PDF Operator's Manual Case IH Magnum 255 Tractor - 9 MB

This operator's manual is specifically for the Case IH Magnum 255 Tractor intended for emerging markets.

It provides essential instructions on operation, controls, and routine maintenance.

Understanding this manual is key to getting the most out of your tractor while ensuring safe use.

It's a valuable guide for every operator and owner.

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--- Page 1 ---
Magnum 255 Series Tractors
After P.I.N. Number Z8RZ06001
           Operator’s Manual


                             84163221
                    Issued August, 2008
                            1st Printing

--- Page 3 ---
GENERAL INFORMATION - 1


Product identification


                               RCPH07CCH014FAB   1


                               RCPH08CCH004FAB   2


                                     1-3

--- Page 4 ---
SAFETY INFORMATION - 2


      INSTRUCTIONAL SEAT SAFETY

•   Extra riders, especially children, are not permitted to       A. Machine should be driven at a slower speed and
    ride on the machine.                                             on level ground.
•   The Instructional Seat is used only when training a           B. Avoid driving on highways or public roads.
    new operator or when a service technician is diagnos-         C. Avoid quick starts or stops.
    ing a mechanical problem.
                                                                  D. Avoid sharp turns.
•   A frequent cause of personal injury or death is persons
    falling off and being run over. DO NOT permit others          E. Always wear seat belts.
    to ride, except in designated instructional seat.             F. Cab door must be closed at all times.
•   When the Instructional Seat is occupied, the following
    precautions must be taken:

                                                       WARNING
    Before starting the engine make sure seat belts are securely fastened. The seat belt can help insure your
    safety if it is used and properly maintained. Never wear a seat belt loosely or with slack in the belt system.
    Never wear the belt in a twisted condition or pinched between the seat structural members.
                                                                                                                        M422B


                                                       WARNING
    A frequent cause of death or serious injury is persons falling off machinery and being run over. Keep cab
    door closed. Instructional seat is used only for instructing or service diagnosing only. DO NOT permit
    others to ride, especially children. Seat belt must be worn at all times.
                                                                                                                        M488C


      FIRE SAFETY

•   Fire risks can be minimized by frequent removal of        •   Engine fuel can cause an explosion or fire. DO NOT
    accumulated crop material, trash or debris from the           fill the fuel tank with the engine running; if you are near
    machine.                                                      an open fire; or if you are welding, smoking, etc.
•   Remove all crop material, trash or debris from the ma-    •   Refer to Fire Prevention in the Maintenance Section
    chine each day. Especially check the engine area and          of this manual for additional information.
    exhaust system.

                                                       CAUTION
    It is good practice to carry a fire extinguisher on the machine. Be sure that the extinguisher is properly
    maintained and be familiar with its proper use.
                                                                                                                        M102B


      MAINTENANCE SAFETY

•   Always keep safety and informational decals clean             clothing. Keep hands, feet, clothing and hair away
    and visible. Replace decals that are damaged, lost,           from moving parts.
    painted over or can not be read.                              Never attempt to clear obstructions or objects from the
                                                              •
•   When assembling, operating or servicing the ma-               machine while the engine is running.
    chine, wear protective clothing and personal safety           Always stop the engine and remove the key from the
                                                              •
    devices that are necessary for the particular proce-          key switch when leaving the operator’s seat or the
    dure. Some personal safety devices that may be                machine.
    necessary are protective shoes, face and/or eye
    protection, hard hat, heavy gloves, filter mask and       •   When servicing the machine, always have the ma-
    hearing protection.                                           chine on a firm level surface.
•   DO NOT wear jewelry or loose fitting clothing that may    •   If shields or guards are removed or opened for service,
    get caught in moving parts. Always wear close fitting         always replace them before operating the machine.

                                                         2-3

--- Page 5 ---
CONTROLS/INSTRUMENTS - 3


RCPH08CCH868BAC   3


 Luxury seat


                                3-3

--- Page 6 ---
CONTROLS/INSTRUMENTS - 3


PEDAL CONTROLS
Inching pedal
When the inching pedal is pushed down, the transmission
is disconnected. Use the inching pedal when moving the
tractor in a small area or when connecting implements.


                                                                      RCPH08CCH085AAC   1


Steering column tilt/telescopic pedal
The steering column tilts to 13 different positions. To tilt
or telescope the steering wheel, push the tilt/telescopic
pedal down and move the steering column to the desired
position. Release the tilt/telescopic pedal to keep the col-
umn in the selected position. Move the column to the most
forward position for ease of entry and exiting.
NOTE: To tilt the column, partially depress the pedal. To
telescope the column, fully depress the pedal.


                                                                      RCPH08CCH085AAC   2


                                                         3 - 13

--- Page 7 ---
CONTROLS/INSTRUMENTS - 3


Remote auto mode switch (if equipped)
            This switch engages/disengages auto
            mode for remote valves 1 and/or 3. Auto
            mode is used with implements which
            control the remote valves by themselves.
            The forward position engages/disengages
            the first remote valve, the rear position the
            third remote valve. Both valves can be
            simultaneously or independently engaged
            or disengaged.


                                                                     RCPH08CCH857AAC   19


PTO control switch
The PTO switch knob is colored yellow for easy identifi-
cation.

            To engage the power take off, lift the knob
            while moving it forward. The knob remains
            in a raised position. The PTO icon on the
            tractor instrumentation displays when the
            PTO is engaged, and PTO RPM is shown.
            To disengage the power take off, move the
            control knob rearward.

                                                                     RCPH08CCH857AAC   20


                                                        3 - 23

--- Page 8 ---
CONTROLS/INSTRUMENTS - 3


FENDER CONSOLE
Front wiper/washer control
             Turn the control clockwise to Low (I) or
             High (II) and counterclockwise to turn the
             wiper Off. Push the control to activate the
             windshield washer (if equipped).


                                                                     RCPH08CCH850AAC   1


Front wiper/washer control
with variable delay
             Turn the control clockwise to the Variable
             delay range, or the Low (I) or High (II)
             position. Turn the control counterclockwise
             to turn the wiper Off. Push the control
             to activate the windshield washer (if
             equipped).

The control decal indicates the range for wiper variable
delay. Turn the control clockwise within the range to vary
the delay.


                                                                     RCPH08CCH107AAC   2


Rear and side wiper switch (if equipped)
             Press the switch top to turn the rear and
             side wiper On; press and hold the switch
             top to activate the rear and side window
             washer. The bottom switch position is Off.


                                                                     RCPH08CCH107AAC   3


                                                           3 - 33

--- Page 9 ---
CONTROLS/INSTRUMENTS - 3


OVERHEAD CONTROLS

LAMPS
Dome lamp
The switch position for the dome lamp determines lamp
operation:
•   Left position – Dome lamp illuminates continuously un-
    til the switch is turned Off. Move the switch to the cen-
    ter position to turn the lamp Off.
•   Center position – Dome lamp Off.
•   Right position – Dome lamp illuminates when the cab
    door is opened and turns Off when the cab door is
    closed.


                                                                       RCPH08CCH031AAC   1


Map lamp (if equipped)
The map lamp is located in the upper right head liner.
Toggle the lamp On and Off by pressing the switch. Direct
the light beam by grasping the lens and rotating it to the
desired position.


                                                                       RCPH08CCH096AAC   2


                                                          3 - 43

--- Page 10 ---
CONTROLS/INSTRUMENTS - 3


STATUS AND WARNING ICONS
A panel for status and warning icons is part of the tractor
instrumentation. The icons illuminate to tell the operator
that tractor operation should stop or that a function is op-
erating. On tractor startup, all icon lamps illuminate briefly
during a self-test.


                                                                        RCPH08CCH189BAC   1


                                                           3 - 53

--- Page 11 ---
CONTROLS/INSTRUMENTS - 3


Fuel usage
This screen displays fuel remaining and the fuel usage
rate at this instant.

Press the INCR or DECR key until the fuel remaining
screen is displayed. This screen shows the amount of
remaining fuel in liters (gallons), and the rate of consump-
tion per hour on electronically controlled engines only.

The fuel information function is active at all times. The
fuel remaining is based on current fuel tank levels. The
fuel consumption per hour is based on electronic governor
data and is only displayed when that data is available.
                                                                      RCIL08CCH116AAA   11


                                                                      RCIL08CCH117AAA   12


                                                         3 - 63

--- Page 12 ---
CONTROLS/INSTRUMENTS - 3


To edit a timer value:
•   Press the "A" key to highlight Timer 1 retract.
•   Use the INCR or DECR key to increase to decrease
    the timer value for retract.
    NOTE: Pressing the INCR or DECR key changes
    the value by 1 second each time the key is pressed.
    Pressing and holding the INCR or DECR key scrolls
    through the numbers at a faster rate
    NOTE: When a value reaches 30 seconds and the
    INCR key is pressed, the value changes to “C” for
    continuous operation.
    NOTE: When the function switch for a remote valve                  RCPH08CCH012AAA   36

    is in the hydraulic motor position, the timer value for
    that valve is “C” for continuous operation and cannot
    be edited.
•   Press the "B" key (when Timer 1 retract is highlighted)
    to highlight the next value – Timer 1 extend.
•   Use the INCR or DECR key to increase to decrease
    the timer value for extend.
•   Press the "B" key to move through the retract and ex-
    tend values for all remote valves. Use the INCR or
    DECR key to increase to decrease the timer value for
    retract/extend as required.

Press the “A” key to exit timer value editing at any time
                                                                                         37
and save the edited values                                             RCPH08CCH013AAA


NOTE: If the “A,” “B,” INCR, or DECR keys are not
pressed for 1 minute, the edit mode exits and all values
return to normal display

Timer
This screen displays elapsed time anytime the key switch
is On.

Press the INCR or DECR key until the timer screen is dis-
played. In hours and minutes, the screen shows elapsed
time from when the timer is started. Maximum elapsed
time is 999 hours and 59 minutes before the timer auto-
matically resets to zero.

While the timer screen displays, press the “B” key to tog-
gle the timer On and Off. Current status is highlighted at
the bottom of the screen.
                                                                                              RCPH08CCH163AAC   38

To reset the timer to 0 (zero), while the timer screen dis-
plays, press the “A” key to highlight the current time value.
Press and hold the “A” key for two seconds to reset the
value to 0 (zero).


                                                          3 - 73

--- Page 13 ---
CONTROLS/INSTRUMENTS - 3


For manual calibration:
5. Press the PROG key to display the default calibration
   number – 27.47.
6. Use the INCR or DECR key to increase or decrease
   the default value. Increase the value in small incre-
   ment to decrease the speed reported on the instru-
   mentation. Decrease the value in small increments to
   increase the ground speed reported on the instrumen-
   tation.
   NOTE: Pressing the INCR or DECR key increments
   the value in 100ths.
7. Press the PROG key to save the new value and return
                                                                    RCIL08CCH048AAA   25
   to CONFIG screen.
8. Start the tractor and test the displayed speed against
   the GPS speed, and repeat the procedure if neces-
   sary.


                                                                    RCIL08CCH049AAA   26


For automatic calibration:
9. Lay out a level, straight-line course of 60 m (197 ft)
   with a clearly marked start and finish line.
10. Park the tractor an adequate distance from the start
    line to achieve the speed necessary and allow time to
    press the correct keys.
11. Press the PROG key to display “READY.”


                                                                    RCIL08CCH050AAA   27


                                                                    RCIL08CCH051AAA   28


                                                       3 - 83

--- Page 14 ---
CONTROLS/INSTRUMENTS - 3


7. The time of day automatically screen displays. High-
   light “Night” and then press the PROG key to enable
   the egress lighting feature for night operation only.
   NOTE: Night is detected as whenever the light switch
   is turned On before the key switch in turned Off in the
   current work session.
8. Highlight “Always” and then press the PROG key en-
   able the egress lighting feature whenever the vehicle
   is operating.


                                                                     RCIL08CCH095AAA   27


                                                                     RCIL08CCH096AAA   28


9. Use the INCR or DECR key to highlight “Timer,” and
   then press the PROG key to select how long the work
   lamps should remain illuminated after the key switch
   is turned Off.
10. The time of day also automatically displays when
    “Timer” is selected; press the PROG key to accept the
    default setting and advance to the Timer screen.


                                                                     RCIL08CCH091AAA   29


                                                                     RCIL08CCH094AAA   30


                                                        3 - 93

--- Page 15 ---
OPERATING INSTRUCTIONS - 4


Service indicator lamps and displays
When the key switch is turned to the On position, the trac-
tor instrumentation does a self-check of monitored sys-
tems. All indicator lamps and display screens energize
for three (3) seconds. Before starting the tractor, make
sure all systems are operating. If any system is not oper-
ating, see your dealer.
IMPORTANT: Monitor the gauges while operating the
tractor to check the performance of all tractor functions.


                                                                       RCPH08CCH189BAC   3


                                                         4-3

--- Page 16 ---
OPERATING INSTRUCTIONS - 4


MOVING THE UNIT

Powershift transmission
Your tractor is equipped with a full power shift transmis-      Oil temperature less than   Limits power shift to
sion. The full power shift design permits shifting the trans-           or equal to
mission without using the inching pedal, except the first       -40 °C (-40 °F)           10th Gear
time the transmission is engaged on startup and when the        -10 °C (14 °F)            11th Gear
operator leaves the seat for more than 2 seconds. This          -5 °C (23 °F)             12th Gear
includes changing gears when the tractor is moving, sta-        0 °C (32 °F)              13th Gear
tionary or changing the direction of travel.
                                                                2 °C (35.6 °F)            14th Gear
Your tractor may be equipped with one of the following          4 °C (39.2 °F)            15th Gear
options.                                                        6 °C (42.8 °F)            16th Gear
                                                                8 °C (46.4 °F)            17th Gear
            Transmission speed options
Option 1 – Forward       18 speeds
                                                                                       WARNING
Option 1 – Reverse       4 Speeds                               Travel speed should be such that complete control
Option 2 – Forward       19 Speeds                              and machine stability is maintained at all times.
Option 2 – Reverse       4 Speeds                               Where possible, avoid operating near ditches, em-
Option 3 – Forward       23 Speeds (Includes                    bankments and holes. Reduce speed when turning,
                         Creeper)                               crossing slopes, and on rough, slick, or muddy
Option 3 – Reverse       6 Speeds                               surfaces. Failure to comply could result in death or
                                                                serious injury.
IMPORTANT: As a safety feature on tractor startup, the
inching pedal must be depressed before moving the                                                                        M109B

transmission from Park to either Forward or Reverse. If
the inching pedal is not depressed, an alarm sounds;
the message “CP” (for clutch pedal) displays on the in-                                WARNING
strument cluster, and the transmission does not engage.         Do not exceed implement transport speed or the
Once the tractor is started and the transmission is first       speed rating on the implement tires. Review the
engaged with the inching pedal, shifting without using the      implements Operator’s Manual for specifications.
inching pedal is available anytime as long as the operator      Failure to comply could result in death or serious
does not leave the seat.                                        injury.
                                                                                                                         M1219
Transmission controller software prevents the power shift
transmission from shifting up beyond a certain gear de-         When towing heavy loads and descending hills, the en-
pending on transmission oil temperature. This is done to        gine can reach an overspeed condition of 3000 RPM. The
eliminate the possibility of excessive clutch wear by shift-    fuel flow to the engine during this condition is slowed until
ing into higher gears at lower temperatures. The limits         engine rpm reaches 2600 RPMto help protect the engine.
are as follows:


                                                           4 - 13

--- Page 17 ---
OPERATING INSTRUCTIONS - 4


Automatic productivity management (APM)
Overview
In standard operation, engine RPMs are set by the throt-
tle lever. Transmission gears are selected by up or down
shift buttons. To maintain a desired ground speed, the op-
erator adjusts both the gear setting and the throttle lever
position.

             Automatic productivity management (APM)
             offers automatic continuous ground speed
             operation with the Powershift transmission.
             APM operates in two modes: APM field
             and APM road.

             The operator uses this three position
             switch on the armrest console to select a
                                                                        RCPH08CCH016AAC   1
             mode of operation.

Press the top of the switch (trailer icon) to select APM
road.

Press the bottom of the switch (plow icon) to select APM
field.
NOTE: This switch was formerly used for the autoshift
feature which has been replaced by automatic productivity
management.
In automatic productivity management (APM), the hand
throttle is used to select the desired ground speed. The
APM system then uses engine speed (RPMs) and trans-
mission gears to attain and maintain the selected ground
speed.

The minimum throttle lever position is the minimum possi-
ble vehicle speed. The maximum throttle lever position is
the maximum possible vehicle speed. The speed range
differs between APM Field and APM Road.

Once the operator picks the desired ground speed, the
control system picks the gear and engine RPM for the
vehicle.

If the vehicle is operating under a heavy load,
•   the system selects a lower gear, and
•   engine RPMs are increased to produce more horse-
    power.
•   If vehicle load increases, the system selects lower
    gears and increases engine RPMs to maintain the
    desired ground speed and accommodate the vehicle
    load, until maximum power is reached.


                                                         4 - 23

--- Page 18 ---
OPERATING INSTRUCTIONS - 4


Manual mode
To manually engage MFD, press and release the switch
top. The MFD icon displays on the tractor instrumentation.


                                                                      RCPH08CCH605AAC   3


To disengage MFD, move the switch to the center Off (0)
position. The icon no longer displays.


                                                                      RCPH08CCH605AAC   4


Automatic mode
To engage Automatic mode, move the switch to the bot-
tom position.

Automatic MFD engagement or disengagement is deter-
mined by hitch position, brake application, travel speed,
tractor steering angle (when equipped with steering based
traction controlTerra lock) and wheel slip (when equipped
with radar/true ground speed sensor only).


                                                                      RCPH08CCH605AAC   5


                                                        4 - 33

--- Page 19 ---
OPERATING INSTRUCTIONS - 4


Calibrating the suspended axle
If the message “Suspended Axle Cal Required” displays
on the instrumentation, or when an operator suspects the
suspended axle is not operating properly, perform the fol-
lowing calibration procedure. The tractor must be running
for this procedure.

                      WARNING
Move the vehicle to an open area, free of obstacles
and away from personnel. Transmission clutches are
engaged during controller calibration, and the vehicle
may move during calibration. The operator must be
ready to take control of the vehicle at any time. Failure               RCPH08CCH203AAC   9
to comply may result in death or serious injury.
                                                        M588


NOTE: See “Entering the suspended axle screens” at the
beginning of this section for instructions on navigating to
the “TRANS F SUS” screen.


Press the INCR        or DECR          key from the
“TRANS F SUS” screen until the “F SUS CAL” displays,
and then press the PROG key.
Calibration runs automatically and the front suspension
moves up and down through its complete mechanical
range. When the procedure is complete, a screen similar
to this displays. The * Pos (asterisk positive) indicates
that calibration was successful. If a “Cal Failed” screen
displays, the procedure must be performed again.

When calibration is successful, press the PROG key to
exit the calibration screen.

Press the INCR or DECR key until the “F SUS Exit” screen
displays, and then press PROG key to return to the normal
operating screens.
                                                                       RCPH08CCH202AAC    10


Viewing pressures on the suspended axle
An operator may view various system pressures when
they suspect the system is not correcting or calibrating
properly. The piston pressure values will vary based on
weight, load and distribution on the rod side versus the
piston side. With no load on the tractor these values
should be close to each other. If the cylinder pressures
ever exceed the pressures of the associated accumulator,
this is an indication that the suspension is not working.


                                                         4 - 43

--- Page 20 ---
OPERATING INSTRUCTIONS - 4


6. Press the Record end of the switch momentarily to
   save the recorded sequence.


                                                                     RCPH08CCH025AAA   3


As a sequence is recorded, the icons for the various
functions display on the instrumentation as they are
performed. Each new icon moves the previous icon
downward on the display.

The table on the following page shows the icons used for
the various functions.

When recording is complete, the instrumentation displays
the previous performance screen.


                                                                     RCPH08CCH027AAA   4


                                                      4 - 53

--- Page 21 ---
TRANSPORT OPERATIONS - 5


Safety chain


                                                     RCPH08CCH013FAB   1


1. Towed equipment                                             4. Drawbar support
2. Safety chain                                                5. Chain support
3. Drawbar                                                     6. Drawbar position bolt
When towing equipment on a highway, use a safety chain
as an auxiliary connection between the tractor and the
towed equipment. The safety chain must have a rating
greater than the gross load of the towed equipment.
Connect the chain to the tractor drawbar support and
the towed equipment as shown in the illustration. Check
the adjustment of the safety chain by turning the tractor
completely to the right and left. Adjust the chain as
necessary.

The chain (2) must pass through the chain support (5),
loop around and attach to the drawbar support (4). Do
NOT fasten the chain to the chain support.
                                                                                          RCPH08CCH491AAB   2
With the optional high capacity (heavy duty wide) drawbar,
remove the drawbar retainer bolts (6) to gain sufficient
clearance to install the safety chain. Install the chain and
then reinstall the retainer bolts.


                                                           5-7

--- Page 22 ---
WORKING OPERATIONS - 6


Connecting the PTO
Some three point hitch mounted equipment such as mow-
ers and snow blowers are driven with a direct drive shaft
from the implement to the tractor PTO.

In all PTO applications the drawbar must be fastened in
the center position on the drawbar support (1).


                                                                     RCPH08CCH349AAC   1


Connect the implement to the tractor in the following
sequence.
1. Connect the implement to the tractor first. Shut down
   the engine and remove the switch key.
2. Raise the PTO safety guard (2) for access to the PTO
   stub shaft (3).
3. Rotate the PTO output shaft by hand to align the
   splines. Connect the implement drive shaft to the
   tractor PTO stub shaft (3). Make sure the drive shaft
   yoke is locked securely to the PTO stub shaft. Lower
   the PTO safety guard.
4. Check the implement drive shaft for the correct length
   and for free telescopic movement. The correct length
   is important to prevent the PTO drive shaft from hitting
   bottom or separating in any tractor or implement oper-            RCPH08CCH350AAC   2
   ating position.
5. Check the drive shaft integral shields for free rotation
   without any interference. If the PTO shield is damaged
   or does not rotate, repair or replace the shield before
   operating the PTO.
6. Make sure all shields are in position and in good con-
   dition. Never operate the PTO unless the PTO safety
   guard is down and correctly positioned.
7. Keep the drive line as straight as possible.


                                                         6-5

--- Page 23 ---
WORKING OPERATIONS - 6


3. When the PTO is engaged, engine hours are replaced
   with PTO information. The PTO screen displays for 3
   seconds on engagement showing the PTO type (1),
   540 RPM or 1000 RPM as equipped, current PTO
   speed (2), and engagement rate (3): auto or heavy.
4. If necessary, adjust the Throttle lever position slowly
   until the correct PTO speed is indicated on the display
   NOTE: The PTO clutch disengages automatically to
   avoid damage to clutch components if the clutch slips
   for more than 5 seconds. Reduce PTO load and reset
   the PTO by turning the PTO switch Off and then On.
   NOTE: If the PTO speed sensor detects PTO shaft
                                                                    RCIL08CCH020AAA   4
   speed above 1171 RPM (for the 1000 RPM shaft), or
   632 RPM (for the 540 RPM shaft), an alarm sounds.
   1000 PTO RPM or 540 PTO RPM is reached at 1800
   RPM engine speed.
PTO controller software monitors the PTO load during en-
gagement and displays messages to the operator based
on the sensed PTO load. The software now distinguishes
between normal and heavy loads for engagement. The
heavy load setting is intended for grinder/mixers, large
balers, and other implements which can be started when
loaded.

If the software detects a heavy PTO load when the switch
is engaged, the engagement process stops and a mes-
sage "PTO Load Heavy? Confirm Engage Rate” displays
for 10 seconds on the tractor instrumentation.
NOTE: The number on the screen is the count down timer
for the 10 seconds.                                                 RCIL08CCH021AAA   5


Press the PROG            key or wait the 10 seconds for
the next screen to display. The PTO will not engage until
the operator provides a response.
The next screen displays with “Heavy” highlighted. The
PTO controller changed the engagement rate to “Heavy”
and is asking the operator to confirm the setting.


Press the PROG           key on the key pad to accept the
“Heavy” setting.


Press the RESET           key on the key pad to reject the
setting.

                                                                    RCIL08CCH022AAA   6


                                                        6 - 15

--- Page 24 ---
WORKING OPERATIONS - 6


4. After adjusting lower link height, return the locking col-
   lar to its lowered locked (4) position.
   NOTE: The locking collars must be returned to their
   locked position after adjusting the lower links.


                                                                         RCPH08CCH343AAC   4


5. Move the PTO safety guard (7) to the lower detent
   position to avoid damage when hitch is lowered.


                                                                         RCPH08CCH351AAC   5


6. Install the upper link (5) in the proper hole of the upper
   link bracket (6) for the application:
   A. Lower hole – tillage, increase kick, best load trans-
      fer, best angle of attack for quick soil penetration.
   B. Middle hole – PTO driven equipment or as required
      for level operation.
   C. Top hole (three hole only if equipped) – high clear-
      ance required.
   IMPORTANT: Restriction bolts (if equipped) must be
   installed in the lift links if the upper link is in the lower
   (A) or middle (B) holes. Restriction bolts must be in-
   stalled in the upper link if the upper link is installed in
   the top (C) hole. Damage to hitch components will oc-
   cur if restriction bolts are not installed.
                                                                         RCPH08CCH335AAC   6


                                                             6 - 25

--- Page 25 ---
WORKING OPERATIONS - 6


                                                      RCPH08CCH283AAC   2


1. Lower link assembly        5. Shim (in stored position)        3. Sway bumper cam       7. Nut prevailing torque
2. Spacer                     6. Washer 22 mm x 37                4. Bolt hex head 20 mm x
                              mm x 4 mm                           130 mm
When operating Category IIIN equipment, install the
bumper (3) on the lower links as shown. Install spacer
(2) and shims (5) on the outside of the lower links (1).

Shims are available to let the operator adjust the amount
of lateral free-play between the hitch and tractor when the
hitch is in either the Rigid (No Sway) position or Transport.

When adjusting the free play, an equal number of shims
must be used on each lower link. The adjustment must
be made with the sway blocks in the rigid position and the
hitch raised to transport position.

The lower links must be able to move freely without bind-
ing against the sway blocks throughout the full stroke of
the hitch when an implement is attached.

Add shims between the spacer and sway bumper as
needed.
IMPORTANT: Be certain that the hitch category setting
is proper for the implement in use. Damage to the hitch
linkage can occur if a Category II implement is attached
to the tractor with the hitch in Category III setting.


                                                           6 - 35

--- Page 26 ---
WORKING OPERATIONS - 6


Converting to III implements without stan-
dard quick coupler hole
To convert to the Cat III position for implements without a
standard quick coupler hole,
1. Remove the two IVN spacers from the inside lower
   links.
2. Install the III top hook in the upper set of holes with two
   20 mm x 140 mm bolts for the upper holes and two 20
   mm x 90 mm socket head screws in the lower holes.
3. Torque the bolts to 675 Nm (498 lb ft).


                                                                       RCPH08CCH461BAC   9


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