PDF Operation & Maintenance Manual Bobcat 442 Compact Excavator - 987 KB
This manual is essential for owners and operators of the Bobcat 442 Compact Excavator (SN ADBR11001 and above).
It covers all aspects of daily operation, safety protocols, and routine maintenance schedules.
Following the guidelines within this document will help you maximize your machine's performance and prevent costly breakdowns.
It's the best source of information for keeping your excavator in top working order.
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--- Page 1 ---
Operation & Maintenance Manual
418 Compact Excavator
418 S/N AB4711001 & Above
6986852 (8-08) Printed in Europe © Bobcat Company 2008
--- Page 3 ---
DELIVERY REPORT
Figure 4
B-16315
The Delivery Report items must be explained to the
owner/operator by the dealer. The dealer is to complete
the form and the owner/operator signs the form to
indicate his understanding [Figure 4].
VII 418 Operation & Maintenance Manual
--- Page 4 ---
MACHINE SIGNS (DECALS)
Follow the instructions on all the Machine Signs (Decals) that are on the excavator. Replace any damaged machine signs
and be sure they are in the correct locations. Machine signs are available from your Bobcat Excavator dealer.
OPERATOR’S
HANDBOOK
7135251
7153145
6808346
6896962
7151019 7111120
6808872 (2) 7135255
RIGHT SIDE CONSOLE AREA
6808345
7135247
6589058
7135252
7135260
6533899 (2)
7153147 6804114 (2)
7135248
7115386
RI016
XVII 418 - Operation & Maintenance Manual
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TIP-OVER PROTECTIVE STRUCTURE (TOPS) To Lower the TOPS:
TOPS Position Figure OI-10
WARNING
1
3
AVOID INJURY OR DEATH
Use the Tip Over Protective Structure (TOPS). TOPS
changes not approved by Bobcat Company can
cause loss of operator protection and result in injury
or death. The TOPS must be in the raised position 2
with the seat belt fastened. There is no tip-over
protection when the TOPS is in the lowered position.
W-2742-0608
The excavator can be operated temporarily with the P-86589
TOPS lowered for access through height restricted
openings. Do not fasten seat belt when the TOPS is in
the DOWN position. Remove the retainer clip (Item 1) and washer (Item 2)
[Figure OI-10] (both sides).
Stop the engine, exit the machine and put the TOPS in
the UP and LOCKED position after passing through Figure OI-11
height restricted opening.
Raising And Lowering The TOPS
Figure OI-9
1 1
2
R0043
Securely grasp the TOPS (Item 1) [Figure OI-9] with one
hand and remove the pin (Item 3) [Figure OI-10] (both
R0012
sides) and lower the TOPS (Item 1) [Figure OI-11] to the
down position.
The excavator is equipped with a Tip-Over Protective
Structure (TOPS) (Item 1) [Figure OI-9].
OI-7 418 Operation & Maintenance Manual
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TRACK FRAME EXPANSION Figure OI-38
Expanding and Retracting the Tracks
Figure OI-37
R0025
Expand the track frame [Figure OI-38] for increased
R0026
digging performance.
The excavator can be operated with the track frame
retracted for transport on a trailer or to access narrow
areas [Figure OI-37]. IMPORTANT
To prevent wear and damage to the track, always lift
the excavator before expanding or retracting the
track frame.
I-2193-0599
OI-17 418 Operation & Maintenance Manual
--- Page 7 ---
ATTACHMENTS Removal
Installing and Removing Attachments Park the excavator on flat level ground and put the
bucket on the ground.
Remove the retainer pins (Item 5), washers (Item 4) and
WARNING pins (Items 1& 3) [Figure OI-59]. Keep the pivot pins
clean.
AVOID INJURY OR DEATH
Stop the machine on a firm flat surface. When
removing or installing attachments (such as a
bucket), always have a second person in the
operator’s seat, give clear signals and work carefully.
WARNING
W-2140-0189
AVOID INJURY OR DEATH
Never use attachments or buckets which are not
Installation
approved by Bobcat Company. Buckets and
attachments for safe loads of specified densities are
Figure OI-59
approved for each model. Unapproved attachments
can cause injury or death.
W-2052-0907
4
1
2
5 3
P-86597
Install the arm into the bucket, align the hole, install the
pivot pin (Item 1) [Figure OI-59].
Install the link (Item 2) into the bucket, align the hole,
install the pivot pin (Item 3) [Figure OI-59].
Install washer(s) (Item 3) [Figure OI-59] as needed.
Install the two retainer pins (Item 4) [Figure OI-59]. Add
grease to the pivot pins before operation.
OI-27 418 Operation & Maintenance Manual
--- Page 9 ---
TRANSPORTING THE EXCAVATOR Figure OI-82
Loading onto Transport Vehicle
When transporting the machine, observe the rules, motor
vehicle laws and vehicle limit ordinances. Use a transport
and towing vehicle of adequate length and capacity.
Secure the brakes and block the wheels of the transport
vehicle.
Align the ramps with the center of the transport vehicle.
Secure the ramps to the truck (or trailer) bed and be sure
ramp angle does not exceed 15 degrees.
Use metal loading ramps with a slip resistant surface. R0038A
Use ramps that are the correct length and width, and can
support the weight of the machine. Move the machine forward onto the transport vehicle
[Figure OI-82].
The rear of the trailer must be blocked or supported when
loading or unloading to prevent the front of the transport Do not change direction of the machine while it is on the
vehicle from raising. ramps.
Determine the direction of the track movement before Lower the boom, arm, bucket and blade to the transport
moving the machine (blade forward). Engage the vehicle.
upperstructure slew lock.
Stop the engine and remove the key.
Put blocks under the front and rear of the track shoes.
OI-37 418 Operation & Maintenance Manual
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TAILGATE Figure PM-8
Opening and Closing the Tailgate
WARNING 1
AVOID INJURY OR DEATH 2
Never service or adjust the machine when the engine
is running unless instructed to do so in the manual.
W-2012-0497
P-86601
WARNING
Raise the tailgate (Item 1) until the rod (Item 2)
Keep the rear door closed when operating the [Figure PM-8] is in the engaged position.
machine. Failure to do so could seriously injure a
bystander. To close the tailgate, lift up slightly on the tailgate (Item 1)
W-2020-1285
until the rod (Item 2) [Figure PM-8] can be moved to the
disengaged position. Slowly lower the tailgate until it is
Figure PM-7 completely lowered and in the latched position.
NOTE: The tailgate can be locked using the start key.
1
R0010
Release the latch (Item 1) [Figure PM-7] and pull the
tailgate open.
PM-9 418 Operation & Maintenance Manual
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ELECTRICAL SYSTEM Fuel Timer, Relays and Diode Location / Identification
Description Figure PM-25
Figure PM-23
1 1
2
1 1
2
1
2
R0060
R0060
The three electrical relays (Item 1) [Figure PM-25] are
located on top of engine compartment. The three relays
The excavator has a 12 volt, negative ground electrical control the starter, glow plugs and switched power
system. The electrical system is controlled by fuses circuits.
(Items 1) and relays (Items 2) [Figure PM-23] located on
top of the engine compartment. The fuses will protect the Figure PM-26
electrical system when there is an electrical overload.
The reason for the overload must be found before
starting the engine again.
Fuses 1
Figure PM-24
8 7
6 5
R0061
4 3 The fuel shut-off timer (Item 1) [Figure PM-26] is located
on top of the engine compartment.
2 1
B14855
1. Power Socket - 15 A
2. Ignition - 10 A (SW)
3. Timer - 25 A (UNSW)
4. Beacon - 10 A
5. Switch Power - 10 A
6. Valves / Horn - 10 A
7. Switched Timer - 10 A
8. Light - 10 A
Always replace fuses using the same type and capacity.
PM-19 418 Operation & Maintenance Manual
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ALTERNATOR BELT Figure PM-51
Adjusting the Alternator Belt
Replace the belt if it has stretched or there are cracks in
the belt. Replace the pulley if the belt makes contact with
the bottom of the groove in the pulley.
Stop the engine.
Figure PM-49
3
S8279
2
Loosen the upper alternator bolt [Figure PM-51].
1
1
P-86611
Remove the two bolts (Item 1) and remove the fan guard
(Item 2) [Figure PM-49].
Remove the fill cap (Item 3) [Figure PM-49] from the
hydraulic reservoir.
Figure PM-50
1
1
2
1
1 P-86607
Remove the four bolts (Item 1) [Figure PM-50].
Remove the cover (Item 2) [Figure PM-50].
PM-29 418 Operation & Maintenance Manual
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MACHINE SIGN TRANSLATIONS
DO NOT ADD ETHYLENE GLYCOL COOLANT (6708929). . MST-14
LIFT CHART (7153145) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . MST-4
SERVICE SCHEDULE (7153144). . . . . . . . . . . . . . . . . . . . . . . MST-7
WARNING (6576048) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . MST-14
WARNING (6589058) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . MST-11
WARNING (6808345) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . MST-13
WARNING (6808346) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . MST-13
WARNING (6804114) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . MST-11 MACHINE SIGN
TRANSLATIONS
WARNING (6804233) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . MST-11 (MST)
WARNING (7135260) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . MST-10
WARNING (7151554) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . MST-12
WARNING (7153147) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . MST-3
WARNING (7161612) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . MST-12
MST-1 418 Operation & Maintenance Manual
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WARNING (6589058) WARNING (6804114)
WARNING (6804233)
MST-11 418 Operation & Maintenance Manual