PDF Service Manual Bobcat Landscape Rake - 2 MB
Keep your Bobcat Landscape Rake attachment in prime condition with this official service manual.
It provides detailed instructions for troubleshooting, repairing, and maintaining the equipment.
Technicians will find step-by-step procedures and specifications essential for any service task.
This guide helps ensure your landscape rake performs efficiently for years to come.
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Service Manual
Landscape Rake
(4A) - S/N 440000101 & Above (5B3) - S/N 062700101 & Above
(4A3) S/N 450000101 & Above (6A) - S/N 470000101 & Above
(5A) - S/N 460000101 & Above (6A3) - S/N 470600101 & Above
(5A3) - S/N 460600101 & Above (LR 6B) - S/N 063000101 & Above
Dealer Copy -- Not for Resale
(LR 5B) - S/N 910700101 & Above (6B3) - S/N 06250101 & Above
6900890 (11-12) Printed in U.S.A. © Bobcat Company 2012
1 of 90
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ATTACHMENT IDENTIFICATION (CONT’D)
B Series
HYDRAULIC CONTROL
VALVE
STEP
HYDRAULIC
MOTOR
HYDRAULIC QUICK COUPLERS
REMOVABLE HOSE GUIDE
NA7081
STEPS HYDRAULIC CYLINDER
RAKE TEETH
RAKE CHAIN
BEARINGS
NA7082
1-9 Landscape Rake Service Manual
--- Page 4 ---
DAILY INSPECTION (CONT’D) Figure 10-30-6
Bob-Tach (Cont’d)
Power Bob-Tach
WARNING
AVOID INJURY OR DEATH
The Bob-Tach wedges must extend through the holes
in the attachment mounting frame. Levers must be P-41500A
fully down and locked. Failure to secure wedges can
allow attachment to come off.
W-2715-0208 Push (Item 1) [Figure 10-30-4] and [Figure 10-30-5] and
hold the BOB-TACH “WEDGES DOWN” switch until the
Figure 10-30-4 levers are fully engaged in the locked position [Figure
10-30-6] (wedges fully extended through the attachment
mounting frame holes).
Loader Switch
Figure 10-30-7
1 Bob-Tach wedge must
B-15993A
contact the lower edge of
the attachment mounting
Figure 10-30-5 frame hole.
P-94792
Work Machine Switch
The wedges must extend through the holes in the
attachment mounting frame, securely fastening the
attachment to the Bob-Tach [Figure 10-30-7].
1 NOTE: If the wedge does not contact the lower edge
of the hole, the attachment will be loose and
can come off the Bob-Tach.
Inspect the mounting frame on the attachment. (See the
machine's Operation & Maintenance Manual for
P-88124 inspecting the Bob-Tach). Replace any parts that are
damaged, bent or missing. Keep all fasteners tight. Look
for cracked welds. Contact your Bobcat dealer for repair
or replacement parts.
Lubricate the wedges. (See the machine’s Operation &
Maintenance Manual for the correct procedure.)
10-30-3 Landscape Rake Service Manual
--- Page 5 ---
HYDRAULIC CYLINDER (CONT'D)
Disassembly And Assembly (Cont'd)
Figure 20-10-8
3
2
1
P-5439
Remove the O-ring (Item 1) and back-up ring (Item 2)
[Figure 20-10-8] from the head.
The back-up ring must be located toward the spanner
wrench holes in the head.
Remove the O-ring (Item 3) [Figure 20-10-8] (located
against the outside shoulder of the head).
Check the condition of the head, replace if needed.
Figure 20-10-9
2
1
P-5439
Remove the rod wiper (Item 1) and the inner seal (Item 2)
[Figure 20-10-9].
The lip of the rod wiper must face toward the outside of
the head.
Assemble the cylinder in the reverse order.
20-10-5 Landscape Rake Service Manual
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HYDRAULIC MOTOR (CONT'D) Figure 20-20-26
Inspection
Before the motor is assembled, check the following items:
Clean all parts in clean solvent and use air pressure to
dry them. Do not use cloth or paper because small
pieces of material can get into the system and cause
damage.
Figure 20-20-24
B-6389
3. Check the balance plate for scratches [Figure 20-20-
26].
B-6392
4. Check the valve drive and main drive for wear.
Figure 20-20-27
B-6394
1. Check the Geroler® roller and rotor for wear and
scratches [Figure 20-20-24].
NOTE: Put all the rollers back in their original
position.
Figure 20-20-25
B-6388
5. Check the end plate surface for scratches [Figure 20-
20-27].
B-6390
B-6391
2. Check the valve plate for scratches [Figure 20-20-
25].
20-20-9 Landscape Rake Service Manual
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LANDSCAPE RAKE CHAIN (B SERIES) Figure 30-20-2
Removal And Installation
NOTE: The chain removal procedure was done using 1
an over head hoist and the Landscape Rake
positioned upside down.
Remove the shield from the drive motor. (See Adjustment
on Page 30-20-7.)
Remove the drive motor chain. (See Replacing Chain
Bars (Welded) on Page 30-20-4.) or (See Replacing
Chain Bars (Bolt On) on Page 30-20-5.)
Remove the hydraulic hoses from the motor. (See
Removal And Installation on Page 20-10-2.)
Remove the cylinder. (See Removal And Installation on
Page 20-10-2.)
Remove the hinges. (See Removal And Installation on
Page 30-60-1.)
Figure 30-20-1
1
1
N-00357
By repositioning the chains in the slots (Item 1) [Figure
30-20-2] toward the front of the rake frame, a hoist can
be used to stand the rake frame on its back edge as
shown.
Continue to pull the rake frame into the upside down
position. The rake frame will be stable in this position for
N-00317
chain removal.
Install chains (Item 1) [Figure 30-20-1] in the slots of the Position the master links to the top. Release the tension
frame, and use a hoist to separate the rake frame from fully from the rake chain.
the bucket.
30-20-1 Landscape Rake Service Manual
--- Page 8 ---
ROD GUIDE HOUSING (B SERIES) Figure 30-40-3
Removal And Installation
Figure 30-40-1
1
1 2
N-00372
Remove the drive sprocket (Item 1) and key (Item 2)
N-00324 [Figure 30-40-3].
Installation: Install the key and drive sprocket.
Remove the bolts (Item 1) [Figure 30-40-1] from the
pivot bushings.
Installation: Use anti-seize on the bolts and nuts during
assembly.
Figure 30-40-2
1
2
N-00337
Remove the pivot bushings (Item 1) [Figure 30-40-2]
from the frame.
Remove the housing (Item 2) [Figure 30-40-2].
Installation: Use anti-seize on the pivot bushings during
assembly.
Remove the bolt (Item 1) [Figure 30-40-1] and washer.
Installation: Tighten the bolt to 88 - 95 N•m (65 - 70 ft-lb)
torque.
30-40-1 Landscape Rake Service Manual
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SPECIFICATIONS
SPECIFICATIONS (A SERIES) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .SPEC-10-1
A Series . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .SPEC-10-1
SPECIFICATIONS (B SERIES) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .SPEC-11-1
B Series . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .SPEC-11-1
HYDRAULIC SCHEMATIC (A SERIES) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .SPEC-20-1
A Series . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .SPEC-20-1
HYDRAULIC SCHEMATIC (B SERIES) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .SPEC-21-1
B Series . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .SPEC-21-1
TORQUE SPECIFICATIONS FOR BOLTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .SPEC-30-1
Torque For General SAE Bolts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .SPEC-30-1
Torque For General Metric Bolts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .SPEC-30-2
HYDRAULIC CONNECTION SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . .SPEC-40-1
O-ring Face Seal Connection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .SPEC-40-1
Straight Thread O-ring Fitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .SPEC-40-1
Tubelines And Hoses . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .SPEC-40-1
Flare Fitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .SPEC-40-2
Port Seal Fitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .SPEC-40-2
GLOSSARY OF HYDRAULIC SYMBOLS FOR ATTACHMENTS . . . . . . . . . . . . . . .SPEC-50-1
SPEC-01 Landscape Rake Service Manual
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TORQUE SPECIFICATIONS FOR BOLTS
Torque For General SAE Bolts
The following table shows standard torque specifications for bolts with zinc phosphate coating. Bolts purchased from
Bobcat Company that have zinc phosphate coating are specified by the letter H following the part number.
Thread
SAE Grade 5 SAE Grade 8
Size
N•m 0.250 9,0 - 10,2 12,4 - 13,6
(in-lb) (80 - 90) (110 - 120)
0.3125 20,3 - 22,6 24,2 - 27,1
(180 - 200) (215 - 240)
N•m 0.375 34 - 38 47 - 54
(ft-lb) (25 - 28) (35 - 40)
0.4375 54 - 61 81 - 88
(40 - 45) (60 - 65)
0.500 88 - 95 122 - 136
(65 - 70) (90 - 100)
0.5625 122 - 136 170 - 190
(90 - 100) (125 - 140)
0.625 170 - 190 240 - 260
(125 - 140) (175 - 190)
0.750 300 - 330 410 - 450
(220 - 245) (300 - 330)
0.875 450 - 490 645 - 710
(330 - 360) (475 - 525)
1.000 645 - 710 985 - 1085
(475 - 525) (725 - 800)
1.125 880 - 975 1425 - 1600
(650 - 720) (1050 - 1175)
1.250 1200 - 1360 2000 - 2200
(900 - 1000) (1475 - 1625)
1.375 1630 - 1830 2720 - 2980
(1200 - 1350) (2000 - 2200)
1.500 2040 - 2240 3530 - 3870
(1500 - 1650) (2600 - 2850)
1.625 2720 - 2980 4680 - 5150
(2000 - 2800) (3450 - 3800)
1.750 3390 - 3730 5830 - 6500
(2500 - 2750) (4300 - 4800)
1.875 4270 - 4750 7450 - 8300
(3150 - 3500) (5500 - 6100)
2.000 5150 - 5700 8800 - 9800
(3800 - 4200) (6500 - 7200)
SPEC-30-1 Landscape Rake Service Manual