3-12
AB62 Work Platform - European
M
AINTENANCE
Section
3.10
3.10 T
ORQUE
H
UBS
NOTE: Change fluid in torque hubs after the first
50 hours of operation. Change every 1000
hours thereafter.
Changing Fluid
NOTE: It is not necessary to remove torque hub
to change fluid.
1. Raise the axle using an eight-ton hydraulic jack.
Place eight ton-jack stands under each end of the
axle.
2. Remove wheel and rotate torque hub so drain
plug on side is at bottom of hub.
3. Remove drain plugs at bottom of hub and front
cover, and drain oil from unit.
4. Rotate hub so plug opening in front cover is
slightly above half full position and side plug
opening is at the top.
5. Fill unit with 90 wt. gear oil until oil comes out
front plug opening (torque hub must be 1/2 full).
6. Replace plugs.
7. Install wheel and lower machine to the ground.
Torque Hub Removal
1. Park the work platform on firm level, ground and
block the wheels to prevent the work platform
from rolling.
2. Disconnect battery negative terminal.
3. Loosen the wheel lug nuts on the torque hub to
be removed.
4. Raise the axle of the work platform using an
eight- ton jack.
5. Position two eight-ton jack stands under the axle
to prevent the work platform from falling if the jack
fails.
6. Remove the wheel nuts and wheel.
7. Disconnect hydraulic brake line from brake.
8. Mark and remove hoses from drive motor.
9. Remove mounting bolts from drive motor.
10. Separate drive motor from brake. Discard gasket.
11. Separate brake from torque hub. Discard gasket.
12. Remove 1/2-20 nuts and washers from torque
hub.
13. Remove torque hub.
Installation
NOTE: Torque all hardware to torques listed on
pages 3-22 and 3-23 unless otherwise speci-
fied.
1. Install the torque hub using hardware previously
removed.
2. Using SAE 90W weight gear lube, fill the torque
hub. Torque hub must be half full.
3. Install new gasket and brake.
4. Install new gasket and drive motor.
5. Secure assembly using washers and bolts.
6. Connect hydraulic brake lines.
7. Connect hoses to drive motor.
8.Install wheels.Torque lug nuts to 257Nm
(190 ft/lbs).
9. Bleed brake lines if necessary.
10. Remove jack stands and lower rear end.
11. Connect battery terminal.
12. Operate machine and check for proper operation
of torque hub. Check function of brake.
Figure 3-14: Torque Hub Assembly
C A U T I O N
!
!
Clean all fittings before disconnecting the hose
assemblies.
Plug all port holes and hose assemblies IMME-
DIATELY to prevent contamination from dust
and debris.
FRONT
REAR
Содержание ab62
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Страница 4: ...ii AB62 Work Platform European FOREWORD NOTES ...
Страница 42: ...3 24 AB62 Work Platform European MAINTENANCE Section 3 13 NOTES ...
Страница 56: ...4 14 AB62 Work Platform European TROUBLESHOOTING Section 4 4 Notes ...
Страница 61: ...AB62 Work Platform European 5 5 SCHEMATICS Section 5 1 Notes ...
Страница 73: ...Page 6 3 Illustrated Parts Breakdown Final Assembly AB62 Diesel AB62 Work Platform European Drawing 1 of 2 ...
Страница 74: ...Page 6 4 Illustrated Parts Breakdown Final Assembly AB62 Diesel AB62 Work Platform European Drawing 2 of 2 ...
Страница 75: ...Page 6 5 Illustrated Parts Breakdown AB62 Work Platform European NOTES ...
Страница 77: ...Page 6 7 Illustrated Parts Breakdown Basic Assembly AB62 Diesel AB62 Work Platform European ...
Страница 79: ...Page 6 9 Illustrated Parts Breakdown Chassis Assembly AB62 Work Platform European ...
Страница 81: ...Page 6 11 Illustrated Parts Breakdown Front Axle Assembly AB62 Work Platform European ...
Страница 83: ...Page 6 13 Illustrated Parts Breakdown Elevating Assembly AB62 Work Platform European ...
Страница 85: ...Page 6 15 Illustrated Parts Breakdown Linkage Assembly AB62 Work Platform European ...
Страница 87: ...Page 6 17 Illustrated Parts Breakdown Straight Boom Assembly AB62 Work Platform European ...
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Страница 91: ...Page 6 21 Illustrated Parts Breakdown Turret Assembly AB62 Work Platform European ...
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Страница 97: ...Page 6 27 Illustrated Parts Breakdown Cover Assembly AB62 Work Platform European ...
Страница 100: ...Page 6 30 Illustrated Parts Breakdown Upper Controller Assembly AB62 Diesel AB62 Work Platform European Drawing 2 of 4 ...
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Страница 105: ...Page 6 35 Illustrated Parts Breakdown Lower Controller Assembly AB62 Diesel AB62 Work Platform European Drawing 1 of 3 ...
Страница 106: ...Page 6 36 Illustrated Parts Breakdown Lower Controller Assembly AB62 Diesel AB62 Work Platform European Drawing 2 of 3 ...
Страница 107: ...Page 6 37 Illustrated Parts Breakdown Lower Controller Assembly AB62 Diesel AB62 Work Platform European Drawing 3 of 3 ...
Страница 111: ...Page 6 41 Illustrated Parts Breakdown Control Module Assembly AB62 Work Platform European ...
Страница 139: ...Page 6 69 Illustrated Parts Breakdown Label Kit AB62 Diesel AB62 Work Platform European ...
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