Gradall 544D (9136-4003) Service Manual User Manual download pdf (Page 294)

IDENTIFICATION

IMPORTANT: All Power Wheel units and kits are shipped with a name plate that includes the Auburn Gear part number and order code as shown.

Example:

In addition to the nameplate, Power Wheel drives are stamped with an identification number which appears on the cover or

hub flange as shown.

Example: 6000236-A-4-9

When ordering parts, the information included on the nameplate or the stamped identification number is necessary to

accurately identify the drive and obtain

the correct replacement parts. Once this information has been obtained, contact Auburn Gear for appropriate parts list.

DISASSEMBLY OF POWER WHEEL

STEP 1

Slide the coupling (1) from the splines on input shaft (2).

STEP 2

Position the assembly upright on face of spindle (3).

STEP 3

Remove the disengage cover (30) if necessary.

STEP 4

Remove twelve bolts (26) and flat washers (27) and the large cover (25) from the unit. The

thrustwasher (22) and the disengage plunger (23) usually remain attached to the large cover (25)

when it is removed. Remove thrustwasher (22), disengage plunger (23), and O-ring (24) from the

large cover (25).

STEP 5

Remove primary sun gear (21) from end of input shaft (2).

STEP 6

Remove the primary carrier assembly (20).

STEP 7

Remove the secondary carrier assembly (19). It may be necesary to remove the ring gear (18)

first, if difficulty is encountered in removing the carrier assembly.

STEP 8

Remove the input shaft (2) from the spindle (3). Remove the retaining rings (15), washers (16),

and disengage spring (17) from input shaft (2) only if replacement is requlred.

STEP 9

If not previously removed (see step 7) remove ring gear (18) from hub (9). It may be necessary to

strike ring gear (18) with a rubber mallet to loosen from hub (9).

STEP 10

One lockwasher (13) tab will be engaged in the bearing nut (14) slot; bend back to release.

Remove the bearing nut (14), lockwasher (13), and thrustwasher (12). NOTE: A special service

tool is required for the removal of the bearing nut. Contact Auburn Gear for procurement

of service tool.

STEP 11

Press spindle (3) from hub (9). NOTE: Bearing cone (11 ) has been designed with a press fit with

respect to spindle (3). Considerable force will be required to remove cone from spindle.

STEP 12

Remove the oil seals (4) and (5) and bearing cones (6) and (11) from hub (9). Inspect bearing

cups (7) and (10) in position and remove only if replacement is required.

Power Wheel®

ORDER CODE: 6WB13156C

PART NO.: 6000236

SERIAL NO.: 143434

AuburnGear

AUBURN IN U.S.A.

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Gradall 544D (9136-4003) Service Manual User Manual Page 294

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