Loosen all 24 Cover Bolts (16) and drain the oil
from the unit.
Remove the 24 Cover Bolts (16) and lift off
Cover (6). Remove O Ring Seal (5) from the
Cover Counterbore and discard.
Remove Thrust Washer (7) from the internal
counterbore of the Cover (6).
Remove Input Gear (8) from First Stage Carrier
Planet Gears (3F).
Remove Thrust Washer (12). Thrust Bearing
(13) and Thrust Washer (14) from First Stage
Carrier (3A). NOTE:
Thrust Washer (12) may have stuck to Cover
(6) as it was removed in Step 2.
Lift First Stage Carrier Assembly (3A-F).
Remove Thrust Washer (9) from end of Second
Stage Sun Gear (11). This Thrust Washer
would have been removed from its location on
Input Gear (8) during Step 4.
Remove Thrust Bearing Carrier (10).
Remove Second Stage Sun Gear (11).
Remove Thrust Washer (12), Thrust Bearing
(13) and Thrust Washer (14) from Second Stage
Carrier (2A) counterbore. NOTE: Thrust
Washer (12) may have stuck to Thrust Bearing
Carrier as it was removed in Step 8.
Remove Ring Gear (4) from mesh with Second
Stage Carrier Assembly (2A-G). Find O Ring
(5), remove and discard.
Remove Second Stage Carrier Assembly from
engagement with Output Shaft(1A)
Remove Retaining Ring (1J) from the Retaining
Ring Groove in Output Shaft (1A).
Eye protection should be worn during this
Retaining Ring removal.
Remove Bearing Spacer (1H) from Output Shaft
(1A) and Bearing Cone face (1F).
The Output Shaft (1A) may now be pressed out
of Hub (16).
Bearing Cups (1C & 1E) will remain in Hub (1G)
as will Bearing Cone (1F). Bearing Cone (1D)
will remain on Output Shaft (1A). Seal (1B) will
be automatically removed during this procedure.
necessary, the Bearing Cups (1C &
1E, can be removed with a "slide
hammer" puller or driven out with a
When rebuilding the unit, the O'
Rings and Retaining Rings should
always be replaced.
To remove Planet Gears from the Carrier
Assemblies, tap Roll Pins (2G) & (3D) into
Planet Pins (2E) & (3E). Tap Planet Pins (2E) &
(3E) out of location in the Carrier Assembly.
Roll Pins (2G) & (3D) may now be driven
through Planet Pins (2E) & (3E). Slide Planet
Gears (2F) & (3F), Thrust Washers (2B) & (3B)
out of Carriers (2A) & (3A). Remove Roller
Bearings (2C) & (3C) from Planet Gears (2F) &
(3F). Remove Spacer (2D) from Second Stage
Planet Gear (2F).