TB 9-2320-335-13&P
3-80.2. GEARED FAN DRIVE AND UPPER FRONT REAR CROSSMEMBER REPLACEMENT
(SERIAL NUMBERS 300000 AND ABOVE)
This task covers:
a. Removal
b. Installation
INITIAL SETUP:
Tools
Manual References
General mechanic's tool kit:
TB 9-2320-335-13&P, Appendix E
automotive (Appendix B, Item 1)
Equipment Condition
Maintenance and repair shop equipment:
Fan blade and fan clutch removed
automotive (Appendix B, Item 2)
Materials/Parts
Front differential vent line removed
Five lockwashers (Appendix A, Item 144)
Four locknuts (Appendix A, Item 106)
a. Removal
1.
Remove vent line (1) from nipple (2).
2.
Remove nipple (2) from angle adapter (3).
3.
Remove four locknuts (8), washers (7), capscrews (4), washers (5), front rear crossmember (6), and
geared fan drive (16) from two crossmember brackets (15). Discard locknuts (8).
4.
Remove three capscrews (14), washers (13), and lockwashers (12) from front rear crossmember (6)
and geared fan drive (16). Discard lockwashers (12).
5.
Remove two capscrews (9), lockwashers (10), washers (11), and geared fan drive (16) from front rear
crossmember (6). Discard lockwashers (10).
6.
Remove oil feed tube (18) and two adapters (17) from geared fan drive (16).
b. Installation
1.
Install two adapters (17) and oil feed tube (18) on geared fan drive (16).
2.
Install geared fan drive (16) on front rear crossmember (6) with three washers (12),
lockwashers (13), and capscrews (14). Do not tighten capscrews (14).
3.
Secure geared fan drive (16) to front rear crossmember (6) with two washers (11), lockwashers (10),
and capscrews (9). Tighten capscrews (9) to 37 lb-ft (50 Nm).
4.
Tighten capscrews (14) to 37 lb-ft (50 Nm).
5.
Install geared fan drive (16) and front rear crossmember (6) on two crossmember brackets (15) with
four washers (5), capscrews (4), washers (7), and locknuts (8).
6.
Install nipple (2) on angle adapter (3).
7.
Install vent line (1) on nipple (2).
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