CHAPTER 5: MAINTENANCE OF ENGINE COOLING SYSTEM
TM 9-2350-256-20
5 1 REPLACE ENGINE COOLING FAN SHROUD SEALS--Continued
NOTE
Follow-on maintenance:
Install engine deck (see paragraph 9-51)
5 2 REPLACE ENGINE COOLING FANS
THIS TASK COVERS
a. Removal
b. Installation
INITIAL SET-UP
Tools:
Parts:
Equipment Condition:
·Tool kit, general mechanic's
·Lockwashers (8) (Appendix G,
Shroud seals removed (see
(Appendix C, item 53)
item 96)
paragraph 5-1)
·Wrench, torque (Appendix C,
·Pins, cotter (2) (Appendix G,
item 61)
item 218)
NOTE
Removal and installation procedures are
the same for both the forward and rear
cooling fans.
a.
REMOVAL
1
Remove housing (1) by removing four screws (2)
and four lockwashers (3).
2
Remove cotter pin (4), nut (5), and flat washer (6).
NOTE
·Do not separate hub and fan, as this will
affect the balance of the assembly.
·Both forward and rear hub and fan
assemblies are interchangeable.
3
Remove assembled fan (7) and hub (8).
b.
INSTALLATION
1
Install assembled fan (7) and hub (8) on splined
vehicle shaft.
2
Install flat washer (6) and nut (5). Torque nut to 50
pound-feet (lb-ft) (68 newton-meters [N-m] ).
3
Aline slot with hole in shaft and install new cotter
pin (4).
5
2