ARMY TM 9-6115-670-14&P
4-41
4.18. FAN GUARD, FAN SHROUD, AND SHROUD HOUSING.
This task covers:
a. Adjust
b. Removal
c. Replace
INITIAL SETUP
Tools
General Mechanic's Tool Kit
(Item 1, Appendix B)
Equipment Conditions
MASTER ON-OFF switch set to OFF.
Materials/Parts
Fan Guard, Fan Shroud, Shroud Housing
ADJUST
a. Loosen screws and washers (8, 19, Figure 4-5 (Sheet 2)) securing fan shroud (10) to shroud
housing (12).
b. Adjust shroud so that fan blade is in center of shroud (10). Tighten hardware.
REMOVE
a. Remove two screws and flat washers (1, Figure 4-5), and two lock washers and nuts (3) from
resilient mount bracket support (7) and radiator flange bracket (2).
b. Remove two bolts and flat and lock washers (5) from generator bracket (6) and air deflector shield
(4).
c. Remove resilient mount bracket support (7) and generator bracket (6).
d. Remove two screws, flat and lock washers (15, Figure 4-5 (sheet 2)), two screws (JTACS) or two
slotted hex-head screws (SICPS, WIN-T) and flat and lock washers (17), and radiator support
bracket (16).
e. Loosen two clamps (13) and remove upper radiator hose (14).
f. Remove four screws and washers (8) and fan guard (9).
g. Remove two screws and washers (19) and fan shroud (10).
h. Remove four screws (JTACS) or four slotted hex-head screws (SICPS, WIN-T) and flat and lock
washers (11) from left and right halves of shroud housing (12).
i. Remove six screws (JTACS) or six slotted hex-head screws (SICPS, WIN-T) and flat and lock
washers (18) and left and right halves of shroud housing (12).
WARNING
DO NOT operate APU with radiator hose or fan
guard removed. Failure to heed this warning could
result in injury to personnel or damage to
equipment.
