T M 9 - 4 9 3 1 - 3 8 1 - 1 4 & P - 2
FRAME 15 I
Install Fan and Guard:
1.
2.
3.
CAUTION
Damage to PCU components could result if tubeaxial fan (1)
is in-stalled backwards. Make sure arrow (2) on fan (1) is
pointing to bracket (3).
Line up holes in fan (1) and rear fan guard (4) with holes in bracket (3).
Screw in and tighten four machine screws (5), four new Iockwashers (6), eight flat
washers (7), and four plain hexagon nuts (8) with screwdriver and wrench.
Put plug (9) on fan (I).
Follow-on Maintenance:
1. lnstalI PCU holding fixture in accessory storage assembly; refer to volume 1,
para. 4-18.
2. Install accessory storage assembly cover; refer to volume 1, para. 4-18.
TASK 12 ENDS HERE
V o l u m e I V
Para. 3-7, Task 12
3-57