Figure 7-18. Installing front fan drive housing assembly using improvised lifting tool

(8) Refer to figure 5-123 and torque tighten

two drilled head cap screws to 275 pound-inches.

Refer to figure 5-121 and torque tighten seven

self-locking

nuts

275

pound-inches.

(9) Refer to figures 5-120 through 5-117

and install the fan horizontal drive shaft. Center

hose on drive shaft housing and tighten hose

clamps securely.

(10) Refer to figure 7-19 for the view of the

e n g i n e as it appears at this stage of assembly.

Note. To facilitate lifting the front fan drive

housing assembly, an improvised lifting tool

can be made from a piece of 3 / 8-in. dia bar

stock and a discarded slotted fan nut. Bend bar

stock to shape and securely weld ends of bar to

nut as illustrated in figure 2-1.

1. Install improvised lifting tool (A) on fan vertical drive

shaft.

2. Apply light coat of gasket cement (MIL-C-10523 Ord.)

on mounting base (B).

3. Lower front fan drive housing assembly and associated

parts on mounting base.

Figure 7-18. Installing front fan drive

housing assembly using improvised

lifting tool.

7-14