Section IV. REPLACEMENT OF COOLING FAN CLUTCH ASSEMBLY AND FAN DRIVE HOUSING OUTER FLANGE BEARING

Section lV. REPLACEMENT OF COOLING FAN CLUTCH ASSEMBLY

AND FAN DRIVE HOUSING OUTER FLANGE BEARING

following the same procedure. For instructional

4-7. General

purposes in this section, the rear fan clutch

This section covers the removal and in-

assembly has been used for typical procedure.

stallation of the cooling fan clutch assembly and

Refer to Table 4-3 for applicable illustrations

the replacement of the outer flange bearing. The

and instructions required for removing or in-

front and rear cooling fan clutch assemblies are

stalling cooling fan clutch and flange bearing.

interchangeable.

Replace

both

clutch

assemblies

Table 4-3. Cooling Fan Clutch Assembly

Remove

1. Cut locking wire (A).

1. Remove housing cover and clutch assembly (A).

2. Remove 12 slotted nuts (B).

2. Cut locking wire (B).

3. Install jack screws (5 / 16-24NF thread) (C) into

3. Remove six bolts (C) and flat washers attaching the

three threaded holes in the fan drive housing cover.

oil seal housing to the cover.

Alternately tighten jack screws until fan drive housing

4. Install two mechanical pullers -5120-473-7222 in oil

a n d clutch assembly are separated from housing.

s e a l housing puller screw holes (D). Turn pullers

Remove jack screws.

alternately to remove housing.

Install

1. Install 12 slotted nuts (B) securing fan drive housing

1. Position oil seal housing on cover and install six bolts

and clutch assembly.

2. Install locking wire (A).

2. Install locking wire (B).

Figure

4-99.

Removing

installing

rear

fan

3. Install housing cover and clutch assembly (A).

drive housing cover attaching parts.

Figure 4-100. Removing or installing rear fan

drive housing cover and clutch assembly.

4-50