Figure 4-191. Disconnecting or connecting oil cooler inlet and outlet hoses.

Note. It is necessary to remove engine oil

c o o l e r before the transmission oil cooler can be

removed.

Remove

Figure 4-191. Disconnecting or connecting

1. Disconnect manifold heater spark plug electrical lead

oil cooler inlet and outlet hoses.

(A) from spark plug.

2. Cut locking wire and remove two cap screws (B),

spacers, and flat washer-a attaching manifold heater

ignition unit bracket to oil coolers. Remove ignition unit

with bracket and lead.

3. Cut locking wire and remove two bolts (C) and fiat

washers attaching engine oil cooler to beam.

4. Cut locking wire and remove two bolts (D) and flat

washers attaching transmission oil cooler to beam.

5. Cut locking wire and remove four bolts (E) and flat

washers attaching oil coolers to top frame and remove

coolers.

6. Remove nine fasteners (F) and remove oil cooler

retainer and oil coolers.

Install

1. Position engine and transmission oil coolers on side of

engine and install four bolts (E) and flat washers

securing oil coolers to top frame. Install locking wire.

2. Install two bolts (D) and flat washers securing

transmission oil cooler to beam. Install locking wire.

3. Install two bolts (C) and flat washers securing engine

oil cooler to beam. Install locking wire.

4. Position oil cooler retainer on top of coolers and install

nine fasteners (F) securing retainer to upper cover

frame.

5. Position manifold heater ignition unit bracket, with

ignition unit and lead, between oil coolers and install

two cap screws (B), spacers, and flat washers securing

brarket to coolers. Install locking wire.

6. Connect manifold heater spark plug electrical lead to

spark plug (A).

Figure 4-192. Removing or installing engine

and transmission oil coolers.

4-99