DRIVE GP-FAN 3320925 - Caterpillar

Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 390-1131 Timing Pin (Crankshaft) 1
B 435-3146 Timing Pin (Camshaft) 1
C - Loctite 242 Thread Lock 1
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Ensure that all components are clean and free from wear of damage. If necessary, replace any components that are worn or damaged.
If Tooling (A) and Tooling (B) are not installed, install Tooling (A) and install Tooling (B). Refer to Disassembly and Assembly, "Idler Gear - Remove" for the correct procedure.
Illustration 1 g02937163
Illustration 2 g02939977
If necessary, Apply Tooling (C) to lubricating jet (11) and install the lubricating jet into front housing (13). Tighten the lubricating jet to a torque of 18 N m (159 lb in).
Ensure that locating pin (6) is 45 degrees from vertical and parallel to the center of Torx head plug (5), refer to Illustration 1.
Position gear (9) into the front housing. Ensure that the teeth on all gears mesh correctly.
Install idler hub (10) to gear (9). Ensure that the temporary marks are aligned and the idler hub (10) is correctly installed into the front housing.
Install bolt (12) to idler hub (10). Tighten the bolt to a torque of 50 N m (37 lb ft)
Install the front cover. Refer to Disassembly and Assembly, "Front Cover - Remove and Install" for the correct procedure.
Illustration 3 g02937277
Remove Tooling (B) from the front housing.
Install new O-ring seal (1) to plug (2).
Install plug (2). Tighten the plug to a torque of 25 N m (221 lb in).
Remove Tooling (A) from the cylinder block.
Install new O-ring seal (3) to plug (4).
Install plug (4). Tighten the plug to a torque of 30 N m (266 lb in).
If equipped, install the accessory drive. Refer to Disassembly and Assembly, "Accessory Drive - Remove and Install" for the correct procedure.