Installation Procedure -807640681

TM 9-2320-312-24-2

Truck Engine

Disassembly and Assembly Section

NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened

component life.

NOTICE

Care must be taken to ensure that fluids are contained

during performance of inspection, maintenance, test-

ing, adjusting and repair of the product. Be prepared to

collect the fluid with suitable containers before open-

ing any compartment or disassembling any compo-

nent containing fluids.

g00616226

Illustration 167

Refer to Special Publication, NENG2500, "Caterpillar

3. Slide camshaft idler gear (2) from idler shaft (3).

Tools and Shop Products Guide" for tools and supplies

suitable to collect and contain fluids on Caterpillar

4. Remove the bolt and idler shaft (3) from the

products.

cylinder block.

Dispose of all fluids according to local regulations and

mandates.

g00616240

Illustration 168

5. Use Tooling (A) and a press to remove the

bearing from camshaft idler gear (2).

Installation Procedure

Table 36

Required Tools

g00616185

Illustration 166

Part

Tool

Part Description

Qty

1. Rotate the crankshaft until the number one piston

Number

is at the top center position. Timing mark (4)

1P-0520

Driver Group

for camshaft idler gear (2) should be in line

with timing mark (5) for crankshaft drive gear

(6). Identify the location of timing mark (4) for

NOTICE

camshaft idler gear (2) and timing mark (5) for

Keep all parts clean from contaminants.

crankshaft drive gear (6).

Contaminants may cause rapid wear and shortened

2. Remove the two bolts that fasten plate (1) to idler

component life.

shaft (3). Remove plate (1).