| NOTICE |
|---|
|
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids. Refer to Special Publication, PERJ1017, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat® products. Dispose of all fluids according to local regulations and mandates. |
 |
|
This fuel system may contain high-pressure fuel for extended periods after engine shutdown. Do not open the high-pressure fuel system without first releasing the high-pressure fuel from the system. Refer to the Operation and Maintenance Manual, "High-Pressure Fuel System - Pressure Release" to properly release fuel pressure. Exposure to high-pressure fuel may result in personal injury. |
- Disconnect harness assembly (1).
- Remove bolts (2).
Show/hide table
Illustration 2 g06215222 Typical Example Show/hide table
Illustration 3 g06215223 Typical Example - Use a screw driver or suitable prying device into crescent relief cut in base of fuel control valve (3) as shown in illustration 2 and illustration 3. Twist or pry to disengage from the housing.
Note: Using care not to damage the interface between the fuel control valve and the high-pressure fuel pump.
- Remove fuel control valve (3).
Show/hide table
Illustration 4 g06207548 - Check O-ring seals (4), (5), and (6) on fuel control valve (3).
| |
| Illustration 1 | g06207579 |
| Required Tools | |||
| Tool | Part Number | Part Description | Qty |
| A | - | Loctite 51360 | - |
- Lubricate O-ring seals (4), (5), and (6) with Tooling (A).
Note: Never use cap screws to force the fuel control valve into the housing cavity.
Show/hide table
Illustration 6 g06207554 Show/hide table
Illustration 7 g06207557 - Position and install fuel control valve (3) pushing by hand. Tighten bolts (2) to a torque of
6 N.m (53 lb in) in the sequence as shown in illustration 7. - Retighten bolts (2) to a final torque of
12 N·m (106 lb in) in the sequence as shown in illustration 7.Show/hide table
Illustration 8 g06207582 - Connect harness assembly (1).
| |
| Illustration 5 | g06207548 |
Note: Following repairs to the high-pressure fuel system, accumulator plugs on opened cylinders should be removed. A successful completion of the "Fuel Systems Function Test (FSFT)"using CATET must be performed. Upon completion of the FSFT, accumulator plugs are to be reinstalled.