SEAL-O-RING 3468577 - Caterpillar

Illustration 1 g01425504
(4) Spacer
(5) Clamp
Table 1
Specification for 266-3699 Fuel Pump and Valve Mechanism
Item Qty Part Specification Description
Before installation of the unit injector, lubricate the O-ring seals (6) with a 50/50 mixture of clean engine oil and 8T-2998 Lubricant.
1 - - Torque to 2.50 0.25 N m (22.13 2.21 lb in).
2 1 196-5070 Jam Nut Torque to 100 10 N m (74 7 lb ft).
3 - Use the following procedure to tighten the bolt:
1. Tighten the bolt to 55 10 N m (41 7 lb ft).
2. Loosen the bolt until the bolt is finger tight.
3. Again, tighten the bolt to 55 10 N m (41 7 lb ft).
A - - The unit injector height is measured from the timing seat. Adjust the unit injector height to 78.0 0.2 mm (3.07 0.01 inch).
Refer to Testing and Adjusting, "Electronic Unit Injector - Adjust" for the correct procedure for setting the lash on the electronic unit injector.