SEAL 4693855 - Caterpillar

Ensure that wiring harness are correctly routed and the cable straps are not over tightened. Over tightening of the cable straps will damage the wiring harness convoluting.
Illustration 1 g02177629
Remove plugs from fuel manifold (16) and fuel injection pump (23).
Remove the caps from new fuel injection line (22).
Position fuel injection line (22) onto fuel injection pump (23) and fuel manifold (16). Loosely install nuts for the fuel injection line onto the fuel manifold and the fuel injection pump.
Install bolt (24) and bolt (25) to the tube clip finger tight.
Use Tooling (B) to tighten the nuts on fuel injection line (22) to a torque of 55 N m (41 lb ft).
Tighten bolt (24) and bolt (25) to a torque of 10 N m (88 lb in).Note: Ensure that fuel injection lines do not contact any other engine component.
Illustration 2 g02177712
Illustration 3 g02177628
Follow Step 7 through Step 15 to install fuel injection lines for number one cylinder to number three cylinder.
Install new seal (20) to the electronic unit injector and cylinder head (21). Ensure that the flange on the seal is flush with the cylinder head.
Remove the caps from the port of the electronic unit injector and from the appropriate port in fuel manifold (16).
Loosely connect the nuts at both ends of fuel injection line (12) to the electronic unit injector and to the appropriate port in fuel manifold (16). Ensure