INSULATION AS 5089142 - Caterpillar

Installation Procedure
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g01320782
Ensure that the seat for the fuel injector in the cylinder head and the fuel injector is clean and free from damage.
On installing original fuel injector (1), install a new O-ring seal (5) and a sealing washer (6) to the fuel injector.On a new fuel injector, ensure that O-ring seal (5) and sealing washer (6) are not damaged and are in place.Note: Do not lubricate the O-ring seal.
Position clamp (4) onto fuel injector (1). Install fuel injector (1) into the cylinder head.Note: Alignment Pin (7) must be located opposite clamp (4).
Install bolt (3) finger tight.
Tighten bolt (3) to a torque of 27 N m (239 lb in).
Remove plugs from hose assemblies (2). Remove cap from fuel injector (1).
Install hose assemblies (2) to fuel injector (1).End By:
Install the fuel injection lines. Refer to Disassembly and Assembly, "Fuel Injection Lines - Install".