CORE AS 1521503 - Caterpillar

Illustration 1 g01141158
(1) Lubricate the seal and the bore lightly with engine oil.
Illustration 2 g01141159
View A-A (2) Injector elbow bolt (3) Adapter bolt
Illustration 3 g01141164
Use the following procedure to tighten the bolts.
Tighten bolts (A) and (B) .Torque for bolts ... 1 0.2 N m (9 2 lb in)
Tighten bolts (E) and (F) .Torque for bolts ... 5 3 N m (45 27 lb in)
Again tighten bolts (A) and (B) .Torque for bolts ... 12 3 N m (9 2 lb ft)
Tighten bolts (C) and (D) .Torque for bolts ... 47 9 N m (35 7 lb ft)
Again tighten bolts (E) and (F) .Torque for bolts ... 47 9 N m (35 7 lb ft)