LEVER AS 6T4199 - Caterpillar

Removal Procedure
Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     367-3070     Fuel Injector Installation and Removal Tooling     1    Start By:
Remove the valve mechanism cover. Refer to Disassembly and Assembly, "Valve Mechanism Cover - Remove and Install".
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g03007076
Drain the coolant, oil, and fuel from the cylinder head. Remove the oil galley plug (1) , fuel galley plug (2) , and coolant line (3) .
Illustration 2 g03028024
Disconnect harness assembly (4) .
Remove socket head bolts (6) from unit injector (5) .
Illustration 3 g03028041
Install Tooling (A) . Use Tooling (A) to remove unit injector (5) .Note: Do not use a wire brush on the tip of the unit injector. Damage to the unit injector will occur.
Illustration 4 g03009616
Remove O-ring seal (10) , O-ring seal (11) , and O-ring seal (12) from unit injector (5) .
Remove backup ring (8) , backup ring (9) , and backup ring (13) .