VALVE GP-CHECK 4201792 - Caterpillar

Illustration 2 g02460202
Clean bolts (33). Follow Step 9.a for the procedure to inspect the bolts.
Use a straight edge to check the threads of the bolts. Refer to Illustration 2. Replace any bolts that show visual reduction in the diameter of the thread over Length (Y).
Lubricate the threads and the shoulder of bolts (33) with clean engine oil.
Illustration 3 g02452921
Illustration 4 g02460204
Install bolts (33) to cylinder head (34).
Tighten the bolts to a torque of 50 N m (37 lb ft) in the numerical sequence. Refer to Illustration 4.
Tighten the bolts to a torque of 100 N m (74 lb ft) in the numerical sequence. Refer to Illustration 4.
Use Tooling (B) in order to turn the bolts through an additional 225 degrees in the numerical sequence. Refer to Illustration 4.
Illustration 5 g02452920
Use Tooling (C) in order to lubricate the O-ring seals. Install new O-ring seal (31) and O-ring seal (32) to bypass tube (30). Install the bypass tube in the cylinder head. Install bolts (29). Tighten the bolts to a torque of 22 N m (195 lb in).
Follow Step 16.a through Step 16.d in order to connect harness assembly (26) to coolant temperature sensor (25).
Connect harness assembly (26) to coolant temperature sensor (25).
Slide locking tab (27) into the locked position.
Position harness assembly (26) onto bypass tube (30).
Install a new cable strap (28). Note: Ensure that the cable straps meet Original Equipment Manufactures (OEM) specification.
Illustration 6 g02456139
Position fuel filter bracket (19) onto the cylinder head.
Install bolts (23) to fuel filter bracket (19). Tighten the bolts to a torque of 22 N m (195 lb in).
Connect plastic tube assembly (18) plastic tube assembly (20) and plastic tube assembly (21) to clips (22) and clips (24).
Illustration 7 g02452919
Remove cap from tube assembly (15). Install a new O-ring seal (17) (not shown) to tube assembly (15).
Install tube assembly (15) to the bracket and the cylinder head.
Loosely install bolt (16) to tube assembly (15). Loosely tighten nut (12) on connection for tube assembly (15).
Tighten bolt (16) to a torque of 22 N m (195 lb in).
Use a suitable tool in order to hold tube assembly (15) in Position (X). Tighten nut (12) to a torque of 28 N m (248 lb in).
Install a new O-ring seal (14) (not shown). Connect hose assembly (13) to connection on tube assembly (15). Tighten Hose assembly securely.
Remove the plugs from plastic tube assembly (8) and plastic tube assembly (11). Remove caps from tube assembly (15).
Connect plastic tube assembly (8) and plastic tube assembly (11) to tube assembly (15).
Illustration 8 g02452915
Follow Step 28.a through Step 28.b in order to connect harness assembly (6) to inlet air temperature sensor (3).
Connect harness assembly (6) to inlet air temperature sensor (3).
Slide locking tab (2) into the locked position.
Follow Step 29.a through Step 29.b in order to connect harness assembly (7) to boost pressure sensor (5).
Connect harness assembly (7) to boost pressure sensor (5).
Slide locking tab (4) into the locked position.
Position the harness assembly onto the cylinder head. Use new cable straps in order to secure the harness assembly to the