LINES GP-FUEL 3844191 - Caterpillar

Illustration 1 g02729114
Illustration 2 g02919516
Slide the locking tab into the unlocked position and disconnect harness assembly (1) from the inlet manifold temperature and pressure sensor.
Position exhaust gas temperature connection (3) away from bracket (2).
Remove bolts (7) from inlet manifold (6).
Remove the inlet manifold from adaptor plate (10).
Remove gasket (8).
If necessary, remove studs (4) from inlet manifold (5).
If necessary, remove diffuser (5) from inlet manifold (6).
If necessary, follow Step 8.a through Step 8.d in order to remove adaptor plate (10).
Remove the electronic unit injectors. Refer to Disassembly and Assembly, "Electronic Unit Injector - Remove" for the correct procedure.
Remove bolts (9) from adaptor plate (10).
Remove adaptor plate (10) from the cylinder head.
Remove O-ring seals (11) (not shown). Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A - Guide Stud
M8 x 1.25mm by 90mm 2
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Remove the plugs that were installed during the disassembly procedure prior to installing components. Care must be taken to ensure that loose parts and debris do not enter the engine.
Clean all gasket surfaces.
Illustration 3 g02921858
Illustration 4 g02922116
If necessary, follow Step 2.a through Step 2.d in order to install adaptor plate (10).
Install new O-ring seals (11) into adaptor plate (10).
Position adaptor plate assembly (10) onto the cylinder head.
Install bolts (9) finger tight. Tighten the bolts evenly in the sequence that is shown in Illustration 4 to a torque of 25 N m (221 lb in).
Install the electronic unit injectors. Refer to Disassembly and Assembly, "Electronic Unit Injector - Install" for the correct procedure.
Illustration 5 g02922816
Illustration 6 g02922879
If necessary, install studs (4) into inlet manifold (6). Tighten the studs to a torque of 5 N m (44 lb in).
If necessary, install diffuser (5) into inlet manifold (6).
Install Tooling (A) in Positions (X) in adaptor plate assembly (10). Refer to Illustration 4.
Position new gasket (8) onto Tooling (A).
Install inlet manifold (6) onto Tooling (A).
Position bracket (2) onto inlet manifold (6) and install bolt (7) finger tight.
Position tube and bracket assembly (13) onto inlet manifold (6) and install bolt (7) finger tight.
Install sealing washers (14) (not shown) and banjo bolt (15) to tube and bracket assembly (13). Refer to Disassembly and Assembly, "Pressure Sensor (Exhaust Back Pressure) - Remove and Install" for the correct procedure.
Position bracket (12) onto inlet manifold (6) and install bolt (7) finger tight. Connect tube and bracket assembly (13 ) onto bracket (12). Refer to Disassembly and Assembly, "Pressure Sensor (Exhaust Back Pressure) - Remove and Install" for the correct procedure.
Remove Tooling (A).
Install remaining bolts (7) in available positions.
Illustration 7 g02924860
Illustration 8 g02924916
Tighten bolts (7) in the sequence that is shown in Illustration 7 to a torque of 27 N m (239 lb in).
Install exhaust gas temperature connection (3) into bracket (2).
Connect harness assembly (1) to the inlet manifold temperature and pressure sensor and slide the locking tab into the locked position. End By:
Install the throttle valve. Refer to Disassembly and Assembly, "Throttle Valve (Intake Air) - Remove and Install" for the correct procedure.
Install the remaining components for the exhaust back