HOUSING-CLUTCH 3P7042 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 5P-4996 Plug 2
Fuel leaked or spilled onto hot surfaces or electrical components can cause a fire. To help prevent possible injury, turn the start switch off when changing fuel filters or water separator elements. Clean up fuel spills immediately.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Hot engine components can cause injury from burns. Before performing maintenance on the engine, allow the engine and the components to cool.
Turn the fuel supply to the OFF position.
Turn the battery disconnect switch to the OFF position.
Illustration 1 g02158579
Remove allen head bolts (5) (not shown) from tube assembly clamps (6).
Disconnected fuel tube assembly (11) from ARD combustion head (9). Plug the tube assembly with new plugs. Cap all open connectors on the combustion head with new caps.
Disconnected tube assembly (2) and tube assembly (3) from ARD combustion head (9). Plug the tube assemblies with Tooling (A). Cap all open connectors on the combustion head with new caps.
Remove bolt (4) from the ground strap and disconnect ignition wire (1) from the spark plug.
Remove allen head screw (10) and remove clamp from the ARD combustion head (9). Remove heated nozzle connection (13) from the ARD combustion head.
Remove flame detection temperature sensor (12) from ARD combustion head (9). Refer to Disassembly and Assembly, "Flame Detection Temperature Sensor - Remove and Install" for the correct procedure.
Remove allen head bolts (7) and remove gasket (8) (not shown).
Illustration 2 g02158581
Remove spark plug (15) from ARD combustion head (9). Refer to Disassembly and Assembly, "ARD Spark Plug - Remove and Install" for the correct procedure.
Loosen nuts (15) in a crisscross pattern. Remove nuts (15) from ARD combustion head (9).
Illustration 3 g02158582
Remove ARD combustion head (9).
Remove gasket (18). Remove combustion tube assembly (17) and remove gasket (16).Note: The gaskets are for one time use only. Replace with new gaskets upon installation.
Illustration 4 g02158584
If necessary, follow Step 14.a through Step 14.b to remove fuel connection and the connections for the coolant from the ARD combustion head.
Remove fuel connection (24) from ARD combustion head (9).
Remove O-ring seal (23) from connection (24).
Remove coolant connection (19) and coolant connection (21) from ARD combustion head (9).
Remove O-ring seal (20) (not shown) from coolant connection (19).
Remove O-ring seal (22) (not shown) from coolant connection (21).
Illustration 5 g02158585
If necessary, remove studs (26) from body (25) of the ARD.Installation Procedure
Table 2
Required Tools
Tool Part Number Part Description Qty
B 4C-5597 Anti-Seize Compound 1
C - Bostik Pure Nickel
Anti-Seize Compound 1
D 247-5377 Torque Wrench 1
Ensure that all components are clean and free from wear and damage. If necessary, replace any components that are worn or damaged.
Illustration 6 g02158585
If necessary, install studs (26) to ARD body (25). Apply Tooling (B) onto the threads of studs (26). Install the studs to body