PIN 2M1165 - Caterpillar

Removal Procedure
Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     4C-5598     Loctite C5-A Anti-Seize Lubricant     -    
B     195-4609     Seal Pick     1    
C     -     Isopropyl Alcohol     -    
D     5P-4996     Plug     2    Start By:
Remove the exhaust elbow.
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting, and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat products.Dispose of all fluids according to local regulations and mandates.
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 and turn the power disconnect switch to the OFF.
Illustration 1 g03515340
Illustration 2 g03515737
Remove bolts (1), (2), (3), and (4) .Note: Cap all hose assemblies, with Tooling (D), and fittings that are disconnected o prevent fluid loss. This action will also keep contaminants out of the systems.
Illustration 3 g03515740
Disconnect hose assemblies (5), (6), (7) and (8).
Illustration 4 g03515776
Disconnect harness assemblies (9) and (10). Remove temperature sensor (11) .
Illustration 5 g03515797
Loosen clamp (14). Remove bolts (12) and remove pipe assembly (13). Remove the gasket (not shown).
Illustration 6 g03515816
Remove nuts (19) and remove combustion head (18) .
Remove gasket (17), tube assembly (16), and gasket (15). Discard the gaskets.Note: The gaskets are for one time use only. Replace with new gaskets upon installation.
If required, remove studs (20) .
Illustration 7 g03515817
Remove fittings (21) and (22) .
Remove spark plug (23) and remove fittings (24) .