ELBOW 9X2134 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 370-8376 Capping Kit 1
Ensure that all adjustments and repairs that are carried out to the fuel system are performed by authorized personnel that have the correct training.Before beginning ANY work on the fuel system, refer to Operation and Maintenance Manual, "General Hazard Information and High Pressure Fuel Lines" for safety information. Refer to System Operation, Testing and Adjusting, "Cleanliness of Fuel System Components" for detailed information on the standards of cleanliness that must be observed during ALL work on the fuel system.
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.
The engine can start automatically. Ensure that the power supply is isolated before any service or repairs is performed.
Turn the fuel supply to the OFF position.
Illustration 1 g03711250
Remove tube assembly (6) from primary fuel filter (1) and fuel priming pump (5). Use Tooling (A) to cap the tube assembly.
Remove O-ring seal (2) (not shown) and O-ring seal (8) (not shown) from the connection on primary fuel filter (1) and fuel priming pump (5). Use Tooling (A) to cap the primary fuel filter and fuel priming pump.
Loosen the tube nut on tube assembly (3).
Disconnect harness assembly (7) from fuel priming pump (5).
Loosen the locking nuts on clamps (9) in order to allow fuel priming pump (5) to be removed. Remove the fuel priming pump from the clamps.
Remove Isolator rubbers (10) (not shown).
Remove O-ring seal (4) (not shown) from the connection on fuel priming pump (5). Use Tooling (A) to cap the fuel priming pump and tube assembly (3).
Illustration 2 g03711251
If necessary, follow Step 10.a through Step 10.c to disassemble fuel priming pump (5).
Remove connection (11) from fuel priming pump (5). Remove O-ring seal (12) (not shown).
Make temporary mark on elbow connection (15). Loosen lock nut (14) and remove elbow connection from fuel priming pump (5).
Remove O-ring seal (13) (not shown) from elbow connection (15). Installation Procedure
Ensure that the fuel priming pump is clean and free from wear or damage. If necessary, replace the fuel priming pump as an assembly.
Illustration 3 g03711251
If necessary, follow Step 2.a through Step 2.b to assemble fuel priming pump (5).
Install a new O-ring seal (12) (not shown) to connection (11). Install the connection to fuel priming pump (5). Tighten the connection to a torque of 30 N m (266 lb in).
Install a new O-ring seal (13) (not shown) to elbow connection (15). Install the elbow connection to fuel priming pump (5) and align with temporary marks. Use a suitable tool to hold the elbow connection and tighten lock nut (14) to a torque of 30 N m (266 lb in). Note: Ensure that the elbow connection