PIN-THRUST RACE 1T2044 - Caterpillar

Remove Fuel Injection Pump Housing & Governor
Start By:a. remove automatic timing advance Fluid Spillage ContainmentCare must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the machine. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids. Refer to "Tools And Shop Products Guide", NENG2500 for tools and supplies suitable to collect and contain fluids in Caterpillar machines. Dispose fluids according to local regulations and mandates. 1. Disconnect fuel line (1) from the fuel transfer pump. Cap and plug all openings immediately. Remove the two bolts that hold fuel line (1) to the fuel injection pump housing.2. Disconnect fuel line (2) from the fuel injection pump housing. Remove line (3) from the fuel ratio control. Cap and plug all openings immediately. 3. Disconnect fuel injection lines (4) from the fuel injection pump housing.
Do not disconnect the air line from the air compressor governor until the air pressure is zero.
4. Loosen the bleed valves, and release the air pressure in the air tank. 5. Remove air line (5). Remove coolant line (6).
Typical Example6. Attach a strap and a suitable lifting device to the fuel injection pump housing and governor. Remove bolts (7). Remove the fuel injection pump housing and governor. The weight of the fuel injection pump housing and governor is approximately 57 kg (125 lb).
Typical Example7. Remove the two nuts and two bolts (8) and bolt (9). Remove fuel injection pump housing and governor (10). 8. Remove O-ring seals (11) from the fuel injection pump housing.Install Fuel Injection Pump Housing & Governor
1. Attach a strap and a suitable lifting device to the fuel injection pump housing and governor (1). Be sure that the three O-ring seals are in position in the fuel injection pump housing and governor. Install the fuel injection pump housing and governor on the timing gear housing. 2. Connect air line (2) and water line (3) to the air compressor. 3. Connect fuel injection lines (4) to fuel injection pump housing, and tighten the fuel injection line nuts to a torque of 40 7 N m (30 5 lb ft)with Tool (A). 4. Connect fuel line (5) to fuel injection pump housing, and connect fuel line (6) to the fuel transfer pump. Install line (7) to the fuel ratio control. Install the two bolts that hold fuel line (6) to the fuel injection pump housing. For timing of the fuel injection pump, see the topic" Install Automatic Timing Advance" in this manual.End By:a. install automatic timing advance.