PUMP GP-METERING 3417639 - Caterpillar

Installation Procedure for Non-Dual Tapered Roller Bearing HEUI Pump
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Illustration 1 g01152147
Position unit injector hydraulic pump (2) in the front housing.
Install bolts (1) .
Connect harness assembly (3) to unit injector hydraulic pump (2) .
Connect hose assembly (6) .
Connect tube assembly (4) and hose assembly (5) .Installation Procedure for Dual Tapered Roller Bearing HEUI Pump
Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     129-1967     Multipurpose Grease     -    Note: If replacing a non-dual tapered roller bearing HEUI pump with a dual tapered roller bearing HEUI pump, refer to Special Instruction, REHS8178 for rework and installation procedures.
Illustration 2 g03601539
Non-Dual Taper Roller Bearing HEUI pump
Illustration 3 g03601540
Dual Taper Roller Bearing HEUI pumpNote: Refer to Illustrations 2 and 3 in order to identify each unit injection hydraulic pump.Note: If a dowel pin is installed in the mounting flange of the unit injector hydraulic pump or in the front housing at the unit injector hydraulic pump mounting location, remove the dowel pin before installing the unit injector hydraulic pump.
Illustration 4 g03593461
Install O-ring seal (10) . Apply Tooling (A) to O-ring seal (10) , the mounting flange of the unit injector hydraulic pump, and the back of the front housing at the mounting location of the unit injector hydraulic pump.
Illustration 5 g03594316
Position unit injector hydraulic pump (9) as shown, then rotate clockwise to final installation orientation.
Illustration 6 g03593458
Install bolts (8) hand-tight.Note: Do not fully tighten bolts (8) until all of the hoses and the tubes are connected to unit injection hydraulic pump (9) .
Illustration 7 g03593457
Install adapters (6) and (7) .
Illustration 8 g03593456
Install tube assembly (2) hand-tight.
Connect hose assembly (4) . Install hose assemblies (3) and (5) hand-tight.
Tighten bolts (8) to a torque of 55 10 N m (41 7 lb ft).
Tighten tube assembly (2) , hose assemblies (5) , and hose assembly (3) .
Install harness assembly (1) .