HARNESS ASSEMBLY -FRONT DASH 1970736 - Caterpillar

Installation Procedure
Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     4C-9581     Rack Zero Pin     2    
B     8T-5287     Wrench     1    
C     8S-2244     Pump Extractor     1    
D     9V-5692     Spring Compressor     1    Note: Make sure that the fuel racks are in the zero position before the fuel injection pumps are installed.
Illustration 1 g00798707
Install plunger (10), gear segment (11), and washer (5) in position on barrel. Install spring (9) in position on barrel (4). Put check valve assembly (7), spring (3), and collar (8) in position in bonnet (6). Connect bonnet (6) and barrel (4) together with ring (2). Keep seal (1) with the bonnet for use during installation.
Illustration 2 g00798712
Put spacer (13) in position in the bore in the pump housing. Make sure that the correct spacer is with each pump.
Align the space in gear segment (11) with the groove in barrel (4) .
Put the injection pump straight down into the bore in the pump housing. The space in gear segment (11) must align with pin (12). The groove in barrel (4) must align with dowel (14). Use Tool (C) in order to install the pump.
Illustration 3 g00798720
Install seal (1) and bushing (16) in the bore in the pump housing. Install Tool (D) with bushing (16) if the pump is in the correct position. Compress the spring on the fuel injection pump with Tool (D) and start the threads of the bushing into the pump housing. Tighten the bushing to a torque of 245 15 N m (181 11 lb ft).
Check the correct installation of the fuel injection pumps with the engine stopped. Refer to the Testing and Adjusting Manual.
The engine may overspeed due to incorrect assembly or adjustment.Engine overspeed could result in personal injury, loss of life and/or property damage.Be prepared to stop the engine by activating the engine shutdown system or closing the air inlet lines.
Remove Tool (A) and install the plugs in the fuel injection pump housing.