PANEL AS-CONTROL 2787613 - Caterpillar

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Remove and retain bolts (24) in order to remove compressor assembly (25) from scissor assembly (11) .
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Disconnect electrical harness and air lines and remove compressor assembly (25) from mount (26). Discard compressor assembly (25) .Note: Make note of the routing of the existing harness.
Remove existing harness. Discard harness
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(A) Fully seated on compressor
Install compressor assembly into mount (26). Ensure that mount is fully seated (no gap) on the compressor.
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Mount compressor assembly (16) to the scissor center plate assembly (11) with bolts (24) retained from Step 11.
Install harness assembly (15) in the following order:
Route the harness assembly (15) up the center rear of the suspension.
Route the harness assembly (15) over the lower rear scissor tube.
Route the harness assembly (15) on top of the center plate at the air spring.
Route the harness assembly (15) underneath the center plate at the bumper.
Route the harness assembly (15) over the front lower toggle link.
Connect the black wire of harness assembly (15) with the black wire on compressor assembly (16). Ensure that the connector is fully plugged in.
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Side view
Connect the air lines to compressor assembly (16). The air line that goes to the air bag gets attached to the top compressor assembly fitting (B). The air line that goes to the air valve gets attached to the side compressor assembly fitting (C) .
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Rear view of air valve (8) (D) 60 Degrees
Check the angle of output of the existing air valve to ensure that the angle is 60 degrees (D). Refer to Illustration 12 and Illustration 13.
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Air valve
Connect orange wire (E) of the compressor assembly (16) and red wire (F) of the harness to air valve. Ensure that the wires are routed over the toggle link. Ensure air line (10) is routed under toggle link. Refer to Illustration 13.
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Secure harness assembly (15) with four cable straps (18) and a p-clip (17) at the following locations:
Measure down 127 mm (5 inch) from the end of the convoluted tubing for the air valve and install cable strap (18). The cable strap (18) must be tightened securely so that the cable strap (18) cannot move with respect to the center plate.
Place three cable straps (18) at the location shown in Illustration 14, 15 and 16.
Install the harness in clip (17) and use the air bag mounting bolt to secure the clip (17). Refer to Illustration 14.
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View of routing for harness
Install the upper housing assembly (7). Route the air valve through the hole in the front of the upper housing assembly.
Install the shaft assemblies (5) .
Reinstall the plate (4) to the upper housing assembly over the air valve. Install the lock washer (3A) and nut (3). Install the adjustment knob (1) with the setscrew. Refer to Illustration 2.
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Secure the harness assembly (15) to the upper housing assembly (7) with cable strap (18). Once tightened, push the head of the cable strap (18) below the mounting surface of the upper housing assembly (7). Refer to Illustration 17.
Reinstall suspension boot (2)