KIT-REPAIR 5W8645 - Caterpillar

Table 1
Required Tools    
Tool    Part Number    Description    Qty    
A (1)     198-4234     Pressure Gauge Tool Gp     1    
B (1)     198-4236     Adapter Cable As     1    
C (1)     198-4238     Pressure Sensor Gp
0 to 35000 kPa (0 to 5000 psi)     1    
( 1 ) Tool (A), Tool (B), Tool (C), and Tool (D) are part of the 198-4240 Digital Pressure Indicator .
Table 2
Required Tools    
Tool    Part Number    Description    Qty    
D     8T-0860     Pressure Gauge
0 to 40000 kPa (0 to 5800 psi)     1    
E     177-7860     Hose As     1    
Drive the machine to a smooth, horizontal surface.
Illustration 1 g01363850
Move propulsion lever (3) to the NEUTRAL position.
Rotate speed dial (2) to the MINIMUM position.
Move parking brake switch (1) to the ON position.
Illustration 2 g01363853
Move screed lift switch (4) to the FLOAT position. Lower the screed to the ground.Note: The screed lift switch on the inactive instrument panel must also be in the FLOAT position in order to lower the screed.
Illustration 3 g01363854
Move throttle control switch (5) to the LOW IDLE position. Hold the switch in this position for less than 1 second.
After the engine reaches low idle, move engine start switch (6) to the OFF position.
Illustration 4 g01364028
Lift rear access door (7) .
Illustration 5 g01364031
Manifold Shown with Cover Plate Removed
Install Tool (C) in port "G1" (8) of the auxiliary valve. Connect Tool (B) to Tool (C). Connect Tool (A) to Tool (B) .Note: The switch for the screed lift must be reset to the HOLD position before the machine will start.
Move engine start switch (6) to the START position. Release the engine start switch when the engine starts.
Move throttle control switch (5) to the HIGH IDLE position. Hold the switch in this position for less than 1 second. The engine speed should increase to 2200 rpm.
Illustration 6 g01363962
Monitor the hydraulic oil temperature on the operator display. Operate the machine until the oil temperature reaches 43° 5.6°C (110° 10°F).
Move throttle control switch (5) to the LOW IDLE position. Hold the switch in this position for less than 1 second. The engine speed should decrease to 1000 rpm.
Monitor pressure at port "G1" (8) on Tool (C). The pressure should be 4800 350 kPa (700 50 psi).
Move engine start switch (6) to the OFF position.
If the pressure is within the specified range, go to Step 20. If the pressure is not within the specified range, go to Step 17.
Illustration 7 g01364040
Loosen locknut (9) on the pressure reducing valve. In order to increase pressure, rotate adjustment screw (10) clockwise. In order to decrease pressure, rotate adjustment screw (10) counterclockwise.
Hold adjustment screw (10) in place and tighten locknut (9) .
Go to Step 10.
Remove tooling. Close rear access door (7) .