RING 5292410 - Caterpillar

Table 1
Required Tools    
Tool    Part Number    Description    Qty    
A (1)     198-4234     Pressure Gauge Tool Group     1    
198-4238 Pressure Sensor Gp
0 to 3450 kPa (0 to 500 psi)     1    
( 1 ) The 198-4234 Pressure Gauge Tool Gp is part of the 198-4240 Digital Pressure Indicator .
Table 2
Optional Tools (1)    
Tool    Part Number    Description    Qty    
B     8T-0857     Pressure Gauge     1    
C     6V-3989     Fitting     2    
D     6V-4143     Quick Connect Coupler     2    
E     177-7860     Hose As     1    
( 1 ) The optional tools can be used in place of the digital pressure measurement tools which are specified in the required tool list.Test and Adjust (Engine Operating)
Park the machine on a smooth, horizontal surface in an open area.
Illustration 1 g01221947
Rotate speed dial (1) to the MINIMUM position. Move propulsion lever (2) to the NEUTRAL position.
Illustration 2 g01221948
Move parking brake switch (3) to the ON position.
Stop the engine.
Illustration 3 g01221951
Connect the pressure sensor from Tool (A) to parking brake pressure tap (5) .
Start the engine.
Move parking brake switch (3) to the OFF position.
Move propulsion lever (2) to the full FORWARD position.
Read the pressure on Tool (A). The pressure should be 3800 345 kPa (550 50 psi).
Move propulsion lever (2) to the NEUTRAL position.
Move parking brake switch (3) to the ON position.
If the parking brake pressure is outside the specified range, go to Step 13. If the pressure is inside the specified range, go to Step 16.
Loosen the locknut on brake relief valve (4). In order to increase pressure, rotate the adjustment screw clockwise. In order to decrease pressure, rotate the adjustment screw counterclockwise.
Hold the adjustment screw in place, and tighten the locknut.
Recheck the brake relief pressure. Refer to Step 7 through Step 12.
Stop the engine. Perform the procedure in "Test and Adjust (Engine Stopped)" below.Test and Adjust (Engine Stopped)
Move the key switch to the ON position.
Illustration 4 g01221957
Loosen lock ring (8). Rotate needle valve (7) fully clockwise. Turn handle (6) to the inside of the machine.
Illustration 5 g01221961
Move service switch (9) to the ON position.
Read the pressure on Tool (A) just after the pump stops. The pressure should be 3800 345 kPa (550 50 psi).
If the pressure is outside the specified range, perform the procedure in Testing and Adjusting, "Engine Hood Lift Pressure - Test and Adjust". If the pressure is inside the specified range, go to the next step.
Move service switch (9) to the OFF position.
Rotate needle valve (7) fully counterclockwise.
Tighten lock ring (8) .
Move handle (6) to the outside of the machine.
Move the key switch to the OFF position.
Remove the tooling.