PLATE 4324685 - Caterpillar

Illustration 4 g03779736
Pump compartment (typical example)
(1) Pressure tap (delivery pressure for pump)
Connect a 41,368 kPa (6,000 psi) pressure sensor to pressure tap (1). Use this pressure sensor to monitor the crossover relief valve pressure setting of the right travel motor.Temporary Setting of the Main Relief Valve
Note: A temporary setting of the main relief valve is required before any line relief valves can be adjusted.
Table 4
Function Temporary Main Relief Setting
Left Travel Forward 37500 500 kPa (5439 73 psi)
Reverse
Right Travel Forward
Reverse
Table 5
Relief Valve Pressure Change With One Turn Of Adjustment Screw
Main relief valve 22000 kPa (3191 psi) Note: Pressure values in Table 5 are approximate values. Use a pressure gauge for adjustment.
Illustration 5 g03328754
Sprocket (right travel)
(D) Track block
(3) Sprocket
Place track block (D) in sprocket (3) in order to block forward right travel.
Start the engine.
Place the hydraulic activation control lever in the UNLOCKED position.
Place the machine controls at the following settings: engine speed dial "10" and AEC switch OFF. Refer to Testing and Adjusting, "Engine Performance - Test (Engine Speed)" for engine rpm settings.
Increase the hydraulic oil temperature to 55° 5°C (131° 9°F).
Slowly move the right