SkyTrak 6042 Service Manual - Manual (Page 269)

8.37 Model 6042 Legacy Origin 7/02
Hydraulic System
Not
OK
Not
OK
If there are no auxiliary
hydraulic functions, check
cable connections at main
control valve.
Check pump flow.
If OK
Not
OK
Check relief at unloader
valve.
Adjust/repair/replace relief valves
on the unloader valve.
If OK
Repair/replace pump.
Repair/replace cable
connections. Ensure auxiliary
section of main control valve is
functioning.
Not
OK
Check the flow at the end of
the circuit at the female
NOTE:
When checking pressures in
circuits, refer to Section 8.7,
“Hydraulic System Testing” for
correct pressure readings.
Before troubleshooting any hydraulic circuit, ALWAYS begin by checking the following:
1. Hydraulic oil level in the reservoir
2. All hoses, tubes, fittings for leaks, kinks, interference, etc.
3. Air in the lines