Page 24
Figure 3-5. Back Section Circuit
3-7. BACK SECTION DIAGNOSIS CHART
Reason
Incorrect Speed Adjustment
Spool Valve Not Centered
Defective Check Valves
Low on Oil
Pinched Hose
Defective Mini-Valve
Pressure Relief Valve Not Set Properly
Defective Solenoid
Defective Relay Box or Pendant Control
Kidney Bridge Raised
Loose Retaining Hardware
Microswitch out of adjustment
Loose Table Top
Defective or Dirty Check Valves
Oil Leakage in Circuit
Air Inside Cylinder
Pinched Hose
Low on Oil
Problem
Back Section function moves improperly
Back Section function chatters or loses position
82206-305
BACK SECTION
CYLINDER
DOWN CIRCUIT
NOTE: ONE SIDE SHOWN FOR CLARITY
UP CIRCUIT
FLEXIBLE
HOSE
SPEED
CONTROL
CHECK
VALVE
COPPER
LINE
MINI-VALVE
INTERNAL OIL RETURN TO RESERVOIR
INTERNAL
OIL FROM PUMP
PLUMBING
TERMINAL
To Next Page
Loading...
Need help?
General
