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3-5. LATERAL TILT DIAGNOSIS CHART
Problem Reason
Lateral tilt function moves improperly Incorrect Speed Adjustment
Spool Valve Not Centered or Adjusted Properly
Bad Check Valves
Low on Oil
Pinched Hose
Defective Mini-Valve
Pressure Relief Valve Not Set Properly
Defective Solenoid
Defective Relay Box or Pendant Control
Lateral tilt function chatters or loses position Defective or Dirty Check Valves
Oil Leakage in Circuit
Air Inside Cylinder
Pinched Hose
Low on Oil
Figure 3-3. Lateral Tilt Circuit
PLUMBING
TERMINAL
COPPER
LINES
CHECK
VALVE
SPEED
CONTROL
MINI-VALVE
INTERNAL OIL
FROM PUMP
INTERNAL OIL RETURN
TO RESERVOIR
CYLINDER CAP
RIGHT TILT
FITTING
PISTON O-RING
CYLINDER
HOUSING
LEFT TILT