44
BA082901-en
6.8
Troubleshooting
Error
Diagnosis
Remedy
Lift does not run.
Main switch turned off.
Turn on main switch.
Power failure.
Check for cause.
Power cord interrupted.
Contact service.
Fuses defective.
Contact service.
Lift does not raise.
Motor rotation reverse.
Contact service.
Low fluid level.
Top up reservoir.
RAISE button defective.
Contact service.
Pump intake filter dirty.
Contact service.
Rated load cannot be
raised.
Pressure valve maladjusted.
Contact service.
Pump defective.
Lift does not lower.
LOWER solenoid valve de-
fective.
Contact service.
LOWER button defective.
Lift lowers without control
button being pressed.
LOWER solenoid valve in-
completely.
Contact service.
Leakage in hydraulic sys-
tem.
Contact service.
Lift shows jerky move-
ments.
Air in hydraulic system.
Contact service.
6.9
Spare Parts
To ensure safe and reliable operation, only use original spare parts supplied by the
equipment manufacturer.
Summary of Contents for DUO CM Series
Page 27: ...27 BA082901 en A M1 B M1 C M4 A C M4 B C M2...
Page 29: ...29 BA082901 en C M5 A C M4 B C M4 A C M5 B Hand pump...
Page 31: ...31 BA082901 en A M1 B M1 C M2 C M4 A C M4 B...
Page 33: ...33 BA082901 en C M5 A Hand pump C M4 B C M4 A C M5 B Stopcock Buttons...
Page 35: ...35 BA082901 en A M50 A B M50 B C M54 A C M54 B...
Page 37: ...37 BA082901 en A M50 A B M50 B Stopcock Buttons...
