16
Lift does not operated
Failure in the electric system
Check
the
connections
and
electric
components for proper conditions.
Lowering operation cannot be performed
Damaged lowering solenoid valve
Check the failure of the electrovalve
Lowering is too slow
Flow regulator valve for lowering control
does not work properly
Contact service dept.
Motor rotates, but lifting operation cannot
performed.
Lowering solenoid valve locked in opening
position.
No oil in the tank
Motor rotates the wrong way
Contact service dept.
Refill with oil to the specified level
Check motor for proper direction of rotation.
Exchange the phases if necessary
Motor rotates, but lifting speed is extremly
slow.
Lowering solenoid valve locked in opening
position
Worn pump
Contact service dept.
Replace the pump
Normal capacity cannot be lifted
Max pressure valve malfunction
Suction filter malfunction
Worn pump
Contact service dept.
Clean the suction filter or contact service
dept.
Replace the pump
Platform out of synchronization
Leackage in the hydraulic system
Levelling electrovalve malfunction
Repair the leackage in the hydraulic system
and
perform
all
operation
of
synchronization. Contact service dept. in
case of recurring anomaly.
Contact service dept.
Hand lowering
To lower the platforms, raise the lift with the hand pump about 2 cm., lift the mechanical safety pawls using a wooden shim of
about 3 cm and place it along the rack. (see diagram.) Unscrew with an hexagonal key (see diagram.) With a “5” hexagonal key
unscrew very slowly the hand lowering valve taking care of the lift lowering. when the lift is fully lowered screw the hand
lowering valve. Once the trouble has been repaired, raise the lift and remove the wooden shims.
CHAPTER 8-ACCESSORIES
Available optionals are:
•
Set of extension hoses
Summary of Contents for GLP99SM
Page 1: ...SCISSOR LIFT FREE WHEELS GEMINI LOW PROFILE OPERATING INSTRUCTIONS GLP99SM GLP99SM P...
Page 9: ...9 WIRING DIAGRAMS...
Page 10: ...10 WIRING DIAGRAM...
Page 11: ...11 WIRING DIAGRAM...
Page 18: ...18...
Page 19: ...19 FIG 3 LEVERS AND PISTON FIG 4 PLATFORM...
Page 20: ...20 FIG 5 CONTROL BOX...
Page 21: ...21 FIG 6 ELECTRIC COMPONENTS FIG 7 SAFETY ELEMENTS FIG 8 RAMPS...