Instruction Manual
SMART-LIFT 236 Electric Ceiling Lifts
2
2
TROUBLESHOOTING
SYMPTOM
POSSIBLE CAUSE
CORRECTIVE ACTION
LIFT DOES NOT RESPOND
12V TRIGGER OPTION BEING USED
NORMAL OPERATION
SEE NOTES ON 'LOW VOLTAGE SENSING' PAGE#16
NO POWER
VERIFY POWER TO LIFT
FUSE BLOWN
CHECK FUSE ON CONTROL BOX
LIMIT SWITCH
CALL CHIEF FOR VERIFICATION
FAILED CONTROL BOX
CALL CHIEF FOR VERIFICATION
LIFT WILL NOT LOWER/RAISE
CONTROL BOX CLICKS
MOTOR SILENT
OVERHEATED MOTOR
LET MOTOR COOL FOR 5-15 MINUTES.
FAILED MOTOR
CALL CHIEF FOR VERIFICATION
LIFT WILL NOT LOWER/RAISE
CONTROL BOX CLICKS
MOTOR HUMS
BINDING MECHANISM
MAKE SURE CABLES ARE ROUTED PROPERLY
SEE 'INSTALL AND ROUTE CABLES' PAGE#11
FAILED MOTOR
CALL CHIEF FOR VERIFICATION
FAILED CONTROL BOX
CALL CHIEF FOR VERIFICATION
PROJECTOR CRADLE / BOTTOM
PANEL LOWER ON ONE SIDE.
NORMAL OPERATION
A DIFFERENCE OF UP TO 3/16" WITHIN THE FINAL 4" OF
TRAVEL IS NORMAL
WHEN THE LIFT IS EXTENDED BEYOND 4", UP TO 3/8"
DIFFERENCE IS NORMAL
LIFTING LINKS OUT OF ADJUSTMENT
CALL CHIEF
LIFTING BRACKET DAMAGED
CALL CHIEF
PROJECTOR CRADLE / BOTTOM
PANEL SIGNIFICANTLY LOWER ON
ONE SIDE
DAMAGED HINGE ASSEMBLY
CALL CHIEF
LIFTING BRACKET DAMAGED
CALL CHIEF
HOOKS ON LIFTING BRACKET DO
NOT CATCH THE ROLLERS ON THE
PROJECTOR CRADLE.
BINDING MECHANISM
MAKE SURE CABLES ARE ROUTED PROPERLY
SEE 'INSTALL AND ROUTE CABLES' PAGE#11
LIFTING LINKS OUT OF ADJUSTMENT
CALL CHIEF
LIFTING BRACKET DAMAGED
CALL CHIEF
DAMAGED HINGE ASSEMBLY
CALL CHIEF