Autoquip HORIZONTAL BALL SCREW - Manual (Page 22)

WARNING!
To avoid personal injury, NEVER go under the lift platform or perform any
maintenance on the equipment until the load is removed and the scissors
mechanism is securely blocked in the open position. See the "Lift Blocking
Instructions" section.
PROBLEM POSSIBLE CAUSE AND SOLUTION
Lift does not raise • The load may exceed the rating for the actuator.
Refer to the “Specifications” section to ensure loads
are within rated limits.
• There may not be enough amps available. Check
the supply amperage to ensure it provides the
minimum amperage needed per the vendor’s
specifications (contact information is in the “General
Maintenance” section).
• There may be a loose electrical connection. Make
sure all electrical connections are intact and check
for shorts.
• It may be that a physical obstruction is impeding
travel. Check and remove any physical
obstructions.
• The motor clutch may be stuck closed. Call the
local Autoquip service representative for assistance.
• The ball nut may be damaged or the ball track
blocked or damaged. Call the local Autoquip
service representative for assistance.
Lift drifts down slowly during
non-operation.
• The motor brake may not be fully engaging or be
damaged. Call the local Autoquip service
representative for assistance.
• The ball nut may be damaged or the ball track
blocked or damaged. Call the local Autoquip
service representative for assistance.
TROUBLESHOOTING ANALYSIS
22