Haklift Oy
Asessorinkatu 3-7
20780 Kaarina, Finland
Tel. +358 2 511 5511
www.haklift.com
Lifting Solutions Group
Axel Johnson International
D) Broken conductor in
pushbutton cable
D) Check each conductor in the cable. If
one is broken, replace
entire cable.
E) Worn overload limiting clutch
E) Adjust or replace overload
clutch assembly.
F) Loose screw clamps
F) Ensure that screw clamps are
tightened on the terminal blocks.
7. Motor overheats
A) Excessive load
A) Reduce load to within rated
capacity of chain hoist
B) Low voltage
B) Determine cause of low
voltage and bring up to within plus or
minus 10% of the voltage specified
on the motor. Measure voltage at the
lifting motor in terminal block power
input.
7. Motor overheats
(continues…)
C) Frequent starting or reversing
C) Excessive inching, jogging or
reversing should be avoided since
this type of operation will drastically
shorten the life of
motor and brake.
D) Brake dragging
D) Replace brake assembly
8. Lack of proper lifting
speed
A) Chain hoist overload
A) Reduce load to within rated
capacity of chain hoist
B) Brake dragging
B) Replace brake assembly