Prowinch PWJTHF, User Manual

Page: 48 / 51

Version 1.0 Version 1.0
Troubleshooting
48
48
Trolley
Electric Trolley
Manual Trolley
Condition Reason Action Cause Correction
No drive due to wheel skid Rail tilt Confirm rail slope is within 1 ° Improper rail settings Set up orbit correctly
No drive due to wheel skid
Apply oil above orbit
wheel tread.
Ensure wheel is clean and
unobstructed
Use in environment which
outside material does not
interfere with parts
Clean orbit regularly
Audible friction when travelling
on curve track
Friction resistance
between wheel and
rail
Apply lubricating oil on track tread
No drive on curve track
Interference of curve
track and trolley
Confirm that orbit curve’s radius is
minimal bending radius
Curve track exceeding limit
value
Avoid use on curve track
exceeding limit value
Wheel raised and unable to be
driven
Inclined pull (wheel
raised)
Operation method Correct use
Wheels stopped revolving
Faulty gear connec -
tion
Ensure clean space between wheel
and gear
Interference from outside
material
Check regularly
Abnormal sound
Improper adjustment
circle
Confirm adjustment circle number
and insert position
Insufficient confirmation Install correctly
Wear of wheel Confirm wear degrees Traveling surface has bump Confirm regularly
Deformation of
wheel
Check wheel bending and surface
damage
Excessive collision, traveling
surface deformed
Replace and use correctly
Aging of wheel
bearings
Confirm irregular sound exists
when wheel rotates
Reaching service life Replace
Deformation and
wear of track
Confirm rail wear and deformation Overload or reaching service
life
Replace and use correctly
Condition Reason Action Cause Correction
Wheels stopped revolving
Brake gelling
Open motor cover remove rust and
dirt
Usage environment Inspect regularly
Electric fault Refer to items of electric chain hoist
Abnormal sound
Wear of edge guide
wheel
Confirm wear degrees Reaching service life Confirm regularly
Wear of friction
slices
Confirm wear degrees of friction
slices
Reaching service life Confirm regularly
Condition Reason Action Cause Correction
Unable to move hand chain
Bad connection
between hand wheel
and hand chain
Properly adjust hand chain on hand
wheel
Excessive or improper usage Replace worn or deformed
components
V.07.22 [LA]