B&D Panelift B&D Storm-Shield PFI Installation Instructions Manual - page 31
LIFTING CABLES LOOSE WHEN DOOR IS OPENED
• Cable drums have slipped
• Diagonals out of square
• Check length of lifting cables
TORSION BAR MOVING
• Cable drums not adjusted correctly
• Springs not adjusted correctly
• Shaft collar not fitted (single spring)
• Check end bearing brackets are square and vertical
DOOR WILL NOT HOLD UP IN OPEN POSITION
• Adjust tension on door
• Incorrect springs
• panel reinforcing fitted incorrectly
DOOR NOT LEVEL
• Check water level marks are correct
• Lifting cable not equally taut
DOOR MOVING TO ONE SIDE
• Clearances incorrect
• Cable drum not hard up against end bearing brackets
DOOR PANELS JAMMING/RUBBING ON TRACKS
• Incorrect clearance between wheel and vertical track
• Door out of level
• Cable drum not lined up correctly
• vertical tracks not parallel
• Lifting cables slipping
DOOR HARD TO LIFT
• Incorrect tension on springs
• Spring may have slipped on set screws
• wrong spring
• Check all panel reinforcing on door panel
4.0 TROUBLESHOOTING
If all points have been checked please seek manufacturer for service.
COMMON SPRING PROBLEMS
SYMPTOM
CAUSE
SOLUTION
Door raises from the floor and
hangs down in opening
Cable length too long with cable not on high
portion of drum
Shorten cable length until the cable rolls onto
the flat portion of the drum when the door
starts into the horizontal position
Springs may be too strong (too short)
Replace spring
wrong cable drums for springs (too small)
Replace cable drums
Door lifts from the floor and
runs away at the top
Door is over tensioned. Too many turns on
spring or wrong spring
Ensure that the correct spring is supplied (if not
replace) and that it has the correct number of
turns applied
wrong cable drums for spring, (too small)
Replace cable drums
Door falls to the floor and
hangs down in the opening
Door is under tensioned too few turns on spring
or wrong springs
Ensure that the correct spring is supplied (if not
replace) and that it has the correct number of
turns have been applied
wrong cable drums for springs (too large)
Replace cable drums
Door falls to the floor and
runs away at the top
Lifting cable may be too short for high lift cable
drum or vertical lift drum and is sitting too high
on the spiral portion of the drum
Increase the cable length to bring the cable
down lower on the spiral
Torsion springs too long
Shorten springs
Door balances at the floor but
runs up or down in between
Cables in wrong position on spiral of the drums
Adjust cable length
poor balance throughout
winding spring in wrong direction
wind in correct direction
Door weight incorrect
Supply correct springs
Springs binding
Fit torsion bar collar
Lubricate springs
Door not level
Cable lengths are equal
Equal turns on both springs
Level door during installation
31
panelift
®
pFT, panelift
®
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™
pFI, b&D Storm-Shield
™
pFI and Insul-Shield
™
Installation Instructions
Revision 9 - March 2016