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32
32
ROLLER DOOR
TROUBLESHOOTING
CENTRALISE THE AXEL WHEN DOOR IS MOUNTED
WARNING:
Ensure that pipe wrench is fi tted correctly to the axle and if it is gripped onto the axle do not underestimate the tension in the spring
when undoing the clamps.
CAUTION:
THIS ADJUSTMENT REQUIRES 2 PERSONS TO COMPLETE.
If the door rolls up crooked with the RIGHT HAND SIDE higher than the left
proceed as follows:
a) Roll the door up as high as possible and tie two
ropes around the door roll approximately 300mm
from each end, as a safety precaution.
b) With a person at each end of the door, hold the
axle fi rmly with a large pip wrench (Stillson) at least
450mm long.
c) Loosen the “U” bolt nuts at both ends and KEEP A
FIRM GRIP ON WRENCH.
d) Move the axle to the RIGHT between 20 - 40mm.
e) Re-tighten “U” bolts before releasing pipe wrench.
f) Test and repeat if further adjustment in needed.
g) If the door is stiff to work or rattles over lead-in on
top of guide, then refer to Section “Position door”
If the door rolls up crooked with the LEFT HAND SIDE
higher than the left proceed as follows:
a) Roll the door up as high as possible and tie two
ropes around the door roll approximately 300mm
from each end, as a safety precaution.
b) With a person at each end of the door, hold the
axle fi rmly with a large pip wrench (Stillson) at least
450mm long.
c) Loosen the “U” bolt nuts at both ends and KEEP A
FIRM GRIP ON WRENCH.
d) Move the axle to the LEFT between 20 - 40mm.
e) Re-tighten “U” bolts before releasing pipe wrench.
f) Test and repeat if further adjustment in needed.
g) If the door is stiff to work or rattles over lead-in on
top of guide, then refer to Section “Position door”
SYMPTOM
POSSIBLE CAUSE
REMEDY
Door is hard to
operate in ANY
DIRECTION
Door jamming in the guides
Check:
a) the guide clearances
b) the guides are plumb
c) that the guide surfaces are clean and free from oil
d) that the locking bars are the correct length
e) that the weatherseal is correct length
The door is hard
to operate in ONE
DIRECTION
The spring tension requires
adjustment
a) If the door is hard to lift, but tends to drop, refer to section
“centralise the axel when door is mounted” to increase the
spring tension
b) If the door is hard to close, but tends to rise, refer to section
“centralise the axel when door is mounted” to decrease the
spring tension
If the door rolls up
crooked
Brackets are not level
Guides are not plumb
Axle is not centred
Make sure brackets are level, refer to section “install second
bracket”.
Make sure the guides are plumb, refer to section “guides”.
Centralise the axle, refer to section “centralise the axel when door is mounted”
