Zap 815-RL installation instructions Fault Finding Guide, Reason & Remedy

	FAULT FINDING GUIDE
FAULT	REASON & REMEDY
1. The door stops just	A. The door movement is stiff due to the door running tight against
after it has started in	the door frame in the fully closed position. In which case adjust the
the open direction.	position of the roller wheel supports to ease the pressure of the
	door against the frame.
	B. The door is badly out of balance. In which case re-tension the
	counterbalance springs.
	C. The door is near the maximum weight for the operator and the
	Maximum Motor Current adjuster is set too low. In which case turn
	the adjuster a further 20 degrees counter-clockwise.
2. The closing door	A. There is an abnormality in the track, which is causing the roller
stops and reopens	wheels to jump. This may be due to a misalignment of track
before it contacts the	sections or a deformity of a damaged section of track. In which
ground.	case correct the track problem and ensure the door will run
	smoothly by hand movement with the over-ride lever disengaged.
	B. The Close Sensitivity adjuster is set too fine. In which case turn the
	adjuster counter-clockwise by a further 20 degrees.

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