Wayne-Dalton 3790-Z installation instructions Lock Arm Troubleshooting

✓	Troubleshooting (Continued)
Symptom	Probable Cause		Corrective Action
Light fixture will not light during the door operation or by	Faulty light bulb.	Install new bulb (75W Max).
pressing the Wall Station light button.	No power to receptacle.	Check circuit breakers.
	Opener not programmed to light.	Program per Step 23.
Motor does not pull fully up when using the Emergency	Disconnect Cable has slipped inside of Handle.	Re-install Handle per instructions in Step 8.
Disconnect.
Motor starts but the door will not move.	Opener is disconnected from the Torque Tube.	Ensure Disconnect Handle is in the Motor Operated Position.
		Re-install Handle per instructions in Step 8.
Motor does not pivot down.	Detent Pin is set too hard.	Using a Flat Tip Screwdriver, rotate the Detent Pin counter-
Motor pivots partially after the door closes.		clockwise in 1/8 turn increments until the Motor fully pivots
		down after the door closes see Steps 26.
Motor pivots down prematurely (before the door closes	Detent Pin is set too soft.	Using a Flat Tip Screwdriver, rotate Detent Pin clockwise in 1/8
completely).		turn increments until Motor fully pivots down after door closes,
		and Opener immediately shuts off Steps 26.
Light Kit will work with light control but Wall Station will	Opener is in the vacation mode.	Move wall switch to the “Lock” position, wait 5 seconds return
not move the door when Up/Down Button is pressed and		slide switch to “Normal” (Unlock) position to unlock vacation
the overhead light blinks three times.		mode. Opener will emit one beep. Opener will now move the
		door. If not, try again.
		If Opener now emits two beeps when commanded
		then Opener needs to be profiled. See Opener profiling page
		28 or 29.
Wall Station not operational.	Wall Station mounted incorrectly.	Ensure Wall Station is mounted on a fl at surface.
	Low battery.	Change battery see page 38.
✓	Lock Arm Troubleshooting
Symptom	Probable Cause		Corrective Action
The door interferes with the Lock Arm when	Lock Arm is set too far out.		Ensure the Lock Arm is mounted using the correct hole
manually verifying clearance.	The Torque Tube is not level (Opener needs to be raised).		location stated in Step 27.
	The door top brackets and/or track configuration are not		Remount the Opener per Steps 4 and 5 , ensuring the
			Opener and Torque Tube are level prior to fastening.
	set correctly (Set top brackets higher).
	Motor not fully rotated up to Detent Pin engaged position.		For new door and Opener installations, refer back to the
			instructions included with the door for top bracket and/or
			track configurations.
			For retro-fit installations on current doors, refer back to
			the section of this manual titled: Retro fit installation for
			idrive, for top bracket and/or track configurations.
			Remount the Disconnect Handle per Step 7, ensuring
			proper Cable tension between the Opener and the Handle.

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