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USE EXTREME CAUTION AT ALL TIMES WHEN ATTEMPTING TO DIAGNOSE
AND RECTIFY PROBLEMS WITH YOUR GARAGE DOOR OPENER. BEFORE
ATTEMPTING ANY SERVICE ON UNIT, DISCONNECT OPENER FROM POWER
SUPPLY. YOUR GARAGE DOOR IS THE LARGEST MOVING OBJECT IN YOUR
HOUSE, AND THE SPRINGS, PULLEYS, CABLES AND MOUNTING HARDWARE UTILIZED TO
BALANCE ITS OPERATION ARE UNDER EXTREME TENSION AT ALL TIMES AND CAN CAUSE
SERIOUS PERSONAL INJURY, EVEN DEATH, IF DISTURBED. CALL AN EXPERIENCED SERVICE
PERSON TO MOVE, LOOSEN OR ADJUST DOOR SPRINGS OR HARDWARE.
SYMPTOM:
Opener does not activate..............................................................
Operates with Push Button but not with radio control...................
Stops before reaching full Open or Closed position .......................
Reverses before reaching Full Close position ............................
Reverses after door closes and contacts floor .............................
Door opens and closes by itself ....................................................
Light will not come on..................................................................
Light will not turn off after Opener runs....................................
Transmitter has short range ........................................................
PROBABLE CAUSE/SOLUTION:
(1) (2) (3) (4) (5) (6) (7) (15)
(8) (9) (21) (12) (23)
(3) (5) (6) (10) (11) (13) (14) (23)
(6) (11) (14)
(16) (17)
(3) (18) (23)
(19) (7)
(20) (7)
(8) (21) (12) (23)
PROBABLE CAUSE:
1. Mechanical door lock enabled
2. 120 Volt power not present at outlet
3. Broken or shorted Push Button, wiring or radio receiver
4. Grid lock on Motor Control Board
5. Motor Thermal Overload Protector opened
6. Door jammed due to broken or incorrectly adjusted
spring
7. Defective Motor Control Board
8. Weak Battery in Transmitter
9. Radio Coding Switches mismatched
10. Improper placement of Limit Cams on Chain
11. Door obstructed
12. Defective Transmitter or Receiver
13. Up sensitivity force improperly adjusted
14. Down sensitivity force improperly adjusted
15. Bottom of door frozen to ground
16. Ice and snow built up under door
17. Floor risen or sunk from weather change
18. Someone in area with identical code
19. Defective or burned out lamp bulb
20. Radio Receiver not receiving signal
21. Transmitter location in car
SOLUTION:
1. Disable or remove all door locks.
2. Check wall switch, fuse box, circuit breaker, etc.
3. Remove Push Button wiring and Radio Receiver from the
terminal strip on the back panel of the operator. Activate
Opener by momentarily connecting Terminals 1 & 2 with a
test wire. If Opener runs, reconnect items one at a time to find
defective circuit. Replace.
4. Unplug Opener, then reconnect.
5. Wait 30 minutes for Motor to cool, try again.
6. Ensure that door is in a closed position. Activate Emergency
Release Mechanism. If Opener will run without door
attached, contact your Allstar garage door professional to
repair door.
7. Contact your local Allstar garage door professional.
8. Replace Battery.
9. Reset Switches to identical codes (See instructions).
10. See instructions for proper placement of Limit Cams.
11. Remove all obstructions from door area.
12. Contact your Allstar garage door professional.
13. Adjust sensitivity. See instructions.
14. Adjust sensitivity. See instructions.
15. Activate Emergency Release, clear away ice.
16. Clear away ice and snow to allow door to close.
17. See instructions to reset Down Limit Cam.
18. Reset all radio controls to new code.
19. Replace with rough service bulb (60W max.)
20. Ensure that antenna wire from Opener is pointing straight
down toward the floor.
21. Ensure Transmitter is clipped to sun visor. If it is clipped to
dashboard or in ashtray, etc., range will be diminished.
TROUBLESHOOTING GUIDE