Allstar Products Group MVP-SB - Manual (Page 19)

TROUBLESHOOTING GUIDE
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.
WARNING
With the appropriate cau-
tions in place, use the fast
find LED diagnostic chart
(at right) or the Symptom/
Probable Cause/Solution
matrix to diagnose the
problem. The LEDs are
located on the power head
unit rear panel. Contact
the factory if your problem
persists or is not listed.
DIAGNOSTIC CONDITION RED LED GREEN LED
Normal Operation OFF OFF
Learn Mode ON OFF
Memory Full ON FOR 25 SEC,
AUTO OFF
OFF
Decode RF Signal SHORT FAST BLINK OFF
Shorted Push Button or Wire to Button OFF ON
Photobeam Obstruction OFF FAST BLINK
Contact Reverse FAST BLINK OFF
Stuck Relay SLOW BLINK OFF
Stuck Open Limit OFF SLOW BLINK
WIRING AUXILIARY EQUIPMENT
19
MANUAL RELEASE OPERATION
NOTE:
The MANUAL RELEASE MECHANISM
is engaged by pulling the Release Handle down and
away from the door. This allows the Trolley
Mechanism to separate, freeing the door from the
Opener's transport mechanism.
To re-engage, simply move the MANUAL RELEASE
MECHANISM Lever forward (pull towards door) and
then operate normally using the Push Button or Radio
Control. The two parts of the Trolley Mechanism will
automatically reconnect.
WARNING
KEEP PEOPLE AND OBJECTS
OUT OF DOOR OPENING WHEN
USING MANUAL DISCONNECT.
AN OPEN OR PARTIALLY OPEN
DOOR MAY FALL
UNCONTROLLABLY IF
DISCONNECTED FROM
OPERATOR. CONTACT A
SERVICE PROFESSIONAL TO
CORRECT ANY DOOR
PROBLEMS.