CORRECTIVE MAINTENANCE
CHANGE LIGHT BULBS
WARNING
sUse extreme caution when working from a ladder or step stool.
sWhen replacing light cover, make sure wires are not pinched or near moving parts.
1.Disconnect power to door opener. ss /PEN/Powerhead light cover.
ss2EMove light bulb(s).
ss2EPLAce light bulb(s).
–Do NOT use light bulbs with greater than 100 Watt rating.
ss#LOSE Powerhead light cover.
2.Reconnect power to door opener.
ssTest light operation.
RESET - OPEN/CLOSE TRAVEL LIMIT
Performing all ten (10) Limits/Force setting steps (page 5) erases previous Limits/Force settings.
NOTE: The opener will not close the door automatically unless the
DISENGAGING AND ENGAGING CARRIAGE
CHAIN OR BELT - TENSION ADJUSTMENT
WARNING
sObserve all safety warning and precautions!
sDisconnect power from opener and disconnect carriage in rail from bullet before beginning this task.
Visually inspect the chain or belt every 6 months.
NOTE: Tension adjustments should be made with the door in the down position and the carriage released.
sAt the center of the rail the chain or belt should not be resting on the rail. See adjustment illustration on right.
–With the bullet NOT engaged to the carriage, tighten adjustment nut until chain/belt does not, at the center of the rail, rest on rail. Do NOT overtighten.
sIs there rust on chain or frayed edges on belt?
–Contact a trained door system technician for chain/belt replacement.
sAre there kinks or twists in the chain or belt?
–Contact a trained door system technician for chain/belt replacement.
Tighten nut to increase tension on chain or belt
BELT
Belt
DOOR 
Adjustment required
Belt
Correctly adjusted
Approx. 1/8"
TO ENGAGE, PULL | TO DISENGAGE, PULL |
DOWN AND TOWARD | DOWN AND TOWARD |
POWERHEAD. CHECK THE | DOOR. CHECK RED |
RED BLOCK IS IN THE UP | BLOCK IN THE DOWN |
POSITION. THEN LET GO. | POSITION. THEN LET GO. |
REMOTE BATTERY REPLACEMENT
Belt at center of rail
CHAIN
Chain
Replace remote battery with a CR 2032 coin cell battery.
1. Open the remote case using a washer or coin that fits into the slot at the top of the remote
2. Replace battery.
3. Align components and
Adjustment required
Chain
Correctly adjusted
Approx. 1/8"
snap case closed.
Chain at center of rail
9 | ©2011 The Genie Company | 9/2011 |
