Care Of Your Opener; Maintenance Of Your Opener; Having A Problem - Chamberlain GPD60 Instructions Manual

Care Of Your Opener

When properly installed, opener will provide high performance with a minimum of
maintenance. The opener does not require additional lubrication.
Limit and Force Adjustments: These adjustments must be checked and properly
set when opener is installed. Only a screwdriver is required to adjust the
limits. Weather conditions may cause some minor changes in the door operation,
requiring some re-adjustments, particularly during the first year of operation.
Refer to the Limit and Force Adjustments on page 2. Follow the instructions carefully
and repeat the safety reverse test after any adjustment.
Remote Control Transmitter: Additional Remotes can be purchased at any time
for use in all vehicles using garage. Refer to Accessories.The receiver must be
programmed to operate with any new Remote.
Remote Control Battery: The lithium batteries should produce power for up to 5
years. If transmission range lessens, replace battery.
To Change Battery: Insert batteries positive side up. To replace cover, snap shut
along both sides. Do not dispose of the old battery with household waste. Take
batteries to a proper disposal center.

Maintenance Of Your Opener

Once a Month:
• Repeat safety reverse test. Make any necessary adjustments.
• Manually operate door. If it is unbalanced or binding, call for professional garage
door service.
• Check to be sure door opens and closes fully. Adjust Limits and/or Force if
necessary.
Twice a Year:
• Check chain tension. Disconnect Trolley first. Adjust if necessary.
Once a Year:
Oil door roller, bearings and hinges. The opener does not require additional
lubrication. Do not grease the door tracks.

HAVING A PROBLEM?

1. Opener doesn't operate from remote:
• Does the opener have electric power? Plug lamp into outlet. If it doesn't light,
check the fuse box or the circuit breaker. (Some outlets are controlled by a wall
switch.)
• Have you disengaged all door locks? Review installation instruction warning on
page 1.
• Try a new battery.
• If you have two or more remotes and only one operates, review receiver
programming procedures in Step 21.
• Is there a build-up of ice or snow under door? The door may be frozen to
ground. Remove any obstruction.
• The garage door spring may be broken. Have it professionally replaced.
2. Remote has short range:
• Is battery installed? Try a new one.
• Change the location of the remote control in the car.
• The metal garage door, foil-backed insulation or metal siding will reduce the
transmission range.
3. Door reverses for no apparent reason and opener lights don't blink:
• Is something obstruction the door? Pull Manual Release Handle. Operate door
manually. If it is unbalance or binding, call for professional garage door service.
• Reprogram the Force.
• Clear any ice or snow from garage floor area where garage door closes.
• If door reverses in fully closed position, adjust the Close Limit.
Repeat safety reverse test after adjustment is complete.
The need for occasional adjustment of the Limit positions is normal. Weather
conditions in particular can affect door travel.
4. Door reverses for no apparent reason and door control button light blinks
for 5 seconds after reversing:
• Check The Protector System™ (if you have installed this accessory). if the light
is blinking, correct alignment.
5. The garage door opens and closes by itself:
• (Keypad or Code Switch transmitters only) Is there a neighbor with a garage
door opener using the same code? Change your code.
• Make sure remote push button is not stuck in ON position.
6. Door does not close completely:
Adjust the Close Limit.
Repeat safety reverse test after any adjustment of door arm length, or Close
Limit.
7. Door opens but won't close:
• Check The Protector System™ (if you have installed this accessory). If the light
is blinking, correct alignment.
Repeat the safety reverse test after the adjustment is complete.
8. Opener light does not turn on:
Replace light bulb (21 Watts maximum).
9. Opener light does not turn off:
Defective logic board.
10. Opener motor hums briefly, then won't work:
• Garage door springs are broken. Close door and use Manual Release Rope
and handle to disconnect Trolley. Open and close door manually. A properly
balanced door will stay in any point of travel while being supported entirely by
its springs. If it does not, call for a professional garage door service to correct
the problem.
• If problem occurs on first operation at opener, door may be locked. Disable
door lock.
11. Opener won't activate due to power failure:
• Pull Manual Release Handle to disconnect Trolley. Door can be opened and
closed manually. The next time opener is activated, the Trolley will reconnect.
• The Outside Quick Release accessory 1702EMLM (if fitted) disconnects the
Trolley from outside the garage in case of power failure.
12. Door reverses after the force adjustment was completed.
• Watch rail if it bends. If so, see point 13+14.
• Door is very heavy and/or in bad condition. Call for professional garage door
service.
13. Rail bends a lot
• Use rail clamp. (see section 5A)
• Garage door is very heavy or in bad condition. Call for professional garage door
service.
14. Do I need to use the rail clamp?
• Avoids bending of rail.
15. Opener light flares
• When the garage door is very heavy or isn't smooth running.
>> Normal
16. Opener overrides one of the limit switches
• Limit switches are not installed at the correct side of the rail and/or in the
location. See "Attach Limit Switch"
• A functional test of the rail contact (cable) can be made with a simple
household magnet.
• Check condition of cables for insulation damages
• Check if the magnet located inside the inner trolley is in place