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If operational noise is a problem because of proximity of the opener to the living quarters, the Vibration Isolator Kit 41A3263 can be installed. This kit was designed to minimize vibration to the house and is easy to install. . Be sure that all remote control push buttons and battery indicator lights are off. 2. Remove the bell wire from the Wall Control terminals and operate from the remote control only. If this solves the problem, the Wall Control is faulty (replace), or there is an intermittent short on the wire between the Wall Control and the opener. 1. If the door has been working properly but now doesn't open all the way, increase the up force. See page 29. 2. Is something obstructing the door? Remove the obstruction or repair the door. 3. If door opens at least 5 feet, the travel limits may need to be increased. One turn equals 2 inches of travel. See page 28. Repeat the safety reverse test after the adjustment is complete. Review the travel limits adjustment procedures on page 28. Repeat the safety reverse test after any adjustment of door arm length, close force or down limit. 34 Having a Problem? (continued) Situation Probable Cause & Solution The door opens but won't close: The door reverses for no apparent reason and opener lights don't blink: The door reverses for no apparent reason and opener lights blink for 5 seconds after reversing: The openerl_h_: The opener strains or maximum force is needed to operate door: The opener motor hums briefly, then won't work: The opener won't operate due to power failure: 1. If the opener lights blink, check the safety reversing sensor. See page 23. 2. If the opener lights do not blink and it is a new installation, check the down force. See Adjustment Step 2, page 29. For an existing installation, see below. Repeat the safety reverse test after the adjustment is complete• 1. Is something obstructing the door? Pull the red emergency release handle. Operate the door manually, tf it is unbalanced or binding, call for professional garage door service. 2. Clear any ice or snow from the garage floor area where the door closes. 3. Review the force adjustment procedures on page 29. 4. If door reverses in the fully closed position, decrease the travel limits (page 28). Repeat safety reverse test after adjustments to force or travel limits• The need for occasional adjustment of the force and limit settings is normal• Weather conditions in particular can affect door travel• Check the safety reversing sensor. Remove any obstruction or align the receiving eye. See page 23. •.. don't turn on: Replace the light bulbs (75 watts maximum). Use a standard neck garage door opener bulb if regular bulb burns out. •.. don't turn off: Is the Light feature on? Turn it off. The door may be out of balance or the springs are broken. Close the door and use the emergency release to disconnect the trolley. Open and close the door manually. A properly balanced door will stay in any point of travel while being supported entirely by its springs. If it does not, disconnect the opener and call a professional garage door serviceman.Do not increase the force to operate the opener. . The garage door springs are broken. See above. 2. If the problem occurs on the first operation of the opener, door may be locked. Disable the door lock. If the chain was removed and reinstalled, the motor may be out of phase. Remove the chain; cycle the motor to the down position. Observe the drive sprocket. When it turns in a clockwise direction and stops in the down position, reinstall the chain. Repeat the safety reverse test after the adjustment is complete• 1. Use the emergency release to disconnect the trolley. The door can be opened and closed manually. When the power is restored, press the Wall Control push bar and trolley will automatically reconnect (unless trolley is in lockout position.) See page 32. 2. The Emergency Key Release accessory (for use on garages with no service door) disconnects the trolley from outside the garage in case of power failure. The chain droops It is normal for the chain to droop slightly in the closed door position. Use the or sags: emergency release to disconnect the trolley. If the chain returns to normal height when the trolley is disengaged and the door reverses on a one-inch board, no adjustments are needed (see page 11). 35 Repair Parts 1 1A995 Master link kit 2 41A3489 Complete trolley assembly 3 1B3117 T-rail -center section 4 183Bl10 T-rail -end section (each) 5 83A4 Rail grease 6 41A3473 Chain and cable 7 41B2616 Cable pulley bracket assembly NOT SHOWN 41A3534 Rail assembly hardware kit (includes hardware illustrated on page 7). Installation Parts KEY NO. PART NO. DESCRIPTION 6 7 8 1 41A4086-1 Lighted console wall control 2 41A4166 Lighted push button wall control 3 41A4086A Deluxe lighted wall control 4 41A4481 Single-function remote control housing & screw only (no circuit board) 5 41A3888 3-function remote control housing & screw only 6 41A3592 3-function compact re...

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