LiftMaster 8164W 8155W 8164W 8165W 8169W Users Guide - English French - Page 14

Maintenance EVERY MONTH • Manually operate door. If it is unbalanced or binding, call a trained door systems technician. • Check to be sure door opens and closes fully. Adjust if necessary, page 12. • Test the safety reversal system. Adjust if necessary, page 13. EVERY YEAR • Oil door rollers, bearings and hinges. The garage door opener does not require additional lubrication. Do not grease the door tracks. EVERY TWO TO THREE YEARS • Use a rag to wipe away the existing grease from the garage door opener rail. Reapply a small layer of white lithium grease to the top and underside of the rail surface where the trolley slides. The Remote Control Battery Replace the batteries with only 3V CR2016 coin cell batteries. Dispose of old batteries Tproopperrelyv.ent possible SERIOUS • NEVER allow small children nINeaJrUbRaRYtetmoerroievDesE.sAcTreHw:s (2) • If battery is swallowed, immediately notify doctor. To reduce risk of fire, explosion or chemical burn: • Replace ONLY with 3V CR2032 coin batteries. • DO NOT recharge, disassemble, heat above 212°F (100°C) or incinerate. Pry open the case first in the middle (1), then at each side (2 and 3) with visor clip. 1 2 Replace with only 3V CR2032 coin cell battery. 3 Troubleshooting Below are basic troubleshooting tips, for additional help and support videos visit LiftMaster.com/Customer-Support or contact your installing dealer. For help related to Wi-Fi®, visit WiFiHelp.LiftMaster.com. My garage door opener will not close and the light bulbs flash: Check to make sure the LEDs in both sensors are glowing steadily. The LEDs in both sensors will glow steadily if they are aligned and wired correctly. See page 10. My vehicle's Homelink® is not programming to my garage door opener: Depending on the make, model, and year of your vehicle an external adapter may be required. Visit www.homelink.com for additional information. My garage door opener beeps: The garage door opener can beep for several reasons: • Garage door opener has been activated through a device or feature such as Timer-to-Close, garage door monitor or LiftMaster Internet Gateway. My neighbor's remote control opens my garage door: Erase the memory from your garage door opener and reprogram the remote control(s). The garage door moves 6-8", stops or reverses: • Manually open and close the garage door. Garage door may be binding or there may be an obstruction. If the door is binding, call a trained door systems technician. • Possible travel module failure. My remote control will not activate the garage door: Verify the lock feature is not activated on the door control or reprogram the remote control. The wall-mounted door control will not function: The wires for the door control are shorted or the door control is faulty. My garage door opener light(s) will not turn off when the door is open: The garage door opener is equipped with a feature that turns the light on when the safety reversing sensors have been obstructed or when the motion sensor on the door control detects movement in the garage. This feature can be disabled using the door control. Garage door opener hums for 1-2 seconds with no movement: Manually open and close the garage door. Garage door may be binding or there may be an obstruction. If the door is binding, call a trained door systems technician. Cannot connect garage door opener to home Wi-Fi network: Ensure the MyQ Serial number was entered correctly and try again. The MyQ characters are between A-F and 0-9 only. 14 For the complete manual visit LiftMaster.com/Customer-Support