LiftMaster 98032 Users Guide - English French Spanish - Page 19

Troubleshooting Diagnostic Chart Your garage door opener is programmed with self-diagnostic capabilities. The UP and DOWN arrows on the garage door opener flash the diagnostic codes. UP Button DOWN Button DIAGNOSTIC CODE SYMPTOM Up Arrow Down Arrow Flash(es) Flash(es) 1 1 The garage door opener will not close. SOLUTION Safety sensors are not installed, connected or wires may be cut. Inspect sensor wires for a disconnected or cut wire. 1 2 The garage door opener There is a short or reversed wire for the safety sensors. Inspect safety sensor will not close. wire at all staple points and connection points and replace wire or correct as needed. 1 3 The door control will not The wires for the door control are shorted or the door control is faulty. Inspect function. door control wires at all staple points and connection points and replace wire or correct as needed. 1 4 The garage door opener Safety sensors are misaligned or were momentarily obstructed. Realign both will not close, and the sensors to ensure both LEDs are steady and not flickering. Make sure nothing lights flash. is hanging or mounted on the door that would interrupt the sensors path while closing. 1 5 Door moves 6-8" Manually open and close the door. Check for binding or obstructions, such as (15‑20 cm) stops or a broken spring or door lock, correct as needed. Check wiring connections at reverses. travel module and at the logic board. Replace travel module if necessary. No movement, only a Manually open and close the door. Check for binding or obstructions, such as a single click. broken spring or door lock, correct as needed. Replace logic board if necessary. Opener hums for 1-2 seconds no movement. Manually open and close the door. Check for binding or obstructions, such as a broken spring or door lock, correct as needed. Replace motor if necessary. 1 6 Door coast after it has Program travel to coasting position or have door balanced by a trained come to a complete stop. technician. 2 1-5 No movement or sound. Replace logic board. 3 1 The garage door opener Activate the garage door opener again. If problem persists, replace logic board. moves slightly, then stops 3 2 The garage door opener Check to see if door is working properly. Clears when opener runs full cycle. reverses right before the door is fully closed. 3 3 The battery status LED is Battery backup charging circuit error, replace logic board. constantly blinking green. 3 5 The garage door will not • Check that the CTM Learn is appropriate to the installation. close. Door reverses during • Check for possible door obstructions and remove. close travel direction only. • Replace defective CTMs with good CTMs to clear the error code (see optional CTM accessory). 4 1-4 Door is moving, stops or Manually open and close the door. Check for binding or obstructions, such as a reverses. Opener beeps broken spring or door lock, correct as needed. If the door is binding or sticking and lights flash. contact a trained door systems technician. If door is not binding or sticking attempt to reprogram travel. 4 5 Opener runs approximately Communication error to travel module. Check travel module connections, replace 6-8" (15-20 cm), stops and module if necessary. reverses. 4 6 The garage door opener Safety sensors are misaligned or were momentarily obstructed. Realign both will not close, and the sensors to ensure both LEDs are steady and not flickering. Make sure nothing lights flash. is hanging or mounted on the door that would interrupt the sensor's path while closing. 5 5 The door will not close myQ Remote LED Light must be installed to use TTC or myQ to control the when using Timer-to- door. Plug in the myQ Remote LED Light and make sure it is programmed to the Close or myQ Smartphone garage door opener. Control 19