Maintenance - Chamberlain HD920EV Manual

Maintenance

Maintenance Schedule
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, see page 29.
• Test the safety reversal system. Adjust if necessary, see page 29.
EVERY YEAR
• Oil door rollers, bearings and hinges. The garage door opener does not require additional
lubrication. Do not grease the door tracks.
• Test the battery backup and consider replacing the battery to ensure the garage door opener will
operate during an electrical power outage, see page 32 to test the battery backup.
NOTICE: To complywith FCC and/or Industry Canada (IC) rules, adjustment or modificationsof this transceiver are prohibited. THERE
ARE NO USER SERVICEABLE PARTS. Any changes or mod fications not expressly approved by the partyresponsible for compliance
could void the user'sauthorityto operate the equipment.
Thisdevice compliesw th Part 15 of the FCC rules and IC RSS- 210. Operation issubject to the following two cond tions: (1) this device
may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause
undesired operation.
ThisClassBdigitalapparatuscomp ieswith Canadian ICES-003.
AVIS: Lesrèglesde la FCC et/ou d'Industrie Canada (IC) interdisent tout ajustement ou toute modification de ce récepteur. IL N'EXISTE
AUCUNEPIÈCESUSCEPTIBLED'ÊTREENTRETENUEPAR L'UTILISATEUR. Tout changement ou toute mod fication non
expressément approuvé par la partie responsablede la conformité peut avoir pour résultat d'annuler l'autorité de l'utiisateur de faire
fonctionner l'équipement.
Cet appare lest conforme auxdispositionsde la partie 15 du règlement de la FCC et de l'norme IC RSS-210. Son ut lisation est assujettie
auxdeuxconditoinssuivantes: (1) ce disposit f ne peut causer desinterférencesnuisibles, et (2) ce dispostif doit accepter toute
interférence recue, ycomprisune interférence pouvant causer un fonctionnement non souha té.
Cet appare lnumerique de la classe Best conforme a la norme NMB-003 du Canada.
THE REMOTE CONTROL BATTERY
To prevent possible SERIOUS NJURY or DEATH:
• NEVER allow small children near batteries.
• If battery is swallowed, immediately notify doctor.
To reduce risk of fire, explosion or chemical burn:
• Replace ONLY with 3V2032 coin batteries.
• DO NOT recharge, disassemble, heat above 212°F (100°C) or incinerate.
The 3V2032 lithium battery should produce power for up to 5
years. If the battery is low, the remote control's LED will not flash
when the button is pressed.
To replace battery, pry open the case first in the middle (1), then
at each side (2 and 3) with the visor clip.
Replace the batteries with only 3V2032 coin cell batteries. Insert
battery positive side up. Dispose of old batteries properly.
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3
1
2