Additional Items You May Need; Tools Needed - Chamberlain HD620EV Manual

Additional Items You May Need:
Surveyyourgaragearea to see ifyou will need any ofthe followingitems:
• (2)2X4 PIECESOFWOOD
May beused to fastenthe header bracketto thestructuralsupports.Alsoused to positionthe
garagedoor opener duringinstallationand for testingthe safetyreversingsensors.
• SUPPORTBRACKETANDFASTENING H ARDWARE
Mustbe usedif you have a finishedceilingin yourgarage.
• EXTENSION BRACKETS (MODEL 41A5281)OR WOODBLOCKS
Dependingupongarage construction, extensionbracketsor woodblocksmay be neededto
installthesafetyreversingsensor.
• FASTENING HARDWARE
Alternatefloor mountingof thesafetyreversingsensorwill requirehardware notprovided.
• OUTSIDEQUICKRELEASE(MODEL7702CB)
Requiredfor a garagewithNOaccessdoor.
• DOORREINFORCEMENT
Requiredif you have a lightweightsteel,aluminum, f iberglassor glasspanel door.
• RAILEXTENSION KIT
Requiredif yourgaragedoor is morethan7 feet (2.13m) high.
Tools Needed
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