LM21XPBB Manual
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The Chamberlain Group, Inc. 845 Larch Avenue Elmhurst, Illinois 60126-1196 www.liftmaster.com OWNER'S MANUAL MODELS LM21XPBB LM21XPBBVB EXTENDED PERFORMANCE RELEASE DEVICE APPROVED
The Chamberlain Group, Inc. 845 Larch Avenue Elmhurst, Illinois 60126-1196 www.liftmaster.com OWNER'S MANUAL MODELS LM21XPBB LM21XPBBVB EXTENDED PERFORMANCE RELEASE DEVICE APPROVED
LM21XPBB Manual
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... Signal Word on rolling doors, single-slide and center-parting level and inclined track doors. Read the warnings carefully. Read them . INTRODUCTION GENERAL DESCRIPTION The LiftMaster® LM21XPBB and LM21XPBBVB Release Device is provided with a fusible link systems. 2 ADVERTENCIA The release device is UL/ULC listed normally energized fail-safe device designed...
... Signal Word on rolling doors, single-slide and center-parting level and inclined track doors. Read the warnings carefully. Read them . INTRODUCTION GENERAL DESCRIPTION The LiftMaster® LM21XPBB and LM21XPBBVB Release Device is provided with a fusible link systems. 2 ADVERTENCIA The release device is UL/ULC listed normally energized fail-safe device designed...