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Chamberlain LM21XP User Manual

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The Chamberlain Group, Inc.
845 Larch Avenue
Elmhurst, Illinois 60126-1196

www.liftmaster.com

Pages: 1 2 3 4 5 6 7 … 16
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Table of contents

Document Outline

  • O W N E R ’ S M A N U A L
  • T A B L E O F C O N T E N T S
  • I N T R O D U C T I O N
    • AGENCY REQUIREMENTS
    • PREPARATION
  • I N S T A L L AT I O N
    • MOUNT THE RELEASE DEVICE
  • WIRING
    • WIRING DIAGRAM
    • CONNECTIONS OF INITIATING DEVICES AND ACCESSORIES
    • OPTIONAL CONNECTIONS
      • RELAY AND TROUBLE OUTPUTS OPTION
      • DIP SWITCH SELECTION
  • T E S T I N G
    • TEST PROCEDURES
      • CLOSE DOOR DETECTION (OPTIONAL)
  • T R O U B L E S H O O T I N G
    • OPERATIONAL CHECKLIST
      • CIRCUIT BOARD DIAGNOSTIC LEDS
  • M A I N T E N A N C E
    • ENCLOSURE MOUNTED LEDS STATUS INDICATORS
  • A C C E S S O R I E S A N D R E P L A C E M E N T P A R T S
    • HOW TO ORDER REPAIR PARTS
  • A P P E N D I X
  • O P E R AT O R N O T E S
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