Chamberlain - LM21XP

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Contents

CHAMBERLAIN Lift Master The Chamberlain Group Inc 845 Larch Avenue Elmhurst Illinois 60126 1196 www liftmaster com OWNERS MANUAL HOBEI 1H21XP EXTENDED PERFORMANCE RELEASE DEVICE c V us TABLE OF CONTENTS INTRODUCTION General Description 2 Agency Requirements 3 Specifications 3 Preparation 3 INSTALLATION Important Installation Warnings 4 Mount the Release Device 4 WIRING Wiring Instructions 5 Wiring Diagram 6 Connections of Initiating Devices and Accessories 7 8 Optional Connections 8 9 TESTING Test Procedures 10 TROURLESHOOTING Operational Checklist 11 MAINTENANCE Maintenance Requirements 12 Enclosure Mounted LEDs Status Indicators 12 ACCESSORIES AND REPLACEMENT PARTS 13 APPENDIX 1 ...