Genie GCL-MJ&MH Manual 

Also see for GCL-MH: Product guide Manual Wiring diagram

.detsujdaebnactahthctulcelytsnoitcirfaevahsrotarepoehTNOTE: The clutch is intended to provide protection for the door, theoperator and associated equipment. It is not intended for entrapmentprotection.To Adjust the Clutch1) Decrease the tension on the clutch until the operator will not liftthe door.Turning the adjustment castle nut counter-clockwise willdecrease tension and clockwise will increase tension.2) Gradually increase tension until the operator will perform acomplete open and close cycle without clutch slippage.3) Insert a cotter pin through the adjustment castle nut and bend aleg of the cotter pin to hold it in place.NOTE: Periodically check the system for proper clutch action. If clutchstarts to slip after working properly for some time , check manualoperation of door BEFORE adjusting clutch. The door may not beoperating freely or the counterbalance spring may need adjusting.Repairs and adjustments must be performed by a trained servicerepresentative using proper tools and instructions.1) Loosen the Adjustment Bracket Lock Nut/Bolt.2) Slide the Adjustment Bracket as needed to reach the desiredspring tension.When properly adjusted, the pivot arm shouldmove with very little effort.3) Re-tighten the Adjustment Bracket Lock Nut/Bolt.4.7Clutch Adjustment Fig. 8Brake Adjustment Fig. 9BRAKE ADJUSTMENTLOCK NUT AND BOLTFigure 8Figure 9www.geniecompany.com 08-12Medium Duty OperatorGCL-MJ&MH