Intermatic T1976R Instructions / Assembly
Contents
1. Model T1976 PROGRAM TIME SWITCH WITH SKIPPER FOR UP TO 48 TIMING OPERATIONS ON 24 HOUR SCHEDULE G Pet r2720 SINGLE POLE DOUBLE THROW Q SWITCH RATING 20 AMP 125 480 VOLTS A C 1 2 HP 125V 1 HP 250V CLOCK MOTOR 208 277 VOLTS 60 HZ CLOCK MOTOR VOLTAGE AND CYCLE MUST BE AS SPECIFIED TO ORDER REPLACEMENT INDICATE PART NO WG ON MOTOR COVER INSULATOR FIG 1 WIRING DIAGRAM WIRING INSTRUCTIONS This Time Switch can be wired to control two circuits as Single Pole Double throw or to control one circuit as Single Pole Single Throw Either normally open NO or normally closed NC To wire switch see wiring diagram above PROGRAMMING INSTRUCTIONS 1 TO PROGRAM TIME SWITCH Depress tripper s into dial at desired time s operation s is are required e ON TIME First tripper turns on the load for 16 20 minutes Each additional tripper will lengthen the on time by 15 minutes If skipping of selected days is desired the skipper tripper silver color should be used to initiate the first oper ation of the daily program provided that there is at least 3 hours between the last operation of the previous day and the first operation of the present day e OFF TIME First tripper in raised position turns off the load for 10 14 minutes Each additional space will lengthen the off time by 15 minutes 2 SET TIME OF DAY Turn dial in clockwise direction only and align the exact time of day the time now when switch is being put2. into operation to the TIME arrow on insulator 3 CHECK SKIPPER WHEEL If switch is to function seven days a week pull all pins in skipper wheel up to OUT position Otherwise depress pin s in skipper wheel for day s automatic operation is not required e f after the dial is set to the correct time of day and the skipper tripper silver color has not yet passed the skipper wheel turn wheel counter clockwise so that the previous day is opposite the DAY arrow e f the skipper tripper has already passed the skipper wheel set the correct day opposite the DAY arrow OPERATING INSTRUCTIONS TO CONTROL LOADS MANUALLY Move manual lever See Figure 1 up This lever will close normally open circuit and open the normally closed circuit To return to automatic control move lever back to its original position IN CASE OF POWER FAILURE reset dial See step 2 of programming instruc tions TO REMOVE MECHANISM FROM CASE Disconnect electricity and all wiring Depress retainer spring at upper left then grasp dial and pull mechanism out IN TERMATIC INCORPORATED SPRING GROVE ILLINOIS 60081 9698 154 00917
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