[. . . ] 158WH11638 1/5/04 11:41 AM Page 1 WH21 LR3730 ELECTRIC WATER HEATER TIME SWITCH SINGLE POLE SINGLE THROW (SPST) 25 AMP (6250 WATT) RESISTIVE, 1500 WAT TUNGSTEN, 2 H. P. [. . . ] The dia- TERMINAL GROUNDING BLOCK SCREW gram on the right shows the mechanism and wiring of this time switch. The TIME-MARK is 250V LINE 1 used to line up the correct timeFROM LINE 2 of-day on the TIME-DIAL. The FUSE GRD GRD TO BOX ON and OFF TRIPPERS turn the WATER water heater ON and OFF at the HEATER times indicated by their respective position on the TIME-DIAL. Insert OFF trippers (brass) in slots for desired OFF times, but NOT CLOSER than 2 hours apart. Insert ON trippers (silver) in slots for desired ON times, but NOT CLOSER than 2 hours apart. If any trippers are near the timemark, rotate time-dial to avoid interference with mechanism inside. [. . . ] 156T1945A FOR A SET OF TWO (2) ON AND TWO (2) OFF TRIPPERS. { } INTERMATIC INCORPORATED, 158WH11638 SPRING GROVE, IL 60081-9698 [. . . ]