...connects to terminal 1, with jumper to terminal 2. Second Hot connects to terminal N, and this will power the clock motor and timer. Terminal X is for temperature or pressure termination switch. ...
...time initiated, temperature or pressure terminated. Defrost timer training pdf The 8145-20 timer: Power leads connect to terminals 1 and N. For 120Volt circuit: L is black hot wire to terminal 1, N ...
...I want to control the defrost cycle of the walk in freezer that is downstairs. The rooftop unit has power going to it already. The freezer was installed for future use, now they want to hook it up. ...
...rotate around. When they reach the trip switch, the timer starts the defrost cycle. Terminal 3 has power during defrost cycle. Terminal 4 has no power during defrost cycle. With 240Volt timer, ...
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