Wiring Diagrampressor Relay. 4 pin relay 4 pin relays use 2 pins 85 86 to control the coil and 2 pins 30 87 which switch power on a single circuit. 1 of shipping refrigerator compressor hard start kit 4 3 hp saver it attaches to the compressor and starts it by briefly boosting it.
Economaster style 60c condenser fan motor. This video from sears partsdirect shows how to replace a compressor start relay in a top freezer refrigerator. In this video we show you the best way to a pressure switch for 115v and 230v pumps.
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Find your 4 pin relay wiring diagram here for 4 pin relay wiring diagram and you can print out. Thinner cables can be used to connect the control switch to the relay thereby saving weight space and cost. Two wire devices receive their power from the process signal loop itself. Therell be primary lines which are represented by l1 l2 l3 and so on.