HHD3004 Typical Wiring, Hot Pressure Washer FLOW SWITCH 110V 220V RELAY 1 5 2 PUMP 6 BURNER OFF 1L1 3L2 5L3 CONTROL SWITCH SQUARE D 3 2T1 4T2 7 4 8 6T3 RESE T PUMP MOTOR BURNER WATER TEMP CONTROLLER 35