Installation manual

30 Rinnai Corporation ES17 / ES22 Manual
Ladder Diagram
MARK PART NAME MS MAIN SWITCH R.TH THERMISTOR TF THERMAL FUSE F FUSE ER ELECTRODE POV MODULATING SOLENOID
VALVE
TR TRANSFORMER FR FLAME ROD
MARK PART NAME OH.TH OVER HEAT THERMISTOR OHS1, 2, 3 OVER HEAT SWITCH 1, 2, 3 FM CONVECTION FAN MOTOR SP SPARKER SV1, 2 MAIN SOLENOID VALVE 1, 2 BL COMBUSTION FAN MOTOR FCC FAN CONTROL CIRCUIT MB MAIN BURNER
PS PRESSURE SENSOR CPU CENTRAL PROCESSING
UNIT
CF CONVECTION FAN