Operating Principle - Electrolux EN18WI30LS Service Manual

5. Operating Principle

EN18WI30LS, EP18WI30LS
Heat Exchanger Thermistor
Anti-Frost Heater
Water volume
servo
Flow Control
Valve
Outlet
Thermistor
Water
Drain Valve
Hot Water Supply
Hot Water
Fixture
Note: This diagram is for illustrative purposes only.
Actual locations of the parts or connections may vary on the water heater.
(DV only)
Inlet
Thermistor
Impeller
Water Flow
Sensor
Water Filter
Pressure Relief Device
Water Drain Valve
Water Supply
Exhaust
Exhaust Thermistor
High-Limit Switch
Primary Heat Exchanger
Burner
Air Supply
Fan Motor
Rotational
Frequency
Sensor
10
Anti-Frost Heater
Secondary Heat Exchanger
Water level electrode
Thermal Fuse
Condensate Trap
Igniter
Ignition Electrode
Flame Rod
Primary Gas Valve
Filter
Gas Proportioning Valve
Switch Gas Solenoid Valve 2
Gas Solenoid Valve
Switch Gas Solenoid Valve 1
Water Drain trap
Gas Drain