Heat Controller VMH09SC-1 Service Manual page 9

Heat Controller, Inc.
Outdoor unit
Compressor delay
3 minute time delay between ON/OFF operation.
Low noise air flow system
Bird tail propeller fan makes the outdoor unit run more
quietly.
Hydrophilic aluminum fin
4 way valve control
Energized in the heating mode except
when in defrost.
Anti-rust cabinet
Made from electrolytic zinc steel and
anti-rust coated components.
Valve protection cover
Protects the valves and prevents water from dripping.
Discharge pipe temperature protection
Crankcase heater chassis heater for some full DC
inverter outdoor units
Operates down to 5°F(15°C)
VMH SerieS
8
9
Service Manual