Heat Controller VMH C Series Service Manual page 9

Heat Controller
Outdoor unit
The unit has 3 minute delay between ON/OFF operations.
Propeller fan makes the outdoor unit run more quietly.
It protects the valves and prevents water from dripping.
VMH 30, 36 SerieS
Power relay control
Low noise air flow system
Anti-rust cabinet
Valve protection cover
Discharge pipe temperature protection
Compressor crankcase heater
9
Service Manual