Temperature Chart; Heat Pump Mode - GE GEH50DEED Technical Service Manual

Temperature Chart

The speed at which the temperature drops determines when and what heat source the control uses to
recover.

Heat Pump Mode

T2 is less than set
temperature minus 5F
(T2< ST-5F)
Water temperature 5°F less
than set point or 1°F less if
water has been used?
Start sealed system.
Note: Compressor and evaporator fan cycle on/off together.
Control checks T2
(tank sensor)
T2
less than set
temperature
Run sealed system
until T2 reaches set
temperature
– 13 –
Has there
been a flow
event?
Small flow of less
than 10 gallons and
T2 < ST-1F
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