GRE BC3800 Instruction Manual page 4

2. Controller diagram
A. : Switch heat pump on or off
B. MODE: Select auto, heating or cooling mode.
Corresponding indicator light will go on when selected
C. ▲ or ▼: Press to change digits.
D. : 'Timer start' setting button
E. : 'Timer stop' setting button
F. : Time setting button
3. How to start heat pump
When connected with power, the controller will display the time. This means that the unit is in
standby. Press to start the heat pump. The display will show the inlet water temperature.
4. How to change mode
Press MODE to select auto, heating or cooling mode: the indicator light on the right side of the
controller will indicate the mode selected.
5. How to set the desired water temperature
1).The unit has a unique temperature controlling system to satisfy any requirement.
Heating Only Mode : (+ 1/ - 1°C '' from set point '' )
In Heating Mode the heat pump will only heat.
It will heat up to 1°C higher than the "Set" Temp. The heat pump will then stop, but it will
continue to monitor the temperature in your pool.
(The filter pump must be running to enable the heat pump to measure the temperature).
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