Metro Therm METROAIR AQUA HPM, Руководство пользователя

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P2: Controlling the auxilary electrical heater
The “electric heater”-key is pressed and held. Then the setting can be changed with the arrow keys.
At outside temperatures below 0°C it may be beneficial to use the electrical heater as a supple-
ment for heating the domestic water.
0
= the electrical heater is not in operation, even when needed.
1 = the electrical heater is in operation when needed (see set point P5 ).
2 = The heat pump is not in operation, only the electrical heater (see set point P5).
Options: 0-2
Factory setting: 0
P3: Operating thermostat
The “operating thermostat”-key is pressed and held. Then the setting can be changed with the
arrow keys.
Domestic water is heated by the heat pump. The compressor starts if the T8 temperature (hot
water tank, bottom) becomes lower than set point P3 minus 5°C. The compressor stops again
when the T8 temperature is equal to set point P3.
Options: 0-55 °C
Factory setting: 52 °C
P4: Stop defrosting
The “Mode”+ “Operating thermostat” keys are pressed and held simultaneously. Then the
setting can be changed with the arrow keys.
The defrosting cycle normally stops when the evaporator has reached a temperature of 10°C.
Under special conditions it may be necessary to change this temperature setting.
Options: 0-25 °C
Factory setting: 10 °C
P5: Auxilary electrical heater
“Electrical “Operating thermostat” keys are pressed and held simultaneously. Then the
setting can be changed with the arrow keys.
The electrical heater activates if the T7 temperature is lower than set point P5 minus 5°C. The
electrical heater stops again when the T7 temperature is higher than set point P5.
Options: 0-65 °C
Factory setting: 50 °C