Rev. C 05-2021
57
T1
T2
T3
T4
T5
T6
T7
T8
00:00 01/01/2014
30.0
35.0
5.0
50.0
°C
°C
°C
°C
PROBES
SET
ALARM
SERVICE CIRC.
MTEC.7100.GB-C-1 Operation and maintenance manual LHi series English
LHi P2U/P2S/P4U/P4S
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5.2 Position of the control panel
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Unit ON: Heating
Unit ON: Heating
Evaporator inlet temperature
Evaporator outlet temperature
External air temp. (FC)
San. water temperature
5.3.1 Display icons
Icon
Meaning
Icon
Meaning
Number of compressors in operation.
Indicates that the electric heaters are active.
Water pump is running
Automatic switch-off or energy saving
active.
Indicates that the fans are working.
Free cooling is active (not available).
Blinking to indicate that an alarm is active.
Domestic hot water.
Economy function
Indicates that the defrost is active.
Unloading function (not available).
CH
Operation in cooling mode
HP
Operation in heat pump mode
HW
Domestic hot water status
5.3 Description of the control panel