Rev. B 02-2020
47
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.5115.GB-B-1 Operation and maintenance manual WZT series English
WZT P4U-P4S
5.2.1 Display icons
5.2 Position of the control panel
Unit ON: Heating
Unit ON: Heating
Evaporator inlet temperature
Evaporator outlet temperature
External air temp. (FC)
San. water temperature
Icon
Meaning
Icon
Meaning
Number of compressors in operation.
Indicates that the electric heaters are active.
Water pump
Economy or ON/OFF by timetable.
Indicates that the fans are working.
Free cooling is active (not available).
Indicates that an alarm is active.
Domestic hot water.
Economy function
Indicates that the defrost is active.
Unloading function (not available).
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