HIdRos 1LSA.014A-1A - 6. USE; 6.1 Switch the unit on; 6.1.1 Cooling mode; 6.1.2 Heating mode

Rev. A 07-2018
41
MTEC.3630.GB-A-1 Operation and maintenance manual LSA series English
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In order to power the unit, turn the main switch to the ON position. The display shows the User inlet water temperature.
Legend
1 Icon on if the open collector outlet is active. 9 Function menu active.
2 Icon ON (acceso): if the fans are running. 10 Integrative user circuit heaters activated.
3
Icon On if the compressor is turned on; Icon blinking if the
compressor is in the ignition timing.
11
Icon on if at least one of the 2 water pumps (pump evapo-
rator or pump condensator) is on.
4
Icon blinking: Defrost cycle timeout activated; Led ON:
Defrost cycle activated.
12 Icon blinking on alarm.
5 Icon ON: Unit in cooling mode. 13
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(both pump ON and pump OFF).
6 Icon ON: Unit in heating mode. 14
Icon on when the bottom display show current time, the
hours of operation of the loads, etc.
7 Icon blinking if low pressure alarm is active. 15
Icon on when the display show a temperature or a pres-
sion.
8 Icon blinking if high pressure alarm is active.
6.1 Switch the unit on
6. USE
6.1.1 Cooling mode
To start the unit in heating mode, press the
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6.1.2 Heating mode
To start the unit in heating mode, press the
key . The sun icon is on. If requested, the compressor safety delay countdown starts
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