9.2
Description of the PCBs
When commissioning the heat pump, the PCB displayed in the main menu
is EHC–06. The name of the PCB scrolls along the bottom of the screen:
EHC–06.
Only the installer can access the parameters and settings for each PCB.
In order to control an installation that has an additional circuit, it will be
necessary to install the SCB-04 PCB. The name of the PCB scrolls along
the bottom of the screen: SCB-04.
Important
Given that numerous settings can be made on the two PCBs,
depending on the circuit concerned, the name of the PCB will be
represented by
in the rest of the manual.
9.3
Start-up
1. Switch on the outdoor unit and the indoor module.
2. The heat pump begins its start-up cycle.
If the start-up cycle runs normally, an automatic venting cycle is
initiated. Otherwise, an error message is displayed.
9.4
Shutdown
9.4.1
Switching off the heating
Important
Heating mode can be managed via the TIME PROG sub-menu
dedicated to timer programming.
Important
If the heating function is shut off, then the cooling will also be shut
off.
1. Go to stop mode by pressing the
key.
2. Select the heating mode by pressing the key.
3. Confirm by pressing the
key.
Fig.115 PCB controlling the heat pump
MW
-3000725-01
...EHC / --06...
Fig.116 Management of a second circuit
MW
-1
0
0
0
6
8
7
-1
...SCB / 04- / B...
Fig.117
MW-5000027-4
Fig.118
MW-5000133-3
9 Operation
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