2 Operation
2.1
Energy-saving measures
Energy-saving advice.
1. Do not run hot and/or cold water pointlessly.
2. Install an energy-saving shower head, which can save up to 40 %
energy.
3. Take showers rather than baths. A bath consumes twice as much
water and energy.
2.2
Description of the control panel keys
1 Keys and :
Selection
Setting the values
2 On / off key for forced electrical back-up
3 Timer program access key
4 Confirm key
5
key:
Domestic hot water production
Holiday mode
6 Operating indicator light:
Indicator light on = Domestic hot water production active
Indicator light off = Holiday mode
2.3
Description of the control panel display
1 Hybrid mode operating
2
Heating temperature
Domestic hot water temperature
Error code detected
3 Error detected
4 Forced electrical back-up in operation
5 Compressor running
6 Time display
7 Timer program display
8 Off-peak rate optimisation mode in operation
Fig.1
MW-4000111-3
1
6
2
5
3
4
Electrical
Heating
Timer /
Clock
Enter
Opt Mode
Hybrid Mode
Fig.2
MW-4000112-3
Enter
Electrical
Heating
Timer /
Clock
Opt Mode
Hybrid Mode
2
3
4
5
6
7
8
1
2 Operation
10
TWH Split WH
7647125 - v03 - 11092017
