Heat Pump User Manual

Commissioning

ATC

Parameter Description Range Set Value Comments

0 Return water temperature to start electrical heater 0˚C – 30˚C ˚C Do not Adjust

1 Desired Return water temperature setting 10˚C – 60˚C ˚C SET TO 60˚C

2 Defrost cycle 30 Min – 90Min Min Do not Adjust

3 Coil temperature point to start defrosting -30˚C – 0˚C ˚C Do not Adjust

4 Coil temperature point to stop defrosting 2˚C – 30˚C ˚C Do not Adjust

5 Max time for defrosting 1 Min – 12Min Min Do not Adjust

Restart after power failure

0/1

1 Do not Adjust

0=NO, 1=Yes

9 Water pump working mode

0/1 1 Do not Adjust

0 = Cont, 1 = Normal

Fan motor working mode

A 0 = daytime working mode 0/1 1 Adjustable

1 = night time working mode

B Target superheat -F – F 3 Do not Adjust

C Manual control paces of EEV 0 – 50 35 Do not Adjust

BTC

Item Access Active Mode Set Value Range

OUTDR Start 1 Always all ˚C 1 to 29˚C

OUTDR DSGN 1 Always All ˚C -50 to 0˚C

BOIL START 1 Always All ˚C 1 to 65˚C

BOIL DSGN 1 Always All ˚C 21 to 104˚C

BOIL MAX 0 Always All ˚C 48 to 107˚C, OFF

BOIL MIN 0 Always All ˚C OFF, 26 to 82˚C

DIFF 0 Always All AU AU, 1 to 23˚C

DHW BOIL TARGET 0 Always All ˚C OFF, 21 to 104˚C

‘pump’ DLY 0 Always All secs OFF, 20 secs to 9:55 mins

WWSD

1 Always All

˚C

1 to 38

˚C

, OFF

(Warm Weather Shut Down)

11 Commissioning

Please complete the following settings:

11.4 Record of ATC and BTC Settings