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Appendix C - Commissioning - Parameters RecordPage 86

This section enables the installer/commissioning engineer to record details of any parameters that may have changed during commissioning.

Refer to Appendix A for full details of parameter settings.

Level

Parameter

Function description Default

Value set on

commissioning

Group Code

I 21 00

Enable outgoing water set point

0=ﬁxed set point

1=climatic curve

I 21 01 Fixed outgoing water set point 45.00

I 21 02 Maximum outgoing water temperature in Heating mode (Tm1) 45.00

I 21 03 Minimum outgoing water temperature in Heating mode (Tm2) 30.00

I 21 04 Minimum outdoor air temperature corresponding to maximum outgoing water temperature (Te1) -4

I 21 05

Maximum outdoor air temperature corresponding to maximum outgoing water temperature

(Te2)

20.0

I 31 01

DHW production priority setting

0=DHW is unavailable

1= DHW is available, and priority DHW over space heating

2= DHW is available, and priority space heating over DHW

I 31 21 Maximum time for DHW request 60

I 31 22 Minimum time for space heating 15

I 41 00

The heat pump turns ON/OFF based on

1=water set point

I 4 1 11 Maximum frequency of night mode 80

S 41 30 Maximum outgoing water set point in CH and DHW 55°C

I 42 00

Type of conﬁguration of main water pump

0=always ON

1=ON/OFF based on buffer tank temperature

2=ON/OFF based on detect cycles

I 42 01 Time ON main water pump for detect cycle 3

I 42 02 Time OFF main water pump 5

I 42 03 Delay time OFF main water pump from OFF compressor 3

I 4 2 11 OFF time for unblock pump function start 48

I 42 12 Time ON main water pump for unblock pump function 5

I 42 20

Type of operation of additional water pump

0=disable

1=depending on main water pump setting

2=depending on main water pump setting but always OFF when the DHW mode is activated

3=always ON, apart from if any alarms are activated or if the heat pump is in OFF mode

S 43 00

Frost protection on room air temperature

0=disable

1=enable

I 43 01 Start temperature of frost protection on room air temperature 14.0

I 43 02 Hysteresis of room air temperature of frost protection 1.0

S 43 10

Frost protection on outdoor air temperature

0=disable

1=enable

I 43 11 Start temperature of frost protection on outdoor air temperature 4.0

I 43 12 Hysteresis of outdoor air temperature 3.0

I 43 14 Hysteresis of ﬂow water temperature 3.0

S 43 20

Frost protection on outgoing water temperature

0=disable

1=enable

I 43 21 Start temperature of frost protection on ﬂow water temperature 4.0

I 43 22 Hysteresis of ﬂow water temperature 3.0

S 43 30

DHW storage frost protection

0=disable

1=enable

APPENDIX C COMMISSIONING

PARAMETERS RECORD

Brand	Grant
Model	Aerona3 Series
Category	Heat Pump
Language	English

Grant Aerona3 Series User Manual

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Grant Aerona3 Series Specifications

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