LG HN1639HC NK0 Installation Manual

NOTE
If ‘DHW target temp.’ is higher than ‘Comp. cycle limit temp.’ (Case 2), the Cycle limit temp.
will be used as reference for ‘DHW hysteresis’!
Set ‘DHW target temp.’ as low as possible (with respect to required comfort level) and
‘Compressor cycle limit temp.’ as high as possible (as long as no error appears).
150
INSTALLER SETTING
Domestic hot water - DHW temperature settings
The DHW target temperature is set in Main screen by User. ‘DHW set temp range’ will limit the
setting range. The type and volume of the tank, as well as the consumption should be taken into
account.
Case 1: ‘DHW target temp.’ set lower than ‘Compressor cycle limit temp.’
Comp cycle limit temp.
Time
DHW tank temp.
DHW Target temp.
5 K
50 °C
DHW heater delay time
In this case, DHW temp. is already reached - using heat
pump cycle only – before ‘DHW heater delay time’ has elapsed.
58 °C
DHW hysteresis
45 °C
Time
On
Off
On
Off
Boost heater
Comp cycle
In this case, even though the ‘DHW heater delay time’ has not yet elapsed, the boost heater
is activated and the heat pump is stopped once the ‘Compressor cycle limit temp.’ is reached.
Time
DHW tank temp.
55 °C
DHW heater
delay time
60 °C
Comp cycle limit temp.
DHW Target temp.
DHW hysteresis
5 K
45 °C
Time
On
Off
On
Off
Boost heater
Comp cycle
Case 2: ‘DHW target temp.’ set higher than ‘Compressor cycle limit temp.’

LG HN1639HC NK0 Specifications

General

Brand	LG
Model	HN1639HC NK0
Category	Heat Pump
Language	English