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Your User Interface Explained

Operation Mode

Domestic Hot Water Bubble

Hot Water ON

Hot Water OFF

This Bubble determines how the target flow temperature of the water leaving the heat pump is set

Heat Mode

: Target Flow Temperature is set by changing the number on the Space Heating Bubble (as outlined earlier)

Auto Mode

(Weather Dependent Mode): The Target Flow Temperature is determined based on the ambient air outside.

If there is a decrease in air temperature outside the unit will automatically increase its target flow temperature and vice versa

To access the Heat/Auto Bubble: Scroll using the Left or Right arrow until the bubble is centralised on the controller screen

When the bubble is centralised, use the Up & Down arrows to switch between modes

To Increase Target Temperature in Auto Mode: When in Auto Mode, the target temperature can be ‘offset’ by +/‐ 5°C by

using the Up & Down Arrows

Heat Mode

Auto Mode

This Bubble is used to turn on and off the domestic hot water

To access the hot water bubble: Scroll using the Left or Right arrow until the bubble is centralised on the controller screen

When the bubble is centralised, use the Power button to turn hot water on/off

Use the Up & Down Arrows to Increase/Decrease Target Temperature in hot water cylinder

DHW

 

Boost

 

Mode

:

 

The

 

hot

 

water

 should be set 

50°C

 

This

 

is

 

sufficient

 

for

 

normal

 

hot

 

water

 

usage.

 

Should

 

you

 

require

more

 

hot

 

water

 

at

 

a

 

particular

 

time

 

(lots

 

of

 

showers

 

etc.)

 

you

 

can

 

‘BOOST’

 

the

 

temperature

 

of

 

the

 

hot

 

water

 

temporarily.

This

 

is

 

done

 

by

 

holding

 

the

 

‘Back’

 

button

 

for

 

3

 

seconds

 

while

 

the

 

hot

 

water

 

bubble

 

is

 

centralised

 

on

 

the

 

screen.

When

 

Boost

 

mode

 

is

 

activated

 

a

 

lightning

 

symbol

 

will

 

appear

 

beside

 

the

 

shower

 

head.

The

 

immersion

 

heater

 

will

 

then

 

be

 

used

 

to

 

get

 

the

 

tank

 

to

 

60°C,

 

once

 

this

 

is

 

achieved

the unit will automatically return to normal operation

Summary of Contents for Therma V Monobloc Series

Page 1: ...LG Air to Water Heat Pump End User Guide Therma V Monobloc Series ...

Page 2: ...rn the space heating on off The number shown is the target flow temperature of the water leaving the heat pump and entering your heating system Please Note It is NOT room temperature Use the UP and Down arrows to Increase Decrease the target temperature Please Note Your heating system has been designed to function optimally at a specific flow temperature which will be set by the commissioning engi...

Page 3: ...Mode the target temperature can be offset by 5 C by using the Up Down Arrows Heat Mode Auto Mode This Bubble is used to turn on and off the domestic hot water To access the hot water bubble Scroll using the Left or Right arrow until the bubble is centralised on the controller screen When the bubble is centralised use the Power button to turn hot water on off Use the Up Down Arrows to Increase Decr...

Page 4: ...on the main Bubble screen to return to the Bubble screen simply press the Back button again The information display screen shows exactly what is happening in the system at any given time The numbers on the left hand side are the respective temperatures in the system such as the current temperature in the hot water cylinder 1 the current temperature of the water leaving the heat pump 2 and the curr...

Page 5: ...r changing Language Time Setting or changing Time Password A password can be set to limit access into Settings Default password is 0000 Date Setting or changing Date Lock Allows homeowner to lock access to various functions All Lock Locks Controller Completely On Off Locks Space Heating Bubble Mode Lock Lock Operation Mode DHW Lock Locks Hot Water ...

Page 6: ...s operation in a timeframe of 1 7 hours When unit is operating Set time to stop unit When unit is Off Set time to bring unit on Please note The heat pump operates at its most efficient when left on constantly in order to keep the house at a steady temperature Setting timers may result in the unit operating inefficiently and result in higher running costs It is not recommended to set Timers Energy ...

Page 7: ...sted above please contact your installer Alarm Display In the unlikely event that the system detects an abnormality in operation conditions it will cease operating to protect the unit an alarm code will be displayed Power Supply Failure In the event of a power supply failure all displays disappear If the unit stops due to a power shortage it will not start again even though the power comes back on...

Page 8: ... select 5 2D 7Dor24H Press The date time and function are now set Move the selector switch to the RUN position to run the program or to the PROG SET position to change the program setting a Setting the date time There are 4 modes available on this programmer for users to choose for their individual application AUTO The programmer operates 3 ON OFF periods per day ALL DAY The programmer operates 3 ...

Page 9: ...ture sensor mode 2 Day Indicator Displays the current day 3 Frost Icon Displayed when the thermostat is in frost protection mode 4 Flame Icon Displayed when the thermostat is calling for heat the flame icon will flash when the optimum start function is in operation 5 Temperature Hold When a Temp Hold is active HOLD FOR and the remaining time period is displayed 6 Set Indicates when changes are bei...

Page 10: ...ing altered 11 Main Menu Displays which option is currently selected 12 Temperature Format Degrees Celsius or Fahrenheit 13 Temperature Displays the current sensor temperature 14 Cool On Displayed when cooling is active 15 Clock Time displayed in 24 hour format 16 Holiday Left Displayed when the thermostat is in holiday mode 17 Hold Left Displayed when a temperature hold is active the remaining ti...

Page 11: ...s efficiency due to lower ambient air temperatures at night time The reduced efficiency may well offset and savings in the rate of electricity Boosting the hot water will make use of the electrical immersions in the heat pump this will increase the running costs of the system if used frequently The hot water schedule has been programmed during commissioning for all day comfort and efficiency in a ...

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