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Mitsubishi Heavy Industries HMS140VA1 User Manual

Mitsubishi Heavy Industries HMS140VA1
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46
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For Home Owners
'13 HM-T-193
Comfort setting heating
Comfort setting heating
General
The indoor temperature depends on several factors.
■ Sunlight andheatemissions from people and household
machinesarenormallysufcienttokeepthehousewarm
during the warmer parts of the year.
■ When i
t getscolderoutside,the heating systemmustbe
started. The colder it is outside, the warmer radiators and
underoor
heatingsystemsmustbe.
Controlling heat production
Normally,the
heatpumpheatsthewater(heatingmedium)to
the temperature required at a certain outdoor temperature. This
occurs automatically on the basis of the collected temperature
values from the outdoor sensor and sensors on the lines to the
radi
ators(Supplywatersensors).Extraaccessories suchas
roomsensors,caninuencethetemperature.
Inorderto operatethe system properly,the correct settings
mustbemadeontheheatpumprst,seethesection“Default
Heating curve setting”.
The outdoor sensor (mounted on an exterior wall of the house)
senses variations in the outdoor temperature early on, sends the
information to the heat pump control computer and heating
operationisstarted.
Itdoesnothavetobecoldinsidethehouse
before the control system is activated. As soon as the
temperature drops outside, the temperature of the water to the
radiators (supply temp.) inside the house is increased
automatically.
The heat pumps flow temperature (Menu 2.0) will hover
arou
ndthetheoreticalrequiredvalue,whichisinbracketson
the display.
Temperature of the heating system
The temperature of the heating system in relation to the
outdoor temperature can be determined by you by selecting a
heat
curveandby
usingthe“Offsetheatingcurve”knobonthe
heat pump’s front panel.
Operating status
The “Operating mode” button is used to set the required
operating mode.
The change does not need to be confirmed with the
enter button.
The current operating mode is shown on the front panel display
when the button is pressed and the mode changes when you
continue to press the button.
The display returns to the normal display mode once the enter
button is pressed.
T
heel
ectricheaterisonlyusedforanti-freezeifitisdeactivated
in the menu system for all operating modes.
Thereare
differentoperatingmodestochoose:
1. “Auto”
Indoorunitautomaticallyselectstheoperatingmodeby
takingtheoutdoor temperatureinto account.This means
that the operating mode switches between “Heating” and
“Hot water”.
The circulation pump
is permitted to operate when there is
a need.
2. “AutoC”*
Ind
oorunit selectsoperatingmodeautomatically(cooling
can also be selected now) by the outdoor temperature. This
means that the operating mode switches between
“Heating”, “Cooling” and “Hot water”.
The circulation
pump is permitted to operate when there is
a need.
3. Heating
Only heating and hot water mode.
T
he circulation pump is in operation the entire time.
Electircheaterisenergizedifnecessary.
4. Cooling*
Heat pump is used for cooling only if electric heater use is
allowed. Otherwise, it is used for both cooling and hot water.
The circulation pump is in operation the entire time.
5. Hot water
Only hot water is produced.
Only the compressor is operational.
6. Add. Heat only
H
eat pump is not operational. The function is activated/
deactivated by pressing in the “operating mode button” for
7 seconds.
* To use the cooling functions, the system must be designed to
withstand low temperatures and cooling must be activated in
Menu 9.3.3.
Changing the room temperature manually
Ifyouwanttotemporarilyorpermanentlyincreaseorlower
theindoortemperature,turnthe“Offsetheatingcurve”knob
clockwise toincreaseor anticlockwise tolower.Oneline
approximately represents 1 degree change in room temperature.
NOTE
An increase in the room temperature may be inhibited
by the radiator or underoor heating thermostats, if so
these must be set at 0.

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Mitsubishi Heavy Industries HMS140VA1 Specifications

General IconGeneral
BrandMitsubishi Heavy Industries
ModelHMS140VA1
CategoryHeat Pump
LanguageEnglish

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