Panasonic WHUD28AE Operating instructions

F566146

H

EA

T

SETTING

STATUS

PUMPDW

WATER INLET

ERROR

OFF

/

ON

WATER OUTLET

OUTDOOR

C

0.2

0.4

0

0.3

0.1

MPa

Operating Instructions

Air-to-Water Heatpump

Indoor Unit

Outdoor Unit

WH-SD24AE WH-UD24AE

WH-SD28AE WH-UD28AE

ENGLISH

Before operating the unit, read these operating instructions thoroughly and keep them for future reference.

Before operating the unit, make sure the installation has been carried out correctly by authorized dealer correctly and

precisely following the installation instructions given.

2 ~ 11

SVENSKA

Innan du använder enheten, läs noga igenom denna bruksanvisning och spara den för framtida bruk.

Innan du använder enheten, se till att installationen har utförts noggrant och korrekt av auktoriserad återförsäljare som

följt de givna installationsinstruktionerna.

12 ~ 21

NORSK

Les bruksanvisningen nøye før du bruker denne enheten, og oppbevar den for fremtidig bruk.

Før du bruker enheten, må du forsikre deg om at autorisert forhandler har utført korrekt og presis installasjon og har

fulgt installasjonsinstruksjonene som er gitt.

22 ~ 31

SUOMI

Lue nämä käyttöohjeet huolellisesti ennen yksikön käyttämistä ja säilytä ne tulevaisuutta varten.

Varmista ennen laitteen käyttöä, että asennuksen on suorittanut valtuutettu jälleenmyyjä ja että se on tehty oikein ja

tarkasti annettuja asennusohjeita noudattaen.

32 ~ 41

DANSK

Læs brugsanvisningen grundigt igennem før du benytter anlægget og gem den til fremtidig brug.

Sørg for, at anlægget er installeret korrekt af en autoriseret forhandler i overensstemmelse med de følgende

instruktioner, før anlægget tages i brug.

42 ~ 51

Unauthorized copying and distribution is a violation

of law.

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SAFETY PRECAUTIONS SAFETY PRECAUTIONS

DEFINITION

The instructions to be followed are classiﬁ ed by the following symbols:

This symbol denotes an action

that is PROHIBITED.

These symbols denote actions

that are COMPULSORY.

To prevent personal injury, injury to others, or property damage, please observe the following.

Incorrect operation due to failure to follow instructions may cause harm or damage, the seriousness of which is classiﬁ ed as below:

Warning

This sign warns of death or serious injury.

Outdoor Unit

• Do not insert your ﬁ ngers or other objects

into the unit, rotating parts may cause

injury.

Indoor Unit

• Do not install, remove and reinstall the unit by yourself; improper

installation will cause leakage, electric shock or ﬁ re. Please consult

authorized dealer for the installation work.

• Do not attempt to repair the unit by yourself. Otherwise, it may cause

injury if it is mishandling.

• Do not install the unit at outdoor. This is designed for indoor

installation only.

• This unit is equipped with Residue Current Circuit Breaker (RCCB).

It is strongly recommended to check the operation of the RCCB

after installation and periodically after servicing or maintenance by

authorized dealer to ensure it is in good working order. Otherwise, it

may cause electrical shock or ﬁ re in case of malfunction.

Power Supply

• Do not share the same power outlet with

other equipment.

• Do not modify power cords.

• Do not use extension cords.

• Do not operate with wet hands.

• Use the speciﬁ ed power supply cord.

• If the power supply cord is damaged, it

must be replaced by the manufacturer,

its service agent or similarly qualiﬁ ed

persons in order to avoid hazard.

• In case of emergency or presence of

abnormal conditions (burnt smell, etc),

turn off the power supply, and consult

authorized dealer.

Air outlet

Air inlet

3

NOTE :

The illustrations in this manual are

for explanation purposes only and

may differ from the actual unit. It is

subjected to change without notice

for future improvement.

ENGLISH

Thank you for purchasing

Product

TABLE OF CONTENTS

SAFETY PRECAUTIONS

2~3

REGULATORY INFORMATION

4

PRODUCT OVERVIEW

5

HOW TO OPERATE

6~7

CARE & CLEANING

8

TROUBLESHOOTING

9~10

Indoor Unit

• Do not install the unit in a potentially explosive atmosphere.

• Do not install the unit close to any combustible equipment or at

bathroom. Otherwise, it may cause electric shock or ﬁ re.

• Do not touch the water discharge pipe at the indoor unit during

operation.

• Do not place anything on top or beneath of the unit.

• Ensure that the drainage pipe is connected properly. Otherwise,

leakage may occur.

Caution

This sign warns of injury or damage to property.

Control Panel

• Do not let the control panel get wet.

Otherwise, it may cause electric shock or ﬁ re.

• Do not press the buttons on the control panel

with hard, pointed objects. Otherwise, it may

damage the unit.

• Do not wash the control panel with water,

benzene, thinner or scouring powder.

• Do not inspect or service the control panel by

yourself. Please consult authorized dealer.

Otherwise, it may cause injury if mishandling.

Outdoor Unit

• Do not sit or step on the unit, you may fall

down accidentally.

• Do not touch the sharp aluminium ﬁ n, sharp

parts may cause injury.

• Check the installation rack periodically to

make sure that it is not damaged. After long

periods of use, the strength of the installation

rack may have deteriorated.

Power Supply

• Switch off the power supply before cleaning

or servicing.

• Turn off the power supply if the unit is not

used for a long period of time.

• This unit is equipped with a built-in surge

protective device. However, in order to further

protect your unit from being damaged by

abnormally strong lightning activity, you may

want to disconnect it from the power supply.

Do not touch the unit during lightning, it may

cause electric shock.

• It is recommended to wear gloves during

servicing or maintenance in order to avoid

hazard.

4

Indoor Outdoor

Water outlet temperature (°C) Ambient temperature (°C)

* DBT * WBT

HEATING

Maximum 55 24 18

Minimum 25 -20 -

* DBT : Dry bulb temperature

* WBT : Wet bulb temperature

NOTICE : When the outdoor temperature is out of the above temperature range, the heating capacity will drop signiﬁ cantly

and outdoor unit might stop for protection control.

OPERATION CONDITION

REGULATORY INFORMATION REGULATORY INFORMATION

Information for Users on Collection and Disposal of Old Equipment

These symbols on the products, packaging, and/or accompanying documents mean that used electrical and

electronic products should not be mixed with general household waste.

For proper treatment, recovery and recycling of old products, please take them to applicable collection points,

in accordance with your national legislation and the Directives 2002/96/EC and 2006/66/EC.

By disposing of these products correctly, you will help to save valuable resources and prevent any potential

negative effects on human health and the environment which could otherwise arise from inappropriate waste

handling.

For more information about collection and recycling of old products, please contact your local municipality,

your waste disposal service or the point of sale where you purchased the items.

Penalties may be applicable for incorrect disposal of this waste, in accordance with national legislation.

For business users in the European Union

If you wish to discard electrical and electronic equipment, please contact your dealer or supplier for further

information.

[Information on Disposal in other Countries outside the European Union]

These symbols are only valid in the European Union. If you wish to discard these items, please contact your

local authorities or dealer and ask for the correct method of disposal.

This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities, or

lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by

a person responsible for their safety. Children should be supervised to ensure that they do not play with the appliance.

HEAT

SETTING

STATUS

PUMPDW

WATER INLET ERROR

OFF

/

ON

WATER OUTLET OUTDOOR

C

CC

0.2

0.40

0.30.1

MPa

5

ENGLISH

PRODUCT OVERVIEW PRODUCT OVERVIEW

Air-to-Water Heatpump

Indoor Unit

Water Pressure Gauge

0.2

0.40

0.30.1

MPa

• Do not press or hit the glass

cover with hard, pointed

objects. This may damage the

unit.

• Ensure that the water

pressure is between 0.05 to

0.2MPa.

• In case the water pressure is

out of the above range, please

consult authorized dealer.

Control Panel

HEA

T

SETT

ING

STA

TUS

PUMPDW

WATER INL

ET

ERROR

OFF

/

ON

WATER OUTLET

OUTD

OOR

C

Open the cover to

use the buttons

WATER OUTLET OUTDOOR

HEAT

SETTING

STATUS

PUMPDW

WATER INLET ERROR

C

CC

SET

SELECT

CANCEL

ERROR

RESET

SETTING

STATUS

SEARCH

PUMPDW

CHECK

OFF

/

ON

7

2

1

3 4

10

8

9

5

6

13

12

11

14

1

OFF/ON Button

8

System Setting Indicator

2

Operation LED

9

System Status Indicator

3

Water Outlet Temperature Display

10

System Pumpdown Indicator

4

Water Inlet Temperature Display

11

System Setting Buttons

5

Outdoor Ambient Temperature Display

12

Error Reset Button

6

System Error Display

13

System Status Check Buttons

7

Heat Mode Indicator

14

System Pumpdown Button

6

HOW TO OPERATE HOW TO OPERATE

Basic Operation

Note

• Panasonic Air-to-Water Heatpump is a split system consisting only of an indoor unit and an outdoor unit.

• This manual describes how to operate the heatpump system between indoor and outdoor units only.

• Other operation such as water tank, radiator and underﬂ oor system, please refer to its respective manufacturer

operation manuals.

WATER INLET ERROR

SET

SETTING

STATUS

CHECK

OFF

/

ON

Operation Start / Stop

• The unit starts by pressing

OFF

/

ON

.

• When unit is ON, operation LED is lit and the actual

temperature for water outlet, water inlet and outdoor

ambient are shown on the control panel display.

• Press

OFF

/

ON

again to stop the operation.

Operation details (Default setting)

• Operation takes place under default settings as follows:

-

When Outdoor ambient temperature (Out Lo) is less than 0°C, water outlet set temperature (H2O Lo) is 50°C.

When Outdoor ambient temperature (Out Hi) is more than 15°C, water outlet set temperature (H2O Hi) is 32°C.

• In between the speciﬁ ed outdoor ambient temperature range (Out Lo and Out Hi), the system will automatically adjust

the water outlet temperature between speciﬁ ed range (H2O Lo and H2O Hi).

• Lower outdoor ambient temperature will result in higher water outlet temperature and vice versa.

Optional Settings

ERROR

RESET

Error code reset

• Not usable during normal operation.

PUMPDW

System Pump Down

• Not usable during normal operation.

• If accidentally pressed the

PUMPDW

, press

OFF

/

ON

to stop the pump down operation.

7

ENGLISH

Advance Operation

Recommendation

• It strongly recommended to change the temperature range by authorized dealer. The temperature range for water outlet

temperature and outdoor ambient temperature could be set by control panel.

Perform the steps below to set preferred temperature range.

SET

SELECT

CANCEL

ERROR

RESET

SETTING

STATUS

SEARCH

PUMPDW

CHECK

1

,

5

3

2

,

4

STEP 1: Press

SET

for 5 seconds to enter SETTING mode. “SETTING” indicator is ON.

STEP 2: Press

or to choose a parameter.

H2O Lo: Water outlet set

temperature at low outdoor

ambient set temperature

Selection range:

25°C ~ 55°C

HEAT

SETTING

STATUS

PUMPDW

C

H2O Hi: Water outlet set

temperature at high outdoor

ambient set temperature

HEAT

SETTING

STATUS

PUMPDW

C

Selection range:

25°C ~ 55°C

Out Lo: Low outdoor

ambient set temperature

HEAT

SETTING

STATUS

PUMPDW

C

Selection range:

-15°C ~ 15°C

Out Hi: High outdoor

ambient set temperature

HEAT

SETTING

STATUS

PUMPDW

C

Selection range:

-15°C ~ 15°C

Note: Please make sure High outdoor ambient set temperature (Out Hi) is always higher than Low outdoor

ambient set temperature (Out Lo).

STEP 3:

After selecting the desired parameter, press

SELECT

to enter the parameter. “ ” indicator will blink when a

parameter is selected.

STEP 4: Press

or to set the desired temperature.

STEP 5: Press

SET

again to conﬁ rm the setting.

• Repeat steps 2 to 5 to set other parameters.

• Press

CANCEL

or wait 30 seconds to exit SETTING mode.

• The setting temperature will be stored in the system once conﬁ rm.

• “SETTING” mode cannot be activated when the “PUMPDW” and “STATUS” indicator is ON.

8

CARE & CLEANING CARE & CLEANING

CAUTION

• Switch off the power supply before cleaning.

Indoor Unit & Control Panel

• Wipe the unit gently with a soft, dry cloth.

Outdoor Unit

• Do not obstruct the air inlet and air outlet vents, it may cause low performance or breakdown. Please remove obstacles to

assure the ventilation.

• During winter, please clean and remove the snow near outdoor unit so that the snow does no cover the air inlet and air

outlet vents.

FOR SEASONAL INSPECTION AFTER EXTENDED NON-USE

• In order to ensure optimal performance of the unit, seasonal inspections on the unit and ﬁ eld wiring have to be carried

out at regular intervals. This maintenance should be carried out by authorized dealer.

• Clear any obstruction at the air inlet and air outlet vents of outdoor unit.

FOR EXTENDED NON-USE

• Turn off the power supply.

9

ENGLISH

Symptom

Check

Heating operation is not working efﬁ ciently. • Set the temperature correctly.

• Is the panel heater valve closed.

• Clear any obstruction at the air inlet and air outlet vents of outdoor unit.

Noisy during operation. • Check if the unit has been installed at an incline or the cover is not

closed properly.

The unit does not work. • Check if the circuit breaker is tripped.

Operation LED is no lit or control panel display

is blank.

• Is the power supply off or power failure.

Check the following before calling for servicing.

TROUBLESHOOTING TROUBLESHOOTING

Symptom

Cause

Water ﬂ owing sound during operation. • Refrigerant ﬂ ow inside the unit.

Operation is delayed a few minutes after

restart.

• The delay is a protection to the unit’s compressor.

Outdoor unit emits water/steam. • Condensation or evaporation occurs on pipes.

Outdoor unit emits steam during heating

mode.

• This is due to defrost operation happens at the heat exchanger.

Outdoor unit does not operate. • When the outdoor temperature is out of the operation condition range,

the heatpump system enter protection control.

System difﬁ cult to heat-up. • When heating is operated by indoor unit together with ﬂ oor heating or

panel heater simultaneously, there may be case where warm water

temperature is getting lower and cause ﬂ oor heating or panel heater

heat-up is weaken.

• When outdoor air temperature is low, it may be difﬁ cult to get warm.

• Is the snow pile blocking the discharge outlet or intake inlet of outdoor

unit.

• When water outlet set temperature is low, it may be difﬁ cult to get warm.

System cannot get warm instantly. • Due to the nature of the heatpump system, it may take some time to

heat-up the water if the unit is operated from cold-start.

Operation starts after power resumes. • Auto restart is in function and operates under.

The following symptoms do not indicate malfunction.

10

NON SERVICEABLE CRITERIAS

TURN OFF POWER SUPPLY then please consult authorized dealer under the following conditions:

• Abnormal noise during operation.

• Water/foreign particles have entered the control panel.

• Water leaks from Indoor unit.

• Circuit breaker switches off frequently.

• Power cord becomes unnaturally warm.

• Switches or buttons are not functioning properly.

The operation LED blinks and error code appear on control panel display

WATER INLET ERROR

C

CC

• Turn the unit off and reveal the error code to authorized dealer.

Perform the steps below to check system status

SET

SELECT

CANCEL

ERROR

RESET

SETTING

STATUS

SEARCH

PUMPDW

CHECK

2

1

STEP 1: Press

CHECK

for 5 seconds to enter STATUS mode.

STEP 2:

Press or to check the Compressor Running Frequency or Error History.

• Press

CANCEL

or wait 30 seconds to exit STATUS mode.

• Once STATUS mode is entered, “STATUS” indicator is ON.

• STATUS mode cannot be activated when the “SETTING” and “PUMPDW” indicator is ON.

TROUBLESHOOTING TROUBLESHOOTING

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F566146

Printed in Malaysia

OSTH0809-01

Panasonic Corporation

Website: http://panasonic.net/

Pursuant to at the directive 2004/108/EC, article 9(2)

Panasonic Testing Centre

Panasonic Service Europe, a division of

Panasonic Marketing Europe GmbH

Winsbergring 15, 22525 Hamburg, F.R. Germany

Panasonic WHUD28AE Operating instructions

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