Mitsubishi Electric Lossnay VL-220CZGV-EB User manual

1
Contents
1. Safety Precautions …………………… 1 - 2
2. Features ………………………………… 2
3. Preparations Before Use ……………… 3
4. Names and Functions of Parts ………… 3
5. How to Use ………………………… 4 - 12
6. Maintenance ………………………… 13 - 14
7. Troubleshooting ………………………… 15
6SHFL¿FDWLRQV …………………………… 16
9. After-Sales Service ……………………… 16
LOSSNAY HEAT RECOVERY VENTILATOR (RESIDENTIAL USE)
MODEL
VL-220CZGV-EB
Instruction Manual For user
Do not attempt to install the product by yourself. (Safety and proper functions of the product may not be
assured.)
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to use it correctly and safely.
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1. Safety Precautions
The following symbols denote the type and degree of danger resulting from incorrect handling.
WARNING Incorrect handling of the product may result in serious injury or death.
Prohibited
Do not turn on or off the remote controller
when corrosive gas has leaked.
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gas to explode.
Do not use the product in hot places, in the
direct sunlight and in smoky places.
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Follow
instructions
Use 220 to 240 V AC power.
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damage to the circuit boards.
Make sure that the outside air intake vent is located at a position
where combustion gas or other similar exhaust is not sucked in.
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Be sure to turn off the remote controller and the circuit breaker
on the power board before cleaning and maintenance.
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If an abnormality occurs (for example, when you smell burning),
stop operation, and turn off the circuit breaker on the power board.
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If an abnormality or malfunction occurs, immediately stop use
of the product.
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Contact an electrical contractor to work electrical wiring.
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Make sure that the product is installed at a horizontal.
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Make sure that an outdoor hood, that makes it less likely for
rain water, snow or small animals (e.g. bats) from entering, is
installed at the ends of supply air and exhaust ducts.
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If the product will not be operated for a long period of time, be
sure to turn off the circuit breaker on the power board.
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No water exposure
Refrain from immersing in water or
splashing the product with water.
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RUHOHFWULFVKRFN
No disassembly
Do not modify or disassemble the product
using tools.
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Cannot be
installed in a
bathroom
Make sure that the product is not installed
at a bathroom or other humid location.
Failure to heed this warning may result in
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Make sure that the remote controller is not
installed in a bathroom.
Failure to heed this warning may result in
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Make sure that the product is grounded.
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HOHFWULFVKRFN
About installing a ground, contact your
dealer or an electrical contractor.
1601876HE5201

2
CAUTION Incorrect handling of the product may result in injury or damage to property or
household effects.
Prohibited
Do not use the Lossnay unit at locations
where toxic gas or gas containing
corrosive components such as acids,
alkaline, organic solvents, or paints is
generated.
Failure to heed this warning may result in
malfunction.
Do not place objects under the product.
Dew condensation water may drip.
During cleaning and maintenance, do not
climb on an unstable stand.
Injury may result if you tumble down.
Follow
instructions
Do not spray the Lossnay unit, wall switch, or supply air/
exhaust grille with a insecticide, hair, or cleaning spray.
Failure to heed this warning may deform or damage parts.
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. (This appliance can be used by children aged from
8 years and above and persons with reduced physical, sensory
or mental capabilities or lack of experience and knowledge if
they have been given supervision or instruction concerning
use of the appliance in a safe way and understand the hazards
involved. Children shall not play with the appliance. Cleaning
and user maintenance shall not be made by children without
supervision.)
Follow
instructions
Make sure that drain piping is installed at
the discharge outlet.
Wear gloves during cleaning and maintenance.
Failure to heed this warning may result in injury.
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that has built up inside sometimes drips. So,
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them with both hands so that they are not tilted.
Securely install the parts after cleaning
and maintenance.
Injury may result if the parts should fall.
1. Safety Precautions (continued)
2. Features
Requests on Use
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malfunction. Wipe off any water droplets.
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not a malfunction. Wipe off any water droplets.
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parts. This is not a malfunction. Wipe off any water droplets.
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sometimes sense from the air vent.
- Operating noise may be a cause of concern directly underneath the product.
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What is the LOSSNAY HEAT RECOVERY VENTILATOR…?
Ŷ
Effective ventilation routes can be achieved in the entire house by the supply air vent and the exhaust vent being installed at
locations away from each other depending on the duct connection method.
Ŷ
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During heat exchanger operation
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reusing (heat collection) the warmth or coolness of the room which is discarded during ventilation.
Ŷ
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ensure energy savings.
During “By-pass” operation
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*
This function can be used only when the optional motorized damper (P-133DUE-E) is used.
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3
3. Preparations Before Use
4. Names and Functions of Parts
Ŷ Receive an explanation about operation procedures and the correct method of use to ensure safe operation.
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been temporarily stopped.)
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- During cleaning and maintenance
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may form on the product and other parts. So, switch the operation mode to temporarily stop operation,
and open the windows.
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Inspection opening ... It is required for maintenance on the product. This product is installed in house attics.
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Grills......7KH\DUHUHTXLUHGRQWKHVXSSO\DLUDQGH[KDXVWVLGHVRIWKH/RVVQD\XQLW7RUHGXFHWKHIUHTXHQF\RIFOHDQLQJ
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Remote controller,WLVUHTXLUHGIRUVWDUWLQJDQGVWRSSLQJRSHUDWLRQRIWKH/RVVQD\XQLWDQGIRUVZLWFKLQJWKHIDQVSHHG
Note:
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RIWKH/RVVQD\XQLWRUIHHOFROGDLU
(Example)
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Release it to remove the
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locations)
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Release it to remove the
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locations)
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/RVVQD\FRUHH[FKDQJHV
heat between the supply air
and the exhaust.
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,WKROGVWKHVXSSO\DLU¿OWHU
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¿OWHU
([KDXVWDLU¿OWHUFDVH
It holds the exhaust air
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H[KDXVWDLU¿OWHU
Drain pan (supply air side)
It holds dew condensation
water that occurs inside the
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Drain outlet
It is for discharging dew
condensation water that has
built up in the drain pan to
outside the room.
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from the outside air that is
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([KDXVWDLU¿OWHU
,WSUHYHQWV/RVVQD\FRUH
from clogging.
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removed

4
5. How to Use
When using PZ-61DR-E
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System example Operation
Operate the product by the
remote controller.
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/RVVQD\
Power supply
Remote controller
(System components)
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Controller interface
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1ON/OFF button
This lamp lights up in green while the unit is in
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starting up or when there is an error.
Press to save the setting.
Main menu: Press to move the cursor down.
Press to return to the previous screen.
Main display: Press to change the fan speed.
Main menu: Press to move the cursor up.
Press to bring up the Main menu.
Main display: Press to change the ventilation mode*.
Main menu: Press to go to the previous page.
Operation settings will appear.
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of time depending on the screen.
Main menu: Press to go to the next page.
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* The mode can be switched only when the optional
motorized damper (P-133DUE-E) is used.
6ON/OFF lamp
2SELECT button
7Function button F1
3RETURN button
8Function button F2
4MENU button
9Function button F3
5Backlit LCD
0Function button F4
:KHQWKHEDFNOLJKWLVRIISUHVVLQJDQ\EXWWRQWXUQV
WKHEDFNOLJKWRQDQGGRHVQRWSHUIRUPLWVIXQFWLRQ
H[FHSWIRUWKH212)) button)
The functions of the function buttons change
depending on the screen. Refer to the button
function guide that appears at the bottom of the
LCD for the functions they serve on a given screen.
When the system is centrally controlled, the button
function guide that corresponds to the locked
button will not appear.
Function buttons
5
6
1234
7890
Main
Main display:Return button
Cursor Page
Main menu
Timer
Weekly timer
Restriction
Filter information
Error information
1/2
Lossnay 12:00 Sun
Outdoor
0°C
Return
20°C
Supply
15°C
Fan Mode
Auto
Main display Main menu
Function guide
7890 7890

5
Lossnay 12:00 Sun
Fan Mode
Auto
1
6
5
798
3044*
2
Display
Fan speed setting appears here.
3 Fan speed
Appears when performing operation to protect the
equipment.
Current time appears here.
$SSHDUVZKHQWKHEXWWRQVDUHORFNHGDQGRUDIDQ
VSHHGLVVNLSSHG
/RVVQD\LVDOZD\VGLVSOD\HG
9
61 Remote controller name
Indicates the ventilation mode setting.
* The mode appears only when the optional motorized
damper (P-133DUE-E) is used.
0 Ventilation mode
$SSHDUVZKHQWKH2Q2IIWLPHURU$XWRRIIWLPHU
function is enabled.
7
Indicates when filter needs maintenance.
5
$SSHDUVZKHQWKH:HHNO\WLPHULVHQDEOHG
8
Functions of the corresponding buttons appear here.
* The mode appears only when the optional motorized
damper (P-133DUE-E) is used.
4 Button function guide
* All icons are displayed for explanation.
2 Clock (See the Installation Manual.)
5. How to Use (continued)

6
5. How to Use (continued)
3RZHU212))
Fan speed
Ventilation mode
3UHVVWKH212))EXWWRQ
7KH212))ODPSZLOOOLJKWXSLQJUHHQDQGWKHRSHUDWLRQ
will start.
3UHVVWKH212))EXWWRQDJDLQ
7KH212))ODPSZLOOJRRXWDQGWKHRSHUDWLRQZLOOVWRS
ON
OFF
F1 F2 F3 F4
Lossnay 12:00 Sun
Fan Mode
Auto
F1 F2 F3 F4
Lossnay 12:00 Sun
Auto
Fan Mode
Press the F2 button to go through the fan speeds in the
following order.
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not displayed.
Press the F3 button to go through the Ventilation mode in
the following order.
* The mode can be switched only when the optional
motorized damper (P-133DUE-E) is used.
Auto Auto
Ŷ%DVLFRSHUDWLRQV
Display Function
The mode is switched automatically between
the heat exchanger mode and by-pass
mode.
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the by-pass mode is used.
Details on how to change the temperature
VHWWLQJDUHJLYHQLQWKH/RVVQD\XQLW9/
&=*9(%,QVWDOODWLRQ0DQXDO³)XQFWLRQ
6HWWLQJ
7KH/RVVQD\XQLWUXQVLQWKHKHDWH[FKDQJHU
mode.
7KH/RVVQD\XQLWUXQVLQWKHE\SDVVPRGH
When the outdoor air temperature decreases to 8&RUORZHUWKH
mode is switched automatically to heat exchanger mode even if
Ventilation mode was set. The indication on the remote controller
remains as by-pass mode. (Freeze prevention)
Auto Auto

7
&ORFN
1
F1 F2 F3 F4
Main Main menu
Initial setting
Service
Main display:
Cursor Page
2/2 6HOHFW³,QLWLDOVHWWLQJ´IURPWKH0DLQPHQXDQGSUHVVWKH
6(/(&7EXWWRQ
(QWHUPDLQWHQDQFHSDVVZRUG³´LVGLVSOD\HG(QWHUWKH
LQLWLDOSDVVZRUG³´DQGSUHVVWKH6(/(&7EXWWRQ
)RUGHWDLOVRQKRZWRFKDQJHWKHSDVVZRUGUHIHUWRWKH
3='5(,QVWUXFWLRQ0DQXDO
2
F1 F2 F3 F4
Cursor Page
Initial setting menu 1/2
Main menu:
Main/Sub
Clock
Main display
Contrast
Display details
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DQGSUHVVWKH6(/(&7EXWWRQ
Clock setting is required before making the following
settings.
2Q2IIWLPHU
:HHNO\WLPHU
3
F1 F2 F3 F4
Clock
Select:
Cursor
2014/ 01 / 01 00: 00
yyyy / mm/ dd hh: mm
Move the cursor to the desired item with the F1 or F2
EXWWRQRXWRI\HDUPRQWKGDWHKRXURUminute.
Increase or decrease the value for the selected item with the
)RU)EXWWRQDQGSUHVVWKH6(/(&7EXWWRQ
A confirmation screen will appear.
Button operation
Navigating through the screens
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To return to the previous screen ...... RETURN button
5. How to Use (continued)
Ŷ&RQWUROOHURSHUDWLRQ)XQFWLRQVHWWLQJV

8
5. How to Use (continued)
/DQJXDJHVHOHFWLRQ
1
2
F1 F2 F3 F4
Cursor Page
Initial setting menu
Main menu:
Auto mode
Administrator password
Language selection
2/2 0RYHWKHFXUVRUWRWKH³/DQJXDJHVHOHFWLRQ´ZLWKWKH)RU
)EXWWRQDQGSUHVVWKH6(/(&7EXWWRQ
F1 F2 F3 F4
Main Main menu
Initial setting
Service
Main display:
Cursor Page
2/2
Button operation
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6(/(&7EXWWRQ
(QWHUPDLQWHQDQFHSDVVZRUG³´LVGLVSOD\HG(QWHUWKH
LQLWLDOSDVVZRUG³´DQGSUHVVWKH6(/(&7EXWWRQ
)RUGHWDLOVRQKRZWRFKDQJHWKHSDVVZRUGUHIHUWRWKH
3='5(,QVWUXFWLRQ0DQXDO
Function description
7KHGHVLUHGODQJXDJHFDQEHVHW7KHODQJXDJHRSWLRQVDUH(QJOLVK)UHQFK*HUPDQ6SDQLVK,WDOLDQ3RUWXJXHVH
6ZHGLVKDQG5XVVLDQ
:KHQWKHSRZHULVRQIRUWKHILUVWWLPHWKH/DQJXDJHVHOHFWLRQ
screen will be displayed. Select a desired language. The
system will not start-up without language selection.
Move the cursor to the language you desire with the F1
WKURXJK)EXWWRQVDQGSUHVVWKH6(/(&7EXWWRQWRVDYH
the setting.
3
A screen will appear that indicates the setting has been
saved.
Navigating through the screens
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To return to the previous screen ...... RETURN button
F1 F2 F3 F4
Main menu:
Cursor
Select:
English
Deutsch
Italiano
Svenska
Français
Español
Português
Русский
English
Deutsch
Italiano
Svenska
Changes saved
Français
Español
Português
Русский
Language selection
Language selection
Cursor

9
Filter information
Lossnay 12:00 Sun
Fan Mode
Auto
will appear on the Main display when it is time to clean
the filter.
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)RUGHWDLOVRQKRZWRFOHDQVHHSDJHVDQG
7RXVHWKHIXQFWLRQFKDQJHWKH,QLWLDOVHWWLQJDFFRUGLQJWR
WKH,QVWDOODWLRQ0DQXDOIRU9/&=*9(%
F1 F2 F3 F4
Main
Main display:
Cursor Page
Main menu
Timer
Weekly timer
Restriction
Filter information
Error information
1/2 6HOHFW³)LOWHULQIRUPDWLRQ´IURPWKH0DLQPHQXDQGSUHVV
WKH6(/(&7EXWWRQ
F1 F2 F3 F4
Main menu:
Filter information
Reset
Filter
Please clean the parts above.
Then press reset button.
Press the F4 button to reset cleaning sign.
6HOHFW³2.´ZLWKWKH) button.
A confirmation screen will appear.
F1 F2 F3 F4
Filter information
OK
Cancel
Reset cleaning sign?
Filter
Filter information
Cleaning sign reset
Main menu:
5. How to Use (continued)
Ŷ0DLQWHQDQFH
2
3
4
1
Button operation

10
5. How to Use (continued)
Ŷ7URXEOHVKRRWLQJ
Ŷ $IWHU6DOHV6HUYLFH
After-sales servicing of the remote controller unit should be ordered from the dealer from where this product was purchased.
Ŷ0DLQWHQDQFH
Ŷ7LPHU:HHNO\WLPHU
When an error occurs, the following screen will appear.
Check the error status, stop the operation, and consult your dealer.
F1 F2 F3 F4
Error information
Error code 5101
Error unit LC(Lossnay)
Model name VL-220CZGV-EB
Serial No. 01234567
ResetPage
Error information
Contact information
Dealer
Tel [phone]
ResetPage
Reset error:Reset button
Reset error: Reset button
1/2
2/2
(UURUFRGHHUURUXQLWXQLWPRGHOQDPHDQGVHULDOQXPEHU
will appear.
The model name and serial number will appear only if the
information have been registered.
Press the F1 or F2 button to go to the next page.
Contact information (dealer's phone number) will appear if
the information have been registered.
EOLQNV
Error information
Care of the remote controller
7RUHPRYHGLUWIURPWKHUHPRWHFRQWUROOHU¶VGLVSOD\ZLQGRZZLSHZLWKDFORWKWRZKLFKGHWHUJHQWKDVEHHQDSSOLHGDQGWKHQ
wipe with a dry cloth to remove any remaining detergent.
Do not use the following solvents. (They will change the quality and the color.)
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7KHVHWWLQJVIRU7LPHUDQG:HHNO\WLPHURSHUDWLRQFDQEHPDGHIURPWKHUHPRWHFRQWUROOHU
3UHVVWKH0(18EXWWRQWRJRWRWKH0DLQPHQXDQGPRYHWKHFXUVRUWRWKHGHVLUHGVHWWLQJZLWKEXWWRQ)RU)5HIHU
WRWKH,QVWUXFWLRQ%RRNRIWKHUHPRWHFRQWUROOHUIRUIXUWKHULQIRUPDWLRQ
F1 F2 F3 F4
Main
Main display:
Cursor Page
Main menu 1/2
Timer
Weekly timer
Restriction
Filter information
Error information
Timer
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2SHUDWLRQ2Q2IIWLPHVFDQEHVHWLQPLQXWHLQFUHPHQWV
$XWR2IIWLPHU
Auto-Off time can be set to a value from 30 to 240 in
10-minute increments.
Weekly timer
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Up to eight operation patterns can be set for each day.
F1 F2 F3 F4
Main
Main display:
Cursor Page
Main menu 1/2
Timer
Weekly timer
Restriction
Filter information
Error information

11
5. How to Use (continued)
When using PZ-43SMF-E
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System example Operation
Operate the product by the
remote controller.
Ŷ &RPSRQHQW1DPHV
/RVVQD\
Power supply
Remote controller
(System components)
D
H
I
C
B
E
F
G
J
L
M
A
K
AVentilation mode
Displayed the ventilation mode status.
Heat exchange
By-pass
Automatic (
+($7(;%<3$66 )
or
* The mode appears only when the optional motorized
damper (P-133DUE-E) is used.
BPower Display
'LVSOD\HGZKLOHWKH/RVVQD\UHPRWHFRQWUROOHULVSRZHUHG
on.
C[TIMER] Display
Displayed on-timer or off-timer duration.
D[NOT AVAILABLE] Display
:KHQDEXWWRQLVSUHVVHGIRUDIXQFWLRQZKLFKWKH/RVVQD\
XQLWFDQQRWSHUIRUPWKLVGLVSOD\ÀDVKHVFRQFXUUHQWO\ZLWK
the display of the function.
EFan speed Display
Displayed the selected fan speed.
F[CHECK] Display
Displayed together with the malfunctioning unit (3 digits)
and an error code (4 digits).
G[FILTER] Display
Displayed when the accumulated operating time reaches at
WKHWLPHVHWIRU¿OWHUPDLQWHQDQFH
H[Ventilation mode] Button
8VHGWRVHOHFWWKHYHQWLODWLRQPRGHDPRQJKHDWH[FKDQJH
by-pass or automatic.
* The mode can be switched only when the optional
motorized damper (P-133DUE-E) is used.
I[TIMER] Button
Increasing 0:30 by pressing it once.
.HHSSUHVVLQJWKHEXWWRQIRUIDVWIRUZDUGLQJ
J[ON/OFF] Button
Switch for start and stop.
KOperation lamp
On during operation. Flashes when a malfunction occurs.
L[Fan Speed] Button
8VHGWRVHOHFWWKHIDQVSHHGHLWKHU³/RZ´RU³+LJK´
  /RZ +LJK
Note:
If this button is pressed when trying to switch the fan
VSHHGRID/RVVQD\XQLWZKLFKLVQRWHTXLSSHGZLWKWKH
IDQVSHHGDGMXVWPHQWWKHIDQVSHHGGLVSOD\DQG127
$9$,/$%/(GLVSOD\ÀDVKDQGWKHXQLWVIDQVSHHGGRHV
not change.
M[FILTER] Button
3UHVVWZLFHWRUHVHWWKH¿OWHUVLJQGLVSOD\
Note:
- When power is restored after an outage or when the
FRUUHVSRQGLQJFLUFXLWEUHDNHURQWKHSRZHUERDUGLVUHVHWDOO
models will return to the condition before the supply of power
was interrupted.
- :KHQWKHEDFNOLJKWLVRIISUHVVLQJDQ\EXWWRQWXUQVWKHEDFNOLJKW
RQDQGGRHVQRWSHUIRUPLWVIXQFWLRQH[FHSW³212))´EXWWRQ

12
Ŷ 0RGHRI8VH
Independent operation of the Lossnay unit:
Operation Relevant button Relevant display items Sequence
6WDUWLQJWKH/RVVQD\XQLW 3UHVVWKH³212))´EXWWRQDQGFKHFNWKDWWKHRSHUDWLRQODPS
turns on.
Setting the Ventilation mode
* The mode can be
switched only when the
optional motorized damper
(P-133DUE-E) is used.
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the corresponding display will change in accordance with the
sequence [HEAT EX.] (non-automatic) -->>%<3$66@QRQ
automatic) -->[AUTO].
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current mode after three seconds have passed.
Selecting the fan speed 3UHVVWKH³)DQ6SHHG´EXWWRQWRVHOHFWHLWKHU/RZRU+LJKIDQVSHHG
6WRSSLQJWKH/RVVQD\XQLW
Operation lamp
3UHVVWKH³212))´EXWWRQ
DQGFKHFNWKHRSHUDWLRQODPSWXUQVRII
Ŷ 0DLQWHQDQFH
Relevant button Relevant display items Sequence
Filter reset
(Clear of the total operation
time) Double pressing
Press the “FILTER” button twice quickly, then “FILTER”
indication will be disappeared.
&OHDQLQJRIWKH/RVVQD\XQLWV
¿OWHU )RUGHWDLOVRQKRZWRFOHDQVHHSDJHVDQG
Care of the remote controller
7RUHPRYHGLUWIURPWKHUHPRWHFRQWUROOHUVGLVSOD\ZLQGRZZLSHZLWKDFORWKWRZKLFKGHWHUJHQWKDVEHHQ
DSSOLHGDQGWKHQZLSHZLWKDGU\FORWKWRUHPRYHDQ\UHPDLQLQJGHWHUJHQW
Do not use the following solvents. (They will change the quality and the color.)
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Ŷ $IWHU6DOHV6HUYLFH
Ŷ,IDQ\RIWKHIROORZLQJLQVSHFWLRQQXPEHUVVKRXOGEHGLVSOD\HGRQWKHUHPRWHFRQWUROOHUSOHDVHFRQWDFW\RXUGHDOHUIURP
where the product was purchased for more information.

Ŷ$IWHUVDOHVVHUYLFLQJRIWKHUHPRWHFRQWUROOHUXQLWVKRXOGEHRUGHUHGIURP\RXUGHDOHUIURPZKHUHWKHSURGXFWZDV
purchased.
5. How to Use (continued)

13
To keep the Lossnay functions in good condition
IRU D ORQJ WLPH FOHDQ GLUW RU GXVW IURP WKH ¿OWHUV
periodically (at least once every six month or more
frequently depending on the operating environment).
Clean dirt or dust in the Drain pan (supply air side)
periodically (at least once every six month or more
frequently depending on the operating environment).
WARNING
Be sure to turn off the remote controller and the circuit
breaker on the power board before cleaning and
maintenance.
)DLOXUHWRKHHGWKLVZDUQLQJPD\UHVXOWLQHOHFWULFVKRFNRU
injury.
CAUTION
Wear gloves during cleaning and maintenance.
Failure to wear gloves may result in injury.
During cleaning and maintenance, do not climb on an
unstable stand.
Injury may result if you tumble down.
Securely install parts after cleaning and maintenance.
Injury could result if parts fall.
How to remove parts
5HPRYLQJWKH¿OWHU
6HWWKH212))EXWWRQRQWKHUHPRWHFRQWUROOHUWR
2))
7XUQWKHWKUHHVXSSO\DLU¿OWHU¿[LQJNQREVWRXQORFNWKH
NQREV
*HQWO\GUDZRXWWKHVXSSO\DLU¿OWHUFDVH
6XSSO\DLU¿OWHU¿[LQJ
NQRE
6XSSO\DLU¿OWHU
case
6. Maintenance
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NQREV
*HQWO\GUDZRXWWKHH[KDXVWDLU¿OWHUFDVH
Note:
 'LUWRUGXVWPD\IDOOZKHQWKHDLU¿OWHUFDVHVDUH
UHPRYHG$OVRGHZFRQGHQVDWLRQZDWHUVRPHWLPHV
builds up in some operating environments. Remove
WKHDLU¿OWHUFDVHVJHQWO\E\VXSSRUWLQJWKHPZLWKERWK
KDQGVVRWKDWWKH\DUHQRWWLOWHGZKLOHWDNLQJFDUHQRWWR
spill or be splashed with dew condensation water.
5HPRYHWKHDLU¿OWHUVIURPWKHVXSSO\DLU¿OWHUFDVH
DQGWKHH[KDXVWDLU¿OWHUFDVH
6XSSO\DLU¿OWHUVKHHWV
([KDXVWDLU¿OWHUVKHHWV
([KDXVWDLU¿OWHU¿[LQJ
NQRE
([KDXVWDLU¿OWHU
case
([KDXVWDLU¿OWHU
([KDXVWDLU¿OWHUFDVH
6XSSO\DLU¿OWHU
6XSSO\DLU¿OWHUFDVH

14
+RZWRFOHDQWKHVXSSO\DLU¿OWHUVDQGH[KDXVW
DLU¿OWHUV
Clean at least once every 6 months.
Either lightly tap with your hand or wipe off dust with a
vacuum cleaner.
,IWKH¿OWHULVKHDYLO\VRLOHGSUHVVDQGZDVKWKH¿OWHUZLWK
FROGRUZDUPZDWHU&RUOHVVDQGWKHQOHWWKHPGU\
VXI¿FLHQWO\
Note:
 :KHQD¿OWHULVGDPDJHGRULWKDVEHHQZDVKHGZLWK
ZDWHUDERXWIRXUWLPHVUHSODFHZLWKWKH6WDQGDUG
Replacement Filter (P-220F-E) (sold separately).
 $IWHUUHSODFLQJWKH¿OWHUVGLVSRVHRIWKHXVHGVXSSO\
DLU¿OWHUVDQGH[KDXVWDLU¿OWHUVIRULQDFFRUGDQFHZLWK
disposal methods designated in the region where you
live.
6XSSO\DLU¿OWHUVDQGH[KDXVWDLU¿OWHUVDUHPDGHRI3(7
DQGDFU\OLF¿EHUV
Note:
8VHWKH¿OWHUVEHORZVROGVHSDUDWHO\WRVXLW\RXUVSHFL¿F
application.
Type Model Approximate
6HUYLFH/LIH Notes
+LJK(I¿FLHQF\
Supply Air Filter
(contains 2
sheets)
P-220SHF-E
1 year
(replacement)
Cannot be cleaned
Can be replaced with
VXSSO\DLU¿OWHU0
FODVV(1
Medium
(I¿FLHQF\
Exhaust Air Filter
(contains 2
sheets)
P-220EMF-E
2 years
(replacement)
Clean approximately
once every 6 months
Can be replaced with
H[KDXVWDLU¿OWHU*
FODVV(1
Standard
Replacement
Filter (contains 2
sheets)
P-220F-E
5HSODFHZKHQEURNHQ
Can be washed
with water and re-
used 4 times
Can be replaced with
VXSSO\DLU¿OWHUDQG
H[KDXVWDLU¿OWHU*
FODVV(1
+RZWRUHSODFH¿OWHUVVROGVHSDUDWHO\
5HPRYHWKHVXSSO\DLU¿OWHUVRUH[KDXVWDLU¿OWHUVDQGLQVWDOO
QHZ¿OWHUVVROGVHSDUDWHO\
Note:
 %HVXUHWRLQVWDOO¿OWHUVLQWKH¿OWHUFDVHEHIRUHLQVWDOOLQJ
WKH¿OWHUFDVHRQWKH/RVVQD\XQLW
 'RQRWPL[XSVXSSO\DLU¿OWHUVDQGH[KDXVWDLU¿OWHUV
6. Maintenance (continued)
How to clean drain pan (supply air side)
Clean the drain pan (supply air side) with a vacuum cleaner if
\RXDUHZRUULHGDERXWGLUWRUGXVWVWLFNLQJWRWKHSDQ
Note:
 %HIRUHFOHDQLQJWKHGUDLQSDQVXSSO\DLUVLGHPDNH
sure that no dew condensation water on the drain pan.
Assembling and checking after cleaning and
maintenance
CAUTION
Securely install parts after cleaning and maintenance.
Injury could result if parts fall.
,QVWDOOWKH¿OWHURQWKH¿OWHUFDVHE\IROORZLQJWKH
disassembly procedure in reverse.
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case.
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7XUQWKHWKUHHVXSSO\DLU¿OWHU¿[LQJNQREVWRVHFXUHWKH
NQREVWRWKH/RVVQD\XQLW
,QVWDOOWKHH[KDXVWDLU¿OWHUFDVHWRWKH/RVVQD\XQLW
7XUQWKHWZRH[KDXVWDLU¿OWHU¿[LQJNQREVWRVHFXUHWKH
NQREVWRWKH/RVVQD\XQLW
:KHQ\RXKDYH¿QLVKHGDVVHPEOLQJWKH/RVVQD\XQLW
SUHVVWKH212))EXWWRQRQWKHUHPRWHFRQWUROOHUWRFKHFN
the following:
 &KHFNIRUHPLVVLRQRIDEQRUPDOQRLVH
 &KHFNIRUQRUPDODLUÀRZ
 &KHFNIRUDLUOHDNDJHIURPWKHLQVWDOODWLRQVHFWLRQRIWKH
VXSSO\DLU¿OWHUFDVHRUH[KDXVWDLU¿OWHUFDVH
5HVHWWKH¿OWHUFOHDQLQJVLJQ
 )RUGHWDLOVRQKRZWRUHVHWWKH¿OWHUFOHDQLQJVLJQVHH
page 9 or page 12.
Note:
 ,QVRPHRSHUDWLQJHQYLURQPHQWVGHZFRQGHQVDWLRQ
ZDWHURUVQRZPLVWZDWHUGURSOHWVPD\DGKHUHWR
WKH¿OWHUV7KLVKRZHYHULVQRWDSUREOHPLQSURGXFW
performance or quality.
 'RQRWIRUJHWWRLQVWDOOWKH¿OWHUVLQVLGHWKH/RVVQD\
unit. (Doing so results in dirt clogging the surface of the
/RVVQD\FRUHRUDGURSLQIDQVSHHG
 8VH¿OWHUVVROGVHSDUDWHO\WRVXLW\RXUVSHFL¿F
application if you are worried about small insects getting
inside or small dirt or dust particles.
Drain pan
(supply air side)

15
7. Troubleshooting
Take the following actions if trouble shown in the table below occurs. If trouble is not corrected even after
taking the required action, or if trouble other than that indicated in the following table occurs, turn OFF the
circuit breaker on the power board, and then contact your dealer or an electrical contractor.
Symptom Cause Action
No operation 3RZHULVQRWVXSSOLHGWRWKH/RVVQD\XQLW &KHFNWKHFLUFXLWEUHDNHURQWKHSRZHUERDUG
7KH212))EXWWRQRQWKHUHPRWHFRQWUROOHULVQRW
21
3UHVVWKH212))EXWWRQRQWKHUHPRWHFRQWUROOHUWR
turn on.
Operating noise has
increased
7KH¿OWHULVQRWLQVWDOOHGVHFXUHO\ 5HLQVWDOOWKH¿OWHUVHHSDJH
7KH¿OWHULVFORJJHG &OHDQWKH¿OWHUVHHSDJHVDQG
7KHRXWGRRUKRRGLVEORFNHG Remove obstacles.
$LUÀRZKDVUHGXFHG 7KH¿OWHULVFORJJHG &OHDQWKH¿OWHUVHHSDJHVDQG
Burbling noise from product 'HZFRQGHQVDWLRQZDWHULQWKHGUDLQSLSHVLVVXFNHG
LQWRWKHZLQGWDNHQLQE\WKHYHQWLODWLRQXQLWEXWLVQRW
being discharged.
Change the ventilation unit mode to low operation. This
PDNHVLWHDVLHUIRUGHZFRQGHQVDWLRQZDWHULQWKHGUDLQ
SLSHVWREHGLVFKDUJHGDQGZLOOHOLPLQDWHWKHNQRFNLQJ
noise.
1RLVHÀXFWXDWHV Noise sometimes gets louder because of the
LQÀXHQFHRIRXWVLGHZLQG7KLVLVQRWDPDOIXQFWLRQ
,I\RXDUHZRUULHGDERXWVRXQGÀXFWXDWLRQFRQWDFW\RXU
dealer or an electrical contractor.
Dew condensation water in
WKH¿OWHUFDVH
Dew condensation water sometimes builds up in
some operating environments.
It is not a malfunction.
The volume of the operating
noise is different in different
rooms
7KHYROXPHRIWKHQRLVHVRPHWLPHVGLIIHUVIRU
H[DPSOHEHFDXVHRIWKHOHQJWKRIWKHSLSLQJWRHDFK
room.
It is not a malfunction.
Sometimes air stops being
EORZQRXWRIWKH/RVVQD\XQLW
The unit is operating in the supply air intermittent
mode.
It is not a malfunction.
6HH$XWRPDWLFVXSSO\DLUVWRSIXQFWLRQ$XWRPDWLF
VXSSO\DLULQWHUPLWWHQWRSHUDWLRQIXQFWLRQVHHEHORZ
6XSSO\DLUÀRZLVFROG The outdoor air temperature is low. It is not a malfunction.
Supply air sometimes is cooled be the outside air.
Automatic supply air stop function/Automatic supply air intermittent operation function
To prevent dew condensation forming on the Lossnay core and water droplets from adhering to the
product when there is a drop in the temperature of the outside air, operation of the supply air fan is
controlled to approximately the following temperatures.
Supply air stop mode
(continuous supply air stopped)
Supply air intermittent operation
(24-minute operation followed by
a 6-minute stop)
Continuous operation
Outdoor air temperature -5°C
or lower
-5°C or more from outdoor air
temperature of 0°C
Outdoor air temperature 0°C or
higher
Note:
- The exhaust fan runs continuously regardless of outdoor air temperature.
 (YHQZKLOHWKHVXSSO\DLUIDQKDVVWRSSHGWKH/RVVQD\XQLWVRPHWLPHVRSHUDWHVSHULRGLFDOO\WRPHDVXUHWKHRXWGRRUDLU
temperature.

16
9. After-Sales Service
Consult with your dealer about the after-sales services
SURYLGHGIRU/RVVQD\
 ,I\RXKHDUVWUDQJHVRXQGVLIQRDLULVEORZQRXWRULIVRPHRWKHU
WURXEOHRFFXUVWXUQRIIWKHSRZHUDQGFRQWDFW\RXUGHDOHU&RQVXOW
ZLWK\RXUGHDOHUFRQFHUQLQJWKHFRVWRILQVSHFWLRQRUUHSDLUZRUN
Ŷ5HWHQWLRQSHULRGRIIXQFWLRQDOUHSDLUSDUWV
We will retain the functional repair parts for six years after terminating production of the product.
The functional repair part means a part which is necessary to maintain the function of the product.
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$IWHUVHYHUDO\HDUVRIXVHWKHIROORZLQJPLJKWRFFXU:HUHFRPPHQGLQVSHFWLRQDQGPDLQWHQDQFHE\DSURIHVVLRQDO
:DWHUOHDNDJHGXHWRFORJJLQJRIGUDLQKRVH
(QWU\RIGXVWGXHWRGHWHULRUDWLRQRI¿OWHUV
- Abnormal noise or vibration due to the motor reaching the end of its service life
$LUOHDNDJHGXHWRWKHKHDWH[FKDQJHU/RVVQD\FRUHUHDFKLQJWKHHQGRILWVVHUYLFHOLIH
The following are consumables:
- Motor
6XSSO\DLU¿OWHU
([KDXVWDLU¿OWHU
/RVVQD\FRUH
Ŷ5HSDLUFRVWVLQFOXGHWHFKQLFDOIHHFRVWRISDUWVDQGEXVLQHVVWULSFKDUJHVHWF
Manufactured by:
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Ventilation mode Heat recovery mode
Fan speed Fan speed 4 Fan speed 3 Fan speed 2 Fan speed 1
Input power (W) 80 35 18.5 8.5
Air volume (m3K 230 165 120 65
/V 64 46 33 18
External static pressure (Pa) 164 84 44 13
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Noise (dB) (Measured at 1.5 m under the
centre an anechoic chamber) 31 25 19 14
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