Mitsubishi Electric VL-100U-E User manual

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English
HOME USE LOSSNAY
TYPE
VL-100U-E
Operating Instructions
(For Customer)
Before using this Lossnay Ventilator, please read through these instructions. Keep these instruc-
tions in a safe place for future reference.
Do not install the unit yourself. (Safety and performance can not be guarnateed. in the case.)
Essential Safety Precautions
• Before proceeding with operation, please be sure to read “Essential
Safety Precautions” as it will tell you how to operate the product
properly and safely.
• The displays have the following significance.
This applies to mishandling or mis-
operation of the product which may
lead to a fatal or serious injury.
This applies to mishandling or mis-
operation of the product, which will lead
to an injury or damage to your home,
household effects, etc.
• The graphic symbols have the following signigicance.
Prohibited
Do NOT
disassemble.
Do NOT touch.
Use is prohibited
wherever water is
present.
You must follow the
instructions given.
Disconnect the
power plug.
WARNING
CAUTION
Contents Page
Before use
Using the unit
Maintenance/troubleshooting
Safety precautions . . . . . . . . . . 2
When using the unit . . . . . . . . . 3
Names of parts . . . . . . . . . . . . . 3
Operation . . . . . . . . . . . . . . . . . 3
Maintenance . . . . . . . . . . . . . . . 4
Troubleshooting . . . . . . . . . . . . 6
After-sales servicing . . . . . . . . 6
Specifications . . . . . . . . . . . . . . 6

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English
Safety Precautions
WARNING
• Do not turn the Lossnay’s switch ON or OFF if there is a flammable gas leak.
(Sparks from electric contacts may cause explosions.)
Open a window and ventilate the room.
• Do not attempt to disassemble or alter the unit.
(Fire, electric shock or injury may result.)
• Do not let the unit get wet. (Fire, electric shock may result.)
• Do not use the unit in a bathroom or other highly humid location.
(Fire or electric shock may result.)
• Use the unit at the rated voltage and within the control capacity range.
(Failure to do so may result in fire or electric shock.)
• Check there is no dust on the power plug. Insert the plug completely into the socket,
making sure it is not loose. (Failure to do so may result in fire or electric shock.)
• Make sure the outside air intake opening is positioned so that it will not take in combus-
tion gases or other exhaust. (If intake air is not fresh, oxgen may become depleted in the room.)
• Be sure to remove the power plug from the wall outlet when performing maintenance. Do
not insert or remove the power plug with wet hands.
(electric shock or injury may result)
• If you smell burning, or another malfunction occurs, turn the unit off and remove the
power plug. (Continuing operation may result in breakdown, electric shock or fire.)
CAUTION
• Do not place combustion equipment in the direct path of the air from the unit.
(Incomplete combustion may result in accidents.)
• Do not use the unit in excessively hot areas, areas of oily smoke, or near open flames.
(Fire may result)
• A fan rotates inside the unit during operation. Never stick anything inside the unit during
operation. (injury may result)
• Never attach the unit to the ceiling. (it can only be attached to a wall)
• If the power cord becomes damaged, request that your place of purchase repair it.
(Not having the cord repaired could result in electric shock.)
• Attach parts securely after maintenance. (Dropping parts could result in injury.)
• Check that the unit and outdoor weather covers are attached securely.
(Rainwater entering the unit could result in electric shock, fire or indoor items getting wet.)
• Never remove the power plug by pulling on the cord. Always grasp the plug itself.
(Failure to do so could result in electric shock or fire from a short-circuit.)
• Be sure to remove the power plug from the wall outlet when not using the unit for an
extended period. (Failure to do so could cause insulation deterioration, resulting in electric shock or fire
from a short-circuit.)

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English
When using the unit
Names of parts
Operation
• Do not place objects around the unit.
The air outlet or intake openings may be blocked or servicing of the Lossnay core may become impossible.
It may become impossible to remove the power plug from the wall outlet.
• Do not use aerosol sprays (such as insect sprays, hair sprays or cleansers) directly on the unit.
The panel may degenerate or become damaged.
• Do not obstruct the panel.
Sufficient ventilation may be impeded.
• Do not pull the cord diagonally.
The unit will not operate correctly.
• To prevent freezing or damage to the Lossnay Core, stop the unit if the outside temperature falls below
-10°C or the room’s humidity rises above 40%.
Shutter (prevents outside air
being blown in when unit is off)
Cord
Power plug
Main unit
Lossnay Core (Heat exchanger)
Air filter
Screw
Operation indicator
Panel
Open Close
Open
Close
Knob
Cord
Operation indicator Once Twice Three
times
HI operation LO operation
(Operation indicator lights.) Off (Operation indicator
goes out.)
1. Insert the power plug into the wall outlet.
2. Slide the shutter knob to the left (open) position. (The shutter
must be open for ventilation.)
3. Pull the cord.
●When the unit is not operating slide the shutter to the closed position if the weather is windy.
●You can open the shutter when the unit is off to use it as a natural ventilation.

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English
Maintenance
To maximize the life of Lossnay, clean off any accumulated dirt and dust on the air filter and Lossnay
Core at least once every six months.
■Be sure to stand on a stable surface when attaching or removing parts during maintenance.
WARNING
• Always remove the power plug from the wall
outlet before starting maintenance work.
Do not insert or remove the plug with wet
hands.
(electric shock or injury could result)
1
2
1. Pull the cord to turn off.
2. Make sure the fan has stopped turning.
3. Remove the power plug from the wall outlet.
Make sure the fan has stopped turning and then
remove the panel.
• Loosen the screw holding the panel, and pull the
panel forward to remove it.
Panel
3
Remove the Lossnay Core.
• Pull it forward to remove it.
Lossnay Core
4
Remove the air filter.
• Remove it from the catches on the Lossnay Core.
Cleaning: Use a vacuum cleaner to remove dust.
• You can also rinse it with
lukewarm water or wash it with a
neutral detergent solution.
Replacement: Replace the filter with the separately
sold parts (P-30F) when it has been
rinsed about five or six times. You will
need to trim the filter to a size of 346 x
115 (mm).
Air filter
Catches
Lossnay Core
Cleaning the outside air filter
Vacuum cleaner
Air filter
Can be rinsed
Note
• The filter may be damaged by rinsing it with hot water or scrubbing it.
• After rinsing, be sure to dry the filter.
• Do not forget to put the filter back.

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English
Cleaning the Lossnay Core
Cleaning the panel/main unit
Re-assembly and checking after maintenance
Lossnay Core
Do not use water
Use a vacuum cleaner to remove surface dirt
and dust.
• Apply the vacuum cleaner’s nozzle lightly to the
surface.
• Do not let water, chemicals or volatile solutions
come into contact with the Lossnay Core.
• Do not place the Lossnay Core close to a flame.
• Do not press wires, screwdrivers or vacuum
cleaners with hard nozzles into the surface.
Note
• If the panel or main unit becomes dirty, wipe it with a well-wrung cloth soaked in a solution of neutral detergent and
lukewarm water, then with a clean cloth to remove any traces of detergent.
• Use of the following substances may cause deterioration or discoloration: Paint thinner, alcohol, benzene, gasoline,
kerosene, sprays, alkaline detergents, or chemical cleansers.
Note
1Air filter/Lossnay Core
1. Attach the air filter to the Lossnay Core.
2. Push in the Lossnay Core with the air filter at the
bottom.
Lossnay Core
Air filter
2
Panel attachment/checking
1. Hang the panel at the top of the main unit, and hold
the bottom while pressing it in.
2. Tighten the loosened screw to secure the panel in
place.
3. Insert the power plug into the wall outlet.
• Be sure to insert the power plug after installing the
panel.
4. Check the following:
(1) Are the main unit and panel attached securely?
(2) Is the unit making a strange noise?
(3) Is air coming out of the unit normally?
(Be sure to check the unit while in operation.)
Rib
CAUTION
• After maintenance, re-attach parts secure-
ly.
(Falling parts may cause injuries.)
Note
Catch
Square hole
Main unit

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English
Troubleshooting
After-sales servicing
Specifications
Check the unit if any of the following problems occurs. If the problem is not listed below, or the prob-
lem persists after checking, contact your place of purchase being sure to first remove the power plug
from the wall outlet.
Contact your place of purchase for service of your Lossnay Ventilator.
Noise values may be higher than those listed depending on the structure of the room.
If the power cord becomes damaged, request that your place of purchase replace the cord to prevent
an accident from occurring.
Problem Cause Check the following
• Check the power plug.
• Check that a circuit breaker
Unit does not operate. No power to main unit. (fuse) has not tripped.
• Check a power failure has
not occurred.
Panel or filter is not attached Re-attach panel or filter.
securely.
Unit is making a strange noise. Filter is clogged. Clean filter.
Shutter is closed. Open shutter.
Less air than normal is coming Filter is clogged. Clean filter.
out of unit. Shutter is closed. Open shutter.
Supply Power line Power Air Temperature Noise Weight
Model voltage frequency Notch consumption volume exchange
(V) (Hz) (W) (m3/hr) efficiency (%) (dB) (kg)
VL-100U-E 220-240 50 HI 26 105 70 39
LO 23 65 77 29.5 6.5
220 60 HI 26 90 73 37
LO 21 50 80 26

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