Mitsubishi Electric VL-250CZPVU-R-E User manual

■ This product is for residential use.
■ This RC COVER is used to cover the space when the remote controller is removed from the Lossnay unit. Do not use this product for
any other purpose. Doing so may cause malfunction.
■ Proper installation is necessary for the product to perform at full potential and to ensure safety. Before installation, be sure to read
this manual.
■ Make sure to use accessory parts/designated parts for the installation parts. Using parts other than our designated parts may cause
malfunction.
■ Installation must be performed by dealers and electrical contractors. Incorrect installation can lead to malfunctions and accidents.
Installation by the customer can lead to malfunctions and accidents.
■ Electrical work must be done by a qualied and licensed electrician employed by the dealer or contractor.
After completing the installation, make sure to give this manual to the customer.
LOSSNAY HEAT RECOVERY VENTILATOR SYSTEM COMPONENT
RC COVER
MODEL
P-RCC-E
Installation Manual For use by dealers/contractors
Applicable models
VL-250CZPVU-R-E / VL-250CZPVU-L-E
VL-350CZPVU-R-E / VL-350CZPVU-L-E
2011876H53301
1. Safety precautions
Hazards created by mishandling and their severity are indicated by the following markers.
WARNING This applies to mishandling or misoperation of the product which may lead to a fatal or
serious injury.
Prohibited
Do not installation the product in
excessively hot areas, near open ames, in
areas prone to oily smoke, or where it could
come in contact with organic solvents.
Fire could result.
Follow
instructions
Use designated electric wires and connect them securely so they do
not come out.
Poor connections could result in re.
Make sure to turn the unit power before installation.
During electrical work, make sure to turn o󰀨 the circuit breaker.
Electric shock or injury could result.
Be sure to shut o󰀨 the circuit breaker if the Lossnay will not be used
for a long period after installation.
Electric shock from deteriorated insulation or re from a short circuit could
result.
Electrical work must be done by an electrical contractor (a licensed
electrician in accordance with the technical standards of the equipment
and internal wiring provisions to ensure safety.
Poor connection or improper electric work may result in electric shock and/
or re.
Do not expose
to water
Do not let the remote controller get wet.
Short circuit or electric shock could result.
Do not disassemble
Do not disassemble the product more than
necessary or modify it.
Fire, electric shock or injury could result.
Do not install
in bathroom
Do not install the remote controller in a
bathroom or other highly humid location.
Electric shock or short circuit could result.
CAUTION This applies to mishandling or misoperation of the product, which will lead to an injury or
damage to your home, household e󰀨ects, etc.
Follow
instructions
Wear gloves during installation.
Injury could result.
Securely install parts so that there are no
twists and deformations.
Injury could result if the product falls.
Do not give impact by dropping/throwing
the product during installation.
Air/water leakage could result due to damage
inside the product structure.
Securely install parts.
Injury could result if the product falls.
Do not inspect, install or remove the
product and parts under unstable
conditions.
Injury could result from falling over.
Follow
instructions
Select a su󰀩ciently strong location and install the remoter controller securely.
Injury could result if the product falls.
Make sure to use accessory parts/designated parts for the installation parts.
Using parts other than our designated parts could result in malfunctions and
accidents.
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.)

2
2. Outside dimensions
3. Field-supplied parts/Required tools
Unit: mm
Accessories
Wood screw (4.1 X 16): 2 Roundhead cross slot screw
(M4 X 30): 2
Cable with noise lter: 1
(Cable length outside the prod-
uct: Approximately 820 mm)
Terminal protective cap: 1
120
20.5
19
19.6
18.4
40
63.2
120
20.2
7
(1) Field-supplied parts
The following parts are eld-supplied parts.
Parts name Notes
Double switch box
Not required for direct wall installationThin metal conduit
Lock nut and bushing
Cable cover Required for routing remote controller cable along a wall.
Putty
Molly anchor
Remote controller cable
(Use a 0.3 mm² (AWG22) 2-core sheathed cable.) Total wiring length is up to 200 m.
(2) Field-supplied tools
- Flat-tip screwdriver (Width: 4-7 mm (5/32-9/32 inch))
- Knife or Nipper
- Miscellaneous tools
4. Selecting an installation site
This remote controller is for the wall installation. It can be installed either in the switch box or directly on the wall. When performing
direct wall installation, wires can be thread through either back or top of the remote controller.
(1) Selecting an installation site
To prevent injury, install the controller on a at surface strong enough to support its weight.
Important
To reduce the risk of shorting, current leakage, electric shock,
malfunctions, smoke, or re, do not install the controller in a
place exposed to water or in a condensing environment.
To avoid deformation and malfunction, do not install the remote
controller in direct sunlight or where the ambient temperature
may exceed 40ºC (104ºF) or drop below 0ºC (32ºF).
To reduce the risk of malfunctions and damage to the controller,
avoid installing the remote controller on an electrically
conductive surface, such as an unpainted metal sheet.
(2) Installation space
Leave a space around the remote controller as shown in the gure at right,
regardless of whether the controller is installed in the switch box or directly
on the wall. Removing the remote controller will not be easy with insu󰀩cient
space. Also, leave an operating space in front of the remote controller.
30
(1-3/16)
30
(1-3/16)
30 (1-3/16)
120 (4-3/4)
120 (4-3/4)
120 (4-3/4)
External dimensions of remote
controller
Minimum required space
around the remote
controller
Unit: mm (inch)

3
Remove the front casing.
1) Remove the lter cover and the lter case towards your side
(three locations).
2) Remove the screws from the front casing (VL-350: four
locations, VL-250: two locations).
Remove the front casing.
Removing the remote controller.
1) Remove the front cover of the remote controller.
Insert a at-tip screwdriver (blade width: 5 mm) into the
latches at the bottom of the remote controller, and move it in
the direction of the arrow as shown. Remove the front cover
by pulling it towards you as the latches will be unhooked.
Note:
- Do not insert the at head screwdriver forcefully. (Damage
on the circuit board could result.)
- Do not turn the at head screwdriver forcefully while it is
inserted into the latch. (Damage on the case could result.)
2) Remove the remote controller from the unit.
1 Remove the screws attaching the bottom case and the
unit (two locations).
2 Remove the connector of the terminal cable from the
connector of the lead wire on the unit side.
- Leave the removed connector of the lead wire on the
unit side.
3 Remove the remote controller from the unit.
Filter cover
Filter case
Screw
Screw
（VL-350 only）
Front casing
Front casing
Front cover
Bottom case
Terminal cable
①Screw
2 Connector
Lead wire on the unit side
5. Installation method *The illustrations show VL-350CZPVU-R-E.
Reassembly and checks after installation
CAUTION
Securely install parts.
Injuries could result if the unit falls.
1. Attach the front case.
2. Attach the lter case and the lter cover on the unit.
Attach the RC COVER.
1) Remove the two screws from the base plate.
2） Attach the RC COVER with the screws removed in 1).
Base plate
Screw
RC COVER
Screw
Install the cable with noise lter.
1) Remove the two screws from the control box and pull it out.
Remove the insulating sheet from the control box.
2) Detach the connectors of the TM4 cable and the lead wire on
the unit side. Attach the accessory terminal protective cap on
the connector of the lead wire on the unit side.
3) Connect the connector of the accessory cable with noise lter
to the TM4 cable.
Control box
Screw
Insulating sheet
Connector
Terminal protective capLead wire on the unit side
TM4 cable TM4 cable
Cable with noise lter
TM4 cable
OPEN

5. Installation method (Continued)
Install the remote controller.
1） Loosen the two screws from the terminal block and remove
the terminal cable from the bottom case.
2） Connect the remote controller cable (eld supplied) to the
terminal block on the bottom case.
Peel o󰀨 6 mm of the remote controller cable sheath as shown
in the gure below, and thread the cable from behind the
bottom case. Thread the cable to the front of the bottom case
so that the peeled part of the cable cannot be seen behind
the bottom case. Connect the remote controller cable to the
terminal block on the bottom case.
Terminal block
Terminal cable
Screw
4) Store the cable with noise lter along with the side face of the
control box as shown and pass the cable through the code bush.
Note:
- Do not pass the cable with noise lter through bushes other
than the bush shown below.
- Place the noise lter in the gap with the circuit board of the
controller box.
- Pull out the cable with noise lter until the packing touches
the bush.
5) Install the insulating sheet on the control box.
Insert the control box to the unit, attach two screws. (Don't
forget to place the insulating sheet)
Bind the cable with noise lter with a cable strap (supplied
with the unit) and attach it under the unit. (It is recommended
to install it with exibility so that it will not be loaded from the
outside.)
Packing
Control box
Noise lter
Bush
Cable with noise lter
Insert the cutting
Bush
Control box
Screw Cable strap
3） Install the bottom case.
- Thread the cable through the groove.
- Secure at least two corners of the remote controller with
screws.
- Be sure to secure top-left and bottom-right corners of the
remote controller (viewed from the front) to prevent it from
lifting.(Use molly anchor etc.).
4) Cut out the cable access hole.
■
Direct wall installation (when running the cable along the wall)
- Cut out the thin-wall part on the cover
(indicated with the shaded area in the
right gure) with a knife or a nipper.
- Thread the cable from the groove
behind the bottom case through this
access hole.
5) Install the front cover on the bottom case.
Hook the two tabs onto the bottom case. Check that the front
cover is securely installed and not lifted.
■
Direct wall installation (when running the cable along the wall)
- Thread the cable through
the access hole at the top of
the remote controller.
- Seal the cut-out part of the
cover with putty.
- Use a cable cover.
6) Wire the cable with noise lter and the remote controller
cable.
10 (13/32)
6 (1/4)
Thread the sheath part
of the cable to the front.
Sheath
Front Back
Thread the cable.Unit: mm(in)
2-core wire must not
be seen on the back.
Connect the cable.
(non-polarized)
Connect the cable so that the
cable sheath is not pinched.
Wood screw for direct wall
installation or Roundhead
cross slot screw for switch
box installation
Remote controller cable
Refer to 2).
Thread the cable through
the groove.
No lifting
Wall
Thread the cable through the
top of the remote controller.
Use a cable cover.
Seal the gap with putty.
Manufactured by:
TOKYO BLDG. 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO, 100-8310 JAPAN