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Standard Installation Examples; Installation Method - Mitsubishi Electric LGH-15RX5-E Installation Instructions Manual

Lossnay energy recovery ventilator.
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Standard installation examples

Duct length
Model
LGH-15 to 65 RX
5
LGH-80 and 100 RX
5
LGH- 150 and 200 RX
5
The parts can also be installed upside down.
Remove the maintenance cover, rotate the parts
by 180°, and re-install.
* It can be installed by inverting the top and the bottom.
Maintenance
After installing the duct
Inspection
space
connecting flange, remove
opening
the maintenance cover.
OA
Turn the cover by 180˚,
(outside
and then reinstall it.
air intake)
Lossnay
EA
unit
(exhaust
air outlet)
EA
(exhaust
air outlet)
OA
Electrically operated damper
(outside
(Protection against the intrusion of cold air while Lossnay is stopped in winter )
air intake)
(To be provided by the customer)
EA
(exhaust
Lossnay unit
air outlet)
OA
(outside
air intake)
In a region where there is risk of freezing in winter, it is recommended
to install an Electrically operated damper, or the like, in order to
prevent the intrusion of (cold) outdoor air while Lossnay is stopped.

Installation method

Installing the Lossnay unit
1. Preparing the anchor bolts
Mount the washers (outer diameter of >21 mm for M10, >24 mm for
M12) and nuts onto the pre-recessed anchor bolts (M10 or M12), as
shown in the figure below.
Anchor bolt (M10 or M12)
Nut
Washer
Nut
2. Attaching the duct connecting flanges
Use the supplied screws to secure the duct connecting flanges to
the Lossnay unit.
Models LGH-15 to 100 RX
5
Mounting
screw
Duct connecting flange
(Accessory parts)
Distance
1 m or more
2.5 m or more
EA (exhaust air outlet)
3 m or more
OA (outside air intake)
Downward gradient of duct:
1/30 or more (toward wall side)
and provision of distance in table
below (to prevent rain water from
seeping in)
Deep hood
(to prevent rain water
from seeping in)
Models LGH-150 and 200 RX
5
Mounting screw
(Accessory parts)
Duct connecting flange
(Accessory parts)
* Except the 150 and 200 RX
Lossnay unit
Duct
Lossnay unit
OA
Inspection opening
(outside air intake)
(450x450 or 600x600 mm)
EA
Remote controller
(exhaust air outlet)
(optional parts)
CAUTION
Before attaching the duct connecting flanges, check that no
foreign matter (scraps of paper, vinyl, etc.) has found its way
inside to Lossnay unit.
Attach the duct connecting flanges with the packing at the SA
and RA sides.
3. Mounting Lossnay unit
(1) Hang the ceiling suspension fixtures on the anchor bolts and
adjust in such a way that Lossnay unit is level.
(2) Tighten up securely using double nuts.
Models LGH-15 to 100 RX
Anchor bolt
Washer
Nut
Ceiling suspension fixture
CAUTION
• When suspending Lossnay unit from the ceiling, do not handle
it in such a way that force will be applied to the control box.
• Install the anchor bolts to ensure the product's weight or
earthquake load. (Correctly rated wire / chain may also be used)
.
5
Return air grille
(not Included)
Supply air grille
(not included)
Maintenance space
Inspection opening
Anchor bolt (to be provided by user)
SA
RA
(supply air)
(return air)
Supply air grille
Return air grille
(not included)
(not included)
5
Ceiling suspension fixture
Models LGH-150 and 200 RX
Anchor bolt
(M10 or M12)
Nut
Washer
Washer
5
3

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