3
English
Standard installation examples
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.
2. Attaching the duct connecting flanges
Use the supplied screws to secure the duct connecting flanges to
the Lossnay unit.
Model
Distance
LGH-15 to 65 RX
5
1 m or more
LGH-80 and 100 RX
5
2.5 m or more
LGH- 150 and 200 RX
5
3 m or more
•
The parts can also be installed upside down.
Remove the maintenance cover, rotate the parts
by 180°, and re-install.
•
Duct length
Installation method
Anchor bolt (M10 or M12)
Nut
Washer
Nut
EA
(exhaust air outlet)
Inspection opening
(450x450 or 600x600 mm)
SA
(supply air)
Supply air grille
(not included)
Deep hood
(to prevent rain water
from seeping in)
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)
Duct
Anchor bolt (to be provided by user)
RA
(return air)
Return air grille
(not included)
OA
(outside air intake)
Lossnay unit
Anchor bolt
Ceiling suspension fixture
Duct connecting flange
(Accessory parts)
Mounting screw
(Accessory parts)
Mounting
screw
Duct connecting flange
(Accessory parts)
Models LGH-15 to 100 RX
5
Models LGH-150 and 200 RX
5
Lossnay unit
Return air grille
(not Included)
Maintenance space
Inspection opening
EA (exhaust air outlet)
OA (outside air intake)
Supply air grille
(not included)
* Except the 150 and 200 RX
5
.
Remote controller
(optional parts)
EA
(exhaust
air outlet)
OA
(outside
air intake)
* It can be installed by inverting the top and the bottom.
After installing the duct
connecting flange, remove
the maintenance cover.
Turn the cover by 180˚,
and then reinstall it.
Maintenance
space
Lossnay
unit
Inspection
opening
EA
(exhaust
air outlet)
OA
(outside
air intake)
EA
(exhaust
air outlet)
OA
(outside
air intake)
Lossnay unit
Electrically operated damper
(Protection against the intrusion of cold air while Lossnay is stopped in winter)
(To be provided by the customer)
•
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.
Washer
Nut
Models LGH-15 to 100 RX
5
Models LGH-150 and 200 RX
5
Ceiling suspension fixture
Anchor bolt
(M10 or M12)
Washer
Washer
Nut
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.
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)
