Installation Method; Hanging The Lossnay Unit - Mitsubishi Electric LGH-50RVS-E Installation Instructions Manual

4. Installation method

4.1 Hanging the Lossnay unit

4.1.1 Attaching the duct connecting flanges
Use the supplied screws (size:4x8) to secure the duct connecting
flanges to the Lossnay unit.
CAUTION
• Before attaching the duct connecting flanges, check that no
foreign matter (scraps of paper, vinyl, etc.) has found inside
the unit.
• Attach the duct connecting flanges for all position.
• Always use the accessory screws.
4.1.2 Turn the unit upside over from its
packaged position.
The top of Lossnay at packaged position is the bottom of the
installed position.
When opening the package for installation, turn the unit upside
down before hanging.
Always up the control box side , then turn the unit over.
Drain port
Control box side
CAUTION
• Put the pallet under the unit during lifting the unit up by a lifter.
If the unit is directly put on the lifter, the bottom casing may
deform because of the screw tip.
• When lift up the unit by human hand, put hands on the corner
of the bottom surface.
If the center of the bottom surface is supported, it may cause
deforming.
Duct connecting flange
(Accessory parts)
Mounting screw (size:4x8)
(Accessory parts)
Pallet
4.1.3 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
[When using (customer-prepared) vibration isolation rubber]
When using (customer-prepared) vibration isolation rubber, there is
a possibility of causing a decrease in strength, so we recommend
the following type of construction.
Anchor bolt (M10 or M12)
Nut
Washer
Vibration isolation rubber
Nut
4.1.4 Mounting the 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.
Anchor bolt
Washer Nut
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.)
Eng-7
CAUTION
USE TWO NUTS
CAUTION
USE TWO NUTS
Ceiling suspension fixture