Installation Manual
Eng-6
(2) Installation of duct connecting ange
1.
Install the duct connecting ange using attached mounting screws.
2. Fix the removed ange cover with the removed mounting
screws (4 pcs).
Mounting screw
(Accessory parts)
Duct connection ange
Ceiling suspension xture
4.2.2 When changing the direction of the out
door side duct (EA/OA) ···Except for
LGH-F940 and F1200RVX2-E
(1) Removal of ange cover
Unscrewing the ange cover mounting screws (4 pcs), remove the
ange cover.
Flange cover
Mounting screw
(for ange cover)
Ceiling suspension xture
4. Installation method (continued)
Names of components in control box
TM1
SW5
SW2
SW6
Grounding terminal
SW12
SW11
TM3
TB5
TM2
TM4
4.3 Electrical installation
With this product, the wiring installation method will vary according to
the design of the system.
Perform electrical installation to meet local electrical regulations.
* Always use double insulated PVC cable for the transmission cables.
* Wiring work must be performed by qualied professionals.
* All supply circuits must be disconnected before obtaining access to
the terminal devices.
CAUTION
• Do not pull out preconnected connectors unnecessarily
during installation.
• For LGH-F940 and F1200RVX2-E, thermistors are built only in
the lower unit. Lossnay unit controls its operation according
to the lower unit detecting temperature. Even when actual
return air temperature between the upper and the lower unit
is dierent, Lossnay operates according to the lower unit
temperature.
Do not carry out the following types of duct construction. (Doing so
could cause a drop in the air volume and generate abnormal noises.)
• Extremely
sharp bends
• Multiple bends • Bends right next
to the outlet
• Extreme reduction in
the diameter of the
connected ducts