3. Install the duct.
Fasten the connecting parts of the ducts with band, and wrap with vinyl tape to ensure no air
leaks. (Carry out the work to ensure no air leakage at a pressure of 200 Pa.)
NOTE: Do not construct the duct in the manner of below.
• Extreme bends
• Highly repetitive bends
• Making the connecting duct diameters smaller
Completion figure
Band (locally purchased)
Vinyl tape (locally purchased)
Duct (locally purchased)
Indoor unit
Hanging band for duct
(locally purchased)
Fresh air intake kit
NOTE:
When wiring of the duct fan is required, refer to "External control output" on page 203.
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10-2. Fresh air intake kit for compact cassette type (UTZ-VXAA) 10. Optional parts installation
SYSTEM
DESIGN
SYSTEM
DESIGN