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
NOTE: When wiring of the duct fan is required, refer to
10-2. Fresh air intake kit for compact cassette type (UTZ-VXAA)
Completion figure
Indoor unit
Fresh air intake kit
Band (locally purchased)
Vinyl tape (locally purchased)
Duct (locally purchased)
Hanging band for duct
(locally purchased)
"External control output"
- 208 -
on page 203.
10. Optional parts installation