Table of Contents
Advertisement
MULTI/SINGLE
8. Installation
CAUTION
– The supplied flexible drain hose should not be curved, neither screwed. The curved or screwed hose may
cause a leakage of water.
– It is need to insulate the auxiliary drain hose with thermal insulation material.
8.4.5 Ground drain piping
•
It is standard work practice to make connections to the main pipe from above. The pipe down from the
combination should be as large as possible.
•
The pipe work should be kept as short as possible and the number of indoor units per group kept to a minimum.
•
Face the vent pipe opening facing downward to keep foreign matter from penetrating the system.
39
Indoor unit
Face piping
downward
Ceiling concealed duct - Middle static pressure
Face the vent pipe opening facing downward to
keep foreign matter from penetrating the system
Vent pipe
Advertisement
Table of Contents
