Indoor Unit Installation - McQuay MDS030AR Applications Manual

Design & installation Guide For McQuay MDS Multi System
-70-
Balance pipe connection
Balance pipe must be installed. Balance pipe shall be connected through the hole of side
panel or base panel or the position with the other outdoor unit.
Balance pipe shall be installed horizontally and orderly, and shall be lower than the access
valve for balance pipe.
Protect the balance pipe carefully and avoid touching any other parts, especially need to
keep the pipe from touching the wall of hole.
Balance pipe connection with the unit is shown in below drawing.
Access valve for
balance pipe( 9.52)
Insulation and protection for connceting pipe
All connceting pipe shall be well insulated.
All piping shall be well protected to avoid any bumping, trampling and rubbing with the
surround when vibrating. Otherwise the piping may be damaged, and affect the unit
performance and safety, further more other safety problems may occur.
Side panel hole
Base panel hole