18
Refrigerant Piping
•
Use the provided branch pipe kit to connect both sets
of refrigerant line connections.
•
Locate branch pipes no more than 32 feet from indoor
unit.
Figure 16. Piping for VHIA072 or 096 when V8MSBB01 is Greater Than 15 ft. (4.5 m) Away - VRA Heat Recovery
•
Piping between branch pipe and indoor unit: liquid line
= 3/8” and gas line = 5/8“.
•
Consult LVSS piping report diagram for all other piping
sizes.
Figure 17. Piping for VHIA072 or 096 when V8MSBB01 is Equal To or Less Than 15 ft. (4.5 m) Away - VRA Heat
Recovery
3/8”
5/8”
VHIA072/096
V8MBB01
V8MBB01 Piping and Wiring Connection to VHIA072 or 096
3/8”
5/8”
32’ maximum distance
between branch pipes and indoor unit
See piping report
for pipe sizes
Liquid branch pipe
(Provided with Mode
Selection Box)
Gas branch pipe
(Provided with Mode
Selection Box)
Liquid branch pipe
(Provided with VHIA unit)
Gas branch pipe
(Provided with VHIA unit)
VHIA072/096
V8MBB01
Top view of piping. Branch pipe kits MUST be installed level +/- 10°.
