Hitachi YUTAKI S80 Series - Piping Connections

9. Refrigerant and water piping
TCGB0075 rev.0 - 11/2012
99
9
9.1.2 Piping connections
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Outdoor unit
Refrigerant gas/liquid connection (R410A) of indoor unit are located where it is visible in the following image:
A
B
C
D
Push down the
cover slowly
Front side
piping cover
Rear cover
Rear side
piping cover
Piping work
Stop valve
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Indoor unit
Refrigerant gas and liquid pipe indoor unit connection
Refrigerant gas/liquid connection (R410A) of indoor unit are located where it is visible in the following images:
Refrigerant liquid
connection
Refrigerant gas
connection
Front view
N O T E
Therefrigerantgas/liquidconnection(R410A)ofindoorunitisaarenutconnectionbutafterinstallingthepi-
pingaccessoriestheconnectionisdonebybrazing.
Refrigerant liquid/gas piping connection accessories
It is provided an accessory for the connection between the eld refrigerant pipes (outdoor unit) and the indoor unit.
N O T E
Refer to the indoor unit Installation and operation manual for the accessory installation.