Hitachi YUTAKI S80 Series - Water Pipes Connection to the Space Heating (Space Heating Pipes); Refrigerant Piping Connection and Indoor Units Placing

40 PMML0291A rev.2 - 09/2014
INSTALLATION
(Left side view)
T-branch connection for
heating coil outlet
NOTE
Be careful with the low pressure sensor on the suction pipe when
connecting the exible water pipes.
Low pressure sensor
(Top view)
6 Reconnect the 3-way valve motor.
7 Reassembly the indoor unit cover’s protection.
Indoor unit’s cover
protection
7.5.4 Refrigerant piping connection and indoor
unit’s placing
Follow the same procedure explained in Installation of indoor unit
alone (Without tank) on the YUTAKI S80 indoor unit Installation
and operation manual.
7.5.5 Water pipes connection to the space
heating (Space heating pipes)
Connect the space heating pipes (one end already connected to
the indoor unit) to the shut off valves of the space heating inlet
and outlet (eld supplied).