Hitachi YUTAKI M R32 Series - Water Piping; Water Piping Length; Water Piping Size

62
PMML0600 rev.0 - 06/2022
5
WATER PIPING
DRAIN AND WATER PIPING
5.7 Water piping
5.7.1 Water piping length
Consider the following guidelines when designing the water circuit.
Item
YUTAKI HYDROSPLIT R32
YUTAKI H YUTAKI H Combi
Maximum water piping length between indoor unit and DHW tank
10 m -
Maximum water piping length between indoor unit and 3-way valve
3 m -
Maximum water piping length between 3-way valve and DHW tank
10 m -
Minimum water piping length between YUTAKI Hydrosplit and YUTAKI H or
YUTAKI H Combi
5 m 5 m
Item YUTAKI M R32
Maximum water piping length between indoor unit and DHW tank
10 m
Maximum water piping length between 3-way valve and DHW tank
10 m
Maximum total piping combination
10 m
5.7.2 Water piping size
◆ Piping location
The unit is factory supplied with two unions to be connected to the water inlet/outlet pipe. Refer
to the next gure detailing the location of the water pipes location.
Water inlet
Water outlet
RASM-(2/3)VRE