Water Piping Connection For Yutaki M; Piping Location And Connection Size; Suspension Of Water Piping - Hitachi YUTAKI RWM-2R1E Installation & Operation Manual

REFRIGERANT AND WATER PIPING

6.6 WATER PIPING CONNECTION FOR YUTAKI M

6.6.1 Piping Location And Connection Size

The unit is factory supplied with two unions to be connected to the water inlet/outlet pipe. Refer to the next figure detailing the
location of the water pipes location, dimensions and connection sizes.

6.6.2 Suspension Of Water Piping

Suspend the refrigerant and water piping at certain points and prevent the refrigerant and water piping from being in direct contact
with the building: walls, ceilings, etc...
If there is direct contact between pipes, abnormal sound may occur due to the vibration of the piping. Pay special attention in cases
of short piping lengths.
Do not fix the refrigerant and water pipes directly with the metal fittings (refrigerant piping may expand and contract).
Some examples for suspension method are shown below.
62 PMML0575 rev.2 - 03/2022
Water inlet
Description Connection size
Water Inlet
Water Outlet
For suspending For piping along
heavies the wall
Water
outlet
Rp1"
Rp1"
For instant
installation work