Unit installation

IM 985-1 / Page 9 of 36
Optional Factory-Installed Motorized & Hand Valve
Assemblies
Consolewatersourceheatpumpscanbecongured
with factory-installed motorized valves. Valves
should be mounted on the return water line. All
valveassembliesterminatewith1/2"-NPTthreaded
connections and will also accommodate factory supplied
hose kits.
Note: Make sure the pipes t the connes of the
piping compartment of the heat pump unit (Figure
6 & 7).
Figure 6. Typical Motorized Valve Piping
Note: McQuay International offers a wide variety of
piping packages. Consult your local sales rep for
more information.
Left End Piping View
Right End Piping (Back) View
Left End Piping (Back) View
Right End Piping View
When installing the hoses on valve assemblies, use
themethodasoutlinedin"Shutoff/BalancingValve
Piping"onpage8.
Figure 7. Typical Piping Package Congurations
(Left- Hand Unit Piping Connections Shown)
1. Measureow Device
2. 2-Way Motorized Isolation Valve
3. Air Bleed Vent
4. Supply-Bypass Hand Valve
5. Inlet, Outlet Flexible, Braided-Stainless Steel
Hoses (Field-Installed Accessories)
Note: On left hand piping units, the water supply
connection is at the top location. On right-hand
piping units, the water supply connection is at the
bottom location.
= Field-Installed