Hydraulic system installation schematic diagram
When installing the MAC unit, using closed water system is strongly recommended by McQuay, and please
refer to the schematic diagram above.
In order to ensure energy saving and system safe operation, McQuay has provided hydraulic system
accessories, including insulated stainless steel water storage tank, safety valve, dirt drainage valve, auto air
vent valve, Y-shaped strainer and automatic water fill valve etc.
Auxiliary heater in the diagram above is available for option, please choose either type of auxiliary electric
heater and auxiliary gas heater. If you have this demand, please contact with your dealer or directly with
McQuay Company, and install it according to the diagram above; if you have no need of this type, the
components in dotted line box can be omitted.
Notes:
The design, construction and acceptance check of the hydraulic system should respectively refer to and
comply with the corresponding manual, code and standard.
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