SECTION 4
– INSTALLATION
To ensure warranty coverage, this equipment must be commissioned and
serviced by an authorized YORK service mechanic or a qualified service person
experienced in unit installation.
Installation must comply with all applicable codes, particularly in regard to electrical wiring and other
safety elements such as relief valves, HP cutout settings, design working pressures, and ventilation
requirements consistent with the amount and type of refrigerant charge.
Lethal voltages exist within the control panels. Before servicing, open and tag all disconnect switches.
INSTALLATION CHECKLIST
The following items, 1 through 5, must be checked before placing the units in operation.
1. Inspect the unit for shipping damage.
2. Rig unit using spreader bars.
3. Open the unit only to install water piping system. Do not remove protective covers from water
connections until piping is ready for attachment. Check water piping to ensure cleanliness.
4. Pipe unit using good piping practice.
5. Check to see that the unit is installed and operated within limitations (Refer to Operational
Limitations).
The following pages outline detailed procedures to be followed to install and start-up the unit.
HANDLING
These units are shipped as completely assembled units containing full operating charge, and care
should be taken to avoid damage due to rough handling.
INSPECTION
Immediately upon receiving the unit, it should be inspected for possible damage which may have
occurred during transit. If damage is evident, it should be noted in the carrier’s freight bill.
A written request for inspection by the carrier’s agent should be made at once.
LOCATION AND CLEARANCES
These units are designed for outdoor installations on ground level, rooftop, or besides a building.
Location should be selected for minimum sun exposure and away from boiler flues and other sources
of airborne chemicals that could attack the ambient coils and steel parts of the unit. The units must
be installed with sufficient clearances for air entrance to the condenser coil to ensure adequate supply
of fresh air, for air discharge away from the condenser, and for servicing access.
In installations where winter operation is intended and snow accumulations are expected, additional
Cooke Industries - Phone: +64 9 579 2185 Email: [email protected] Web: www.cookeindustries.co.nz
