York SUNLINE MAGNADRY WR 180 - Manual (Page 10)

262292-YTG-B-0107
10 Unitary Products Group
Power exhaust is not available as a field installed
option.
• ROOF CURBS - Fourteen-inch high roof curbs provide a
water-tight seal between the unit and the finished roof.
These full perimeter curbs meet the requirements of the
National Roofing Contractors Association (NRCA) and are
shipped knocked-down for field assembly.
They're designed to fit inside the base rails of the unit and
include both a wood nailing strip and duct hanger
supports.
• HIGH ALTITUDE NATURAL GAS - Burner orifices and
pilot orifices are provided for proper furnace operation at
altitudes up to 6,000 feet.
• PROPANE - Burner orifices, pilot orifices and gas valve
parts are provided to convert a natural gas furnace to
propane.
• HIGH ALTITUDE PROPANE - Burner orifices and pilot
orifices are provided for proper furnace operation at
altitudes up to 6,000 feet. This accessory supplements the
basic propane conversion kit.
• SIDE DUCT FLANGES - One-inch flanges replace the
supply and return air panels on the rear of the unit to
accommodate horizontal duct connections. These flanges
can also be used individually for bottom supply/horizontal
return or horizontal supply/bottom return. They cannot be
used on units with power exhaust.
• BAROMETRIC RELIEF DAMPER - This damper
accessory can be used to relieve internal building air
pressure on units with an economizer without power
exhaust. This accessory includes a rain hood, a bird
screen and a fully assembled damper. With bottom duct
connections, the damper should be mounted over the
opening in the return air panel. With horizontal ductwork,
the accessory should be mounted on the return air duct.
• ENTHALPY ACCESSORY CONTROL KIT - This kit
contains the required components to convert a single
enthalpy economizer to dual enthalpy.
• BURGLAR BARS - Mount in the supply and return
openings to prevent entry into the duct work.
• FLUE EXHAUST EXTENSION KIT - In locations with
wind or weather conditions which may interfere with
proper exhausting of furnace combustion products, this kit
can be installed to prevent the flue exhaust from entering
nearby fresh air intakes.
• WOOD SKID - Allows unit to be handled with 90” forks.
• CO
2
SENSOR - Senses CO
2
levels and automatically
overrides the economizer when levels rise above the
present limits.
• COIL GUARD - Customers can purchase a coil guard kit
to protect the condenser coil from damage. This is not a
hail guard kit.
• PHASE MONITORS - Designed to prevent unit damage.
The phase monitor will shut the unit down in an out-of-
phase condition.