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WarnInG:
Do not place combustible material on or against
the unit cabinet. Do not place combustible
materials, including gasoline and any other
flammable vapors and liquids, in the vicinity
of the unit.
WarnInG:
ProPosItIon 65 WarnInG: this product
contains fiberglass wool, a product known
to the state of california to cause cancer.
Disturbing the insulation of this product during
installation, maintenance, or repair will expose
you to fiberglass wool.
• Breathing this material may cause respiratory
irritations or may cause lung cancer.
• Fiberglass wool may also cause eye
irritation, skin sensitization, or other allergic
responses in susceptible individuals.
• Always wear goggles, disposable gloves,
long sleeved shirt, and appropriate breathing
protection when working near this insulation.
If contact with skin occurs, wash immediately
with soap and water. In case of contact with
eyes, flush immediately with water for at
least 15 minutes. contact a physician if
needed.
WarnInG:
the information listed below and on the next
page must be followed during the installation,
service, and operation of this unit. unqualified
individuals should not attempt to interpret these
instructions or install this equipment. Failure
to follow safety recommendations could result
in possible damage to the equipment, serious
personal injury or death.
• Before beginning the installation, verify that the unit
model is correct for the job. The unit model number is
printed on the data label. This unit is not to be used
for temporary heating of buildings or structures under
construction.
• This equipment contains liquid and gaseous refrigerant
under high pressure. Installation or servicing should only
be performed by qualified trained personnel thoroughly
familiar with this type equipment.
• The installer should become familiar with the units wiring
diagram before making any electrical connections to
the unit. See the unit wiring label or Figures 13 & 14
(pages 21 & 22).
• Follow all precautions in the literature, on tags, and
on labels provided with the equipment. Read and
thoroughly understand the instructions provided with
the equipment prior to performing the installation and
operational checkout of the equipment.
• Use caution when handling this appliance or removing
components. Personal injury can occur from sharp
metal edges present in all sheet metal constructed
equipment.
GEnEral InForMatIon
Single Package Electric Heating/Electric Cooling units
are designed for outdoor rooftop or ground level slab
installations. The units are shipped ready for downflow
duct connections and are easily converted for horizontal
flow connections with an accessory kit. All models are
shipped from the factory with the following:
– R-410a Refrigerant
– Adjustable belt drive blower system
– Downflow duct connections
– 24V circuit breaker protection
– Factory wired accessory plugs for economizers
and electric Heat Kits.
Unit dimensions are shown in Figures 10 & 11 (pages
13 - 17). Optional field installed 3 phase electric heater
kits are available in 9, 18, 30 and 35KW capacities for
P6SP models. Use only NORDYNE heater kits listed in
the technical service literature for these units. A single
stage heat / two stage cool 24VAC thermostat is required
when electric heat kits are installed.
Equipment check
All units have been securely packaged at the point of
shipment. After unpacking the unit, carefully inspect it
for apparent and concealed damage. Claims for damage
should be filed with the carrier by the consignee. Refer to
page 4 for packaging removal instructions.
unit location
The electric unit is designed only for outdoor installations.
Choosing the location of the unit should be based on
minimizing the length of the supply and return ducts.
Consideration should also be given to availability of
electric power, service access, noise, and shade. The unit
installation shall avoid areas where condensate drainage
may cause problems.
clearances to combustible Materials
See Figure 1 (page 4) for required clearances to
combustible materials. Refer to the unit data label for the
model number.
WarnInG:
rooftop installations with vertical ducts must be
provided with a 90 degree elbow installed in the
supply duct to comply with u.l. (underwriters
laboratories) codes for use with electric heat
so the elements are not directly over a supply
grille.
3
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