Important Safety Information; Operating Instructions; Cooling Operation; Heating Operation - Nordyne Air Conditioner / Heat Pump Air Handler Owner's Manual & Installation Instructions

IMPORTANT SAFETY INFORMATION

Safety markings are used to designate a degree or level
of seriousness and should not be ignored. WARNING
indicates a potentially hazardous situation that if not
avoided, could result in personal injury or death. CAUTION
indicates a potentially hazardous situation that if not
avoided, may result in minor or moderate injury or property
damage.
WARNING:
Improper service, adjustment or maintenance
of unit may cause fi re, electrical shock, or
hazardous conditions which may result in
personal injury, property damage, or death.
Installation or servicing should only be
performed by qualified trained personnel
thoroughly familiar with this type equipment
WARNING:
Do not store or place fl ammable or vaporous
materials (paint thinners, etc.) in the vicinity
of this appliance. Failure to comply may cause
fi re, explosion, or other hazardous conditions
which may result in serious injury, death or
property damage.
The following list of chemicals should not be used or
stored near the furnace:
• Chlorinated cleaners
• Water softening chemicals
• De-icing salts or chemicals
• Household Cleaning Solutions
• Printing inks, paint removers, varnishes, etc.
• Cements and glues
• Antistatic fabric softeners
System
Fan
Mode
Figure 1. Digital Thermostat
USER INFORMATION
Temperature
Mode Selector
WARNING:
Do not use this furnace if any part has been under
water. A fl ood damaged furnace is extremely
dangerous. Attempts to use the furnace can
result in fi re or explosion. A qualifi ed service
agency should be contacted to inspect the
furnace and to replace any electrical or control
system parts that have been wet or under water.

OPERATING INSTRUCTIONS

NOTE: Thermostat styles vary. Some models may not
include the AUTO mode and others will have the AUTO
in place of the HEAT and COOL. Others may include all
three. Please refer to the thermostat manufacturer's User
manual for detailed programming instructions.
NOTE: Allow at least one hour for the room temperature
to stabilize before you make a second adjustment to
the thermostat setting. After the desired comfort level is
established, make only small adjustments to the thermostat
setting to meet changing temperature conditions.

Cooling Operation

1. Set the thermostat's system mode to COOL or AUTO
and change the fan mode to AUTO. See Figure 1.
2. Set the temperature selector to the desired temperature
level. The outdoor fan, compressor, and blower
motor will all cycle on and off to maintain the indoor
temperature at the desired cooling level.

Heating Operation

1. Set the thermostat's system mode to HEAT or AUTO
and change the fan mode to AUTO. See Figure 1.
2. Set the temperature selector to the desired temperature
level. The compressor, outdoor fan, and blower motor
will cycle on and off to maintain the indoor temperature
at the desired heating level.
Operating the Indoor Blower Continuously
The continuous indoor blower operation is typically used to
circulate the indoor air to equalize a temperature unbalance
due to a sun load, cooking, or fi replace operation.
Set the thermostat fan mode to ON (Figure 1). The indoor
blower starts immediately, and will run continually until the
fan mode is reset to AUTO.
The continuous indoor blower operation can be obtained
with the thermostat system mode set in any position,
including OFF.
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