AAON RN SERIES Installation Operation & Maintenance page 12

WARNING
WATER FREEZING
Failure of the condenser due to
freezing will allow water to enter the
refrigerant circuit and will cause
extensive damage to the refrigerant
circuit components. Any damage to
the equipment as a result of water
freezing in the condenser is excluded
from coverage
warranties and the heat exchanger
manufacturer warranties.
WARNING
WARNING
COMPRESSOR CYCLING
5 MINUTE MINIMUM OFF TIME
To prevent motor
compressors must cycle off for a
minimum of 5 minutes.
5 MINUTE MINIMUM ON TIME
To maintain the proper oil level
compressors must cycle on for a
minimum of 5 minutes.
The cycle rate must not exceed 6
starts per hour.
1. Startup and service must be performed
by a Factory
Technician.
2. Use only with type of the gas approved
for the furnace. Refer to the furnace
rating plate.
3. The unit is for outdoor use only. See
General Information section for more
information.
12
under AAON
overheating
Trained Service
4. Provide adequate combustion ventilation
air to the furnace. If a vent duct
extension is used, a class III approved
vent is required. See the Locating Units
and Gas Heating sections of the
Installation section of the manual.
5. Always install and operate furnace
within the intended temperature rise
range and duct system external static
pressure (ESP) as specified on the unit
nameplate.
6. The supply and return air ducts must be
derived from the same space. It is
recommended ducts be provided with
access panels to allow inspection for
duct tightness. When a down flow duct
is used with electric heat, the exhaust
duct should be an L shaped duct.
7. Clean furnace, duct and components
upon completion of the construction
setup. Verify
conditions including
temperature rise and ESP.
8. Every unit has a unique equipment
nameplate with electrical, operational,
and unit clearance
Always refer to the unit nameplate for
specific ratings unique to the model you
have purchased.
9. READ THE ENTIRE INSTALLATION,
OPERATION AND MAINTENANCE
MANUAL. OTHER
SAFETY PRECAUTIONS
PROVIDED THROUGHOUT
MANUAL.
10. Keep this manual and all literature
safeguarded near or on the unit.
furnace operating
input rate,
specifications.
IMPORTANT
ARE
THIS