AAON RQ SERIES User Manual

RQ SERIES
Packaged Rooftop Units, Heat Pumps,
& Outdoor Air Handling Units
Installation, Operation,
& Maintenance
o Do not store gasoline or other flammable
vapors and liquids in the vicinity of this or any
other appliance
o WHAT TO DO IF YOU SMELL GAS
 Do not try to light any appliance.

Do not touch any electrical switch; do not
use any phone in your building.
 Leave the building immediately.

Immediately call your gas supplier from a
phone remote from the building. Follow the
gas supplier’s instructions.

If you cannot reach your gas supplier, call
the fire department.
o
Startup and service must be performed by a
Factory Trained Service Technician.
WARNING
FIRE OR EXPLOSION HAZARD
Failure to follow safety warnings
exactly could result in serious
injury, death or property damage.
Be sure to read and understand
the installation, operation and
service instructions in this manual.
Improper installation, adjustment,
alteration, service or maintenance
can cause serious injury, death or
property damage.
A copy of this IOM should be kept
with the unit.
WARNING

AAON RQ SERIES Specifications

General

Refrigerant	R-410A
Heating Options	Gas, Electric, Hot Water, Steam
Compressor Type	Scroll
Voltage	208/230V or 460V, 3-phase
Construction	Heavy-duty, corrosion-resistant construction

Summary

Safety

General Information

Codes and Ordinances

Lists standards and codes RQ Series units have been tested and certified against.

Installation

Unit Location

Guidance on selecting and preparing the unit's installation site.

Setting the Curb

Instructions for mounting the curb and preparing for unit placement.

Electrical

Voltage Imbalance

Explains voltage imbalance and its effects on motors.

Gas Heating

Startup

Adjusting Refrigerant Charge

Procedures for field adjustment of refrigerant charge based on sub-cooling and superheat.

Filters

Importance of proper filter installation and inspection during startup.

Operation

Thermostat Operation

Instructions for controlling the unit via thermostat for heating and cooling.

Packaged DX Cooling Operation and Control

Details how the unit operates in cooling mode with DX systems.

Gas Heater Operation

Explains the sequence of operations for the gas heating system.

RQ Series Startup Form

Pre Startup Checklist

Checklist for contractors to verify unit readiness before startup.

Ambient Temperature

Section for recording ambient temperature readings during startup.