Goodman CONDENSING UNIT User Manual

CONDENSING UNIT
SINGLE / THREE PHASE HEAT PUMPS
INSTALLATION & SERVICE REFERENCE
© 2010-2012 Goodman Manufacturing Company, L.P.
5151 San Felipe, Suite 500, Houston, TX 77056
www.goodmanmfg.com -or- www.amana-hac.com
P/N: IO-403D Date: May 2012
NOTICE
THIS UNIT IS SHIPPED WITH A NITROGEN/HELIUM
HOLDING CHARGE ONLY. UNIT MUST BE EVACUATED
AND CHARGED PER INSTALLATION INSTRUCTIONS
WITH REFRIGERANT LISTED ON SERIAL RATING PLATE.
NOTICE
UNITS SHIPPED WITH A HOLDING CHARGE ARE
INTENDED FOR COMPONENT REPLACEMENT ONLY ON
EXISTING SYSTEMS, AND NOT INTENDED FOR USE IN
NEW SYSTEMS OR NEWLY CONSTRUCTED HOMES.
EPA REGULATIONS PROHIBIT THE SALE OR
DISTRIBUTION OF APPLIANCES PRE-CHARGED WITH
THE REFRIGERANT R-22 IF THOSE APPLIANCES ARE
MANUFACTURED AFTER JANUARY 1, 2010.
COMPONENTS OF EXISTING R-22 SYSTEMS MAY BE
REPAIRED AND/OR REPLACED.
NOTICE
UNITS MUST ONLY BE USED AS REPLACEMENT
COMPONENTS FOR PRE-2010 INSTALLED SYSTEMS.
See unit rating plate for initial charge.
Important Safety Instructions
The following symbols and labels are used throughout this
manual to indicate immediate or potential safety hazards. It is
the owner’s and installer’s responsibility to read and comply
with all safety information and instructions accompanying these
symbols. Failure to heed safety information increases the risk
of personal injury, property damage, and/or product damage.
HIGH VOLTAGE!
Disconnect ALL power before servicing.
Multiple power sources may be present.
Failure to do so may cause property damage,
personal injury or death.
WARNING
ONLY individuals meeting (at a minimum) the
requirements of an “Entry Level Technician” as
specified by the
may use this
information. Attempting to install or repair this unit
without such background may result in product
damage, personal injury, or death.
Air-Conditioning, Heating and
Refrigeration Institute (AHRI)
Scroll equipped units should never be used to evacuate
the air conditioning system. Vacuums this low can cause
internal electrical arcing resulting in a damaged or failed
compressor.
CAUTION
Important Note to the Owner Regarding Prod-
uct Warranty
Your warranty certificate is supplied as a separate document
with the unit installed by your contractor. Read the limited
warranty certificate carefully to determine what is and is not
covered and keep the warranty certificate in a safe place. If you
are unable to locate the warranty certificate please contact
your installing contractor or contact customer service (877-
254-4729) to obtain a copy.
Shipping Inspection
Always keep the unit upright; laying the unit on its side or top
may cause equipment damage. Shipping damage, and subse-
quent investigation is the responsibility of the carrier. Verify
the model number, specifications, electrical characteristics,
and accessories are correct prior to installation. The distribu-
tor or manufacturer will not accept claims from dealers for trans-
portation damage or installation of incorrectly shipped units.
Codes & Regulations
This product is designed and manufactured to comply with
national codes. Installation in accordance with such codes and/
or prevailing local codes/regulations is the responsibility of the
installer. The manufacturer assumes no responsibility for equip-
ment installed in violation of any codes or regulations. Rated
performance is achieved after 72 hours of operation.
The United States Environmental Protection Agency (EPA)
has issued various regulations regarding the introduc-
tion and disposal of refrigerants. Failure to follow these
regulations may harm the environment and can lead to
the imposition of substantial fines. Should you have any
questions please contact the local office of the EPA.
If replacing a condensing unit or air handler, the system must
be manufacturer approved and Air Conditioning, Heating and
Refrigeration Institute (AHRI) matched. NOTE: Installation of
unmatched systems is strongly discouraged.
Operating the unit in a structure that is not complete (either as
part of new construction or renovation) will void the warranty.

Goodman CONDENSING UNIT Specifications

General

Brand	Goodman
Model	CONDENSING UNIT
Category	Heat Pump
Language	English

Summary

Important Safety Instructions

High Voltage Warning

Disconnect ALL power before servicing due to high voltage risks.

Technician Qualification Requirements

Specifies minimum technician qualifications for using this manual.

Scroll Compressor Evacuation Caution

Safe Refrigerant Handling

Refrigerant Health and Safety Hazards

Warns about refrigerant being heavier than air and potential asphyxiation.

Refrigerant Cylinder Safety

Provides safety guidelines for handling refrigerant cylinders to prevent explosion.

Refrigerant Line Connections and Testing

Brazing Procedures and Leak Testing

System Evacuation Procedure

Details the steps for evacuating the refrigerant system to remove air and moisture.

Electrical Connections and Safety

High Voltage Electrical Safety

Emphasizes disconnecting all power before electrical servicing.

Wiring and Component Requirements

Three-Phase Compressor and System Startup

Verifying Compressor Rotation

Electrical Wiring and Connections

Initial System Startup Procedures

Guides on opening service valves correctly to avoid refrigerant loss.

Refrigerant Charge Verification and Adjustment

Refrigerant Charge Precautions

Warns against overcharging or operating the unit in a vacuum.

Cooling Mode Charge Adjustment

Details adjusting refrigerant charge for cooling based on temperature.

Heating Mode Charge Adjustment

Superheat and Subcooling Adjustment Procedures

Fixed Orifice System Adjustment

Expansion Valve System Adjustment

System Troubleshooting Guide

Troubleshooting Analysis Table

A table correlating symptoms with possible causes, tests, and remedies.

Heat Pump Heating Mode Issues