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CONDENSING AC UNIT

SINGLE / THREE PHASE AIR CONDITIONERS
INSTALLATION & SERVICE REFERENCE

© 2010-2012, 2014-2015
Goodman Manufacturing Company, L.P.
5151 San Felipe, Suite 500, Houston, TX 77056
www.goodmanmfg.com
P/N: IO-402K

Date:  May 2015

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 com-
ply 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.

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

Product Warranty

Your warranty certificate is supplied as a separate document
with the unit installed by your contractor. Read the limited war-
ranty certificate carefully to determine what is and is not cov-
ered 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 distributor or
manufacturer will not accept claims from dealers for transpor-
tation damage or installation of incorrectly shipped units.

Codes & Regulations

This product is designed and manufactured to comply with na-
tional 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.  Rated
performance is delivered at the specified airflow. See outdoor
unit specification sheet for split system models or product speci-
fication sheet for packaged and light commercial models. Speci-
fication sheets can be found at www.goodmanmfg.com. To
access the specification sheets, please select the residential
or commercial products menu and then select the submenu for
the type of product to be installed, such as air conditioners or
heat pumps, to access a list of product pages that each con-
tain links to that model’s specification sheet.

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.

Содержание IO-402K

Страница 1: ...it 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 elect...

Страница 2: ...not shift or settle To reduce the possibility of sound transmission the foundation slab should not be in contact with or be an integral part of the building foundation Ensure the foundation is suffici...

Страница 3: ...ooling Service Manual or TP 106 Long Line Set Application R 22 or contact your distributor for assistance Cond Unit Tons Suct Liq Suct Liq Suct Liq 1 1 2 5 8 1 4 3 4 3 8 3 4 3 8 2 5 8 1 4 3 4 3 8 3 4...

Страница 4: ...dents Any other condition increases the chance of a refrigerant leak 2 Sweep the refrigerant line with nitrogen or inert gas dur ing brazing to prevent the formation of copper oxide in side the refri...

Страница 5: ...ring this period If the pressure rises to 1000 microns or less and remains steady the system is considered leak free proceed to startup 5000 4500 4000 3500 3000 2500 2000 1500 1000 500 0 1 2 3 4 5 6 7...

Страница 6: ...a possible refrigerant leak open the service valves until the top of the stem is 1 8 from the retainer CAUTION When opening valves with retainers open each valve only until the top of the stem is 1 8...

Страница 7: ...OR OTHER PENALTIES Operating the compressor with the suction valve closed may cause serious compressor damage CAUTION Final Charge Adjustment The outdoor temperature must be 60 F or higher Set the ro...

Страница 8: ...25 n a 435 n a 445 n a 475 n a 500 n a 525 n a 550 n a 575 n a 600 n a 625 n a SATURATED LIQUID PRESSURE TEMPERATURE CHART SUCTION PRESSURE SATURATED SUCTION TEMPERATURE F PSIG R 22 50 26 52 28 54 29...

Страница 9: ...essure to stabilize 2 Temporarily install thermometer on liquid small line near liquid line service valve with adequate contact and insu late for best possible reading 3 Check subcooling and superheat...

Страница 10: ...it Test Control Circuit with Voltmeter Low Voltage Test Voltage Faulty Evaporator Fan Motor Repair or Replace Shorted or Grounded Fan Motor Test Motor Windings Improper Cooling Anticipator Check Resis...

Страница 11: ...11 THIS PAGE INTENTIONALLY LEFT BLANK...

Страница 12: ...airflow If cleaning of the outdoor coil becomes necessary hire a qualified servicer Inexperienced people could easily puncture the tubing in the coil Even a small hole in the tubing could eventually c...

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