Goodman GSC13048 User Manual

CONDENSING AC UNIT
SINGLE / THREE PHASE AIR CONDITIONERS
INSTALLATION & SERVICE REFERENCE
© 2010-2011 Goodman Manufacturing Company, L.P.
5151 San Felipe, Suite 500, Houston, TX 77056
www.goodmanmfg.com -or- www.amana-hac.com
P/N: IO-402E Date: December 2011
Fixed Orifice
CAUTION
To prevent personal injury, carefully connect and disconnect
manifold gauge hoses. Escaping liquid refrigerant can cause
burns. Do not vent refrigerant into the atmosphere. Recover all
refrigerant during system repair and before final unit disposal.
1. Purge gauge lines. Connect service gauge manifold to
base-valve service ports. Run system at least 10 min-
utes to allow pressure to stabilize.
2. Temporarily install thermometer on suction (large) line
near suction line service valve with adequate contact and
insulate for best possible reading.
3. Refer to the superheat table provided for proper system
superheat. Add charge to lower superheat or recover
charge to raise superheat.
4. Disconnect manifold set, installation is complete.
Superheat Formula = Suct. Line Temp. - Sat. Suct. Temp.
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.
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.
NOTICE
UNITS MUST ONLY BE USED AS REPLACEMENT
COMPONENTS FOR PRE-2010 INSTALLED SYSTEMS.
55 57 59 61 63 65 67 69 71
60 10 13 17 20 23 26 29 30 31
65 8 1114161922262729
70 5 8 10 13 15 19 23 24 25
75 ---- ---- 6 9 11 15 20 21 23
80 ---- ---- ---- ---- 7 12 17 18 20
85
---- ---- ---- ---- ---- 8 13 15 16
90 ---- ---- ---- ---- ---- 5 10 11 13
95
---- ---- ---- ---- ---- ---- 5 8 10
100 ---- ---- ---- ---- ---- ---- ---- 5 8
105
---- ---- ---- ---- ---- ---- ---- ---- 5
110 ---- ---- ---- ---- ---- ---- ---- ---- ----
115 ---- ---- ---- ---- ---- ---- ---- ---- ----
Indoor Wet Bulb Temperature, °F
Outdoor
Dry Bulb
Temperature, °F
SYSTEM SUPERHEAT
‡ Approximate charge shown for 15’ of 3/8” liquid line. System charge must be
adjusted per final charge adjustment (Page 7.)
Models
Nominal
Charge
‡
(oz.)
GSC13018 75
GSC13024 77
GSC13030 66
GSC13036 77
GSC13042 95
GSC13048 89
GSC13060 131

Goodman GSC13048 Specifications

General

SEER Rating	13
Compressor Type	Scroll
Refrigerant	R-410A
Operating Voltage	208/230V
Phase	1
Sound Level	76 dB
Cooling Capacity (BTU)	48000 BTU

Summary

Unit Overview and Safety

Unit Shipping and Handling Notices

Information regarding nitrogen/helium holding charge, component replacement use, and pre-2010 system usage.

Critical Safety Warnings

Essential safety information covering high voltage, refrigerant handling, and general precautions.

Installation Procedures and Requirements

Technician Qualifications and Site Prep

Requirements for technicians, owner warranty, shipping inspection, and codes.

Unit Placement and Clearances

Details minimum airflow clearances and considerations for unit placement and rooftop installations.

Refrigerant Line Installation

Covers insulation, burial, connections, and recommended tubing sizes for refrigerant lines.

Electrical Connections

Guidelines for wiring, high voltage safety, conductor use, and hard start kit requirements.

System Operation and Service

System Superheat Measurement

Procedure and table for measuring system superheat in fixed orifice systems.

System Evacuation and Charging

Steps for pressure testing, evacuation, and adding refrigerant to the system.

Final Charge Adjustment and Data

Instructions for adjusting system charge and reference to superheat/pressure charts.

Troubleshooting and Support

Troubleshooting Guide

A comprehensive guide listing symptoms, possible causes, and test methods for diagnosing issues.

Company Resources and Quality

Information and links to company websites and a statement on product quality.