Goodman ComfortNet GSXC180361BA - User Manual

RS6200007r14
December 2017
This manual is to be used by qualified, professionally trained HVAC technicians only. Goodman
does not assume any responsibility for property damage or personal injury due to improper
service procedures or services performed by an unqualified person.
Copyright © 2015-2017 Goodman Manufacturing Company, L.P.
ComfortNet™
ASXC, DSXC, and GSXC Condensing Units,
ASZC, DSZC and GSZC
Split System Heat Pumps
with R-410A Refrigerant
Blowers, Coils, & Accessories
Service Instructions
is a registered trademark of Maytag Corporation or its related companies and is used under license to Goodman Company, L.P., Houston, TX. All rights reserved.

Summary

Service Instructions

SAFE REFRIGERANT HANDLING

IMPORTANT INFORMATION

PRODUCT IDENTIFICATION

PRODUCT DESIGN

CONDENSING UNIT

Communicating Unitary Control (UC) PCB

SYSTEM OPERATION

COOLING CYCLE

Explanation of the system's operation during the cooling mode, including controls.

HEATING CYCLE

Explanation of the system's operation during the heating mode, including controls.

DEFROST CYCLE - COMFORTNETTM MODELS

TROUBLESHOOTING CHART

COOLING;HP ANALYSIS CHART

A chart to diagnose cooling and heat pump issues based on symptoms and causes.

SERVICING

S-1 CHECKING VOLTAGE

Network Troubleshooting

PCBJA101- PCBJA102 AIR HANDLER DIAGNOSTIC CODES

Diagnostic codes for PCBJA101/102 air handler control modules.

S-17 CHECKING COMPRESSOR

Procedures for testing compressor winding continuity and ground faults.

S-102 EVACUATION

Instructions for properly evacuating the system to remove air and moisture.

S-103 CHARGING

Goodman ComfortNet GSXC180361BA Specifications