Goodman ComfortNet CAPT4961C4 - 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

SAFE REFRIGERANT HANDLING

WARNING REFRIGERANTS ARE HEAVIER THAN AIR

WARNING TO AVOID POSSIBLE EXPLOSION

PRODUCT DESIGN

SYSTEM OPERATION

COOLING CYCLE

HEATING CYCLE

DEFROST CYCLE - COMFORTNETTM MODELS

TROUBLESHOOTING CHART

COOLING;HP ANALYSIS CHART

Chart detailing symptoms, possible causes, and remedies for cooling and heat pump issues.

SERVICING

S-1 CHECKING VOLTAGE

Procedure for checking the unit's electrical voltage supply and operation.

AIRFLOW CONSIDERATIONS

COMFORTNET SYSTEM ADVANCED FEATURES

7 SEGMENT LED DESCRIPTION OF CONDITION

PCBJA104 AIR HANDLER DIAGNOSTIC CODES

Diagnostic codes and troubleshooting steps for PCBJA104 air handler control modules.

S-4 CHECKING TRANSFORMER AND CONTROL CIRCUIT

Procedure for testing the transformer and control circuit for proper function.

S-10 A COPELAND COMFORT ALERTTM - UNITARY (UC) CONTROL DIAGNOSTICS

Diagnostic procedures for Copeland Comfort Alert™ integrated into the UC control.

S-12 CHECKING HIGH PRESSURE CONTROL

Procedure for checking the high pressure control for proper cut-out operation.

S-15 B CAPACITANCE CHECK USING A DIGITAL MULTI-METER (IN CAPACITANCE MODE)

Emerson UltraCheck-EZTM Diagnostic Tool

Guide on using the diagnostic tool for ECM motor troubleshooting.

S-17 CHECKING COMPRESSOR

Safety warnings and initial checks for diagnosing compressor issues.

S-100 REFRIGERATION REPAIR PRACTICE

General guidelines and safety precautions for refrigeration system repair.

S-101 LEAK TESTING (NITROGEN OR NITROGEN-TRACED)

Method for leak testing refrigeration systems using nitrogen.

S-103 CHARGING

Guidelines for safely charging the system with refrigerant.

S-104 CHECKING COMPRESSOR EFFICIENCY

S-110 CHECKING EXPANSION VALVE OPERATION

Procedure to check the operation of the expansion valve.

S-115 COMPRESSOR BURNOUT

Procedures for diagnosing and addressing compressor burnout issues.

S-120 REFRIGERANT PIPING

BLOWER PERFORMANCE DATA

Goodman ComfortNet CAPT4961C4 Specifications

General

Brand	Goodman
Model	ComfortNet CAPT4961C4
Category	Heat Pump
Language	English