Goodman ComfortNet ASZC160241AC 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.

Goodman ComfortNet ASZC160241AC Specifications

General

Brand	Goodman
Model	ComfortNet ASZC160241AC
Category	Heat Pump
Language	English

Summary

Safe Refrigerant Handling

System Operation (Continued)

DEFROST CYCLE - COMFORTNETTM MODELS

Details on the defrost cycle operation for ComfortNet models.

Troubleshooting Chart

COOLING/HP ANALYSIS CHART

A chart for diagnosing cooling and heat pump issues.

Servicing

S-1 CHECKING VOLTAGE

Procedure for checking system voltage levels.

S-2 CHECKING WIRING

Procedure for inspecting and testing wiring integrity.

S-3E CTK0*** COMFORTNETTM THERMOSTAT

Information on the ComfortNet thermostat system.

Servicing (Continued)

Network Troubleshooting

Steps for troubleshooting network communication issues.

PCBJA101- PCBJA102 AIR HANDLER DIAGNOSTIC CODES

Table of diagnostic codes for specific air handler models.

PCBJA104 AIR HANDLER DIAGNOSTIC CODES

Table of diagnostic codes for specific air handler models.

S-6 CHECKING TIME DELAY RELAY

Procedure for checking the time delay relay function.

S-12 CHECKING HIGH PRESSURE CONTROL

Procedure for checking the high-pressure control.

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

Emerson UltraCheck-EZTM Diagnostic Tool

S-17 CHECKING COMPRESSOR

Procedures for checking compressor integrity.

S-17C UNLOADER TEST PROCEDURE

Procedure to test the unloader function.

S-17D OPERATION TEST

S-26 TESTING TEMPERATURE SENSORS (COMFORTNET READY MODELS ONLY)

Procedure for testing temperature sensors.

S-60 ELECTRIC HEATER (OPTIONAL ITEM)

S-61B CHECKING HEATER FUSE LINK

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

Procedure for leak testing the refrigeration system.

S-104 CHECKING COMPRESSOR EFFICIENCY

Procedure for checking compressor efficiency.

S-110 CHECKING EXPANSION VALVE OPERATION

CHECKING COMPRESSOR EFFICIENCY

Procedure for checking compressor efficiency.

ALUMINUM INDOOR COIL CLEANING

S-8A CHECKING UNITARY (UC) CONTROL COMPRESSOR CONTACTOR/RELAY CONTACTS

Procedure for checking UC control contacts.

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

Diagnostics for Copeland Comfort Alert systems.

S-13 CHECKING LOW PRESSURE CONTROL

Procedure for checking the low-pressure control.

S-16G CHECKING EMERSON ULTRATECHTM ECM MOTORS

S-16H ECM CFM ADJUSTMENTS AVPTC/MBVC

S-17A RESISTANCE TEST

S-18 TESTING CRANKCASE HEATER (OPTIONAL ITEM)

S-40A AVPTC/MBVC ELECTRONIC BLOWER/HEATER CONTROL

S-62 CHECKING HEATER ELEMENTS

S-102 EVACUATION

Procedure for system evacuation.

S-106 OVERFEEDING

S-112 CHECKING RESTRICTED LIQUID LINE

S-115 COMPRESSOR BURNOUT

Procedure for diagnosing and addressing compressor burnout.

S-203 SINGLE PIECE AIR HANDLER EXTERNAL STATIC PRESSURE

S-9 CHECKING HIGH AND LOW VOLTAGE TO ECM MOTOR

Procedure for checking ECM motor voltage.

S-14 CHECKING HIGH AND LOW PRESSURE SWITCH VOLTAGE

S-17B GROUND TEST

S-21 CHECKING REVERSING VALVE AND SOLENOID

Procedure for checking the reversing valve.

S-100 REFRIGERATION REPAIR PRACTICE

S-103 CHARGING

Procedure for system refrigerant charging.

S-107 UNDERFEEDING

S-113 OVERCHARGE OF REFRIGERANT

S-120 REFRIGERANT PIPING

S-203A TWO PIECE AIR HANDLER EXTERNAL STATIC PRESSURE

S-15 CHECKING CAPACITOR, RUN

S-24 TESTING DEFROST CONTROL

S-108 SUPERHEAT

S-114 NON-CONDENSABLES