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Goodman MSG-24HRN1W User Manual

Goodman MSG-24HRN1W
30 pages
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RS6100005
October 2007
Service
Instructions
Split System Wall Mounted
Air Conditioners and Heat Pumps
with R-410A Refrigerant
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 © 2007 Goodman Manufacturing Company, L.P.
Goodman Manufacturing Company, L.P.
5151 San Felipe, Suite 500
Houston, TX 77056
www.goodmanmfg.com
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Goodman MSG-24HRN1W Specifications

General IconGeneral
RefrigerantR-410A
Voltage208/230V
Phase1
Compressor TypeScroll
Cooling Capacity24000 BTU/h

Summary

IMPORTANT INFORMATION

Important Notices and Safety Guidelines

Crucial notices for consumers and serivcers, including safety symbols and warnings.

IMPORTANT INFORMATION

Safe Refrigerant Handling Procedures

Detailed guidelines for safe handling of refrigerants, including warnings and precautions.

IMPORTANT INFORMATION

Installation and Operation Safety Precautions

Key safety instructions for unit installation, operation, and electrical connections.

PRODUCT FEATURES

Indoor Unit Capabilities

Overview of features and functions of the indoor unit.

Outdoor Unit Design Features

Highlights of the design and operational features of the outdoor unit.

PRODUCT DESIGN

Indoor Unit Dimensions and Specifications

Physical dimensions (W x D x H) for indoor unit models in inches and mm.

PRODUCT DESIGN

Outdoor Unit Dimensions and Specifications

Physical dimensions (W x D x H) for outdoor unit models in inches and mm.

SPECIFICATIONS

Cooling and Heating Performance Specs

Technical data for cooling capacity, input, SEER, and heating capacity.

SPECIFICATIONS

Compressor and Fan Motor Specifications

Details on compressor type, brand, capacity, and fan motor specifications.

SPECIFICATIONS

Refrigerant, Piping, and Operating Limits

Specifications for refrigerant type, piping, pressure, and operating temperature ranges.

SYSTEM OPERATION

Refrigerant Cycle Diagrams

Visual representation of refrigerant flow in cooling-only and heat pump modes.

Operational Temperature Limits

Defines the acceptable ambient and indoor temperature ranges for cooling and heating.

REMOTE CONTROL

Remote Control Performance Features

Overview of the remote control's operational capabilities and display functions.

Remote Control Button Functions

Explanation of each button's function on the remote control.

REMOTE CONTROL

Remote Control Display Indicators

Description of indicators on the remote control's LCD display.

Automatic and Manual Operation Modes

Guidance on using AUTO, COOL, HEAT, and FAN modes via the remote.

SERVICE

Installation Torque and Cable Requirements

Specifications for torque wrenches and power cord selection for installation.

Pipe Length and Elevation Requirements

Guidelines for refrigerant piping length, elevation, and additional refrigerant charge.

SERVICE

Evacuation Procedure

Step-by-step instructions for evacuating the refrigerant system using a vacuum pump.

SERVICE

Gas Charging Procedure

Detailed process for charging the system with R-410A refrigerant.

SERVICE

Electronic Control Functions and Specs

Overview of electronic control functions and operating parameters for different voltages.

SERVICE

Protection Features and Operation Modes

Details on unit protection, fan operation, cooling, heating, and defrost modes.

SERVICE

Specialized Operation Modes and Display

Explanation of forced cooling, auto, sleep, turbo modes, and display board indicators.

TROUBLESHOOTING

Display Board Error Indicators

Table of indicator lights and their meaning for 12K and 18K/24K models.

TROUBLESHOOTING

Diagnostic Chart for 12k Models

Flowchart for diagnosing issues with 12k models when no indicators are lit.

TROUBLESHOOTING

Diagnostic Chart for 18k & 24k Models

Flowchart for diagnosing issues with 18k/24k models when no indicators are lit.

TROUBLESHOOTING

Outdoor Control Board Reset Issues

Procedure to diagnose and fix frequent outdoor control board resets.

Indoor Fan Speed Malfunction

Troubleshooting steps for unresponsive indoor fan speed on 12k models.

TROUBLESHOOTING

Sensor and Overcurrent Protection Errors

Diagnosing errors related to temperature sensors, compressor overcurrent, and EEROM.

TROUBLESHOOTING

Outdoor Unit Operational Failures

Troubleshooting steps for when the outdoor unit fails to operate.

Indoor Unit Communication Errors

Steps to diagnose and resolve communication issues between indoor and outdoor units.

TROUBLESHOOTING

Temperature Sensor Resistance Data

Table correlating temperature readings with resistance values for sensors.

WIRING DIAGRAMS

MSG-12CRN1 Unit Wiring

Wiring diagrams for the indoor and outdoor units of the MSG-12CRN1 model.

WIRING DIAGRAMS

MSG-12HRN1 Unit Wiring

Wiring diagrams for the indoor and outdoor units of the MSG-12HRN1 model.

WIRING DIAGRAMS

MSG-18CRN1 & MSG-24CRN1 Wiring

Wiring diagrams for indoor and outdoor units of MSG-18CRN1 and MSG-24CRN1 models.

WIRING DIAGRAMS

MSG-18HRN1 & MSG-24HRN1 Wiring

Wiring diagrams for indoor and outdoor units of MSG-18HRN1 and MSG-24HRN1 models.

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