Carrier 324423-751, 324424-751 User Manual

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Carrier 324423-751, 324424-751 User Manual

Discharge Muffler

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Installation Instructions

Part No. 324423-751 and 324424-751

NOTE: Read the entire instruction manual before starting the installation.

SAFETY CONSIDERATIONS

Installing and servicing air conditioning equipment can be hazardous due to system pressure and electrical components. Only trained personnel should install or service air conditioning equipment.

Untrained personnel can perform basic maintenance functions, such as cleaning coils and cleaning and replacing filters. All other operations should be performed by trained service personnel. When working on air conditioner equipment, observe precautions in the literature, on tags, and on labels attached to unit.

Follow all safety codes. Wear safety glasses and work gloves. Use a quenching cloth for brazing operations. Have a fire extinguisher available.

Before beginning the installation or modification, be sure the main electrical disconnect switch is in the OFF position. Electrical shock can cause personal injury or death.

INTRODUCTION

This instruction covers installation of a discharge muffler kit. The discharge muffler is designed to reduce or alleviate noise transmission through connecting tubing. The objectionable noise can be caused by discharge gas pulsations.

DESCRIPTION AND USAGE

The discharge muffler kit contains a discharge muffler, preformed copper tubes, and Installation Instructions. Refer to Table 1 for kit contents and appropriate figure for installation on specific models.

INSTALLATION

Follow all common service practices in addition to the instructions below when installing this kit.

Do not use torch to remove components. Oil may catch fire. Use tubing cutters. Refer to service instructions.

Do not vent refrigerant to atmosphere. Recover during system repair or final unit disposal. Use all service ports.

1.Turn off power and reclaim refrigerant in system.

2.Remove access panel and right corner post.

3.Cut discharge tube between compressor and condenser coil.

4.Unbraze stubs from compressor and condenser coil. Use wet cloth around condenser coil tube to prevent overheating.

Avoid overheating as damage to components could occur.

5.Install muffler kit as shown in Fig. 1 or 2.

6.Leak check, evacuate, charge, and start system.

Table 1ÐKit Contents and Figure Reference Numbers

PART NO.

PART NAME

PART NO.

USED WITH

FIG. NO.

 

Muffler

LM10KH001

 

 

321787-751

Copper Tubes

324659-201

38TKB024-311

1

324660-301

 

 

 

 

 

Installation Instructions

38TKB-4SI

 

 

 

Muffler

LM10KH015

 

 

321787-752

Copper Tubes

324662-201

38TKB030-311

2

324661-301

 

 

 

 

 

Installation Instructions

38TKB-4SI

 

 

Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.

Book

1

2

4

PC 101

Catalog No. 533-899

Printed in U.S.A.

Form 38TKB-4SI

Pg 1

1-98

Replaces: New

Tab

3a

1a

2a

 

 

 

 

 

 

 

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