Miller Electric RHC-3GD9A, RHC-3-GD34A, RHCS-3, RHC-3, RHC-3-2 User Manual

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February 1992 FORM: OM-823G

Effective With Serial No. KB055102

MODEL: RHC-3

RHC-3-2

RHC-3GD9A

RHC-3GD25B

RHCS-3

RHC-3-GD34A

RHC-14

RHC-23

OWNER’S MANUAL

IMPORTANT: Read and understand the entire contents of both this manual and the power source manual used with this unit, with special emphasis on the safety material throughout both manuals, before installing, operating, or maintaining this equipment. This unit and these instructions are for use only by persons trained and experienced in the safe operation of welding equipment. Do not allow untrained persons to install, operate, or maintain this unit. Contact your distributor if you do not fully understand these instructions.

MILLER ELECTRIC Mfg. Co.

A Miller Group Ltd., Company

P.O. Box 1079

Appleton, WI 54912 USA

Tel. 414-734-9821

SA-141 127

PRINTED IN U.S.A.

Miller Electric RHC-3GD9A, RHC-3-GD34A, RHCS-3, RHC-3, RHC-3-2 User Manual

OM-823G - 2/92

RECEIVING-HANDLING

Before unpacking equipment, check carton for any damage that may have occurred during shipment. File any claims for loss or damage with the delivering carrier. Assistance for filing or settling claims may be obtained from the distributor and/or the equipment manufacturer’s Transportation Department.

When requesting information about this equipment, always provide the Model Description and Serial or Style Number.

Use the following spaces to record the Model Designation and Serial or Style Number of your unit. The information is located on the rating label or nameplate.

Model

Serial or Style No.

Date of Purchase

TABLE OF CONTENTS

Section No.

Page No.

SECTION 1 − SAFETY PRECAUTIONS AND SIGNAL WORDS

 

1-1. General Information And Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1

1-2. Safety Alert Symbol And Signal Words . . . . . . . . . . . . . . . . . . . . . . . . .

1

1-3.

Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1

SECTION 2 − INSTALLATION

 

2-1.

Location . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1

2-2.

Interconnections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

1

SECTION 3 − OPERATOR CONTROLS

 

3-1.

Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2

3-2.

Contactor Switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2

SECTION 4 − MAINTENANCE

SECTION 5 − ELECTRICAL DIAGRAMS

Diagram 5-1.

Circuit Diagram For Remote Hand Control Used With

 

 

Transformer Arc Welding Power Source . . . . . . . . . . . . . . . .

3

Diagram 5-2. Circuit Diagram For RHCS-3 . . . . . . . . . . . . . . . . . . . . . . . . . .

3

Diagram 5-3.

Circuit Diagram For RHC-3-GD9A And RHC-3-GD34A . . . .

3

Diagram 5-4.

Circuit Diagram For RHC-3-GD25B . . . . . . . . . . . . . . . . . . . .

4

Diagram 5-5.

Circuit Diagram For RHC-14 And RHC-23 . . . . . . . . . . . . . . .

4

SECTION 6 − PARTS LIST

 

Figure 6-1. Complete Assembly (RHC-3 Illustrated) . . . . . . . . . . . . . . . . . . . . .

6

 

LIST OF CHARTS AND TABLES

 

Table 2-1. Cord Conductor Length And Size . . . . . . . . . . . . . . . . . . . . . . . . . . .

1

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