Hobart OM-353 manual Table of Contents

Page 3

WARNING

This product, when used for welding or cutting, produces fumes or gases which contain chemicals known to the State of California to cause birth defects and, in some cases, cancer. (California Health & Safety Code Section 25249.5 et seq.)

The following terms are used interchangeably throughout this manual:

TIG = GTAW

Stick = SMAW

TABLE OF CONTENTS

SECTION 1 – SAFETY PRECAUTIONS - READ BEFORE USING

1

1-1.

Symbol Usage

1

1-2.

Arc Welding Hazards

1

1-3. Additional Symbols for Installation, Operation, and Maintenance

3

1-4.

Principal Safety Standards

3

1-5.

EMF Information

4

SECTION 1 – CONSIGNES DE SECURITE – LIRE AVANT UTILISATION

5

1-1.

Signification des symboles

5

1-2.

Dangers relatifs au soudage à l’arc

5

1-3. Dangers supplémentaires en relation avec l’installation, le fonctionnement

 

 

et la maintenance

7

1-4.

Principales normes de sécurité

8

1-5.

Information sur les champs électromagnétiques

8

SECTION 2 – DEFINITIONS

9

2-1.

Warning Label Definitions

9

2-2.

Rating Label For CE Products

10

2-3.

Symbols And Definitions

11

SECTION 3 – INSTALLATION

12

3-1.

Specifications

12

3-2.

Volt-Ampere Curves

12

3-3.

Duty Cycle And Overheating

13

3-4.

Selecting A Location

14

3-5.

Dimensions And Weights

14

3-6.

Tipping

15

3-7.

Weld Output Terminals And Selecting Cable Sizes

15

3-8.

Remote 14 Receptacle

16

3-9.

115 Volts AC Duplex Receptacle And Shielding Gas Connections

16

3-10. Electrical Service Guide

17

3-11.

Placing Jumper Links And Connecting Input Power

18

SECTION 4 – OPERATION

19

4-1.

Controls

19

4-2.

Output Selector Switch

20

4-3.

Meters

20

4-4.

Crater Time Controls

21

4-5.

Spot Time Controls

21

4-6.

AC Balance Control

22

4-7.

Amperage Adjustment Controls

23

4-8.

Output (Contactor) Control Switch

23

4-9.

Arc Controls

24

4-10.

Postflow Time Control

24

4-11. High Frequency Controls

25

4-12. Preflow Time Control (Optional)

25

SECTION 5 – MAINTENANCE & TROUBLESHOOTING

26

5-1.

Routine Maintenance

26

5-2.

Circuit Breaker CB1

26

5-3.

Adjusting Spark Gaps

27

5-4.

Troubleshooting

27

5-5.

Circuit Diagram

29

SECTION 6 – HIGH FREQUENCY (HF)

30

6-1.

Welding Processes Using HF

30

6-2.

Sources Of HF Radiation From Incorrect Installation

30

6-3.

Correct Installation

31

SECTION 7 – PARTS LIST

32

OPTIONS AND ACCESSORIES

 

WARRANTY

 

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Contents OM-353122200U ProcessesDescription From Hobart to You Table of Contents Page Electric Shock can kill Symbol UsageMarks a special safety message Arc Welding HazardsBuildup of GAS can injure or kill ARC Rays can burn eyes and skinWelding can cause fire or explosion Flying Metal can injure eyesPrincipal Safety Standards About Pacemakers EMF InformationLES Fumé ES ET LES GAZ peuvent ê tre dangereux Signification des symbolesConsignes DE Securite Lire Avant Utilisation UN Choc É Lectrique peut tuerLE Soudage peut provoquer un incendie ou une explosion DES Particules Volantes peuvent blesser les yeuxLE Bruit peut affecter l’ouïe DES Organes Mobiles peuvent provoquer des blessures Risque D’INCENDIE OULA Chute DE L’APPAREIL peut blesser ’EMPLOI Excessif peutPrincipales normes de sé curité Information sur les champs é lectromagné tiquesConsignes relatives aux stimulateurs cardiaques Definitions + + +Rating Label For CE Products ISO/IECSome symbols are found only on CE products Symbols And DefinitionsVolt-Ampere Curves InstallationSpecifications DC Mode AC ModeDuty Cycle And Overheating 60% Duty Cycle At 200 AmperesOverheating Dimensions And Weights Selecting a LocationMovement Location And Airflow ARC Welding can cause Electromagnetic Interference Be careful when placing or moving unit over uneven surfacesTipping Weld Output Terminals And Selecting Cable SizesSocket Turn Off power before connecting to receptacleRemote 14 Receptacle Volts AC Duplex Receptacle And Shielding Gas ConnectionsAll values calculated at 60% duty cycle Electrical Service GuideCheck label inside your unit- only one label is on unit Placing Jumper Links And Connecting Input PowerControls OperationMeters Output Selector SwitchCrater Time Controls Spot Time ControlsApplication Setting Output Waveforms AC Balance ControlBalance Control AC Gtaw Output Contactor Control Switch Amperage Adjustment ControlsArc Controls Postflow Time ControlFor AC And DC Smaw Welding Preflow Time Control Optional High Frequency ControlsMonths Maintenance & TroubleshootingRoutine Maintenance Disconnect power before maintainingAdjusting Spark Gaps TroubleshootingTurn Off power before adjusting spark gaps Reset circuit breaker CB1 see Section Circuit Diagram Welding Processes Using HF Sources Of HF Radiation From Incorrect InstallationHigh Frequency HF Correct Installation Main Assembly Parts ListDia Part Description Quantity Mkgs Panel, Front w/Components Panel, Front w/Components -1 Item Rectifier, Si Diode -1 Item 181Panel, Mtg Components -1 Item Control Panel, Lower Front Control Panel, Lower Front -2 Item OM-353 Page Page Support ServiceHobart Welding Products Contact your Distributor for

OM-353 specifications

The Hobart OM-353 is a powerful and efficient mixer designed for commercial kitchen environments. Renowned for its durability and high-performance capabilities, this heavy-duty equipment revolutionizes the mixing process, ensuring consistent results for a variety of recipes. The OM-353 combines innovative technology and user-friendly design, making it an essential tool for chefs and kitchen staff alike.

One of the standout features of the Hobart OM-353 is its robust motor. With a horsepower of 1.5, it delivers impressive torque, allowing it to handle dense mixtures and heavy doughs with ease. This capability is particularly valuable in high-volume settings, where efficiency and time-saving are crucial. The mixer is equipped with three fixed speeds, enabling operators to select the appropriate speed for different mixing tasks, from slow folding to high-speed whipping.

The bowl capacity of the OM-353 is another significant characteristic, accommodating up to 35 quarts. This large capacity is ideal for batch processing, allowing commercial kitchens to mix substantial quantities of ingredients simultaneously. The mixer features a sturdy stainless steel bowl, providing durability and resistance to wear while being easy to clean and maintain.

In terms of technology, the Hobart OM-353 incorporates a unique planetary mixing action that ensures thorough ingredient incorporation. The mixing attachments, which include a wire whip, flat beater, and dough hook, are designed to maximize efficiency and ensure every ingredient is evenly combined. The user controls are straightforward, featuring an easy-to-use lever for raising and lowering the bowl, along with a safety guard that prevents accidental operation.

Safety is a key consideration in the design of the OM-353. The mixer is equipped with an overload protection system that automatically shuts off the motor in case of excessive load, preventing potential damage. Additionally, its robust construction and stability reduce the risk of tipping during operation, ensuring a safe working environment.

The Hobart OM-353 embodies the ideal blend of power, performance, and safety, making it a staple in many professional kitchens. Its ability to adapt to various mixing needs, combined with its heavy-duty construction, ensures that chefs can rely on this mixer for consistent and high-quality results in their culinary creations. Whether used in bakeries, restaurants, or catering services, the Hobart OM-353 stands out as an indispensable tool for achieving excellence in food preparation.
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