Hobart Welding Products OM-2208 manual Blowing Out Inside Of Unit, Troubleshooting

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5-3. Blowing Out Inside Of Unit

Y Do not remove case when blowing out inside of unit.

To blow out unit, direct airflow through front and back louvers as shown.

ST-801 192

5-4. Troubleshooting

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Trouble

 

 

Remedy

 

 

 

 

 

No weld output; unit completely inop-

Place line disconnect switch in On position (see Section 3-6).

erative.

 

 

 

 

 

 

 

 

 

 

 

Check and replace line fuse(s), if necessary, or reset circuit breaker (see Section 3-6).

 

 

 

 

 

 

 

 

Check for proper input power connections (see Section 3-6).

 

 

 

 

 

No weld output; meter display On.

If using remote control, be sure mode switch is in a position that provides output control at Remote 14

 

 

 

receptacle (see Section 4-4 or 4-6 as applicable).

 

 

 

 

 

 

 

 

Input voltage outside acceptable range of variation (see Section 3-5).

 

 

 

 

 

 

 

 

 

Check, repair, or replace remote control.

 

 

 

 

 

 

 

 

 

Unit overheated. Allow unit to cool with fan On (see Section 2-2).

 

 

 

 

 

 

 

 

If unit contains optional ground current sensor, excessive current in the ground circuit may have been

 

 

 

detected. Have electrician check input power circuit.

 

 

 

 

 

Erratic or improper weld output.

Use proper size and type of weld cable (see Section 3-2).

 

 

 

 

 

 

 

 

 

Clean and tighten all weld connections.

 

 

 

 

 

 

 

No 115 volts ac output at duplex recep-

Reset circuit breaker CB1 (see Section

3-4).

tacle, Remote 14 receptacle.

 

 

 

 

 

 

 

 

 

No 24 volts ac output at Remote 14 re-

Reset circuit breaker CB2 (see Section

3-4).

ceptacle.

 

 

 

 

 

 

 

 

 

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Contents Description OM-2208Processes From Hobart to You Table of Contents Page Arc Welding Hazards Symbol UsageMarks a special safety message Electric Shock can killFlying Metal can injure eyes ARC Rays can burn eyes and skinWelding can cause fire or explosion Buildup of GAS can injure or killPrincipal Safety Standards EMF Information About PacemakersUN Choc É Lectrique peut tuer Signification des symbolesConsignes DE Securite Lire Avant Utilisation LES Fumé ES ET LES GAZ peuvent ê tre dangereuxLE Bruit peut affecter l’ouïe LE Soudage peut provoquer un incendie ou une explosionDES Particules Volantes peuvent blesser les yeux ’EMPLOI Excessif peut Risque D’INCENDIE OULA Chute DE L’APPAREIL peut blesser DES Organes Mobiles peuvent provoquer des blessuresConsignes relatives aux stimulateurs cardiaques Principales normes de sé curitéInformation sur les champs é lectromagné tiques Duty Cycle And Overheating SpecificationsIntroduction Volt-Ampere Curves CC ModeCV Mode Movement Do not move or operate unit where it could tip InstallationDimensions And Weight Selecting a Location45 m 60 m 70 m 90 m 105 m 120 m Weld Output Receptacles And Selecting Cable SizesARC Welding can cause Electromagnetic Interference Put terminalsRemote 14 Receptacle Information Socket InformationInput Voltage Electrical Service GuideHz Three Phase Hz Single Min Grounding Conductor Size In AWG/KcmilConnecting Input Power For single-phase operationOperation Front Panel Controls For CC/CV ModelFront Panel Controls For CC Model Mode Switch Setting Process Output On/Off Control Mode Switch Settings For CC/CV ModelMode Meter Reading At Idle Meter Reading While Welding Meter Functions For CC/CV ModelMode Switch Settings For CC Model Meter Functions For CC ModelMaintenance & Troubleshooting Lift-Arc TIG ProcedureHE.L P-9 Voltmeter/Ammeter Help DisplaysBlowing Out Inside Of Unit TroubleshootingDo not remove case when blowing out inside of unit OM-2208 Electrical Diagrams Circuit Diagram For 230/460 Volt ModelsCircuit Diagram For 460/575 Volt Models Parts List Parts AssemblyItem Dia Part Description Mkgs Quantity Dia Part Description Mkgs Quantity OM-2208 OM-2208 Service SupportContact your Distributor for Hobart Welding Products