Miller Electric CP-202 Operation, Maintenance & Troubleshooting, Controls, Routine Maintenance

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SECTION 3 − OPERATION

3-1. Controls

5

6

1

2

3

4

1Power Switch

2Pilot Light

Light is on when power is On.

3 Preset Indicator Light

When light is on, the voltmeter displays preset welding voltage as selected by the Voltage Adjustment control.

When light is off, the voltmeter displays actual welding voltage while welding.

YWeld output terminals are energized only when the preset indicator light is Off.

4Voltage Adjustment Control

5Voltmeter

6Ammeter

Ref. ST-801 380-B

SECTION 4 − MAINTENANCE & TROUBLESHOOTING

4-1. Routine Maintenance

	Y	Disconnect power	. Maintain more often
	Y	Disconnect power	during severe conditions.
		before maintaining.	during severe conditions.
		before maintaining.

3 Months

Replace

Damaged Or

Unreadable

Labels

Repair Or

Replace

Cracked

Cables And

Cords

Clean And

Tighten

Weld

Terminals

6 Months

Blow Out Or

Vacuum Inside

OM-259 Page 17

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Contents OM-259 ProcessesDescription From Miller to You Table of Contents Page Marks a special safety message Symbol UsageArc Welding Hazards Electric Shock can killWelding can cause fire or explo- sion ARC Rays can burn eyes and skinFlying Metal can injure eyes Buildup of GAS can injure or killPrincipal Safety Standards About Pacemakers EMF InformationUN Choc Électrique peut tuer Signification des symbolesLES Fumées ET LES GAZ peuvent être dangereux Identifie un message de sécurité particulierDES Particules Volantes peuvent blesser les yeux LE Soudage peut provoquer un incendie ou une explosionDES Pièces Chaudes peuvent pro- voquer des brûlures graves LE Bruit peut affecter l’ouïeLA Chute DE L’APPAREIL peut blesser Risque D’INCENDIE OU’EMPLOI Excessif peut DES Organes Mobiles peuvent provoquer des blessuresPrincipales normes de sécurité Information sur les champs électromagnétiquesConsignes relatives aux stimulateurs cardiaques − Installation SpecificationsDuty Cycle And Overheating Ampere Models 300 Ampere Models Volt-Ampere CurvesDo not move or operate unit where it could tip Dimensions And WeightsSelecting a Location Movement TippingSlope Connection Label Tapped Reactor AC-Z And Slope Coils Slope Selection 250 Ampere ModelInductance Selection 200 And 300 Ampere Models Weld Output Terminals And Selecting Cable Sizes Remote 14 Receptacle InformationARC Welding can cause Electromagnetic Interference Electrical Service Guide Connecting To 115 Volts AC Duplex ReceptacleVolts Placing Jumper Links And Connecting Input PowerRoutine Maintenance − Maintenance & Troubleshooting− Operation ControlsTrouble Remedy TroubleshootingCircuit Diagram For 250 Ampere Model − Electrical DiagramsComplete Assembly − Parts ListDia Part Mkgs Description Quantity RC9 Call Miller for your local Miller distributor Miller Electric Mfg. Co Owner’s Record