6-4. Troubleshooting
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| Trouble |
| Remedy | |
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No pilot arc; difficulty in establishing an | Clean or replace worn consumables as necessary (see torch Owner’s Manual). | |||
arc. |
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| Check for damaged torch or torch cable (see torch Owner’s Manual). | |
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No cutting output; Power light off; | Place Power switch in On position. | |||
Trouble lights off; Ready light off; fan mo- |
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tor FM does not run. |
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| Place line disconnect device in On position (see Section | |
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| Check line fuse(s) and replace if needed or reset circuit breakers (see Section | |
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Pilot arc working; no cutting output; Pow- | Be sure work clamp is connected. | |||
er light on; Ready light on; Trouble lights |
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off; fan motor running. |
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| Clean or replace worn consumables as necessary (see torch Owner’s Manual). | |
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No gas/air flow; Power light on; Ready | Have Factory Authorized Service Agent check for proper torch connections. Check operation of gas | |||
light on; Trouble lights off; fan motor | valve GS1, and check gas/air system for leaks. | |||
running. |
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Pressure Trouble light On; Ready light | Check for correct gas/air pressure adjustment (see Section | |||
off. |
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| Check for sufficient gas/air supply pressure (see Section | |
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| Check for dirty air filter/regulator and clean, if needed (see manufacturer’s instructions). | |
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| Check air lines for leaks. | |
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| Have Factory Authorized Service Agent check pressure switch and control board. | |
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Cup Trouble light On; Ready light off. | Check torch shield cup (see Section | |||
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| Have Factory Authorized Service Agent check for proper torch connections. | |
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Temperature Trouble light On; Ready | Inverter heat sink or output heat sink overheating. Allow fan to run; the Trouble light goes out when the | |||
light off. | unit has cooled. | |||
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| Have Factory Authorized Service Agent check control board. | |
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Trouble lights not working. | Have Factory Authorized Service Agent check unit. | |||
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Power light flashing, Trouble lights off. | Reset power switch. | |||
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