Fimer 230-TM Manuel D'emploi page 52

19. TM 320W-TM360W-TM420W-TM500W-TM 650W BLOCK DIAGRAM
1. Remote control switch
2a . Current switch
2b. Selector for current range
3. Power transformer
4. Rectifier bridge
5. Output levelling inductance
6. Output connectors
7. Control board
7a Wire speed control
7b Soft-start setting
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7c Burn back setting
7d Welding time adjustment
8. Wire-feeder motor
9. Gas solenoid valve
10. Thermostat
11. Temperature rise signal
12. Fan
13. Auxiliary transformer
14. ON/OFF switch
15. Light indicating welder is on