Kjellberg SmartFocus 300 Short Instruction Manual page 14

Short instruction manual Smart Focus 300 with FC-300
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1.6 Information for trouble shooting
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error
1. After activating the key switch S1 "mains
ON" (2) to position „I" and switching on the
green illuminated push button S2 "PA ON"
(3), Pa does not switch ON
2. LED signal lamp yellow H31 "cumulative
error" (13) is ON and LED signal lamp
green H28 "Gas OK" (8) is OFF
3. LED signal lamp yellow H31 "cumulative
error" (13) is ON and LED signal lamp
green H29 "Coolant OK" (7) is OFF
4. LED signal lamp yellow H31 "cumulative
error" (13) is ON and LED signal lamp
green H30 "Temperature OK" (9) is OFF
5. LED signal lamp white H11 "Pilot arc" (10)
OFF:
6. LED signal lamp white H10 "Main arc" (11)
OFF: plasma cutting machine switches
OFF after ca. 10 s
Should coolant leak out, the cutting machine has to be switched off immediately, resolve the error and dry
the cutting machine!
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The plasma sequence control of the plasma cutting system is displaying certain error codes, if during service
or operation errors are noticed. The current display indicates the corresponding error messages and
additionally the respective LED light.
The description of these errors and the rectification is given in the following chart:
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reason / solution
• emergency-stop device S3 "emergency stop" (1) is
activated (reset switch)
• „emergency stop" of CNC is activated
• link X102 (C3-C4) and X106 (1-2) for operation without
CNC
• cover plate on back wallof PA or door of PBA open
• control cable plasma torch not connected to X121/X122
• filling level in the coolant tank to low
• low pressure of selected gases (see cutting chart)
• coolant flow < 3.0 l/min
• no or less coolant filled up
• thermal overload on rectifier
 cool down by running fan
• no ignition
• check the pilot current
• no cutting power, main power source OFF
• pilot arc time > 10 s;
• pilot arc without contact to workpiece
• no current flow to workpiece
- workpiece cable not connected
- ignition height not correct