Indutherm VC 400 LCD, Instruction Manual, Page: 33 / 42

86014010_04_OPERATING_MANUAL_VC400_LCD_GB.DOC 25.11.2016 KS
page 33
6 Service
6.1 Troubleshooting
Only trained personnel should open the machine.
The machine cannot be turned on:
- when there is no mains supply.
The heating cannot be turned on:
- when there is no cooling water supply,
- when there is no compressed air supply,
- when there is no protective gas supply,
- when thermocouple is not in place or defective and
- when generator is running hot.
For other error codes and warnings, see chapter
_Software_documentation
software
documentation.
Incorrect temperature indication:
- thermocouple was not programmed correctly on temperature control
(in this case generator can be stopped)!
Low generator output:
- nominal value of temperature control too low.
Problems with pressure in the bell:
- bad flask gaskets (replace gaskets, lower gasket: use silicon, upper gasket: use
graphite),
- clean flask flange and
- error with vacuum supply (when using vacuum).
Problems with vacuum in the flask:
- bad flask gaskets (replace gaskets, lower gasket: use silicon, upper gasket: use
graphite),
- clean flask flange,
- clean vacuum pump filter and
- vacuum supply not in order.