Renfert hotty Mode D'emploi page 10

13 Troubleshooting Guide
Error
EN
No display / no opera-
tion, although the unit
is switched on the main
switch (A).
The unit is operating but
there is no increase in
temperature.
Possible cause
• Power supply interrupted.
• Faulty overheat fuse.
• Faulty unit fuse.
• Faulty thermal sensor.
• Faulty heater.
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Corrective action
• Check the power supply and power cords.
• Have fuse replaced by Service Department.
• Have fuse replaced by Service Department.
• Have probe replaced by Service
Department.
• Have heater repaired by Service
Department.
Subject to modification.