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Fault diagnosis - Fault rectification
Mains supply indicator (1) is not lit
Mains switch in “I” position
Cause:
Fault in the power feed
Remedy:
Check mains cable, mains plug, and mains protection
Mains indicator (2) flashes
Mains switch in “I” position
Cause:
Inadmissible mains fluctuations when device is switched on
Remedy:
Check mains for voltage and frequency, switch device on again
Mains indicator (2) flashes
Suction turbine not working
Cause:
Turbine fuse (3) faulty
Remedy:
Replace turbine fuse (3):
- Set mains switch (6) to “0” position
- Disconnect mains cable (8) from mains supply
- Replace turbine fuse (3)
- Connect mains cable (8) to mains supply
- Set mains switch (6) to “I” position - mains indicator (2) goes off
Cause:
Temperature in device too high
Remedy:
Allow device to cool down
Filter display (2) on
Cause:
Activated carbon filter is full
Remedy:
Replace activated carbon filter and filter mats
Suction power not achieved
Cause:
Bend in the suction hose; suction hose or suction nozzle are installed
incorrectly
Remedy:
Remove bend from suction hose, check suction hose and suction nozzle
for foreign bodies, remove foreign bodies
Fault diagnosis -
Fault rectification
General
All faults detected by the MC fume extractor are displayed by way of MC mains indica-
tor (2) and filter indicator (3) .
After switching on the extractor, both indicators light up for approx. 1 sec during the
start-up phase. During the start-up phase, the MC fume extractor checks the mains
voltage present .
