
Lo - Flo Indicator.
Slow Repeated Flash.
The vacuum cleaner is fitted with a warning lamp that will illuminate and flash when the air speed in the suction
hose falls below <20m/s.
This indicates that the filter cartridge requires changing.
Low Flow Warning Light
Cause
Solution
Suction hose blocked or kinked.
Remove blockage or kink.
Filter clogged or blocked.
Replace filter cartridge.
Notes
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Summary of Contents for Numatic HZC 390L-2
Page 2: ...Kit AA16 2 1 3 Assembly...
Page 3: ...5 4 6 Air Diffuser Hose...
Page 7: ...3 2 1 6 5 4 9 8 7 10 11 Changing Replacing Cable...
Page 14: ...Notes...
Page 15: ...Notes...