Numatic HZ 190 Manuel D'utilisation page 10

Cause
Dust caps still fitted
Blocked hose
Bag full
Cloth filter clogged
Hepa cartridge clogged
Variant
Model
Classification
Voltage
Frequency
Power rating
Sound Pressure (LpA)
Uncertainty (KpA)
Low flow operation
(NB 16L/sec corresponds to an airspeed of 20m/sec in a 32mm pipe)
(NB 22L/sec corresponds to an airspeed of 20m/sec in a 38mm pipe)
This appliance is fitted with a low flow indicator to show that air flow has reduced.
In the event of the indicator light flashing, check the following:-
Remove and replace, clean dirty filter by
Replace, seek advice from an instructed
Simplex
HZ
190, 200, 250, 350,
450, 570, 750, 900
TYPE H
115 / 120 / 220 -240V
50 - 60Hz
1000 W
65 dB (A)
0.5 dB
16L/sec (0.96m /min)
3
Low Flow Indicator
Solution
Remove the caps.
Unblock the hose.
Remove and replace
vacuuming.
person or manufacturer.
Duplex
HZD
450, 570, 750, 900
TYPE H
115 / 120 / 220 -240V
50 - 60Hz
1000 W x 2
67 dB (A)
0.5 dB
22L/sec (1.32m /min)
3