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9)
The earth path continuity between the pick-up nozzle and the earth pin of the plug
must be checked by a competent person at regular intervals and documentary
records should be kept of these checks. Using a Megohmmeter the reading should be
<50M .
10) Use only the hose and accessories supplied by the manufacturer. These have been
ATEX / UKEX tested and assessed as suitable for use with this appliance. A wider
range of ATEX / UKEX approved
any other hose or accessories.
11) Use only Kerstar approved accessories and spare parts.
12) This vacuum cleaner must not be installed and/or used as a fixed extraction
system and/or run unattended.
13) This appliance must be disconnected from the electrical supply before any
maintenance tasks are carried out.
14) This vacuum cleaner must remain stationary when in use. A locking castor is fitted to
prevent movement. Do not attempt to pull the vacuum cleaner by the hose or power
supply cable when in use.
15) Do not carry or drag your vacuum cleaner by the mains supply cable. Do not tug at the
mains supply cable to remove the plug from the wall socket.
16) Do not cover the motor head. This vacuum cleaner draws air into the motor head for
cooling purposes.
17) When collecting dust or debris that may ignite or explode, empty the cleaner after every
use.
18) The disposable Microfibre bag used in this vacuum cleaner is not designed to be
emptied. If it is full or if the vacuum efficiency is impaired, it must be replaced.
19) The appliance should only be operated when all filters, including filters for motor
cooling air, are in position and undamaged.
20)
The sound power & pressure level emitted by these appliances are:
KEVA 20H, 30H, 45H
Declared Dual Number Noise Emission Values in accordance with ISO 4871
Units
Measured A-Weighted Sound Power Level. LWA (ref. 1pW,
decibels)
Uncertainty, KWA in decibels:
Measured A-weighted emission sound pressure level, LpA
(ref 20
ϻPa) at the operator's position in decibels.
calculated to BS EN ISO 1120.:2009 using d= 1m
Uncertainty, KpA in decibels:
21) Appropriate Personal Protective Equipment in the form of ear defenders should be
worn.
22) The magnitude of vibration emissions for the machine at the hose end is below
2.5m/s². Only use the caddy handle or vacuum cleaner main handle for moving the
device to the desired location.
23) This machine is intended for commercial use, for example in factories, and locations
and areas where explosive atmospheres may exist, according to the rating plate
shown within these instructions. This appliance is not intended for use by children, and
where children are present, they must be supervised at all times, to prevent them
accessories are available from Kerstar. NEVER use
77.6 + 13.7 = 91.3 dB(A) re 1pW
2
LpA = 91.3 – 13.7 = 77.6 dB(A) re 20 ϻPa
1LpA
2
4
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