extension cable by running over
it, crushing or yanking it or simi-
lar. Protect the power supply ca-
ble from heat, oil and sharp
edges. ● Only use the mains
connection cable prescribed by
the manufacturer, including
when replacing the cable. For
order no. and type see operating
instructions. ● Only replace cou-
plings on the power supply or
extension cable with those with
the same splash guard and the
same mechanical strength.
ATTENTION ● Switch-on proce-
dures will generate short-term
voltage drops. ● Unfavourable
mains conditions may cause
other devices to be impaired.
● In case of a network imped-
ance of less than 0.15 ohms, no
malfunctions are to be expected.
Operation
DANGER ● When using the
device in hazard zones (e.g. ser-
vice stations), adhere to the re-
spective safety regulations.
● Operation in areas where
there is a risk of explosion is pro-
hibited unless the device is ex-
plicitly intended for this. See
chapter Intended use in the op-
erating instructions. ● Risk of
explosion. Certain substances
can form explosive vapours or
mixtures with the suction air due
to turbulence and corrode the
materials in use on the device.
Never use the device to vacu-
um up combustible gases, liq-
uids or dusts (reactive dusts)
unless it is explicitly designat-
ed for this. See chapter In-
tended use in the operating
instructions.
Never use the device to vacu-
um up reactive metal dusts
(e.g. aluminium, magnesium,
zinc) in combination with
strongly alkaline or acidic de-
tergents.
Never use the device to vacu-
um up undiluted brine or ac-
ids.
Never use the device to vacu-
um up organic solvents (e.g.
petrol, paint thinner, acetone,
heating oil).
Never use the device to vacu-
um up any burning or smoul-
dering objects/matter.
WARNING ● Never use the
device to vacuum up people or
animals. ● Only use the device
for vacuuming up dusts that are
harmful to human health if it is
expressly designated for this
use. Observe the safety instruc-
tions in the operating instruc-
tions.
CAUTION ● Check the de-
vice and the accessories each
time before operation, in particu-
lar the mains connection and ex-
tension cable, to make sure it is
safe and working correctly. Pull
out the mains plug in case of any
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