Hilti VC 300-20-W, Original Operating Instructions

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10 English 2333434
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8.4 Checks after cleaning and maintenance
1. After cleaning or carrying out maintenance, check that the vacuum cleaner is assembled correctly and
that it functions faultlessly.
2. Test each of the functions.
9 Transport and storage
9.1 Transport
Do not carry the vacuum cleaner when the waste material container is full.
Do not attempt to crane-lift the vacuum cleaner.
▶
Remove the power conditioner and all loose accessory tools from the cradle.
▶
Empty the vacuum cleaner before the vacuum cleaner is to be carried to another location.
▶
After using it to vacuum up liquids, do not tilt the vacuum cleaner and transport the vacuum cleaner in
the upright position only.
▶
Use the tapered adapter to connect both ends of the hose together conveniently for transport.
9.2 Storage
▶
Store the vacuum cleaner in a secure, dry place where it is inaccessible to unauthorized users.
10 Troubleshooting
If the trouble you are experiencing is not listed in this table or you are unable to remedy the problem by
yourself, please contact Hilti Service.
10.1 Troubleshooting table
Malfunction Possible cause Action to be taken
The vacuum turbine doesn’t
start.
No electric power.
▶
Check the power outlet and
fuse.
The sensors are clogged with dirt.
▶
Check the container level
monitoring system. → page 9
The vacuum turbine switches
itself off.
The container is full.
▶
Empty the container.
The vacuum turbine doesn’t
start after cleaning the waste
material container.
The automatic cut-out is active.
▶
Set the control switch to the
position.
▶
Wait 5 seconds.
▶
Set the control switch to the
position.
The sensors are clogged with dirt.
▶
Check the container level
monitoring system. → page 9
Suction power drops. The suction nozzle, tube, hose or
the filter are blocked.
▶
Remove the blockage.
The filter is clogged.
▶
Perform manual bump-cleaning
of the filter.
▶
Replace the filter elements.
Remove the filter cover.
▶
Close the filter cover.
Drain hose leaking
▶
Check the drain hose for leaks.
Dust is blown out of the appli-
ance.
The filter is fitted incorrectly.
▶
Check that the main filter is
correctly installed.
The appliance switches it-
self off or on inadvertently or
static electricity discharges
through the user.
Electrostatic charge is not
conducted away – the
appliance is connected to an
unearthed/ungrounded power
outlet.
▶
Connect the appliance to an
earthed/grounded power outlet
and use an antistatic suction
hose.