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Trouble or fault
The power tool doesn't
start.
No hammering action.
The rotary hammer doesn't
achieve full power.
The drill bit cannot be re-
leased.
The drill bit makes no
progress.
Disposal
Most of the materials from which Hilti tools and appliances are manufactured can be recycled.
The materials must be correctly separated before they can be recycled. In many countries, your old
tools, machines or appliances can be returned to Hilti for recycling. Ask Hilti Service or your Hilti
representative for further information.
▶
Do not dispose of power tools, electronic equipment or batteries as household waste!
China RoHS (guideline on restriction of the use of dangerous substances)
The following link takes you to the table of dangerous substances: qr.hilti.com/r321.
You will find a link to the RoHS table, in the form of a QR code, at the end of this document.
Manufacturer's warranty
▶
Please contact your local Hilti representative if you have questions about the warranty conditions.
fr Notice d'utilisation originale
Indications relatives au mode d'emploi
À propos de ce mode d'emploi
• Avertissement ! Il convient de lire et comprendre toute la documentation jointe, y compris, sans
s'y limiter, les instructions, avertissements de sécurité, illustration et spécifications fournies avec
le présent produit. Prenez connaissance de toutes les instructions, avertissements de sécurité,
illustrations, spécifications et fonctions du produit avant de l'utiliser. Tout manquement à cette
obligation peut entraîner un choc électrique, un incendie, et/ou des blessures graves. Conservez
l'ensemble des avertissements et instructions pour consultation ultérieure.
• Les produits
et réparés que par un personnel autorisé et formé. Ce personnel doit être spécialement instruit
*238043*
Possible cause
Interruption in the electric sup-
ply.
The carbon brushes are worn
out.
The power tool is too cold.
The gauge (cross section) of the
extension cord conductors is
inadequate.
The chuck is not pulled back
fully.
The power tool has been set to
reverse rotation.
sont destinés aux professionnels et ne doivent être utilisés, entretenus
238043
Action to be taken
▶
Plug in another electric tool or
appliance and check whether
it works.
▶
Have the power tool checked
by a trained electrical special-
ist and the carbon brushes
replaced if necessary.
▶
Bring the tip of the drill bit
into contact with the working
surface, switch the rotary
hammer on and allow it to
run. If necessary, repeat the
procedure until the hammering
mechanism begins to operate.
▶
Use an extension cord with
an adequate conductor cross
section.
▶
Pull the tool lock back as far
as it will go and remove the
accessory tool.
▶
Set the power tool to forward
rotation.
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