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8. Troubleshooting
Fault
The cartridge can't be in-
serted in the tool.
en
No mortar flows out of the
mixing nozzle.
Inadequate flow of mortar
from the mixing nozzle.
The cartridge cannot be re-
moved from the tool.
9. Disposal
CAUTION
Improper disposal of the equipment may have serious consequences: The burning of plastic components
generates toxic fumes which may present a health hazard. Careless disposal may permit unauthorized and
improper use of the equipment. This may result in serious personal injury, injury to third parties and pollution
of the environment.
Most of the materials from which Hilti tools or appliances are manufactured can be recycled. The materials must
be correctly separated before they can be recycled. In many countries, Hilti has already made arrangements
for taking back old tools and appliances for recycling. Ask Hilti customer service or your Hilti representative
for further information.
6
Printed: 07.07.2013 | Doc-Nr: PUB / 5070005 / 000 / 00
Possible cause
The piston rods are not fully re-
tracted.
The cartridge has been inserted
incorrectly.
The compressed-air connection is
faulty.
The operating pressure is too low.
The mortar has hardened in the
mixing nozzle.
The cartridge is empty.
The mortar is too cold.
The operating pressure is too low.
Flow resistance is too high when a
mixing nozzle extension is used.
The piston rods are not fully re-
tracted.
Remedy
Press the piston retraction button.
See section: 6.2 Inserting the car-
tridge in the tool 3
Insert the cartridge correctly.
See section: 6.2 Inserting the car-
tridge in the tool 3
Check the compressed-air connec-
tion.
See section: 5.1 Connecting the
compressed-air supply
Use the regulating wheel to adjust
the pressure.
See section: 6.3 Dispensing 4
Unscrew the hardened mixing noz-
zle. Screw on a new mixing nozzle.
Insert a new cartridge.
Observe the permissible application
temperature range.
Use the regulating wheel to adjust
the pressure.
See section: 6.3 Dispensing 4
Shorten the mixing nozzle exten-
sion.
Press the piston retraction button.
See section: 6.4 Remov-
ing/changing the cartridge 5
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