9
en
9. Troubleshooting
-WARNING-
The tool must be unloaded before taking any steps to remedy faults.
Fault
Cartridge is not
transported.
Cartridge strip cannot be
removed from the tool.
Cartridge doesn't fire.
Fastener penetrates too
deeply (inadequate
fastener stand-off).
E
Fastener does not
penetrate deeply enough
(excessive fastener
stand-off).
D
Possible cause
Damaged cartridge strip.
The tool is damaged.
The tool is damaged or has
overheated due to an excessively
high fastener driving rate.
Misfire.
The tool needs to be cleaned.
The base plate and fastener transport
system section are not screwed on
fully.
The tool is not pressed down fully.
All cartridges on the strip have been
used up.
Fastener transport malfunction.
A single cartridge is defective.
The tool or cartridges are defective.
Fastener missed the steel beam.
Power setting too high.
The piston is worn.
The wrong piston has been fitted.
Fastener driven into the rib of the
beam.
Different thickness and/or strength of
supporting material.
Fastener driving power is too low.
The tool needs to be cleaned.
The piston is broken.
The tool is damaged.
The wrong piston has been fitted.
Remedy
Change the cartridge strip.
(see 7.3.1
and 7.2.3)
Contact Hilti.
Allow the tool to cool down and then try
again to carefully remove the cartridge
strip. If still not possible, contact Hilti.
-NOTE-
Do not attempt to forcibly remove
cartridges from the strip or from the tool.
See “Remedying malfunctions”
(7.4)
.
Clean the tool.
Screw the base plate and fastener
transport system on fully.
Press the tool down fully before pulling
the trigger.
Remove the cartridge strip and reload
with a new strip.
Check the movement of the fasteners;
unload defective fasteners if necessary.
Advance the cartridge strip manually
by one cartridge at the cartridge loading
side by pushing it further into the
tool and then use up the remaining
cartridges.
Contact Hilti.
Mark the position of the beam.
Drive another fastener into the beam.
Reduce fastener driving power according
to the recommendations for the cartridge
or use a less powerful cartridge.
Replace the piston and piston stopper.
Check that the right combination of
piston and fastener is used.
Reposition the tool and drive another
fastener.
Increase fastener driving power in
accordance with recommendations
or use a more powerful cartridge.
Increase fastener driving power in
accordance with recommendations
or use a more powerful cartridge.
Clean the tool.
Change the piston and piston stopper.
Contact Hilti.
Check that the right combination of
piston and fastener is used.
Printed: 10.04.2017 | Doc-Nr: PUB / 5126862 / 000 / 00
Printed: 10.04.2017 | Doc-Nr: PUB / 5126862 / 000 / 01
