Hilti DX 76 Manual Del Usuario página 33

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3. Use the small round brush to clean the cartridge chamber (3) and the adjacent holes for the power
regulation pin (3).
4. Clean the seat of the piston guide in the fastening tool (4).
5. Oil the piston guide (outside) and wipe off the piston lightly with a cloth (5).
▶ Make sure that no oil makes its way into the cartridge chamber!
6. Oil the slide rails of cycling grip (6).
8.3.5
Final check of the fastening tool
▶ After carrying out care and maintenance, check that all protective and safety devices are fitted and that
they function faultlessly.
9
Troubleshooting
WARNING!
Before you start troubleshooting, make sure there are no cartridges in the fastening tool. If the cartridges
cannot be removed, contact Hilti Service
If the trouble you are experiencing is not listed in this table or you are unable to rectify the problem by
yourself, please contact Hilti Service.
Malfunction
Cartridge is not transported
The cartridge strip cannot be
removed
Cartridge does not fire
Insufficient nail stand-off
Insufficient driving depth
*282471*
Possible cause
Cartridge strip damaged
Fastening tool is damaged
The fastener driving rate is too high ▶ Allow the fastening tool to
Fastening tool not fully pressed
against the work surface
The cartridge strip is used up
The magazine or fastener guide is
not screwed on far enough.
Individual cartridge is faulty
The fastening tool is defective or
the cartridge is faulty
The fastening tool was not cycled
Driving energy too high
Wrong piston used
The piston is worn
Space between metal sheet and
profile.
Driving energy too low
282471
Action to be taken
▶ Remove the cartridge strip and
insert a new strip.
▶ Contact Hilti Service.
cool and then carefully try to
remove the cartridge strip. If
the cartridge sleeve remains
jammed, contact Hilti Service.
Do not attempt to forcibly
remove cartridges from the
magazine strip.
▶ Press the fastening tool fully
against the work surface again
and then pull the trigger.
▶ Unload the cartridge strip and
load a new strip.
▶ Screw the magazine tighter.
▶ Cycle the tool and use up the
remaining cartridges.
▶ Contact Hilti Service.
▶ Rack the cycling grip through
one full cycle.
▶ Reduce the driving energy
→ page 22.
▶ Use the correct equipment
configuration with compatible
piston and fastener.
▶ Change the piston and the
piston stopper.
▶ Avoid gaps between sheet
metal and profile.
▶ Increase the driving energy or
use higher-energy cartridges.
English
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