Troubleshooting
For any other issues, please contact your Distributor.
Symptom
Probable Cause
Remedy
MCS chamber Full.
Empty MCS Chamber of spent mandrels.
The Slide Guide and/or the Slide Pipe have
come loose.
Examine the parts for damage and reattach
per the Jaw Replacement instructions in the
“Tool Maintenance” section
Nose Piston stops part of the way back.
Debris built up between the Jaw case and
the Nose Piston
Clean Front End Jaw area. Follow step 10-14
of “Jaw removal and cleaning” section.
Rivets are not being held in Nosepiece.
Tool Vacuum out of adjustment.
Re-adjust Tool Vacuum.
MCS door is open or not closed tight.
Close MCS door. Adjust the latch box
(DP220-182) to ensure the door sealed
close.
Muffler is clogged.
Clean or replace filter material as necessary.
Rivet does not set in application.
Air pressure is too low.
Adjust air pressure to 85-100 psi (5.8-6.9
bar).
Worn or dirty Jaws.
Service Front-End and Jaws.
Rivet breakload is too high. Contact
your
Distributor.
Oil level dropped or air in oil.
Perform Oil Level check.
Mandrel jammed in Nose Piston area.
Wrong Nosepiece.
Use nosepiece that is compatible with rivet
being used.
Dirt or debris between Nose Piston and Jaw
Case.
Service Front-End and Jaws.
Rivet fails to insert into Nosepiece.
Wrong Nosepiece.
Use Nosepiece compatible with rivet being
used.
Rivets not inserted properly in Rivet Tape.
Check Rivet Tape, replace if damaged.
Dirt or debris between Nose Piston and Jaw
Case.
Service Front-End and Jaws.
Air has accumulated in hydraulic chamber.
Perform Oil Level check.
Feeding mechanism is out of alignment.
Contact your Distributor.
Operating speed has dropped.
Air pressure too low.
Adjust air pressure to 85-100 psi (5.8-6.9
bar).
Tool not getting enough lubrication.
Perform Manual Tool lubrication as described
in "Tool Lubrication" section.
Air has accumulated in hydraulic chamber.
Perform Oil Level check.
Nose Piston rapidly moving back and forth.
Trigger piston is at the air passage
changeover point.
With air supply connected, pull Trigger for 3
seconds or more and release.
There is a loud noise in the air fitting area.
The air pressure alarm device has been
activated.
Check the air pressure and adjust to 85-100
psi (5.8-6.9 bar).
Emhart Teknologies
- 50 Shelton Technology Center, Shelton CT 06484 - Tel. (203) 924-9341 - Fax (800) 225-5614 Page
19
