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Item 64518
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4. To clean the Jaws, use a steel brush and isopropyl
alcohol. Then apply a light coat of machine oil to
the Jaws and insert them back into the Jaw Case.
5. To replace the Jaws, insert the new
set of Jaws into the Jaw Case.
6. Reattach the Jaw Case to the Jaw Cylinder.
important:
When reassembling the Jaw Case,
line up the wedge on the Jaw Pusher’s head
in-between the Jaws, pushing them slightly apart.
7. Check the distance from the head of the
Jaw Case to the mounting threads of the
Housing using the Wrench Gauge.
Wrench Gauge
Housing
(threads)
Jaw case
Jaw
cylinder
Lock
nut
8. With the gauge at a slight incline, the back of
the gauge should rest on the end of the Housing
threads, while the front of the gauge should
rest on the front edge of the Jaw Case. If it
does not, tighten/loosen the Jaw Case until the
distance is corrected. Refer to Figure C.
nOtE:
Use the included Wrench Gauge as a
general guideline only. Jaw Case tightness must be
fine-tuned to the application, rivet supplier, etc.
9. Before reassembly, secure the Lock Nut against
the Jaw Cylinder using the Wrench Gauge.
10. Replace the Outer Cylinder and
tighten using the Wrench.
troubleshooting
problem
possible causes
Likely Solutions
Jaws slipping.
Worn or damaged Jaws.
Replace Jaws.
Jaws will
not open.
1. Loose Nosepiece.
2. Dirty Jaws.
1. Tighten Nosepiece.
2. Clean Jaws.
Stroke is
too short.
1. Rivet pin not properly
inserted into Riveter.
2. Low hydraulic fluid.
3. Rivet wrong size.
1. Fully insert pin.
2. Prime Riveter – see page 13.
3. Use proper rivet length.
Weak pulling
action.
1. Low air pressure.
2. Broken/inadequate
air compressor.
3. Low hydraulic fluid.
1. Check regulator.
2. Have compressor serviced by a qualified technician/
upgrade to compressor of sufficient capability.
3. Prime Riveter – see page 13.
Leaking air.
1. Poor hose connections.
2. Damaged O-Ring.
3. Dirty Air Valve or airline inlet.
1. Reconnect using pipe thread seal tape.
2. Replace O-Ring.
3. Clean and lubricate with pneumatic tool oil.
Workpiece not
tightly held
together by rivet.
Rivet pin not pulled far enough
through workpiece.
Tighten Riveter’s Jaw Case and use proper size rivet.
Rivet head
deformed in
workpiece.
Rivet pin not properly released
during installation.
Loosen Riveter’s Jaw Case and use proper size rivet.
Follow all safety precautions whenever diagnosing or servicing the tool.
Disconnect air supply before service.