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Malfunction/fault
1. Air escapes at the vent slot
2. Air escapes at the release
valve (18) (slight air flow is
permissible)
3. Piston (29) fails to return to its
initial position
4. Blank shots
5. Insufficient stunning impact
6. Insufficient return stroke
Schmid & Wezel
D 75433 Maulbronn
Tabelle 1: Troubleshooting
Possible cause
One of the O-rings (14, 33, 34,
39, 43) is damaged or dirty.
Sliding surfaces of the valve gate
(36) are damaged
Release valve defective
Device not sufficiently powered or
application time too short.
Piston is jammed.
Important parts (18, 35, 36, 55)
insufficiently lubricated.
One O ring (14, 31) worn or
damaged.
Release valve defective
Compressed air pressure too low.
Incorrect release point settings.
Release valve defective
Insufficient lubrication.
One O ring (14, 33, 34)
damaged.
Retainer (41) damaged.
One O ring (31, 50) damaged.
Sleeve (15) leaking or incorrectly
installed.
Buffers (49, 49a) damaged or
worn.
Page / Seite
8 / 21
Remedy
Clean or replair O-ring.
Polish sliding surfaces or replace
valve gate.
Replace release valve (see
chapter 4.1.4 "Replacing the
release valve (18)" (page 6))
After the release valve has been
changed, readjust the release
point, see Appendix A.1.2 (page
11).
Place the device more forecfully
on the animal's head.
Check piston for easy movement
and repair, if necessary.
Clean and lubricate the parts.
Replace O-rings.
Replace release valve (see
chapter 4.1.4 "Replacing the
release valve (18)" (page 6))
Adjust pressure settings.
Readjust release point, Appendix
A.1.2 (page 11).
Replace release valve (see
chapter 4.1.4 "Replacing the
release valve (18)" (page 6))
Adjust oiler settings chapter 3.1
"Commissioning" (page 3)
Replace O-rings.
Replace retainer.
Replace O-rings.
Install sleeve correctly (align the
locking recess in the sleeve with
the locking tab in the housing).
Replace sleeve.
Replace buffers.
Version / Ausführung
11.2011
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