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O
perating Instructions
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Low or no air pressure at tool
Material not blasting from gun
Gun will not shut off - trigger
stuck
Sputtering - low vacuum
Sputtering - air/abrasive leaks at
nozzle/jet area
Sputtering - vacuum leak
Sputtering - particle clogging
1. Regulator set incorrectly
2. Pinched hose
3. Dirty compressor filter
1. Clogged material hose
2. Buildup around jet
3. Damp or heavy material
4. Water in air supply
Damaged o-rings in air valve
1. Worn jet and/or nozzle
2. Abrasive buildup around jet/nozzle
1. Loose nozzle or jet
2.
Damaged o-ring
1. Loose material hose
2. Damaged o-ring
Hose connector hole is covered
1. Reset regulator
2. Straighten hose
3. Clean or replace filter
1. Lower the pressure below 40 psi.
F
irmly hold the gun tip flat against
the ground and pull the trigger to
force the material back out of the
material hose
2. Remove nozzle and clean around jet
3. Replace with dry abrasive. (Damp
material can be dried and reused)
4. Drain compressor tank and install
water separator, See “Moisture in
Compressed Air” box
Remove and replace o-rings
1. Replace jet and/or nozzle
2. Remove nozzle and jet and clean.
Make sure the threads are clean
before re-assembling
1. Tighten nozzle or jet
2. Replace o-ring
1. Tighten material hose
2.
Replace o-ring
Uncover hose connector hole
Troubleshooting Chart
Symptom Possible Cause(s) Corrective Action