TROUBLESHOOTING TIPS
PROBLEM POSSIBLE SOLUTION
Surging of blast flow?
Air pressure too low------------------- See “Lack of Air”
Too much media----------------------- Adjust media valve
Excessive media consumption?
Media valve open too far------------- Close slightly
Air pressure too low------------------- Check pressure gauge
Clogging and plugging of blast flow?
Debris in media------------------------ Purge & screen
Media size too large------------------- Use smaller grit size
Nozzle plugs---------------------------- Use larger nozzle
Nozzle plugs---------------------------- Adjust media valve
Wet media------------------------------- Dry media, drain water from air
Moisture in abrasive media?
Wet media------------------------------ Change or use dry media
Water in air----------------------------- Drain water from air lines
Water in tank--------------------------- Empty, dry out and refill
Humid weather?
Moderate humidity-------------------- Keep media dry as possible
Moderate humidity-------------------- Use dryer or moisture separator
High humidity ------------------------- Avoid usage if possible
Overtaxed compressor?
Compressor too small ---------------- Restrict time used
Nozzle size too large ---------------- Use smaller size
Too many leaks in plumbing ------- Seal and tighten plumbing
Holes in abrasive hose---------------- Replace
Air filter on compressor-------------- Clean
Lack of air pressure?
Compressor too small ---------------- Use smaller nozzle
Supply valves not on full position--- Open valves
Nozzle size too large ---------------- Use smaller size
Leaks in plumbing--------------------- Seal & tighten plumbing
Holes in abrasive hose----------------- Replace hose
Air filter on compressor plugged----- Clean filter
Urethane gasket worn or dirty-------- Clean or replace gasket
Lack of abrasive flow?
Blaster tank empty--------------------- Fill tank
Moisture in media---------------------- Dry media
Not enough air pressure--------------- Check system
Abrasive hose kinked ----------------- Straighten
Debris in media------------------------- Clean or screen media
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