27PI-120March 2020
9. Replace lip seals in mounting plate if necessary.
10. Re-assemble shaft/bearing assembly into body and install to mount-
ing plate using the six 10-32 capscrews. Torque capscrews to 60
In-Lbs.
11. Assemble the remainder of gun in reverse of disassembly.
12. Begin blasting at low pressure while observing nozzle rotation. Front
barrel should rotate at approximately 2000-2500 RPM at 90 psi sup-
ply air pressure (1500-2000 RPM for 48” gun).
13. Increase pressure slowly until desired blast pressure is reached.
Removing Small Bearing
Removing Large Bearing
Pressing New Bearings On Shaft
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