19
(4) Too much abrasive comes
Abrasive metering valve too
Check and correct adjustments.
Choke valve not completely
Check and open it completely if
(5) Pop-up valve does not
remain closed.
Insufficient air volume or
pressure.
Check air pressure of
compressor with a needle
(6) Pop-up valve does not seal
off filling port after
Worn pop-up valve and / or
gasket (item 10).
Replace pop-up valve and / or
gasket.
Blocked guide for pop-up valve. Open inspection door (item 21)
(7) Blast machine does not
depressurize or is blocked.
Clogged deadman handle. Clean deadman handle.
Remote control hose incorrectly
Exchange connections.
Remote control valve RMS-
2000A (RMS 1500+500) or
Disassemble and repair it.
Electric remote controls (with or
without dual function):
Switch on the magnetic valve in
position ″1“ (manual control).
Put switch in position ″0“
(automatic control).