© Martin Engineering GmbH 47 M3727UK-09/15
Troubleshooting
Symptom Cause Remedy
The air cannon does
not fill.
Compressed air supply Ensure that the compressor is
switched on and the compressed
air supply pressurised.
Ball valves Check whether the ball valves are
completely opened on all of the air
cannons.
Maintenance unit incorrectly
installed and/or adjusted.
The default setting of the
secondary pressure is 0 bar. Set
the desired value by lifting the unit
and then turning it clockwise.
Check the direction of flow of the
maintenance unit - see marking.
The solenoid valve's air
connections are incorrectly
connected.
Check the air connections - Also
refer to Section 5.2.6.
Connection 1 = inlet,
Connection 4 = outlet,
Connection 5 = venting.
The air cannon tank's plug
is missing
Check whether all of the
connections on the air cannon tank
have been closed.
Fill port of the air cannon. Check whether the fill port was
connected to the compressed air
supply.
Pneumatic connections of
the solenoid valves.
Inspect all of the pipe connections.
Check for leaks. Check the
direction of flow in the pipelines.
The valve's piston, piston
seat or sleeve is jammed,
worn out or soiled
Perform maintenance on the air
cannons.
See Section 6.3.2
Tab. 5: Troubleshooting
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