EN
UNI 30 E
17261 - 561.228
10 - TROUBLESHOOTING
10
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Pag.
4/5
THIS MANUAL IS PROPERTY OF
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ANY TOTAL OR PARTIAL REPRODUCTION IS STRICTLY FORBIDDEN
Cap.
The safety equipment trips frequently
Mortar too dry
Flow valve blocked due to unsuitable
mixture
Mortar pipe blocked
Mortar diverter blocked
Mortar too thin
Valve body dirty
Mortar pipe bent
•Fluidify it, add water.
•Wash the flow valve (chap. 7.9) and
modify the mixture (chap. 7.2).
•Look for the blockage and eliminate it
(chap. 10.1).
•Wash the mortar diverter.
•Check the composition of the mixture
and modify it if necessary (chap. 7.2).
•Wash the flow and intake valve body
(chap. 10.1).
• Look for the bend and straighten it.
The gun blocks frequently
Deflector hole too small
Sand aggregates too large
Mortar too thin
•Replace the deflector with a suitable
one.
•Use sand with smaller aggregates.
•Make it more consistent. Consult the
mixtures chapter (chap. 7.2).
The pump does not engage
Intake valve body dirty or blocked
Ball valves dirty or worn
Valve seats dirty or worn
Piston consumed
•Wash the intake valve body.
Make sure there are no deposits on the
valve seat and on the inspection cap
(chap. 8.2).
•Wash the ball valves (chap. 7.9).
Replace them if they are worn (chap.
8.2).
•Wash them and replace them with new
ones if necessary (chap. 8.2).
•Replace the piston (chap. 8.2).
Mortar dripping from the gun
Deflector with hole that is too large.
Mortar too consistent
Insufficient air
• Replace the deflector with a smaller
hole.
•Check the mixture according to that
indicated (chap. 7.2).
•Check that the compressor filters are
clean (cap. 8.1). Replace them if
necessary.
•Make sure that the cock to the gun is
completely open.
•Check that there are no air leaks in the
machine system or in the thin pipes that
go to the gun.
•Make sure that the air line cock is
completely open and that the drain cock
is completely closed.
The manometer does not indicate any
pressure
Safety equipment disconnected
Flow valve body blocked due to
unsuitable mixture
Start disconnected, lever in "idle"
position
No mortar in hopper
•Insert it using the relevant lever (chap.
7.7).
•Wash the flow valve body (chap. 8.2)
and modify the mixture (chap. 7.2).
•Stop the motor and insert the desired
gear.
•Introduce it.