Comet MTP AX Misting, Инструкции по сборке, эксплуатации и техническому обслуживанию

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37
TROUBLESHOOTING
WARNING
• Also follow the instructions contained in the manual of the machine in which the motor pump is
integrated.
• Before doing any jobs, perform the operations described in the
“s
top
”
paragraph.
In the event of not being able to restore the correct operation of the motor pump with the aid of the information
contained on the following table, contact a Skilled Technician .
PROBLEMS CAUSES REMEDIES
The electric motor fails
to start or stops during
operation.
One of the safety devices has triggered
of the plant to which the machine that
integrates the motor pump is connected
(fuse, differential switch, etc.).
Reset the safety device.
If it triggers again, do not use the machine and
contact a Skilled Technician .
The thermal or ammeter cut-out has
triggered.
Follow the instructions in the
“S
AFETY DEvICES
”
paragraph.
The power cable plug is not properly
fitted.
Disconnect the plug from the socket and fit it
back correctly.
The electric motor hums
but does not start.
The electrical system and/or the
extension are inadequate.
Follow the instructions in the
“C
hECkING AND
CONNECTING UP TO ThE POWER SUPPLY
”
paragraph.
The pump does not prime. Suction of air. Check the integrity of the suction circuit.
Delivery line closed (e.g., spray gun
closed).
Reset the delivery pressure (e.g., spray gun open).
“PRIMING” button (11) not pressed (only
MTP AXR and MTP AX Misting with Total
Stop)
Keep the button pressed for all the time required
for priming.
The pump fails to reach
max pressure.
Pressure adjustment knob (2) not
tightened enough.
Turn the knob clockwise until required pressure
is achieved.
Not enough water supply or priming
too deep.
Make sure the water supply flow rate or priming
depth is in compliance with the indications in the
“S
PECIFICATIONS AND TEChNICAL DATA
”
paragraph.
Suction circuit blockages. Check the suction circuit (especially make sure the
suction filter is clean).
Unsuitable conditions of use (e.g., nozzle
worn, lance in low-pressure position, etc.)
Restore the correct conditions of use.
Irregular pressure and flow
rate (pulsating).
Air suction. Check the integrity of the suction circuit.
Suction filter dirty. Clean the filter.
Not enough water supply or priming
too deep.
Make sure the water supply flow rate or priming
depth is in compliance with the indications in the
“S
PECIFICATIONS AND TEChNICAL DATA
”
paragraph.
The motor pump has not completed
priming.
Prime the pump according to the indications of the
“S
TANDARD OPERATION
(
hIGh PRESSURE
)”
paragraph.
Clogged accessory (e.g. clogged nozzle) Restore the correct use of the accessory.
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EN