Samoa Larius SUPER NOVA 45:1, Руководство по эксплуатации и техническому обслуживанию, Страница: 12 / 42

TROUBLESHOOTING
SOLUTION
CAUSE PROBLEM
• The pump does not start
•
Accelerated working and no pres-
sure of the pump
•
The pump works, but the product
is not flowing enough
• Leakage of product from the lu-
bricating cup
• Feeding air is not enough;
• Outlet product line clogged;
• Dried product inside the pumping
element;
• Pneumatic motor blocked in the cycle
reversal position;
• Parts failure of the pneumatic motor;
• There is no product;
• The pump sucks air;
• Feeding air is not enough;
• Suction valve worn or partially clog-
ged;
• Outlet valve worn or partially clogged;
• Suction valve worn or partially clog-
ged;
• Outlet product line clogged;
• The feed air pressure is too low;
• Upper gaskets worn.
• Check the air supply. Increase the
diameter of the feeding hose;
• Clean. Disconnect the outlet pro-
duct pipe. Feed pump at minimum
pressure and check if the pump
starts without the outlet pipe;
• Disassemble the pumping group
and clean;
• Turn the plug counterclockwise and
push downwards the valve body.
Use a metal rod and a mallet;
• Disassemble the motor and check;
• Add product;
• Open the exhausting valve. For
the version on air hoist, follow the
instructions in the relevant manual;
• Increase the feeding air pressure;
• Disassemble the suction valve.
Clean and/or replace if necessary
the worn parts;
• Disassemble the outlet valve. Clean
and/or replace if necessary the
worn parts;
• Disassemble the suction valve.
Clean and/or replace the worn
parts;
• Clean. Disconnect the outlet pro-
duct pipe. Feed pump at minimum
pressure and check if delivery
increases without the outlet pipe;
• Increase air pressure;
• Tighten the packing nut. In case
of persistent waste of product,
replace the upper gaskets of the
pumping unit.
Always close the compressed air supply and release the pressure in the plant before performing any check or
replacement of parts of the pump.
www.larius.com 10
SUPER Nova 45:1 - 68:1 - 80:1
ED. 13 - 10/2020 - Cod. 150157
N