GEA ARIETE - Page 73

Niro Soavi S.p.A
TROUBLE
POSSIBLE CAUSE REMEDY
12.Fluctuating
homogenizing pressure
• Air or bubbles in the
product
• Remove air or
bubbles
• Air into the
compression head
• Release pressure,
then apply pressure
again
• Not enough or
unsteady feeding
pressure
• Feed properly the
machine
• Not correct operation
of the pumping valves
• Check, clean or
replace (Section 4 –
MAINTENANCE)
• Not correct operation
of the homogenizing
valve dampening device
• Check the pneumatic
plant and dampening
device (Section 4 –
MAINTENANCE)
• Pumping valves not
suitable for the product
• Contact NIRO SOAVI
• Unsteady
backpressure
• Adjust the
backpressure
13.Noisy homogenizing
valve
• Worn out
homogenizing valve
• Replace (Section 4 -
MAINTENANCE)
• No oil or air pressure
into the dampening
device
• Check and restore
correct operating
conditions (Section 4 –
MAINTENANCE)
• Resonance in the
plant
• Modify the
backpressure; install
pulsation damper
dowstream; move away
the existing damper;
contact NIRO-SOAVI
3C001E0C.DOC 3.8.5