DROPSA VIP4Air Series Instrukcja obsługi i konserwacji - Strona 8

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8. TROUBLESHOOTING

The following is a diagnostic table giving the main anomalies, the probable causes and possible solutions.
If, after consulting this diagnostic table, the problem remains unresolved, do not attempt to disassemble the machine looking
for faults, but contact the Engineering Department at Dropsa with an as fully detailed description as possible of the anomaly.
ALARM SIGNAL
DESCRIPTION OF DEFECT
A-PF
o
Pump cycle
The flow sensor has not
detected the correct dose.
o
Air pressure too high
A-AH
Air high
(could be plugged air/oil line)
o
Air pressure too low
A-AL
Air low
(could be broken air/oil line)
A-LL
o
Low oil level
Oil level
A-PE
o
No pre-cycle reading
Pre-cycle
8
DIAGNOSTIC TABLE FOR THE VIP4AIR PANEL
o
Presence of air in the circuit causing incorrect delivery. Carry out
Priming cycle.
o
Pump defective. Carry out Priming verifying the delivery of lubricant at
the outlet.
o
Flow sensor defective. Check the sensor electrical connections or
replace it.
o
Check the oil level in the tank.
o
Check the pressure on the display and regulate it on the external
reducer. To facilitate the operation press and hold down the
freeze the air pressure display. The alarm depends on the value
entered during set-up.
o
Check the pressure on the display and regulate it on the external
reducer. To facilitate the operation press and hold down the
freeze the air pressure display. The alarm depends on the value
entered during set-up.
o
Add oil to the tank. Warning: if the low oil level alarm function is not
enabled, there will be an alarm signal but the equipment will not be
stopped.
o
Presence of air in the circuit causing incorrect delivery. Carry out
Priming cycle.
o
Pump defective. Carry out Priming verifying the delivery of lubricant at
the outlet.
o
Flow sensor defective. Check the sensor electrical connections or
replace it.
o
Check the oil level in the tank.
CAUSE/INTERVENTION
key to
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