GEA Ariete NS3015P, Instruction Manual

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1.0.0
MINICENTRALE OLEODINAMICA MINI HYDRAULIC POWER UNIT
6) GUIDE FOR THE FAULT SEARCH
FAULT CAUSES HYPOTHESIS OF FAILURE
REMEDIES
1
PRESENCE OF AIR IN
THE CIRCUIT
LOW OIL LEVEL IN TANK ADD OIL
LACK OF SUCTION SEAL
GASKETS
DAMAGED SEALS REPLACE THE SEALS
DAMAGED SEALING
SURFACES
PLACE THE SEALING
SURFACES
2
IN THE ABSENCE OF
PUMP FLOW RATE
AN UNPRIMED PUMP
WRONG DIRECTION OF
ROTATION
CHECK DIRECTION OF
ROTATION
INTAKE FILTER CLOGGED REPLACE FILTER
SUCTION PIPE NOT
IMMERSED
ADD OIL
MECHANICAL DEFECT
DRIVE COUPLING BROKEN REPLACE THE COUPLING
BROKEN PUMP REPLACE PUMP
TOO VISCOUS OIL CAVITATION REPLACE THE OIL TYPE
3
INSUFFICIENT
PRESSURE
INCORRECT PRESSURE
CONTROL
VALVE SETTING TOO LOW CALIBRATE THE VALVE
CORRECTLY
IN THE ABSENCE OF PUMP
FLOW RATE
(See step 2) (SEE POINT 2)
EXCESSIVE OIL LEAKS LOSSES IN THE CIRCUIT CHECK THE CIRCUIT
4
NOISY PUMP
PRESENCE OF AIR IN THE
CIRCUIT
(See step 1) (See step 1)
TOO VISCOUS OIL (See step 2) (See step 2)
WEAR AND TEAR OF THE
JOINTS BY DRAGGING
EXCESSIVE MECHANICAL
GAMES
REPLACE THE COUPLING
WORN PUMP
REPLACE PUMP
5
LEAKS AT THE SEALS
ABRASIVES IN OIL COLLAPSED FILTERS
REPLACE CARTRIDGES AND
SEALS
PRESSURE TOO HIGH THE SEAL GAP
ADJUST THE RIGHT
PRESSURE
HIGH OIL TEMPERATURE
COLLAPSED SEALS
REFRIGERATE THE OIL AND
REPLACE THE SEALS
6
OVERHEATING OF
THE OIL
EXCESSIVE LEAKS WORN PUMP REPLACE THE PUMP
ACCUMULATORS DISCHARGE
TAPS APRTTI
CLOSE THE FAUCETS
INSUFFICIENT
REFRIGERAZION
COOLER FAULT REPLACE REFRIGERATOR
UNDERPOWERED CHILLER CHANGE THE COOLER
MISSING REFRIGERATOR PREDICT COOLER
PRESSURE TOO HIGH
ADJUST THE RIGHT
PRESSURE
7 WRONG MOVEMENTS
PRESENCE OF AIR IN THE
CIRCUIT
(See step 1) (See step 1)
INSUFFICIENT PRESSURE (See step 3) (See step 3)
INSUFFICIENT OIL FLOW (See step 2) (See step 2)
BATTERY DRAIN TAPS
OPENED
CLOSE FAUCETS
BATTERY BAG BREAK REPLACE BATTERIES
LOW BATTERY PRELOAD REDO THE PRELOADING
VALVES NOT FUNCTIONALLY
IMPURITIES IN THE CIRCUIT CLEAN THE CIRCUIT
NO VOLTAGE ON THE COILS
CHECK THE ELECTRIAL
EUIPMENT