LNS HYDROBAR SPRINT 555, Troubleshooting And Spare Parts Manual

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Chapter 1: Alarms 1-7
A005 - Oil Pressure Failure
OIL PRESSURE
FAILURE!
POSSIBLE CAUSES:
-PRESSURE SWITCH SP2
DEFECTIVE OR
MIS-ADJUSTED
-PUMP FAILURE
-TANK EMPTY
A005
Description:
The Oil Pressure Failure alarm occurs whenever the PLC does not detect input (I0.2 – SP2) while the hydraulic pump is running. The
problem is generated after 30 seconds when oil pressure is not sufficient, below the factory setting of point of release of 0.5 bars, to
activate the oil pressure switch. The bar feed does not alarm out until the chuck is open.
Solution:
Press the HELP key on the remote control station. Press the F4 key (Page Down icon) twice.
Case Input Remote Pendant Solution
1 Bit 2 = 1
MODULE 0
76543210
100
Alarm needs to be cleared. Press the STOP key on the remote
control station to clear the message and reset the alarm.
HYDROBAR SPRINT 555
Check the oil level indicator on the side of the hydraulic tank and
make sure there is sufficient oil. Recommended 80 liters of ISO 100
type oil.
2 Bit 2 = 0
MODULE 0
76543210
0
Replace the oil pressure switch.
For case 2, after the solutions have been completed, Press the STOP key on the remote control station to clear the message and
reset the alarm.