Table of Contents
FcP 5020
10 Diagnosis
10.1 Warning Code
Panel
Function
Error information
display
code
0: No warning
1: Pressure feed-
back exceed limit
2: Pressure com-
mand exceed limit
3: Flow command
exceed limit
4: Oil filter warn-
ing
5: Oil level warn-
ing
6: Oil temperature
APF1
d0.88
warning
7:
warning
8: (Reserved)
9: Pump thermal
protection warn-
ing
10: Pump power
limitation warning
11: Oxygen too
high
12: System pres-
sure too low
Tab. 10-1: Warning code
DOK-RCON03-FCP5020****-QU04-EN-P
-
1. Excessive pressure setting
2. Pressure transducer failure
Pressure command upon us-
er's input exceeding [F4.22]
Flow command upon user's
input exceeding [F4.24]
Oil filter almost full
Oil level too low
Oil temperature reached
Oil
change
Operation time exceeds oil
life time
-
Pump speed is lower than re-
quired for pump cooling
(F4.36)
Required pump power ex-
ceeds limitation set in F4.35
Oxygen feedback is higher
than F4.72
Pressure feedback is lower
than F4.74
Reason
-
1. Set pressure to a lower value
2. Check if the wiring is proper-
ly connected for pressure feed-
back transmission
Set pressure to a lower value
Set flow to a lower value
Clean or replace filter
Refill oil
Reduce hydraulic loses or en-
hance oil cooling
Change oil and reset operation
timer (F4.54)
-
Increase
speed
Adjust limitation or system load
Check the value of oxygen feed-
back via AI or F4.72, F4.73
Check the value of pressure
feedback via AI or F4.74,
F4.75
Bosch Rexroth AG
Diagnosis
Solution
system
minimum
79/83
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