53 7.1 System Error Messages - Bosch EPS 625 Manual Original

en 70 | EPS 625 | Troubleshooting
7.1 System error messages
Error code
01 HMI Communication Failure
R The <Emergency> key is pressed.
02
R Emergency cable damaged.
R The test oil level is less than the predefined value.
03
R Oil level sensor cable damaged.
04
Tank temperature exceeds 65 °C.
05 Drive Communication Failure
06 There is no feedback on the drive health status.
07
Tank temperature sensor is disconnected.
08
Tank temperature sensor S5 is shorted
R Test oil motor thermal overload relay tripped.
09
R Test oil motor is jammed.
10 Inlet temperature sensor S6 is shorted.
11 Inlet temperature sensor S6 is disconnected
12 Test Oil Motor Contactor Faulty
13
Outlet temperature sensor S7 is disconnected.
14 The input values for speed/stroke/temperature are be-
yond the defined minimum and maximum values
R Power supply to heater has failed
15
R MCB F2 has tripped
R Heater has failed
R Heater cable damaged
16 Outlet temperature sensor S7 is short circuited.
17 If inlet temperature output exceeds 65 °C.
18 If outlet temperature output exceeds 65°C
R Speed of motor greater than 50 RPM.
19
R Also, stability is not within +/-10 RPM of set value for
stroke actuation.
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Causes Remedy
R Visually, check if the HMI communication cable is dam-
aged.
R Check the status of HMI power.
R Contact customer service.
R Unlock both Emergency stop buttons.
Error code 02 is displayed continuously for 30 seconds
till the EPS 625 can be started again.
R Check the quantity of oil available in the tank. At least
30 lts of test oil should be available in the tank.
R Contact customer service.
R Check if the tank temperature sensor connection is
loose.
R Check the water temperature. It should be in the range
of 17 C to 20 C.
o o
R Contact customer service.
Contact customer service.
Contact customer service.
R Check if the tank temperature sensor is disconnected.
R Visually, check if the tank temperature sensor cable is
damaged.
R Contact customer service.
Contact customer service.
Contact customer service.
Contact customer service.
Contact customer service.
Contact customer service.
Contact customer service.
Check the manual for getting the information regarding
allowed data setting range for all the parameters such as
RPM, stroke and temperature.
R Check power supply to heater.
R Switch on the MCB F2.
R Switch off and switch on EPS 625.
R Contact customer service.
Contact customer service.
R Check if the water temperature is as specified in chap-
ter 13.
R Contact customer service.
R If a VE pump is being calibrated, check if the flushing
valve is actuated.
R Contact customer service.
R Wait till the speed reaches the defined limit. Then, fur-
ther testing can be started.
R Contact customer service.
Robert Bosch GmbH