MTU 20V4000Lx2x Operating Instructions Manual page 86

1.4530.018 – Position Error
Red alarm. Initiated by F-Series.
Cause
Position demand and feedback do
not match
1.4530.019 – Run Enable not active
Yellow alarm. Initiated by F-Series.
Cause
F-Series setting is not correct.
1.4530.020 – Spring Check Failed
Yellow alarm. Initiated by F-Series.
Cause
F-Series setting is not correct.
1.4530.021 – Internal Fault
Yellow alarm. Initiated by F-Series.
Cause
Hardware not ready for operation.
1.4530.022 – CAN Fault
Red alarm. Initiated by F-Series.
Cause
CAN bus connection faulty.
1.4540.009 – Zero Pressure Detected
Yellow alarm. Initiated by TecJet.
Cause
No gas pressure/gas flow
detected.
1.4540.010 – Zero Flow Detected
Yellow alarm. Initiated by TecJet.
Cause
No gas pressure/gas flow
detected.
86 | Troubleshooting | MS150122/00E 2015-07
Corrective action
1. Check mechanical system.
2. Restart F-Series.
Corrective action
u Check setting.
Corrective action
u Check setting.
Corrective action
u Restart F-Series.
Corrective action
u Check cabling and setting.
Corrective action
u Check gas pressure.
Corrective action
u Check gas pressure.