Druck ADTS 505 User Manual 5 - 5
K0260 Issue No. 8
5
TABLE 5-1 FAULT FINDING
Fault Symptom Probable cause Action
F1
Power supply indicator
does not light.
Faulty power supply outlet.
Unserviceable power supply front
panel fuse.
Faulty power supply cable.
Internal power supply fault.
Check power supply.
Check/replace fuse.
Check/replace fuse.
Replace cable and re-test.
Record fault and return ADTS 505
to depot for repair.
F2
Power supply indicator
lights, no display.
Internal fault.
Record fault and return ADTS 505
to depot for repair.
F3 No self-test message. Internal fault.
Record fault and return ADTS 505
to depot for repair.
F4
Display shows error
message.
Error detected. Refer to fault finding tables.
F5
Display does not show
Leak Measure mode.
If display stops at Thermal Test.
System component fault.
Allow ADTS 505 to reach ambient
temperature.
Record fault and return ADTS 505
to depot for repair.
F6 Fails SST.
Internal leak.
Internal fault.
Refer to further testing 5.5.
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