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GE Druck ADTS 505 User Manual Page 78

Data test set.
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5 - 16
No.
Message
253
"Vacuum pump has stalled"
"Pressure pump processor has
254
failed"
"Pressure pump lead is
255
disconnected"
"Pressure pump transistor is
256
faulty or drive inhibited"
257
"Pressure pump has stalled"
"Connected handset has failed to
260
respond. Disconnecting power."
"Calibration switch has not
261
enabled."
"Valve characterisation data is
262
invalid. Restoring from FLASH."
263 to
"Valve constant out of range"
290
"Limit entry changed to MAX limit
293
set"
295
"CAS is outside MAX limits"
296
"Alt is outside MAX limits"
297
"ROC is outside MAX limits"
298
"Qc is outside MAX limits"
299
"Ps is outside MAX limits"
300
"RtPs is outside MAX limits"
309
"Hand terminal short circuit"
312
"RtCAS is fixed and cannot be
altered"
313
"Calibration data not entered.
Enter calibration date"
K0260 Issue No. 8
Probable Cause
Internal mechanical fault
Internal fault
-
Internal fault
Internal mechanical fault
Handset bad connection or
comms/power supply fault
Switch not selected
Invalid/corrupted data, recovery
in progress
Essential system data failure
User tried to enter limit out of
range of instrument
Differential pressure applied at
Ps/Pt ports over-range
Pressure applied at Ps port over-
range
Rate of pressure change at Ps port
too high
Differential pressure applied at
Ps/Pt ports over-range
Pressure applied at Ps port over-
range
Rate of pressure change at Ps port
too high
Faulty cable or hand terminal
User attempted to enter
alternative RtCAS aim
Date entry step missed in
calibration procedure
T
5-3 E
M
ABLE
RROR
ESSAGES
Testing and Fault Finding
Restart system, if fault repeats
-return unit to repair depot
Return unit to repair depot
Return unit to repair depot
Return unit to repair depot
Restart system, if fault repeats
- return unit to repair depot
Check connections and restart,
if fault repeats - return unit to
Set calibration switch
Allow for complete recovery
before continuing
Return unit to repair depot
Re-enter within maximum
range of instrument
Check/reduce Ps/Pt pressure
applied to ADTS 505
Check/reduce Ps pressure
applied to ADTS 505
Check/correct hose or aircraft
system Ps leak
Check/reduce Ps/Pt pressure
applied to ADTS 505
Check/reduce Ps pressure
applied to ADTS 505
Check/correct hose or aircraft
system Ps leak
Check cable, if necessary,
replace hand terminal
None, RtCAS is pre-set and
locked at 300kts/min
Enter date field requested
(
)
CONTINUED
Action

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