Model 560XL Section III – Operating Procedures
Abnormal Procedures
Textron Aviation Citation 560XL 190-02313-03 Rev. 8
3-50 FAA Approved
ENG DISPLAY FAULT
ENG DISPLAY FAULT CAS message displayed
This indicates that there may be an error in the display of N
1
, N
2
, ITT, and/or fuel quantity.
1. PFD 1 SWITCH (DISPLAY FORMAT PANEL) – SELECT REV to display engine gauges for
comparison.
2. PFD 2 SWITCH (DISPLAY FORMAT PANEL) – SELECT REV to display engine gauges for
comparison.
3. N1, N2, ITT, & TARGET N1 VALUES – CROSSCHECK PFD 1, MFD, and PFD 2.
4. DETERMINE if these parameters disagree or are inaccurate on one display.
5. If one display disagrees or is inaccurate, disregard the N
1
, N
2
, ITT and fuel quantity values on that
display.
6. PFD 1, MFD, and PFD 2 SWITCHES (DISPLAY FORMAT PANEL) – AS DESIRED
Procedure completed
PFD 1 FAULT
PFD 1 FAULT CAS message displayed
This indicates that there may be an error in the PFD 1 graphics processing of pitch attitude, roll
attitude, and/or altitude on PFD 1.
1. PITCH and ROLL ATTITUDE & ALTITUDE (PFD 1) – CROSSCHECK PFD 2 and STANDBY.
2. DETERMINE if PFD 1 display of attitude and/or altitude disagrees with PFD 2 and STANDBY or
is inaccurate.
IF PFD 1 DISAGREES OR IS INACCURATE
IF LIGHTING CONDITIONS PERMIT DIMMING OF ANNUNCIATORS AND DISPLAYS:
3. PANEL LIGHT Switch – ON
4. PFD 1 BRIGHTNESS (DIMMING PANEL) – FULL DIM.
(Causing the inaccurate PFD 1 display to be un-readable)
5. MFD SWITCH (DISPLAY FORMAT PANEL) – SELECT REV if desired.
Procedure completed
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