System Maintenance Manual

G1000/GFC700 System Maintenance Manual – C90A/C90GT/C90GTi King Air Page 6-13
190-00682-01 Revision F
6.20 Senior Aerospace PC920 Signal Conditioning Unit
NOTE
The PC920 is applicable to installations with STC SA01456WI-D Master Drawing List,
005-00375-30, Revision 4 and previous approved revisions for aircraft with Senior
Aerospace Ketema fuel flow transducer, part number 1/2-2-81-306.
Removal:
1. Remove PFD1 from the instrument panel as per Section 6.1.
2. Remove 3 top screws from PC920 rack.
3. Slide mounting tray out from rack and disconnect the unit connector. If needed, remove MFD as per
Section 6.1 to access the PC920 connector.
4. Remove the four mounting bolts and remove the PC920 unit.
Reinstallation:
1. Reinstallation of the PC920 unit is the reverse of the removal. Reference the Main Instrument Panel
Installation drawing, listed in Table 1-2, for more details.
2. Perform PC920 portion of the Bonding Check in Section 4.5 for each PC920 unit installed by this
procedure.
3. Proceed to Section 7.4.1 for testing.