G1000 / GFC 700 System Maintenance Manual - 300/B300 Series King Air
Page 6-9
190-00716-01
Revision 1
4.
Remove the four mounting bolts and remove the Signal Conditioner unit.
5.
If planning to reinstall the same unit, it is not necessary to disconnect the ground strap from the
unit ground stud. If replacing with a new unit, disconnect the ground strap from the removed unit
and retain the ground strap and associated hardware for reinstallation on the new unit.
Reinstallation:
1.
Reinstallation of the Signal Conditioners is the reverse of the removal. Reference the Main
Instrument Panel Installation drawing, listed in Table 1-2, for more details.
2.
Test the signal conditioners according to Section 7.4.1.
6.23 Instrument Panel Switch/Annunciator (Prop Synch and Standby Battery)
Removal:
1.
Remove MFD from the instrument panel as per Section 6.1.
2.
Using a M22885/108T8234 extraction tool, disconnect connector from the back of the switch.
3.
Pull the pushbutton cap fully out of the switch body and allow the cap to rotate 90° where it is
held by the retaining element.
4.
While holding the retaining sleeve (back side of the instrument panel), loosen the two screws
inside the switch body until the switch is free to come out.
5.
Remove the mounting sleeve and switch from the instrument panel.
Reinstallation:
1.
Reinstallation of the Prop Synch and Standby Battery switches is the reverse of the removal.
Reference the Main Instrument Panel Installation drawing, listed in Table 1-2, for more details.
2.
Press and hold the cockpit annunciator “Press To Test” switch located to the left of the
annunciator panel, and verify the following:
•
For the Standby Battery Switch/Annunciator: legends illuminate and reflect “STANDBY
BATTERY” in white, “ARM” in green, and “ON” in amber.
•
For the Prop Synch Switch/Annunciator: legends illuminates and reflect “PROP SYNC”
in white, and “ON” in green.
3.
Release cockpit annunciator “Press To Test” switch.
4.
If further maintenance is not required, proceed to Section 8.
6.24 Emergency Frequency Switch/Annunciator
Removal:
1.
Remove the switch plate from the pedestal using a screw driver to loosen the quarter turn
fasteners.
2.
Using a M22885/108T8234 extraction tool, disconnect connector from the back of the switch.
3.
Pull the pushbutton cap fully out of the switch body and allow the cap to rotate 90° where it is
held by the retaining element.
4.
While holding the retaining sleeve (back side of the switch plate), loosen the two screws inside
the switch body until the switch is free to come out.
5.
Remove the mounting sleeve and switch from the switch plate.
Summary of Contents for Cessna Caravan G1000
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