Gia Cooling Fans; Gdu Cooling Fans - Garmin G1000 Nxi System Maintenance Manual

GIA Cooling Fans

Removal:
1. Gain access into the nose avionics equipment bay.
2. Disconnect the cooling fan hoses from the cooling fan. Take necessary precautions to
prevent any foreign debris from entering the fan hoses during maintenance.
3. Disconnect the electrical connector of the cooling fan.
4. Use a Phillips screwdriver to remove the attachment screws and fan inlet duct (if
installed) from the cooling fan.
5. Remove the cooling fan.
Reinstallation:
1. Reinstallation of the avionics cooling fan is the reverse of the removal. Reference the
Electrical Equipment Install, Nose Bay drawing, listed in Table 1-1, for more details.
2. Test per Section 9.4.

GDU Cooling Fans

Removal:
1. Remove the display associated with the cooling fan, per Section 6.1.
2. Disconnect the electrical connector of the cooling fan.
3. Use a Phillips screwdriver to remove the attachment screws from the cooling fan.
4. Remove the cooling fan.
Reinstallation:
1. Reinstallation of the Sandia GDU cooling fan is the reverse of the removal. Reference
the Main Instrument Panel Installation drawing, listed in Table 1-1, for more details.
2. Test per Section 9.4.
G1000 NXi System Maintenance Manual
King Air 300 Series
190-00716-N1
Page 253
Revision 1