G900X/G950 Installation and Maintenance Manual – GEA 71
Page 5-31
190-00719-00
Revision D
5.7.1 Thermocouple
Installation
The backshell assembly also houses a thermocouple reference junction (needed only if the GEA 71 is to
monitor temperatures using thermocouple sensors). The thermocouple kit is available separately as
Garmin part number 011-00981-00.
1.
Crimp pins, item 2, onto each of the thermocouple wires, item 1. Ensure that pre-stripped wire length
is 1/8” prior to crimping.
2.
Insert newly crimped pins and wires into the appropriate connector housing location, item 4, as
specified by the aircraft-specific interconnect diagram.
3.
Place thermocouple body, item 1, onto the backshell boss, item 5. Place the thermocouple as shown
in Figure 5-21 so that the wires exit towards the bottom of the backshell.
4.
Fasten thermocouple tightly to backshell using the provided screw, item 3.
5.
Fasten cover, item 6, to backshell using the provided screws, item 7.
Table 5-9. Thermocouple Kit (011-00981-00)
Item #
Description
Qty. Needed
Garmin Part Number
1
3” Thermocouple, K type
1
925-L0000-00
2
Pins #22 AWG
2
336-00021-00
3 Screw
1
211-60234-08
Figure 5-21. Thermocouple Installation