Manual Number 9018205 Revision F, April 1, 2021
11
3.4 CABLE HARNESS
Construct the cable harness following the instructions outlined below and per Tables 3.1, 3.2 (Type
1 units) and 3.3 (Type 2 units). Refer to Section 2: Pre-Installation Considerations for routing
precautions.
Wire Gauge Selection
Use of PTFE, ETFE, TFE, Teflon or Tefzel insulated wire is recommended for aircraft use.
The wire harness should utilize 20-24 AWG stranded wire. Refer to Table 3.1 below for
suggested minimum wire size.
Wire Gauge
Wire Length
20 AWG stranded wire
>35 ft.
22 AWG stranded wire
>14 ft.
24 AWG stranded wire
<14 ft.
Table 3.1
Wire Gauge and Length
Note: For Type 1 units (-2) pins should be crimped using Molex Hand Crimp Tool 63819-
0000 (preferred), 63811-2800 (obsolete) or 11-01-0200 (obsolete). See the Molex Hand
Crimp Tool User Manual for crimp procedures. For Type 2 units (-0,-3,-4,-5) pins should be
crimped using Positronic Hand Crimp Tool 9507-0-0-0 (preferred), Daniels AFM8 (optional)
or Mil P/N M22520/2-01 (optional).
Pin Assignment Information
See Table 3.2 for pinout definition and Figure 3.1 for pin locations on Type 1 units. Refer to
Table 3.3 for pinout definition and Figure 3.2 for pin locations on Type 2 units.
Pin
Number
Signal
1
Aircraft Power
2
Ground
3
Aircraft Lighting Bus
4
Flight Timer Input
Table 3.2
Figure 3.1
Power Input Connector Pinout (Type 1)
CH93 Rear View (Type 1)
