ACR&Artex ELT to Nav Interface - Manual (Page 48)

ARTEX PRODUCTS / ACR ELECTRONICS, INC.
DESCRIPTION, OPERATION, INSTALLATION AND MAINTENANCE MANUAL
453-6500
25-69-10
Page 48 of 58
APR 30/12
(11) Feed the interface wires at the ELT/NAV Interface end through the 183-6503 strain relief. See
"Figure 10. ELT/NAV Interface Wiring Installation".
Figure 10. ELT/NAV Interface Wiring Installation
(12) Install the following wires at the ELT/NAV Interface end in the 150-6503, 24-position plug
(P2):
(a) The 4 interface harness wires,
(b) ARINC 429 twisted pair (or RS-232 data wire),
(c) +28 VDC power wire, and
(d) Airframe ground wire.
(13) Insert spare 151-2100 contact sockets and 151-2102 sealing plugs into unused plug positions.
(14) Install strain relief on the plug and tighten the wire clamp.
(15) Connect the ground wires to the airframe in accordance with the aircraft manufacturer’s
written instructions or as described in AC 43.13-1, Chapter 11, § 15, as applicable. See "Figure
8. ELT/NAV Interface Wiring Diagram”, on page 46.
(16) Tie all shields to aircraft ground in accordance with the aircraft manufacturer’s written
instructions or as described in AC 43.13-1, Chapter 11, § 15, as applicable. See "Figure 8. ELT/
NAV Interface Wiring Diagram”, on page 46.
NOTE: Keep shield drain as short as possible.
(17) Support the wiring by clamping or other suitable means, such that the wiring is properly
supported and protected from chaffing and strain. Refer to the aircraft manufacturer’s written
instructions or as described in AC 43.13-1, Chapter 11, § 9 through 12, as applicable.
P2 #16 24-PIN PLUG
CONTACT SOCKETS
#16 STRAIN RELIEF
P1 #18 31-PIN PLUG
CONTACT PINS
#18 STRAIN RELIEF