Rev A
Page 4
JA39-022 Headset Adapter - 230 Ω Mic - 230 Ω Phones
SECTION 2 – INSTALLATION
2.1
Introduction
This section contains unpacking and inspection procedures, installation information,
and post-
installation checks
.
2.2
Continued Airworthiness
Maintenance of the
JA39-022
is on condition only. Scheduled inspection and/or perio
di
c maintenance of this unit i
s
not required.
2.3
Unpacking and Inspecting Equipment
Unpack the equipment carefully. Check for shipping damage and report any problems to the relevant carrier.
Confirm
that the
Certificate of Conformance is included
. Complete the
on-line warranty card fr
om the Jupiter Avionics
Corporation (JAC) website
www.jupiteravionics.com/warranty.
2.3.1
Warranty
All JA39
products manufactured by JAC are warranted to be free of defects in workmanship or p
erformance for 1 year
from the date of purchase from an approved JAC dealer or agency. This warranty covers the cost of all materials and
labour to repair or replace the unit, but does not include the cost of transporting the defective unit to and from JAC
or
its designated warranty repair centre, or of removing and replacing the defective unit in the aircraft.
This warranty
does not cover failures due to abuse, misuse, accident, or unauthorized alteration or repairs.
If
the
on-line warranty card is not completed
, the product will be warranted from the date of manufacture.
Contact JAC for return authorization, and for any questions regarding this warranty and how it applies to your unit(s).
JAC is the final arbiter concerning warranty issues.
2.4
Installation Procedures
WARNING
: Loud noise can cause hearing damage. Set audio system headset volumes to minimum
before conducting tests, and slowly increase the volume to a comfortable listening level.
2.4.1
Installation Limitations
The
JA39
may be installed
only by following the applicable airworthiness requirements.
2.4.2
Cabling and Wiring
The JA39 plugs directly into a standard aircraft audio system headset connector.
All wires to said connector
shall be
selected in accordance with the original aircraft manufacturer’s maintenance instructions, or AC43.13
-
1B Change 1,
Paragraphs 11
-
76 through 11
-
78. Unshielded wire types shall qualify to
MIL-W-22759 as specified in AC43.13-1B
Change 1, Paragraphs 11
-
85, 11
-
86, and listed in Table 11
-
11. For shielded wire applications, use Tefzel MIL
-C-
27500 shielded wire with tag ring or equivalent
(for shield terminations) to make the most compact and easily
terminated interconnect. Follow the Connector Map in Appendix A of this manual.
2.4.3
Mechanical Installation
The
JA39-022
can be mounted in any
attitude and
location sufficient clearance for th
e connector
body
and
headset
plug.
It requires no direct cooling.
