Whelen 70722 User Manual

Aviation

Page 1

ENGINEERING COMPANY INC.

Route 145, Winthrop Road,
Chester, Connecticut 06412
Phone: (860) 526-9504
Fax: (860) 526-2009
Internet: www.whelen.com
Sales/Service e-mail: [email protected]

Aviation

Installation Guide for Model 70722 - ( )

Tail Position Light Assembly

SPECIFICATIONS:
Nominal Operational Voltage:14 or 28 VDC / 25 Watts

EQUIPMENT LIMITATIONS:
An approved Tail Position System consists of two
assemblies, one located on each wingtip.

INSTALLATION PROCEDURES: The following informa-
tion is to assist you in installing a Whelen Tail Position
light system.

Choose the appropriate Model 70722 - ( )
replacement light assembly.

The installation procedure described in the following
text will be confined to a single light installation, but
is identical for multiple light installation.

Remove old Tail Position light, locate and record
existing +14/+28 VDC and (-) ground terminal block
position.

Use existing mounting holes and hardware.

Connect leads from light assembly to terminal block
in recorded manner.

Breaker Requirements
Make sure existing system is equipped with an
appropriate sized breaker.

Install light assembly and insure that all leads are
clear of any obstructions and ty-rap as required.
Secure light assembly, use lock washers and/or
thread lock, on all threaded fasteners.

MADE IN THE U.S.A.

FAA / TSO C30b TYPE III

Model 70722 - ( ) Tail Position Light Assembly

Check all avionics systems for interference from this
installation.

A flight check should be performed by a properly
certified pilot.

10. When necessary, waterproof the light assembly to

aircraft. Apply single part silicone (RTV) or
equivalent around any open area where water could
get in.

11. Update aircraft records and complete Form 337.

12. Obtain FAA field approval for installation.

MOUNTING PLAN

.866

1.41

1.610

.137 DIA. (2) PLACES

(.53 R)

.433

1.940