Siemens L-850D/E F-Range Style 2 Inset Lights manual Installation method, Step Action

L-850D/E F-Range Style 2 Inset Lights Installation on FAA Deep Bases

Installation method

Installation method

Deep Base Installation

Adapter ring Installation

With this installation method, the light fixture is mounted onto the steel base, in which the isolating transformer may be located.

For deep-base installation, contact Siemens Airfield Solutions Sales Department and see the figure below.

To install the adapter ring, proceed as follow:

Step Action

1Clean the contact surfaces of the deep base and adapter ring.

2Put onto the contact layer of the base a layer of RTV106 (Siemens Airfield Solutions NC 7835.55.151 or equivalent.

3Mount the adapter ring onto the base and torque down the screws supplied with it. Refer to the table “Screws Overview” on page 44 for the tool to use, the torque to apply, and the eventual use of “Loctite” sealing compound.

Illustration The illustrations below clarify the installations on FAA deep bases:

					12 in. L-868 B
1.	Light fitting	4.	FAA deep base	7.	Rubber grommet	10.	Isolating transformer
2.	Sealing resin	5.	Secondary connector	8.	Conduit	11.	Primary connector
3.	Adapter ring	6.	Earthing lugs	9.	Spacer	12.	Screw, 3/8” or M10

NOTE: When using an L-868B bottom section and top section, a minimum of 3-3/4-in. height must be used for the top section or the fixture will not fit. This dimension does not account for flange rings and/or spacers.

NOTE: For fixture replacement on an existing L-868C 15-in. light base, L-850D/E inset lights are supplied with 17.25-in.-diameter adapter rings. For new fixture installation using L-868B 12-in. light bases, L-850D/E are mounted directly to L-868B 12-in. light base without adapter ring.

 2002 Siemens Airfield Solutions, Incorporated	96A0266D	14
All rights reserved	Issued 2/02