Siemens L-850D/E F-Range Style 2 Inset Lights manual How to replace the optical assembly

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L-850D/E F-Range Style 2 Inset Lights

Servicing in Maintenance Base

How to replace the optical assembly

Procedure	To replace the optical assembly, proceed as follows (for the tools to use, refer to
	page 43 “Screws Overview”):

	Step	Action

1Remove the lamp(s) as explained on page 22.

2Remove the optical assembly by loosening the screws (D5).

3Position the new optical assembly with new dampers (D6).

Make sure that the new optical assembly bears the same three-character identification as the one to replace. This identification number is visible when the optical assembly is properly installed.

Identification number

4Torque down the fixing screws (D5).

Refer to the table “Screws Overview” on page 43 for the tool to use, the torque to apply, and the eventual use of “Loctite” sealing compound.

5Reinstall the lamp(s) as described on page 22.

 2002 Siemens Airfield Solutions, Incorporated	96A0266D	24
All rights reserved	Issued 2/02

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Contents Siemens Airfield Solutions 850D/E F-Range Style Inset Lights Record of Changes Revision Description Editor Checked DateSafety Instructions Safety precautionsWarranty Information About this Manual Parts Identification Comments and ProposalsTable of Contents General Information and Requirements Overview General information Equipment data Label Toe-in Installation Equipment required for installation and maintenanceInstallation Overview General recommendations Organisation Applicable documentsAttack driver Equipment required for installationTool case Additional tools and equipmentInstallation on FAA Deep Bases Overview UNC Installation method Step ActionHow to mount the light assembly Mounting and connectionMaintenance Overview Preventive maintenance Workshop maintenance and preventive maintenanceField maintenance Maintenance Tasks Interval Check Action PreventiveProcedure Lifting toolsServicing in the Maintenance Base Overview Preliminary How to open the light assembly Illustration Illustration below clarifies the procedure How to replace a lampFilm disc cut-out Procedure How to replace a prism How to replace the optical assembly How to replace the cable set assembly Illustration How to close and test the light fixture Troubleshooting Problem Possible cause SolutionAssemblies and Exploded View Overview Introduction Light Assembly Part NumbersContents This chapter contains the following topics Topic SeeAssemblies RemarksRemark Film disc cutout optional Ordering code850E 850D Ordering CodeList of tables 850D Solutions code 850EFixtures CateDescription 1411.40.xxx 000 010 020 030 040 050 060 070 080 090 100Description 1411.41.xxx 000 010 020 030 040 050 060 070Illustrations Part number 270 280 290 300 310 320 330 200 210 220 230 240 250 260Description 270 280 290 300 310 320 330 Toe-in Installation Solutions part 100 110 120 130 140 150 160 170 180Illustration below shows the 12 F-Range inner covers Screws Overview Screw Tool Loctite TorqueRange Exploded view12 L-850D/E