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Servicing in Maintenance Base |
How to close and test the light fixture
Procedure | To close an optical unit, proceed as follows (for the tools to use, refer to page 43 | |
| “Screws Overview”): |
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| Step | Action |
1Turn the cover (B1) upside down.
2Make sure that the contact surfaces with the
3Put a new
4Remove the pressure release screw (E11).
E11
E12
5Gently put the inner cover (E5) on the cover (B1), taking into account the keying pin between both parts. Make sure the lampholders and lamps are correctly positioned and that the wires of the lamps do not get pinched between cover and inner cover.
6Press the inner cover on the cover and secure with the screws (E10).
7Check electrical insulation from each
Apply an AC or DC voltage not exceeding 15 V across each
8 | Check waterproofness of the fitting by applying an overpressure of | 1.4 |
| Atm (14kP) via the pressure release hole. Whilst pressure is applied, |
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| immerse the light fixture for one minute in water and look carefully for any | |
| air bubbles emanating from the light fixture. |
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9Make sure the
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.
2002 Siemens Airfield Solutions, Incorporated | 96A0266D | 27 |
All rights reserved | Issued 2/02 |
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