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RB-6 L-801A (Airport) Rotating Beacon (Export)
Section 4
Maintenance
1. Introduction
2. Maintenance Schedule
Interval
Daily
Check for lamp failure.
Check for 24-30 flashes per minute to see
if beacon has correct rpm.
Bimonthly (60 days)
Check for dirty or pitted slip rings and
brushes.
Check for loose lens retainer.
Check for dirty or pitted photocell relay
contacts.
Check for dirty lamp glassware.
Semi-annually
Check for input voltage out of tolerance.
Verify beam elevation.
Poor contact on the electrical switches and
contacts.
Check for loose lightening rod
connections.
2001 Siemens Airfield Solutions, Incorporated
All rights reserved
This section provides maintenance information for the RB-6 rotating
beacon (Export Version).
To keep RB-6 rotating beacons operating efficiently, follow a preventive
maintenance schedule. Refer to Table 4-1. Refer to FAA AC 150/5340-26
for more detailed information.
Table 4-1. RB-6 Rotating Beacon (Export Version) Maintenance
Maintenance Task
96A0221B
Issued 5/01
Action
Replace lamp. Refer to Replacing Lamps in this
section.
Check the motor and shaft bearing.
Clean slip rings and brushes. Replace worn
brushes, deeply pitted slip rings, or shaft. Refer to
Replacing Brushes and Brush Brackets and
Cleaning Slip Rings and Brushes in this section.
Tighten screws or clamps on the lens retainer.
Clean photocell relay contacts. Replace if badly
pitted.
Clean lamp glassware.
Record reading. If the voltage is out of tolerance,
contact the power company or install an
autotransformer. The voltage is out of tolerance if it
is not within ±10% rated lamp voltage.
Adjust beam elevation. Check the angle indicator
on the beacon head assembly.
If the contacts are corroded, repair or replace.
Tighten loose connections. Check and record
ground resistance.
Maintenance
Continued on next page
Page 4-1
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