RB-6 L-801A (Airport) Rotating Beacon (Export)
Maintenance
2001 Siemens Airfield Solutions, Incorporated
96A0221B
Page 4-1
All rights reserved
Issued 5/01
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
Interval Maintenance
Task
Action
Daily
Check for lamp failure.
Replace lamp. Refer to
Replacing Lamps
in this
section.
Check for 24-30 flashes per minute to see
if beacon has correct rpm.
Check the motor and shaft bearing.
Bimonthly (60 days)
Check for dirty or pitted slip rings and
brushes.
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.
Check for loose lens retainer.
Tighten screws or clamps on the lens retainer.
Check for dirty or pitted photocell relay
contacts.
Clean photocell relay contacts. Replace if badly
pitted.
Check for dirty lamp glassware.
Clean lamp glassware.
Semi-annually
Check for input voltage out of tolerance.
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.
Verify beam elevation.
Adjust beam elevation. Check the angle indicator
on the beacon head assembly.
Poor contact on the electrical switches and
contacts.
If the contacts are corroded, repair or replace.
Check for loose lightening rod
connections.
Tighten loose connections. Check and record
ground resistance.
Continued on next page
Section 4
Maintenance
1. Introduction
2. Maintenance Schedule
