Page 202 2
nd
Edition – Rev 0
33-20
EXTERNAL LIGHTS – MAINTENANCE PRACTICE
3. STROBE LIGHTS CONTROL UNIT REPLACEMENT
Additional info &
References
Make sure Master Switches are turned off
Pull out Strobe light breaker
Remove connectors from control unit and
record correct position for each one
Uninstall control unit from fuselage unscrewing
the screws
Replace control unit with new one if needed
Screw CU on fuselage: use screws and groover
washers
Connect connectors as recorded during removal
Perform a functional test
Figure 11. – Control unit