Subtask 33-48-11-865-051
B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------
PANEL DESIGNATION IDENT. LOCATION
-------------------------------------------------------------------------------
122VU LIGHTING/EXT LT/BEACON/UPPER 1LV U06
Subtask 33-48-11-010-053
C. Get Access
(1)
Put the stepladder in position.
(2)
Remove the center ceiling panel 241CC to get access to the upper beacon/strobe light (Ref. TASK 25-23-41-000-001).
4. Procedure
_________ R **ON A/C 001-049, 052-099, 101-149, 151-199, 201-299, 301-399, 401-499,
(Ref. Fig. 401/TASK 33-48-11-991-004-A)
**ON A/C 051-051,
(Ref. Fig. 401A/TASK 33-48-11-991-004)
R **ON A/C ALL
Subtask 33-48-11-020-052
A. Removal of the Upper Beacon/Strobe LIght 7LV
(1)
Disconnect the electrical connector (1) from the light assembly (2).
(2)
Put blanking caps on the disconnected electrical connectors.
(3)
Loosen the screw (7), remove the attach ring (6) from the flange (3) and discard the O-ring (4).
(4)
Remove the movable part of the flange (3) together with the light assembly (2).
(5)
Remove the countersunk screws (5).
(6)
Remove the light assembly (2) with the seal (12) from the flange (3).
(7)
Discard the seal (12).
TASK 33-48-11-400-002
Installation of the Upper Beacon/Strobe Light 7LV from the Inside of the Fuselage
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 07-001B
ELECTRICAL BONDING COATING (BLUE COLOR)
(Ref. 20-31-00) Material No. 08-007 USA MIL-R-46082 TYPE II
SEALANT, HIGH TEMP. (Ref. 20-31-00) Material No. 09-013 USA MIL-PRF-81733 TYPE I CLASS A
CORROSION INHIBITING BRUSH CONSISTENCY
(Ref. 20-31-00)
B. Expendable Parts
-------------------------------------------------------------------------------FIG.ITEM |DESIGNATION |IPC-CSN -------------------------------------------------------------------------------
4 O-ring 33-48-04 01 -090 12 seal 33-48-11 01 -040 12 seal 33-48-11 01A-040
C. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
20-28-00-912-004 Electrical Bonding of Components With Conductive Bolts and Screws and Bonding Straps in the Fuselage and in the Wings (this does not include the tanks)-
24-41-00-861-002 Energize the Aircraft Electrical Circuits from the External Power 24-41-00-862-002 De-energize the Aircraft Electrical Circuits Supplied from the External Power 25-23-41-400-001 Installation of the Ceiling Panels
R **ON A/C 001-049, 052-099, 101-149, 151-199, 201-299, 301-399, 401-499,
33-48-11-991-004-A Fig. 401
**ON A/C 051-051,
33-48-11-991-004 Fig. 401A
**ON A/C ALL
3. Job Set-up
__________
Subtask 33-48-11-860-054
A. Aircraft Maintenance Configuration
(1)
Make sure that the stepladder is in position below the ceiling panel 241CC.
(2)
Make sure that the ceiling panel 241CC is removed.
(3)
Make sure that the switch 2LV BEACON ON-OFF on the overhead panel 25VU is in the OFF position.
(4)
Make sure that the switch 4WL EMER EXIT LT OFF-ARM-ON on the overhead panel 25VU is in the OFF position.
(5)
Make sure that the pushbutton EMERG LIGHT on the FWD Attendant Panel (FAP) 120RH is in the released position.
Subtask 33-48-11-865-055
B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
-------------------------------------------------------------------------------
PANEL DESIGNATION IDENT. LOCATION
-------------------------------------------------------------------------------
122VU LIGHTING/EXT LT/BEACON/UPPER 1LV U06
4. Procedure
_________ R **ON A/C 001-049, 052-099, 101-149, 151-199, 201-299, 301-399, 401-499,
(Ref. Fig. 401/TASK 33-48-11-991-004-A)
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