(1)
 Remove the nuts (72), the supports (73) and the bolts (71).

 (2)
 Remove the two seals (74) from the frame edge (76).

 EFF : ALL
53-15-11Page 448

 Radome Seal Figure 413/TASK 53-15-11-991-010
R  EFF : CES  ALL  53-15-11 Page 449 May 01/05 

 TASK 53-15-11-400-005
 Installation of the Radome Seal

 1.
 Reason for the Job

__________________
 Self Explanatory

 2.
 Job Set-up Information

______________________
 A. Fixtures, Tools, Test and Support Equipment
 -------------------------------------------------------------------------------
REFERENCE  QTY DESIGNATION
 -------------------------------------------------------------------------------
No specific warning notice R No specific Torque Wrench : range 0.00 to 1.20 m.daN R (0.00 to 9.00 lbf.ft)
 B. Consumable Materials
 -------------------------------------------------------------------------------
REFERENCE  DESIGNATION
 -------------------------------------------------------------------------------
Material No. 09-013  USA MIL-PRF-81733 TYPE I CLASS A
 CORROSION INHIBITING BRUSH CONSISTENCY
 (Ref. 20-31-00)

 C. Referenced Information
 -------------------------------------------------------------------------------
REFERENCE  DESIGNATION
 -------------------------------------------------------------------------------
53-15-11-010-001 Opening of the Radome 110AL
 53-15-11-410-001 Closing of the Radome 110AL
 53-15-11-991-010 Fig. 413
 53-15-11-991-011 Fig. 414

 EFF : ALL
53-15-11Page 450

 3. Job Set-up
__________
 Subtask 53-15-11-869-056

 A. Aircraft Maintenance Configuration
 (1)
 Make sure that the radome is open (Ref. TASK 53-15-11-010-001).

 (2)
 Make sure that the access platform is in position in the zone 110.

 (3)
 Make sure that the warning notice which tells persons not to operate the radar system is in position on the center pedestal.

 Subtask 53-15-11-865-070
 B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
121VU COM NAV/RADAR/1 5SQ1 K13
 **ON A/C 051-099,
 121VU COM NAV/RADAR/2 5SQ2 K14 **ON A/C ALL
 4. Procedure
_________
 Subtask 53-15-11-420-060

 A. Installation of the Radome Seal
 (Ref. Fig. 413/TASK 53-15-11-991-010)

 (1)
 Apply SEALANTS (Material No. 09-013) to the bolts (71).

 (2)
 Install the seal (74) 6 mm (0.2362 in.) from the guide (75) between the frame edge (76) and the related support (73) with the bolts (71) and the nuts (72). Do not tighten.

R Continue this operation until the three supports (73) are fully on R the right or left seal (74), with each support at its related location.
 EFF : ALL
53-15-11Page 451

 (3) Do this operation again for the other seal (74).
 (4) TORQUE the nuts (72) to 0.10 m.daN (8.84 lbf.in). Subtask 53-15-11-220-054
 B. Check of the Seal Compression
 (Ref. Fig. 414/TASK 53-15-11-991-011)

 (1)
 Close the radome (82) until the seals (84) touch the aircraft structure (91).

 (2)
 Measure the clearance C1.

 (3)
 Fully close the radome (82) (Ref. TASK 53-15-11-410-001).

 (4)
 Measure the clearance C2.

 (5)
 Make sure that the two radome seals (84) are correctly compressed along all their length and make sure that the seal compression C1 -C2 is 3 +2 -2 mm (0.1181 +0.0787 -0.0787 in.).

 5. Close-up
________ Subtask 53-15-11-865-071
 A. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 5SQ1, 5SQ2
 Subtask 53-15-11-942-060
 B. Close Access
 (1)
 Remove the warning notice(s).

 (2)
 Remove the access platform(s).

 EFF : ALL
53-15-11Page 452
Aug 01/05
R
 CES

 Radome Seal - Clearances Figure 414/TASK 53-15-11-991-011
R  EFF : CES  ALL  53-15-11 Page 453 May 01/05 

 TASK 53-15-11-000-006 Removal of the Seal at Frame 1 WARNING : MAKE SURE THAT THE CIRCUIT BREAKERS RELATED TO THE WEATHER RADAR ARE
　
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