(2)
 Make sure that the applicable access panels have been removed:

 -
FOR 35CV
 panels 522QB, 522SB, 522UB

 -
FOR 36CV
 panels 622QB, 622SB, 622UB.

 (3)
 Make sure that the slats are retracted fully (Ref. TASK 27-80-00-866-005).

 (4)
 Make sure that the TOOL-ZERO LOCKING, FLAP SLAT CTL LEVER is installed.

 (5)
 Make sure that the Blue and Green hydraulic systems are depressurized (Ref. TASK 29-10-00-864-003) and (Ref. TASK 29-10-00-864-001).

 (6)
 Make sure that the Blue and Green hydraulic reservoirs are depressurized (Ref. TASK 29-14-00-614-001).

 (7)
 Make sure that a LOCK-TORQUE SHAFT (FLAPS AND SLATS) WITH CLAMP-PIVOT is installed on the inboard and outboard torque shafts (Ref. TASK 27-50-00-400-003).

 Subtask 27-81-51-865-051
 C. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------121VU FLIGHT CONTROLS/WTB/SLT/SYS2 11CV P19 122VU FLIGHT CONTROLS/WTB/SLT/SYS1 9CV S06
 4. Procedure
_________
 (Ref. Fig. 401/TASK 27-81-51-991-001) Subtask 27-81-51-420-054
 A. Preparation for Installation
 CAUTION : DO NOT APPLY MORE THAN ONE TYPE OF LUBRICANT.

_______
 GREASE AND ASSEMBLY PASTE DO NOT MIX.

 (1)
 Clean the component interface and/or the adjacent area with a MISCELLANEOUS (Material No. 19-003) made moist with CLEANING AGENTS (Material No. 11-026).

 (2)
 Make sure that the parts retained from the removed component are clean and in the correct condition.

 (3)
 Do an inspection of the component interface and/or the adjacent area.

 1EFF : ALL 1 27-81-51Page 410 1 1 Nov 01/01R 1 1 1CES 1

 (4) If you install a new WTB: - lubricate the new O-rings (11), (14), (23) and (28) with HYDRAULIC FLUIDS (Material No. 02-003).
 (5) Install the adaptors (12), (15), (22) and (27) as follows:
 (a) Remove the blanking plugs at the positions (24) and (25). Discard the related O-rings.
 (b) Make sure that the blanking plugs (8) and (9) are safetied.
 (c) Install the new O-rings as follows:
 - O-ring (11) on the adaptor (12) - O-ring (14) on the adaptor (15) - O-ring (23) on the adaptor (22) - O-ring (28) on the adaptor (27).
 (d) Install the adaptors (12), (15), (22) and (27) at their related position on the wing-tip brake (1).
 (e) Install the T-piece (3) on the wing-tip brake (1). 
R  (6) Use CLEANING AGENTS (Material No. 11-026) and a clean MISCELLANEOUS (Material No. 19-003) to clean the internal splines of the wing-tip brake. 
R  (7) Do one of the steps that follow: 
R R  CAUTION : DO NOT APPLY MORE THAN ONE TYPE OF LUBRICANT._______ GREASE AND ASSEMBLY PASTE DO NOT MIX. 
R R R R R  (a) Apply a thin layer of COMMON GREASE (Material No. 04-022) to: - the spline surfaces - the splines of the universal joints. - or 
R R R R R  (b) Apply a thin layer of COMMON GREASE (Material No. 04-018) to: - the spline surfaces - the splines of the universal joints. 
R  (8) Apply a layer of SEALANTS (Material No. 09-018) or SEALANTS (Material No. 09-019) to the mating face of the wing-tip brake (1).

R (9) Apply SPECIAL MATERIALS (Material No. 05-020) to the mating face of

R  the structure (for easy removal of the wing-tip brake (1)). 
Subtask 27-81-51-420-053
 B. Installation of the Slat Wing-Tip Brake
 WARNING : USE SOLVENTS/CLEANING AGENTS, SEALANTS AND OTHER SPECIAL_______ MATERIALS ONLY WITH A GOOD SUPPLY OF AIR. OBEY THE MANUFACTURERS INSTRUCTIONS. PUT ON PROTECTIVE CLOTHING. DO NOT GET THEM IN YOUR MOUTH. DO NOT SMOKE. DO NOT BREATHE THE GAS. THESE MATERIALS ARE POISONOUS, FLAMMABLE AND SKIN IRRITANT. GET MEDICAL HELP IF YOUR SKIN OR EYES BECOME IRRITATED.
R R  (1) Hold the wing-tip brake (1) near to its installed position. Attach the bonding strap (2) with the bolt (4), the washer (5) and the nut (6) to the bonding point (3) (Ref. TASK 20-28-00-912-004).
 (2) Put the wing-tip brake (1) in position on the inboard face of the rib. Make sure that the locating stud is engaged.
 (3) Hold the wing-tip brake (1) and install the nuts (17).
 (4) TORQUE the nuts (17) to between 0.5 and 0.55 m.daN (44.24 and 48.67 lbf.in).
 (5) Apply SEALANTS (Material No. 09-001) to the nuts (17) and the locating stud. 
R R  (6) Install the universal joint (18) in the wing-tip brake so that the bolt holes in the flanges are aligned.
　
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