(1)
 Extend the flaps fully (Ref. TASK 27-50-00-866-008).

 (2)
 Extend the slats fully (Ref. TASK 27-80-00-866-004).

 (3)
 Make sure that the LOCKING TOOL - FLAP/SLAT CONTROL LEVER is on the flap/slat control lever.

 Subtask 27-84-00-865-055
 C. Open, safety and tag this(these) circuit breaker(s):
 -------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------49VU FLIGHT CONTROLS/SLT/CTL AND MONG/SYS1 5CV B06 121VU FLIGHT CONTROLS/SLT/CTL/SYS2 7CV R21
 Subtask 27-84-00-010-054
 D. Get Access
 (1)
 Put the adjustable access platform in position below the wing.

 (2)
 Open the applicable access panel:

 -
for the left wing, open 521AB, 521CB, 521EB, 522AB, 522CB, 522FB, 522KB, 522LB, 522NB, 522QB, 522SB, 522UB

 -
for the right wing, open 621AB, 621CB, 621EB, 622AB, 622CB, 622FB, 622KB, 622LB, 622NB, 622QB, 622SB, 622UB.

 4. Procedure
_________
 **ON A/C 001-049, 051-061, 101-105, 151-152, 201-204,

 (Ref. Fig. 605/TASK 27-84-00-991-003) R **ON A/C 062-099, 106-149, 153-199, 205-299, 301-399, 401-499,
 (Ref. Fig. 605A/TASK 27-84-00-991-003-A)

 Slat Gear - Racks and Pinions
 Figure 605/TASK 27-84-00-991-003

R 1EFF : 001-049, 051-061, 101-105, 151-152, 1 27-84-00Page 615 1201-204, 1May 01/05 1 1 1CES 1

 Slat Gear - Racks and Pinions Figure 605A/TASK 27-84-00-991-003-A
R 1EFF : 062-099, 106-149, 153-199, 205-299, 1 27-84-00Page 616 1301-399, 401-499, 1Aug 01/05 1 1 1CES 1

 **ON A/C ALL
 Subtask 27-84-00-110-051 
R  A. Clean the Components
R R  (1) Clean these items: - the gear racks - the track pinions - the track side-load rollers - the track vertical-load rollers with MISCELLANEOUS (Material No. 19-003) and CLEANING AGENTS (Material No. 11-026) and let them dry.
 Subtask 27-84-00-210-051 
R  B. Detailed Visual Inspection of the Slat Track Rollers, the Pinions and the Curved Rack Gears 
R R  (1) Examine the Track Vertical-Load Rollers and the Track Side-Load Rollers:
 (a) Make sure that the rollers are correctly installed.
 (b) Use a flashlight and a mirror and examine the rollers for: - cracks - scores - corrosion - satisfactory surface protection.
 (2) Examine the Track Pinions:
 (a) Make sure that the pinions are correctly installed.
 (b) Use a flashlight and a mirror and examine the pinions for: - cracks - scores - corrosion - satisfactory surface protection.
 (3) Examine the Gear Racks:
 (a) Make sure that the gear racks are correctly installed.
 (b) Use a flashlight and a mirror and examine the gear racks for: - cracks - scores - corrosion - satisfactory surface protection.

R  Subtask 27-84-00-640-050 
R  C. Lubricate Items After Inspection 
R R R R R R  (1) When the inspection is complete, lubricate the items that follow: - the gear racks - the track pinions - the track side-load rollers - the track vertical-load rollers (Ref. TASK 12-22-27-640-006).
 5. Close-up________
 Subtask 27-84-00-410-055
 A. Close Access
 (1) Make sure that the work area is clean and clear of tool(s) and other items.
 (2) Close the applicable access panels: - for the left wing, close 521AB, 521CB, 521EB, 522AB, 522CB, 522FB, 522KB, 522LB, 522NB, 522QB, 522SB, 522UB - for the right wing, close 621AB, 621CB, 621EB, 622AB, 622CB, 622FB, 622KB, 622LB, 622NB, 622QB, 622SB, 622UB.
 Subtask 27-84-00-865-056
 B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 5CV, 7CV.
 Subtask 27-84-00-866-053
 C. Flight Control Surface Configuration
 (1) Remove the LOCKING TOOL - FLAP/SLAT CONTROL LEVER from the flap/slat control lever.
 (2) Retract the slats fully (Ref. TASK 27-80-00-866-005).
 (3) Retract the flaps fully (Ref. TASK 27-50-00-866-009).

 Subtask 27-84-00-942-058
 D. Removal of Equipment
 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (2)
 Remove the safety barriers.

 (3)
 Remove the warning notice(s).

 (4)
 Remove the access platform(s).

 (5)
 Remove the ground support and maintenance equipment, the special and standard tools and all other items.
　
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