Installation of the Slat Tracks 5 thru 12

TASK 27-84-62-400-001-A
Installation of the Slat Tracks 5 thru 12

WARNING: MAKE SURE THAT THE FLIGHT CONTROL SAFETY-LOCKS AND THE WARNING NOTICES ARE IN POSITION.

WARNING: MAKE SURE THAT THE GROUND SAFETY-LOCKS ARE IN POSITION ON THE LANDING GEAR. THIS WILL PREVENT UNWANTED MOVEMENT OF THE LANDING GEAR, AND THUS POSSIBLE INJURY TO PERSONS AND DAMAGE TO THE AIRCRAFT AND/OR EQUIPMENT.

WARNING: BE CAREFUL WHEN YOU USE CONSUMABLE MATERIALS. OBEY THE MATERIAL MANUFACTURER'S INSTRUCTIONS AND YOUR LOCAL REGULATIONS.

ZONE: 510
ZONE: 610

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	AR	ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE
No specific	AR	SAFETY BARRIER(S)
No specific	AR	WARNING NOTICE(S)
98D27804015000	1	TOOL-BACKSTOP SLAT (TRACKS 5, 6, 7, AND 8)
98D27804016000	1	TOOL-BACKSTOP SLAT (TRACKS 9, 10, 11, AND 12)

B. Consumable Materials

REFERENCE	DESIGNATION
(Material No.03GBD1)	Synthetic Oil base Grease-General Purpose Lithium Thickened -
(Material No.06AEA1)	Polysulfide Sealant-Low Adhesion Brushable -
(Material No.06AEB2)	Polysulfide Sealant-Low Adhesion Fillet Structure
(Material No.08BAA9)	Non Aqueous Cleaner-General - -
(Material No.12ACC1)	Corrosion Preventive Compound-Heavy Duty Soft Film -
(Material No.14QFB1)	Wire-Locking Dia: 0.8 mm CRES Nickel Alloy -
(Material No.14SBA1)	Textile-Lint free Cotton -

C. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
510	LEFT WING SLATS
610	RIGHT WING SLATS

D. Referenced Information

REFERENCE	DESIGNATION
TASK 20-28-00-869-002-A	Table of the Maximum Permitted Resistance-Values
TASK 20-28-00-912-802-A	Electrical Bonding - General Maintenance Procedure
TASK 27-84-49-000-001-A	Removal of the Type B Actuators
TASK 27-84-49-000-002-A	Removal of the Type B Actuators
TASK 27-84-49-400-001-A	Installation of the Type B Actuators
TASK 27-84-49-400-002-A	Installation of the Type B Actuators
TASK 27-84-64-000-001-A	Removal of the No. 2 Slat
TASK 27-84-64-400-002-A	Installation of the No. 2 Slat
TASK 27-84-65-000-001-A	Removal of the No 3 Slat
TASK 27-84-65-400-002-A	Installation of the No 3 Slat
TASK 27-84-66-000-001-A	Removal of the No. 4 Slat
TASK 27-84-66-400-002-A	Installation of the No. 4 Slat
TASK 27-84-67-000-001-A	Removal of the No. 5 Slat
TASK 27-84-67-400-002-A	Installation of the No. 5 Slat
TASK 27-84-69-000-001-A	Removal of the Closing Plates for the Slat Tracks 1 thru 12
TASK 27-84-69-400-001-A	Installation of the Closing Plates for the Slat Tracks 1 thru 12
TASK 32-00-00-481-001-A	Installation of the Safety Devices on the Landing Gears
Slat Tracks 5 thru 12 - Location and Detail
Side Rollers and Vertical Rollers - Detail and Location ** ON A/C NOT FOR ALL
Side Rollers and Vertical Rollers - Detail and Location ** ON A/C NOT FOR ALL
Slat-Track Rigging-Dimensions
Slat-Track End-Stop - Location and Detail ** ON A/C NOT FOR ALL
Slat Tracks 5 and 9 - Clearance Dimensions

3. Job Set-up
Subtask 27-84-62-941-055-A

A. Safety Precautions
(1) Make sure that the SAFETY BARRIER(S) are in position.
(2) Make sure that the ground safety locks are installed on the landing gear (Ref. AMM TASK 32-00-00-481-001).
(3) Make sure that the WARNING NOTICE(S) is in the cockpit to tell persons not to operate the slat controls.
(4) Make sure that the 98D27803500001 LOCKING TOOL ZERO POS or 98D27803500002 LOCKING TOOL ZERO POS is installed on the flap/slat control lever.

Subtask 27-84-62-865-050-A

B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged:

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
49VU	FLIGHT CONTROLS/SLT/CTL AND MONG/SYS1	5CV	B06
** ON A/C NOT FOR ALL
49VU	FLIGHT CONTROLS/SLT/CTL AND MONG/SYS1	5CV	B01
** ON A/C ALL
121VU	FLIGHT CONTROLS/SLT/CTL/SYS2	7CV	R21

Subtask 27-84-62-860-051-A

C. Aircraft Maintenance Configuration
(1) Make sure that the ACCESS PLATFORM 3M (10 FT)- ADJUSTABLE is below the applicable zone 510 or 610.
(2) Make sure that the applicable closing plates have been removed (Ref. AMM TASK 27-84-69-000-001).
(3) Make sure that the applicable slats have been removed:

for the slat tracks 5 and 6 (Ref. AMM TASK 27-84-64-000-001)
for the slat tracks 7 and 8 (Ref. AMM TASK 27-84-65-000-001)
for the slat tracks 9 and 10 (Ref. AMM TASK 27-84-66-000-001)
for the slat tracks 11 and 12 (Ref. AMM TASK 27-84-67-000-001).

(4) Make sure that the applicable actuators have been removed:

for the slat tracks 5, 6, 8, 10 and 12 (Ref. AMM TASK 27-84-49-000-001)
for the slat tracks 7, 9 and 11 (Ref. AMM TASK 27-84-49-000-002).

4. Procedure
Subtask 27-84-62-420-056-A

A. Preparation for Installation
(1) Clean the component interface and/or the adjacent area with a Textile-Lint free Cotton - (Material No.14SBA1) made moist with Non Aqueous Cleaner-General - - (Material No.08BAA9) .
(2) Do an inspection of the component interfaces and the adjacent area.
(3) Make sure that the parts retained from the removed component are clean and in the correct condition.
(4) Do a check that the applicable pinion(s) can be turned freely by hand.
(5) For the tracks 5 and 11, prepare the track for electrical bonding (Ref. AMM TASK 20-28-00-912-802).

Subtask 27-84-62-420-050-A

B. Installation of the Slat Tracks 5 thru 12

Slat Tracks 5 thru 12 - Location and Detail

(1) Install the applicable TOOL-BACKSTOP SLAT (1) through the guide (4), on the side of the track (2). Install the backstop tool on the inboard side on the LH wing and on the outboard side on the RH wing:

for the tracks 5 thru 8 use the 98D27804015000 TOOL-BACKSTOP SLAT (TRACKS 5, 6, 7, AND 8)
for the tracks 9 thru 12 use the 98D27804016000 TOOL-BACKSTOP SLAT (TRACKS 9, 10, 11, AND 12).

NOTE: For the RH wing track 7, install the backstop tool on the inboard side.

(2) Push and hold the rear stop (3) away from its locked position. Install the track (2) into its correct location.
(3) Release the rear stop (3) and make sure that it is correctly engaged in its locked position.
(4) Remove the applicable TOOL-BACKSTOP SLAT (1).
(5) For the track(s) 5 and 11, do the electrical bonding test (Ref. AMM TASK 20-28-00-869-002).
(6) Do a check of the position of the side rollers.

Side Rollers and Vertical Rollers - Detail and Location ** ON A/C NOT FOR ALL

(a) Move the applicable track (2) through its full range of travel and make sure that:

the side-rollers (20) touch the track (2) at some point of its travel
the points that touch do not stop the smooth travel of the track (2).

Subtask 27-84-62-820-051-B

WARNING: USE PROTECTIVE GOGGLES AND GLOVES WHEN YOU REMOVE OR INSTALL LOCKWIRE. EACH TIME YOU CUT LOCKWIRE, REMOVE AND DISCARD IT IMMEDIATELY. LOOSE LOCKWIRE CAN CUT YOU OR MAKE YOU BLIND, AND/OR CAN CAUSE DAMAGE.

C. Adjustment of the Non-datum Side Rollers

Side Rollers and Vertical Rollers - Detail and Location ** ON A/C NOT FOR ALL

NOTE: The non-datum side-rollers are those installed on the:

outboard rib for the left wing
inboard rib for the right wing.

(1) For tracks 8 and 11, where applicable, remove and discard the lockwire from the bolts (21).
(2) Remove the bolts (21), the washers (22), the side rollers (20) and the shims (23).
(3) Adjust the thickness of the shims (23) as follows:

to reduce the friction, increase the thickness of the shims (23) as necessary
to make sure that the side-rollers (20) touch the track (2) at some point of its travel, decrease the thickness of the shims (23) as necessary.

(4) On the tracks 5 and 11, prepare the side-rollers (20) for electrical bonding (Ref. AMM TASK 20-28-00-912-802).
(5) On the tracks 6 thru 10 and 12, apply a thin layer of Synthetic Oil base Grease-General Purpose Lithium Thickened - (Material No.03GBD1) on the:

side-rollers (20)
shims (23).

(6) Apply a layer of Polysulfide Sealant-Low Adhesion Brushable - (Material No.06AEA1) or Polysulfide Sealant-Low Adhesion Fillet Structure (Material No.06AEB2) to the shanks of the bolts (21).
(7) Put the shims (23) and the side-rollers (20) in position.
(8) Install the shims (23) and the side-rollers (20) with the washers (22) and the bolts (21).
(9) Do the procedure again, as necessary, until the adjustment of the side-roller(s) (20), is correct.
(10) For tracks 8 and 11, where applicable, safety the bolts (21) with 14QFB1Wire-Locking Dia: 0.8 mm CRES Nickel Alloy -.
(11) Apply a layer of Corrosion Preventive Compound-Heavy Duty Soft Film - (Material No.12ACC1) to the bolts (21), the washers (22) and the shims (23).

Subtask 27-84-62-220-144-A ** ON A/C NOT FOR ALL

D. Check the Position of the Top, Forward and Vertical Roller

Slat-Track Rigging-Dimensions ** ON A/C NOT FOR ALL

Side Rollers and Vertical Rollers - Detail and Location ** ON A/C NOT FOR ALL

(1) Move the applicable track (2) through its full range of travel and make sure that:

the smooth travel of the track (2) is not stopped by high points that touch between the track (2) and the vertical roller (15)
the dimension Z between the track (2) and the top, forward, vertical-roller (15) is never more than 0.20 mm (0.0079 in.).

(2) With the track (2) held against the two, top, vertical-rollers (15), move the track (2) through its full range of travel. Make sure that where the bottom, aft, vertical-roller (15) and the track (2) do not touch, the clearance is not more than 0.20 mm (0.0079 in.).
(3) Adjust the top, aft, vertical-roller (15) if:

the friction load is more than 6.22 daN (13.9831 lbf)
and/or
the clearance is more than 0.20 mm (0.0079 in.).

Subtask 27-84-62-820-052-C ** ON A/C NOT FOR ALL

E. Adjustment of the Top, Forward and Vertical Roller

Side Rollers and Vertical Rollers - Detail and Location ** ON A/C NOT FOR ALL

Slat-Track Rigging-Dimensions ** ON A/C NOT FOR ALL

(1) Remove and discard the lockwire from the bolt (19).
(2) Remove the bolt (19), the locking ring (18) and the locking plate (17).
(3) Turn the eccentric bush (16) until the top, forward, vertical-roller (15) touches the track (2).
(4) Move the track (2) through its full range of travel. Stop the track (2) at the point of maximum load between the track (2) and the top, forward, vertical-roller (15). Then turn the eccentric bush (16) to get a clearance of less than 0.038 mm (0.0015 in.) between the track (2) and the vertical roller (15) (Dim Z).
(5) Move the track (2) through its full range of travel. Make sure that the maximum clearance between the track (2) and the top, forward, vertical-roller (15) is never more than 0.20 mm (0.0079 in.).
(6) Do the procedure again, as necessary, until the adjustment of the top, forward, vertical-roller (15) is correct.
(7) Apply a layer of Polysulfide Sealant-Low Adhesion Brushable - (Material No.06AEA1) or Polysulfide Sealant-Low Adhesion Fillet Structure (Material No.06AEB2) to the shank of the bolt (19).
(8) Install the locking plate (17) and the locking ring (18) with the bolt (19).
(9) Safety the bolt (19) with 14QFB1Wire-Locking Dia: 0.8 mm CRES Nickel Alloy -.
(10) Apply a layer of Corrosion Preventive Compound-Heavy Duty Soft Film - (Material No.12ACC1) to the locking plate (17), the locking ring (18) and the bolt (19).

Subtask 27-84-62-220-145-A ** ON A/C NOT FOR ALL

F. Check of the Position of the Top, Aft and Vertical Roller

Side Rollers and Vertical Rollers - Detail and Location ** ON A/C NOT FOR ALL

Slat-Track Rigging-Dimensions ** ON A/C NOT FOR ALL

(1) Do this friction load check and make sure that the friction load is not more than 6.22 daN (13.9831 lbf):
(a) Attach a spring gage to the applicable track (2).

NOTE: During this check keep the spring gage in the line-of-travel of the track (2).

(b) Use the spring gage to move the track (2) from its fully extended position to fully retracted position. Monitor the spring gage and make a note of the maximum value shown.
(c) Use the spring gage to extend the track (2) to its fully extended position:

if the spring gage pulls the track (2), write down the maximum value shown
if the track (2) extends by its weight and the spring gage holds it back, write down the minimum value shown.

(d) Calculate the friction load as follows:

for two maximum values, the friction load is the sum of the two values
for one maximum value and one minimum value, the friction load is the difference of the two values.

(2) With the track (2) held against the two, top, vertical-rollers (19), move the track (2) through its full range of travel. Make sure that where the bottom, aft, vertical-roller and the track (2) do not touch, the clearance is not more than 0.20 mm (0.0079 in.).
(3) Adjust the top, aft, vertical-roller (15) if:

the friction load is more than 6.22 daN (13.9831 lbf)
and/or
the clearance is more than 0.20 mm (0.0079 in.) (Dim Y).

Subtask 27-84-62-220-144-B ** ON A/C NOT FOR ALL

G. Check the Position of the Top, Forward and Vertical Roller

Slat-Track Rigging-Dimensions ** ON A/C NOT FOR ALL

Side Rollers and Vertical Rollers - Detail and Location ** ON A/C NOT FOR ALL

(1) Move the applicable track (2) through its full range of travel and make sure that:

the smooth travel of the track (2) is not stopped by high points that touch between the track (2) and the vertical roller (15)
the dimension Z between the track (2) and the top, forward, vertical-roller (15) is never more than 0.25 mm (0.0098 in.).

(2) With the track (2) held against the two, top, vertical-rollers (15), move the track (2) through its full range of travel. Make sure that where the bottom, aft, vertical-roller (15) and the track (2) do not touch, the clearance is not more than 0.25 mm (0.0098 in.).
(3) Adjust the top, aft, vertical-roller (15) if:

the friction load is more than 6.5 daN (14.6126 lbf)
and/or
the clearance is more than 0.25 mm (0.0098 in.).

Subtask 27-84-62-820-052-E ** ON A/C NOT FOR ALL

H. Adjustment of the Top, Forward and Vertical Roller

Side Rollers and Vertical Rollers - Detail and Location ** ON A/C NOT FOR ALL

Slat-Track Rigging-Dimensions ** ON A/C NOT FOR ALL

(1) Remove and discard the lockwire from the bolt (19).
(2) Remove the bolt (19), the locking ring (18) and the locking plate (17).
(3) Turn the eccentric bush (16) until the top, forward, vertical-roller (15) touches the track (2).
(4) Move the track (2) through its full range of travel. Stop the track (2) at the point of maximum load between the track (2) and the top, forward, vertical-roller (15). Then turn the eccentric bush (16) to get a clearance of less than 0.038 mm (0.0015 in.) between the track (2) and the vertical roller (15) (Dim Z).
(5) Move the track (2) through its full range of travel. Make sure that the maximum clearance between the track (2) and the top, forward, vertical-roller (15) is never more than 0.25 mm (0.0098 in.).
(6) Do the procedure again, as necessary, until the adjustment of the top, forward, vertical-roller (15) is correct.
(7) Apply a layer of Polysulfide Sealant-Low Adhesion Brushable - (Material No.06AEA1) or Polysulfide Sealant-Low Adhesion Fillet Structure (Material No.06AEB2) to the shank of the bolt (19).
(8) Install the locking plate (17) and the locking ring (18) with the bolt (19).
(9) Safety the bolt (19) with 14QFB1Wire-Locking Dia: 0.8 mm CRES Nickel Alloy -.
(10) Apply a layer of Corrosion Preventive Compound-Heavy Duty Soft Film - (Material No.12ACC1) to the locking plate (17), the locking ring (18) and the bolt (19).

Subtask 27-84-62-220-145-B ** ON A/C NOT FOR ALL

I. Check of the Position of the Top, Aft and Vertical Roller

Side Rollers and Vertical Rollers - Detail and Location ** ON A/C NOT FOR ALL

Slat-Track Rigging-Dimensions ** ON A/C NOT FOR ALL

(1) Do this friction load check and make sure that the friction load is not more than 6.5 daN (14.6126 lbf):
(a) Attach a spring gage to the applicable track (2).

NOTE: During this check keep the spring gage in the line-of-travel of the track (2).

if the spring gage pulls the track (2), write down the maximum value shown
if the track (2) extends by its weight and the spring gage holds it back, write down the minimum value shown.

(d) Calculate the friction load as follows:

for two maximum values, the friction load is the sum of the two values
for one maximum value and one minimum value, the friction load is the difference of the two values.

(2) With the track (2) held against the two, top, vertical-rollers (19), move the track (2) through its full range of travel. Make sure that where the bottom, aft, vertical-roller and the track (2) do not touch, the clearance is not more than 0.25 mm (0.0098 in.).
(3) Adjust the top, aft, vertical-roller (15) if:

the friction load is more than 6.5 daN (14.6126 lbf)
and/or
the clearance is more than 0.25 mm (0.0098 in.) (Dim Y).

Subtask 27-84-62-220-144-C ** ON A/C NOT FOR ALL

J. Check the Position of the Top, Forward and Vertical Roller

Slat-Track Rigging-Dimensions ** ON A/C NOT FOR ALL

Side Rollers and Vertical Rollers - Detail and Location ** ON A/C NOT FOR ALL

(1) Move the applicable track (2) through its full range of travel and make sure that:

the smooth travel of the track (2) is not stopped by high points that touch between the track (2) and the vertical roller (15)
the dimension 'Z' between the track (2) and the top, forward, vertical-roller (15) is never more than 0.25 mm (0.0098 in.)
at the track 11 position only, the dimension 'Z' between the track (2) and the top, forward, vertical-roller (15) is never more than 0.30 mm (0.0118 in.).

(2) With the track (2) held against the two, top, vertical-rollers (15), move the track (2) through its full range of travel. Make sure that where the bottom, aft, vertical-roller (15) and the track (2) do not touch, the clearance is not more than 0.25 mm (0.0098 in.).
(3) Adjust the top, aft, vertical-roller (15) if:

the friction load is more than 6.5 daN (14.6126 lbf)
and/or
the clearance is more than 0.25 mm (0.0098 in.).

Subtask 27-84-62-820-052-F ** ON A/C NOT FOR ALL

K. Adjustment of the Top, Forward and Vertical Roller

Side Rollers and Vertical Rollers - Detail and Location ** ON A/C NOT FOR ALL

Slat-Track Rigging-Dimensions ** ON A/C NOT FOR ALL

(1) At the track 11 position, remove the bolt (19) and the locking plate (18).
(2) At all the other track positions, remove the bolt (19), the washer (24), the locking ring (18) and the locking plate (17).
(3) Turn the eccentric bush (16) until the top, forward, vertical-roller (15) touches the track (2).
(4) Move the track (2) through its full range of travel. Stop the track (2) at the point of maximum load between the track (2) and the top, forward, vertical-roller (15). Then turn the eccentric bush (16) to get a clearance of less than 0.040 mm (0.0016 in.) between the track (2) and the vertical roller (15) (Dim 'Z').
(5) Move the track (2) through its full range of travel. Make sure that the maximum clearance between the track (2) and the top, forward, vertical-roller (15) is never more than 0.25 mm (0.0098 in.).
(6) At the track 11 position only, move the track (2) through its full range of travel. Stop the track (2) at the point of maximum load between the track (2) and the top, forward, vertical-roller (15). Then turn the eccentric bush (16) to get a clearance of less than 0.090 mm (0.0035 in.) between the track (2) and the vertical roller (15) (Dim 'Z').
(7) At the track 11 position only, move the track (2) through its full range of travel. Make sure that the maximum clearance between the track (2) and the top, forward, vertical-roller (15) is never more than 0.30 mm (0.0118 in.).
(8) Do the procedure again, as necessary, until the adjustment of the top, forward, vertical-roller (15) is correct.
(9) Apply a layer of Polysulfide Sealant-Low Adhesion Brushable - (Material No.06AEA1) or Polysulfide Sealant-Low Adhesion Fillet Structure (Material No.06AEB2) to the shank of the bolt (19).
(10) At the track 11 position, install the locking plate (18) and the bolt (19).
(11) At all the other track positions, install the locking plate (17), the locking ring (18), the washer (24) and the bolt (19).
(12) At the track 11 position, apply a layer of Corrosion Preventive Compound-Heavy Duty Soft Film - (Material No.12ACC1) to the locking plate (18) and the bolt (19).
(13) At all the other track positions, apply a layer of Corrosion Preventive Compound-Heavy Duty Soft Film - (Material No.12ACC1) to the:

locking plate (17)
locking ring (18)
bolt (19).

Subtask 27-84-62-220-145-C ** ON A/C NOT FOR ALL

L. Check of the Position of the Top, Aft and Vertical Roller

Side Rollers and Vertical Rollers - Detail and Location ** ON A/C NOT FOR ALL

Slat-Track Rigging-Dimensions ** ON A/C NOT FOR ALL

(1) Do this friction load check and make sure that the friction load is not more than 6.5 daN (14.6126 lbf):
(a) Attach a spring gage to the applicable track (2).

NOTE: During this check keep the spring gage in the line-of-travel of the track (2).

if the spring gage pulls the track (2), write down the maximum value shown
if the track (2) extends by its weight and the spring gage holds it back, write down the minimum value shown.

(d) Calculate the friction load as follows:

for two maximum values, the friction load is the sum of the two values
for one maximum value and one minimum value, the friction load is the difference of the two values.

(2) With the track (2) held against the two, top, vertical-rollers (19), move the track (2) through its full range of travel. Make sure that where the bottom, aft, vertical-roller and the track (2) do not touch, the clearance is not more than 0.25 mm (0.0098 in.).
(3) Adjust the top, aft, vertical-roller (15) if:

the friction load is more than 6.5 daN (14.6126 lbf)
and/or
the clearance is more than 0.25 mm (0.0098 in.) (Dim 'Y').

Subtask 27-84-62-820-054-C ** ON A/C NOT FOR ALL

M. Adjustment of the Top, Aft and Vertical Roller

Side Rollers and Vertical Rollers - Detail and Location ** ON A/C NOT FOR ALL

(1) Remove and discard the lockwire from the bolt (19).
(2) Remove the bolt (19), the locking ring (18) and the locking plate (17).
(3) Move the applicable track (2) through its full range of travel. Adjust the eccentric bush (16) until the top, aft, vertical-roller (15) touches the track (2) at its highest point.
(4) Apply a layer of Polysulfide Sealant-Low Adhesion Brushable - (Material No.06AEA1) or Polysulfide Sealant-Low Adhesion Fillet Structure (Material No.06AEB2) to the shank of the bolt (19).
(5) Install the locking plate (17) and the locking ring (18) with the bolt (19).
(6) Safety the bolt (19) with 14QFB1Wire-Locking Dia: 0.8 mm CRES Nickel Alloy -.
(7) Apply a layer of Corrosion Preventive Compound-Heavy Duty Soft Film - (Material No.12ACC1) to the locking plate (17), the locking ring (18) and the bolt (19).

Subtask 27-84-62-820-054-D ** ON A/C NOT FOR ALL

M. Adjustment of the Top, Aft and Vertical Roller

Side Rollers and Vertical Rollers - Detail and Location ** ON A/C NOT FOR ALL

(1) Remove and discard the lockwire from the bolt (19).
(2) Remove the bolt (19), the washer (24), the locking ring (18) and the locking plate (17).
(3) Move the applicable track (2) through its full range of travel. Adjust the eccentric bush (16) until the top, aft, vertical-roller (15) touches the track (2) at its highest point.
(4) Apply a layer of Polysulfide Sealant-Low Adhesion Brushable - (Material No.06AEA1) or Polysulfide Sealant-Low Adhesion Fillet Structure (Material No.06AEB2) to the shank of the bolt (19).
(5) Install the locking plate (17), the locking ring (18), the washer (24) and the bolt (19).
(6) Safety the bolt (19) with 14QFB1Wire-Locking Dia: 0.8 mm CRES Nickel Alloy -.
(7) Apply a layer of Corrosion Preventive Compound-Heavy Duty Soft Film - (Material No.12ACC1) to the locking plate (17), the locking ring (18) and the bolt (19).

Subtask 27-84-62-820-055-B ** ON A/C NOT FOR ALL

N. Adjustment of the Front Stop

Slat-Track End-Stop - Location and Detail ** ON A/C NOT FOR ALL

Side Rollers and Vertical Rollers - Detail and Location ** ON A/C NOT FOR ALL

(1) Remove and discard the lockwire from the applicable bolts (55).
(2) If applicable, on tracks 5 and 11 only, loosen the nut (56).
(3) Remove the bolts (55) and the applicable front stop (54).
(4) Apply a layer of Polysulfide Sealant-Low Adhesion Brushable - (Material No.06AEA1) or Polysulfide Sealant-Low Adhesion Fillet Structure (Material No.06AEB2) to the shanks of the bolts (55).
(5) Loosely assemble the applicable front stop (54) with the bolts (55).
(6) For tracks 5 and 11, prepare the slat track (2) for electrical bonding (Ref. AMM TASK 20-28-00-912-802).
(7) Put and hold the track (2) in its fully retracted position.
(8) Put the front stop (54) in position so that it is parallel with the bottom, forward, vertical-roller (15).
(9) Tighten the bolts (55).
(10) If applicable, on tracks 5 and 11 only, tighten the nut (56).
(11) Safety the bolts (55) with 14QFB1Wire-Locking Dia: 0.8 mm CRES Nickel Alloy -.
(12) Apply a layer of Corrosion Preventive Compound-Heavy Duty Soft Film - (Material No.12ACC1) to the bolts (55) and the nut (56).
(13) For tracks 5 and 11, do the electrical bonding test (Ref. AMM TASK 20-28-00-869-002).

Subtask 27-84-62-220-143-A

O. Check of the clearance at the track(s) 5 and 9.

Slat Tracks 5 and 9 - Clearance Dimensions

(1) Do a check of the clearance at the track 5 and 9:
(a) Measure the DIM. X (between the slat track arm and the closing rib structure), this must be a minimum of 0.5 mm (0.0197 in.).

5. Close-up
Subtask 27-84-62-640-050-A

A. Lubrication
(1) Lubricate the side-rollers (20) and the top and the bottom vertical-rollers (15) with Synthetic Oil base Grease-General Purpose Lithium Thickened - (Material No.03GBD1) .

Subtask 27-84-62-410-050-A

B. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the applicable actuators:

for track 5, 6, 8, 10 and 12 (Ref. AMM TASK 27-84-49-400-001)
for tracks 7, 9 and 11 (Ref. AMM TASK 27-84-49-400-002).

(3) Install the applicable slat:

for tracks 5 and 6 (Ref. AMM TASK 27-84-64-400-002)
for tracks 7 and 8 (Ref. AMM TASK 27-84-65-400-002)
for tracks 9 and 10 (Ref. AMM TASK 27-84-66-400-002)
for tracks 11 and 12 (Ref. AMM TASK 27-84-67-400-002).

(4) Install the applicable closing plate(s) (Ref. AMM TASK 27-84-69-400-001).

Subtask 27-84-62-865-054-A

C. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
49VU	FLIGHT CONTROLS/SLT/CTL AND MONG/SYS1	5CV	B06
** ON A/C NOT FOR ALL
49VU	FLIGHT CONTROLS/SLT/CTL AND MONG/SYS1	5CV	B01
** ON A/C ALL
121VU	FLIGHT CONTROLS/SLT/CTL/SYS2	7CV	R21

Subtask 27-84-62-942-050-A

D. Removal of Equipment
(1) Make sure that the work area is clean and clear of tools 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.

[Rev.10 from 2021] 2026.03.31 23:58:01 UTC