Removal of the Ramp Fairing [CFMI]

TASK 78-32-42-000-040-A
Removal of the Ramp Fairing

WARNING: PUT THE SAFETY DEVICES AND THE WARNING NOTICES IN POSITION BEFORE YOU START A TASK ON OR NEAR:

THE FLIGHT CONTROLS
THE FLIGHT CONTROL SURFACES
THE LANDING GEAR AND THE RELATED DOORS
COMPONENTS THAT MOVE.

MOVEMENT OF COMPONENTS CAN KILL OR CAUSE INJURY TO PERSONS AND/OR CAN CAUSE DAMAGE TO THE EQUIPMENT.

FIN: 1000EM1 ** ON A/C NOT FOR ALL
FIN: 1000EM2 ** ON A/C NOT FOR ALL

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 1M(3 FT)
No specific	AR	BLADE - SHAPED
No specific	AR	SCRAPER - PLASTIC
No specific	AR	WARNING NOTICE(S)
HIX3005	1	SAFETY SLEEVE - PIVOTING DOOR ACTUATOR

B. Consumable Materials

REFERENCE	DESIGNATION
(Material No.CP1039)	acetone
(Material No.CP1041)	isopropyl alcohol
(Material No.CP2011)	stoddard solvent
(Material No.CP2559)	ardrox 552
(Material No.CP2560)	turco ind 79
(Material No.CP2566)	mag-chem teksol
(Material No.CP2584)	degreasol 99 R
(Material No.CP2656)	mag-chem skysol

C. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
FOR [1000EM1] (ENGINE-1)
437AL, 438AR, 451AL, 452AR
FOR [1000EM2] (ENGINE-2)
447AL, 448AR, 461AL, 462AR

D. Referenced Information

REFERENCE	DESIGNATION
TASK 71-13-00-010-040-A	Opening of the Fan Cowl Doors
TASK 78-30-00-481-041-A	Make the Thrust Reverser Unserviceable for Maintenance
TASK 78-32-41-480-040-A	Installation of the Safety Sleeve on Blocker Door Actuator
TASK 78-32-41-860-040-A	Manual Deployment of the Blocker Door
TASK 78-36-00-010-040-A	Opening of the Thrust Reverser Doors
Ramp Fairing
Ramp Fairing
Ramp Fairing
Strut Fairing Sealant

3. Job Set-up
Subtask 78-32-42-941-057-A ** ON A/C NOT FOR ALL

A. Safety Precautions
(1) On the center pedestal, on the ENG panel 115VU:
(a) Put a WARNING NOTICE(S) to tell persons not to start the engine.
(2) Make sure that the engine 1(2) shutdown occurred not less than 5 minutes before you do this procedure.
(3) On the overhead maintenance panel 50VU:
(a) Make sure that the ON legend of the ENG/FADEC GND PWR/1(2) pushbutton switch is off.
(b) Put a WARNING NOTICE(S) to tell persons not to energize the FADEC 1(2).

Subtask 78-32-42-010-065-A ** ON A/C NOT FOR ALL

B. Get Access
(1) Open the fan cowl doors (Ref. AMM TASK 71-13-00-010-040):
(a) FOR [1000EM1] (ENGINE-1)
437AL 438AR
(b) FOR [1000EM2] (ENGINE-2)
447AL 448AR
(2) Put the ACCESS PLATFORM 1M(3 FT) in position.

Subtask 78-32-42-040-059-A ** ON A/C NOT FOR ALL

C. Make the thrust reverser unserviceable (Ref. AMM TASK 78-30-00-481-041).

Subtask 78-32-42-860-058-A ** ON A/C NOT FOR ALL

D. Manually bring blocker doors to deploy position (Ref. AMM TASK 78-32-41-860-040).

Subtask 78-32-42-480-052-A ** ON A/C NOT FOR ALL

E. Install the HIX3005 SAFETY SLEEVE - PIVOTING DOOR ACTUATOR on blocker doors (Ref. AMM TASK 78-32-41-480-040).

Subtask 78-32-42-010-066-A ** ON A/C NOT FOR ALL

F. Open the thrust reverser half doors (Ref. AMM TASK 78-36-00-010-040):
(1) FOR [1000EM1] (ENGINE-1)
451AL 452AR
(2) FOR [1000EM2] (ENGINE-2)
461AL 462AR

4. Procedure
Subtask 78-32-42-020-057-A ** ON A/C NOT FOR ALL

A. Removal of the Ramp Fairing

POST SB RA32078-13

(1) Removal of the bead of sealant:

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

(a) Remove the bead of sealant with a SCRAPER - PLASTIC and acetone (Material No.CP1039) or isopropyl alcohol (Material No.CP1041) or stoddard solvent (Material No.CP2011) or ardrox 552 (Material No.CP2559) or turco ind 79 (Material No.CP2560) or mag-chem teksol (Material No.CP2566) or degreasol 99 R (Material No.CP2584) or mag-chem skysol (Material No.CP2656) around the strut fairing on the side of ramp fairing.

Strut Fairing Sealant ** ON A/C NOT FOR ALL

(2) Remove and discard the seals (50), keep the caps (60).

END OF SB RA32078-13

POST SB RA32078-23

(3) Remove screws and nuts:

CAUTION: MAKE SURE THAT NO BOLT OR WASHER FALLS INTO THE TURBINE SCOOP, THE VENTILATION HOLE OR THE PRECOOLER.

(a) Remove screws (10, 30) and nuts (20, 40) which attach the upper/lower cut corner flanges (if applicable), upper/lower ramp fairings and deflector.

Ramp Fairing ** ON A/C NOT FOR ALL

(4) Cut the seals:

CAUTION: TAKE CARE NOT TO DAMAGE THE PARTS WHEN YOU CUT THE SEAL.

(a) Pull lightly on the all parts and carefully cut the seals with a BLADE - SHAPED.
(5) Remove the upper/lower cut corner flanges (if applicable), upper/lower ramp fairings and deflector.

END OF SB RA32078-23

(6) Removal of the sealant:

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

(a) Remove the sealant with a SCRAPER - PLASTIC and acetone (Material No.CP1039) or isopropyl alcohol (Material No.CP1041) from the ramp fairing and the structure area where you removed the ramp fairing.

[Rev.10 from 2021] 2026.04.02 06:38:10 UTC