Installation of the Access Door at RIB1

TASK 57-17-11-400-002-A
Installation of the Access Door at RIB1

WARNING: MAKE SURE THAT YOU HAVE THE CORRECT FIRE FIGHTING EQUIPMENT AVAILABLE.

WARNING: BEFORE YOU DO WORK IN OR NEAR A FUEL TANK, MAKE SURE THAT YOU OBEY ALL THE SAFETY PROCEDURES. THIS WILL PREVENT INJURY TO PERSONS AND/OR DAMAGE TO THE AIRCRAFT.

WARNING: BE CAREFUL NOT TO GET AIRCRAFT FUEL IN YOUR MOUTH OR IN YOUR EYES. IF YOU GET FUEL ON YOUR SKIN OR ON YOUR CLOTHES, FLUSH IT IMMEDIATELY WITH WATER. IF NECESSARY, GET MEDICAL HELP. AIRCRAFT FUEL IS POISONOUS.

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.

ZONE: 147
ZONE: 148

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

REFERENCE	QTY	DESIGNATION
No specific	Torque wrench: range to between 0.9 and 0.8 m.daN (79.65 and 70.80 lbf.in )
No specific	Torque wrench: range to between 1.8 and 1.6 m.daN (13.27 and 11.80 lbf.ft )

B. Consumable Materials

REFERENCE	DESIGNATION
(Material No.06CDD1)	Silicone Adhesive Sealant-Solvant Resistant One part -
(Material No.08BAA9)	Non Aqueous Cleaner-General - -
(Material No.14SBA1)	Textile-Lint free Cotton -

C. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
147	MAIN GEAR WELL AND HYDRAULIC COMPARTMENT
148	MAIN GEAR WELL AND HYDRAULIC COMPARTMENT
148AZ
147AZ

D. Expendable Parts

FIG.ITEM	DESIGNATION	IPC-CSN
14	SEAL	AIPC 57-17-05-02-080
14	SEAL	AIPC 57-17-85-02-080

E. Referenced Information

REFERENCE	DESIGNATION
TASK 12-11-28-650-003-A	Pressure Refuel with Automatic Control
TASK 20-28-00-912-802-A	Electrical Bonding - General Maintenance Procedure
TASK 28-00-00-910-001-A	Fuel Safety Procedures
TASK 28-10-00-910-001-A	Safety Procedures When You Do Work in a Fuel Tank
TASK 28-25-00-650-001-A	Pressure Defuel
TASK 28-25-00-869-001-A	Fuel Transfer
TASK 57-17-11-000-001-A	Removal of Access Cover 147AZ(148AZ)
TASK 57-17-11-000-001-B	Removal of Access Cover 148AZ or/and the ACT-Equipment Support Door
TASK 57-17-11-400-001-A	Installation of Access Cover 147AZ(148AZ)
TASK 57-17-11-400-001-B	Installation of Access Cover 148AZ or/and the ACT-Equipment Support-Door
Access Door at RIB1

3. Job Set-up
Subtask 57-17-11-860-051-A ** ON A/C NOT FOR ALL

A. Aircraft Maintenance Configuration
(1) Make sure that the fuel safety procedures have been obeyed (Ref. AMM TASK 28-00-00-910-001), (Ref. AMM TASK 28-10-00-910-001).
(2) Make sure that the access covers are removed (Ref. AMM TASK 57-17-11-000-001).
(3) Make sure that the applicable inner wing tank is defueled (Ref. AMM TASK 28-25-00-650-001) or the fuel is moved from the applicable inner wing tank (Ref. AMM TASK 28-25-00-869-001).

Subtask 57-17-11-860-051-B ** ON A/C NOT FOR ALL

A. Aircraft Maintenance Configuration
(1) Make sure that the fuel safety procedures have been obeyed (Ref. AMM TASK 28-00-00-910-001)
(2) Make sure that the access cover 148AZ is removed (Ref. AMM TASK 57-17-11-000-001)
(3) Defuel the applicable inner wing tank (Ref. AMM TASK 28-25-00-650-001) or transfer the fuel of the applicable inner wing tank (Ref. AMM TASK 28-25-00-869-001).

4. Procedure
Subtask 57-17-11-914-050-A

A. Preparation for the Installation of the Access Door at RIB1
(1) Clean the contact surface of the seal (14) on the access door (13) with Non Aqueous Cleaner-General - - (Material No.08BAA9) and a lint-free cotton cloth Textile-Lint free Cotton - (Material No.14SBA1) .
(2) Apply Silicone Adhesive Sealant-Solvant Resistant One part - (Material No.06CDD1) on a new seal (14), on the face in contact with the door (13).
(3) Put the AIPC 57-17-05-02-080 SEAL (14) or AIPC 57-17-85-02-080 SEAL (14) on the frame of the door (13).
(4) Clean the surface around the door (13) with Non Aqueous Cleaner-General - - (Material No.08BAA9) to remove unwanted sealant.

Subtask 57-17-11-420-051-A

B. Installation of the Access Door at RIB1

Access Door at RIB1

(1) Put the access door (13) in position on the frame at RIB1.

NOTE: Hold the access door (13) in position when you install the fasteners.

(2) Install the washers (17), (15) and the bolts (18), (16).
(3) TORQUE the bolts (18), (16) to between 0.9 and 0.8 m.daN (79.65 and 70.80 lbf.in )

NOTE: When you install the bolts (18) do an electrical bonding at each end of the 4 bolts (Ref. AMM TASK 20-28-00-912-802).

(4) Install the washers (12) and the bolts (11).
(5) TORQUE the bolts (11) to between 1.8 and 1.6 m.daN (13.27 and 11.80 lbf.ft )

5. Close-up
Subtask 57-17-11-650-052-A

A. Pressure Refuel
(1) Do a pressure refuel of the applicable tanks (Ref. AMM TASK 12-11-28-650-003).

Subtask 57-17-11-420-052-A ** ON A/C NOT FOR ALL

B. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the access covers 147AZ 148AZ (Ref. AMM TASK 57-17-11-400-001).
(3) Remove the ground support and maintenance equipment, the special and standard tools and all other items.

Subtask 57-17-11-420-052-B ** ON A/C NOT FOR ALL

B. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the access cover 148AZ (Ref. AMM TASK 57-17-11-400-001).
(3) Remove the ground support and maintenance equipment, the special and standard tools and all other items.

[Rev.10 from 2021] 2026.04.02 06:30:33 UTC