Repair to a layer of Corrosion Preventive Compound

TASK 51-75-13-916-002-A
Repair to a layer of Corrosion Preventive Compound

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

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

REFERENCE	QTY	DESIGNATION
No specific	1	PAPER - MASKING
No specific	1	SCRAPER - NON METALLIC
No specific	1	TAPE - MASKING

B. Consumable Materials

REFERENCE	DESIGNATION
(Material No.12ACC1)	Corrosion Preventive Compound-Heavy Duty Soft Film -
(Material No.12ADB1)	Corrosion Preventive Compound-Water Displacing & Heavy Duty Hard Film -

C. Referenced Information

REFERENCE	DESIGNATION
TASK 51-75-13-916-001-A	Repair to a layer of Moisture-Removing Oil

3. Job Set-up
Subtask 51-75-13-941-051-A

A. Get access to the area to be repaired.

4. Procedure
Subtask 51-75-13-140-050-A

A. Repair of a layer of Corrosion Preventive Compound

WARNING: DO NOT APPLY ADHESIVE TAPE ON THE PROBES, DUCTS, SENSORS (STATIC, PITOT, TAT, AOA). USE ONLY THE SPECIFIED TOOLS FOR THE PROTECTION OF THE AIRCRAFT. THE SPECIFIED TOOLS:

GIVE THE CORRECT PROTECTION TO THE AIRCRAFT EQUIPMENT,
ARE EASY TO SEE FROM THE GROUND,
ARE EASY TO REMOVE.

IF YOU USE TAPE, THERE IS A RISK THAT SOME TAPE, OR ADHESIVE FROM THE TAPE, WILL STAY ON THE PROBES, DUCTS OR SENSORS. THIS CAN CAUSE INCORRECT INDICATIONS ON THE RELATED COCKPIT INSTRUMENTS.

CAUTION: DO NOT USE A METAL SCRAPER TO REMOVE THE UNWANTED MATERIAL. A METAL SCRAPER CAN CAUSE DAMAGE TO THE SURFACE OF THE COMPONENT.

(1) Apply the PAPER - MASKING and the TAPE - MASKING to the equipment adjacent to the area.
(2) Remove the damaged layer of corrosion-preventive compound with the SCRAPER - NON METALLIC.
(3) Repair the layer of the moisture-removing oil (Ref. AMM TASK 51-75-13-916-001).
(4) Apply the Corrosion Preventive Compound-Water Displacing & Heavy Duty Hard Film - (Material No.12ADB1) or Corrosion Preventive Compound-Heavy Duty Soft Film - (Material No.12ACC1) to the area.
(5) Remove the PAPER - MASKING and the TAPE - MASKING.

5. Close-up
Subtask 51-75-13-942-051-A

A. Removal of Equipment
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Remove the ground support and maintenance equipment, the special and standard tools and all other items.
(3) Make an entry in the aircraft logbook and attach a tag on the captain side stick to tell the crew that:

Protection covers/devices have been installed.

[Rev.10 from 2021] 2026.04.01 01:34:41 UTC