Special Detailed Inspection (HFEC) of Holes at FR 24 - FR 34 between Stringer 33 and Stringer 39 (LH only) in Cargo Floor Area

TASK 53-21-00-250-801-A
Special Detailed Inspection (HFEC) of Holes at FR 24 - FR 34 between Stringer 33 and Stringer 39 (LH only) in Cargo Floor Area

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

ZONE: 133
ZONE: 134

1. Reason for the Job
Refer to the MPD TASK: 532209-02.
SPECIAL DETAILED INSPECTION (HFEC) OF HOLES AT FR 24

NOTE: This task is an alternative to task 532209-01.

NOTE: The effectivity of this task is "ALL". To know if this task is applicable to your aircraft, refer to the MPD task applicability and the weight variant data given in the SRM introduction.

2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	1	ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE

B. Consumable Materials

REFERENCE	DESIGNATION
(Material No.08BAA9)	Non Aqueous Cleaner-General - -
(Material No.14SBA1)	Textile-Lint free Cotton -

C. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
133	BAY UNDER FWD CAR COMPT FLOOR
134	BAY UNDER FWD CAR COMPT FLOOR
825

D. Referenced Information

REFERENCE	DESIGNATION
TASK 25-54-12-000-003-A	Removal of the Sidewall Panels in the Forward Cargo Compartment
TASK 25-54-12-400-003-A	Installation of the Sidewall Panels in the Forward Cargo Compartment
TASK 25-80-00-000-001-A	Removal of the Insulation Blankets
TASK 25-80-00-400-001-A	Installation of the Insulation Blankets
TASK 52-30-00-860-001-A	Open the FWD or Aft Cargo-Compartment Door with the Yellow Electric Pump
TASK 52-30-00-860-002-A	Close the FWD or Aft Cargo-Compartment Door with the Yellow Electric Pump
TASK 53-22-14-000-001-A	Removal of the Forward Cargo-Compartment Floor-Panels
TASK 53-22-14-400-001-A	Installation of the Forward Cargo-Compartment Floor-Panels
TASK 53-22-14-400-001-A-01	Installation of the Forward Cargo-Compartment Floor-Panels (Alternative Installation Procedure with the Skyflex Option)
NTM 532209
SRM 511100	(for corrective action)
SRM 512200	(for corrective action)
Inspection (HFEC) of the Holes at FR24 to FR34 between Stringer 33 and Stringer 39 (Left Side Only) in the Cargo Floor Area ** ON A/C NOT FOR ALL
Inspection (HFEC) of the Holes at FR24 to FR34 between Stringer 33 and Stringer 39 (Left Side Only) in the Cargo Floor Area ** ON A/C NOT FOR ALL
Inspection (HFEC) of the Holes at FR24 to FR34 between Stringer 33 and Stringer 39 (Left Side Only) in the Cargo Floor Area ** ON A/C NOT FOR ALL

3. Job Set-up
Subtask 53-21-00-010-114-A

A. Get Access
(1) Put an ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE in position in zone 132.
(2) Open the forward cargo-compartment door 825 (Ref. AMM TASK 52-30-00-860-001).
(3) Remove the necessary sidewall panels between FR24 and FR34 (Ref. AMM TASK 25-54-12-000-003).
(4) Remove the necessary forward cargo-compartment floor-panels between FR24 and FR34 to get access to the inspection areas (Ref. AMM TASK 53-22-14-000-001).
(5) Remove the necessary insulation blankets between FR24 and FR34 (Ref. AMM TASK 25-80-00-000-001).

Subtask 53-21-00-110-133-A

B. Preparation of the Inspection Area
(1) Make sure that the inspection area is sufficiently clean to do a satisfactory inspection of the area.
(2) If it is not sufficiently clean, clean the inspection area with Non Aqueous Cleaner-General - - (Material No.08BAA9) and Textile-Lint free Cotton - (Material No.14SBA1) .
(3) Do a visual check of the inspection area for damage or discontinuities.
(4) Make sure that there is no:
(a) Corrosion damage:

If you find corrosion damage, refer to Structural Repair Manual SRM 512200 for types of corrosion, inspection, removal and corrosion protection.

(b) Other damage (scratches, cracks, gouges, dents, creases):

If you find this type of damage, refer to Structural Repair Manual SRM 511100 for damage classification and corrective action.

4. Procedure
Subtask 53-21-00-250-056-A

A. Inspection

Inspection (HFEC) of the Holes at FR24 to FR34 between Stringer 33 and Stringer 39 (Left Side Only) in the Cargo Floor Area ** ON A/C NOT FOR ALL

(1) Do a special detailed inspection (HFEC) of the holes at FR24 to FR34 in the cargo floor area. This inspection is applicable between stringer 33 and stringer 39 (left side only). Refer to Non-destructive Testing Manual NTM 532209.
(2) Make a report of the damage after the NDT inspection:
(a) Corrosion damage:

If you find corrosion damage, refer to Structural Repair Manual SRM 512200 for types of corrosion, inspection, removal and corrosion protection.

(b) Other damage (scratches, cracks, gouges, dents, creases):

If you find this type of damage, refer to Structural Repair Manual SRM 511100 for damage classification and corrective action.

5. Close-up
Subtask 53-21-00-410-107-A

A. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Install the insulation blankets between FR24 and FR34 (Ref. AMM TASK 25-80-00-400-001).
(3) Install the forward cargo-compartment floor-panels between FR24 and FR34 (Ref. AMM TASK 53-22-14-400-001).
(4) Install the sidewall panels between FR24 and FR34 (Ref. AMM TASK 25-54-12-400-003).
(5) Close the forward cargo-compartment door 825 (Ref. AMM TASK 52-30-00-860-002).
(6) Remove the access platform(s).

[Rev.10 from 2021] 2026.04.02 06:28:59 UTC