Adjustment of the Hatch Control Handle

TASK 52-21-11-820-002-A
Adjustment of the Hatch Control Handle

WARNING: MAKE SURE THAT THE LOCK PIN IS CORRECTLY INSTALLED IN THE REGULATOR VALVE ASSEMBLY OF THE INFLATION RESERVOIR. THIS SAFETIES ALL COMPONENTS OF THE INFLATION SYSTEM IN OPERATION AND PREVENTS ACCIDENTAL:

DISCHARGE OF THE INFLATION RESERVOIR
DEPLOYMENT OF THE ESCAPE SLIDE

WHICH CAN CAUSE INJURY AND/OR DAMAGE.

WARNING: MAKE SURE THAT THE LATCH PIN IS RETRACTED IN THE DISARMED POSITION DURING THE REMOVAL AND INSTALLATION PROCEDURE. THIS PREVENTS AN ACCIDENTAL OPERATION OF THE ESCAPE SLIDE MECHANISM DURING THE REMOVAL/INSTALLATION.

WARNING: MAKE SURE THAT THE SAFETY PIN IS CORRECTLY INSTALLED IN THE HATCH FRAME IF THE EMERGENCY EXIT HATCH IS REMOVED. THIS PREVENTS AN ACCIDENTAL OPERATION OF THE ESCAPE SLIDE MECHANISM DURING THE MAINTENANCE.

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

1. Reason for the Job
To adjust the hatch control handle of the locking mechanism.
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
98D52207539000	1	TOOL SET-EMERGENCY DOORS,ADJUSTMENT

B. Consumable Materials

REFERENCE	DESIGNATION
(Material No.12ABE2)	Corrosion Preventive Compound-Water Displacing Oily Film System
(Material No.14QFB1)	Wire-Locking Dia: 0.8 mm CRES Nickel Alloy -

C. Referenced Information

REFERENCE	DESIGNATION
TASK 25-23-47-000-001-A	Removal of the Lining from the Emergency Exit Hatches
TASK 25-23-47-400-001-A	Installation of the Lining on the Emergency Exit Hatches
TASK 52-21-11-000-001-A	Removal of the Emergency Exit Hatch
TASK 52-21-11-000-002-A	Removal of the Hatch Locking Mechanism
TASK 52-21-11-400-001-A	Installation of the Emergency Exit Hatch
TASK 52-21-11-400-002-A	Installation of the Hatch Locking Mechanism
Adjustment of the Hatch Control Handle ** ON A/C NOT FOR ALL
Adjustment of the Hatch Control Handle ** ON A/C NOT FOR ALL
Adjustment of the Hatch Position

3. Job Set-up
Subtask 52-21-11-010-057-A ** ON A/C NOT FOR ALL

A. Get Access
(1) Remove the emergency exit hatch (Ref. AMM TASK 52-21-11-000-001).
(2) Remove the hatch lining from the hatch structure (Ref. AMM TASK 25-23-47-000-001).
(3) If necessary, carefully remove the insulation packs from the work area.

4. Procedure
Subtask 52-21-11-820-051-A ** ON A/C NOT FOR ALL

A. Adjustment of the Hatch Control Handle
(1) Remove the connection rod (22) from the locking hook (21) and the pull lever (29) (Ref. AMM TASK 52-21-11-000-002).
(2) Remove the spring (23) from the pull lever (29).

NOTE: This is only necessary on the side of the connection rod (22).

(3) Remove and discard the cotter pin (26) from the pull lever (29).
(4) Remove the washer (27) and the pivot pin (28) from the pull lever (29).
(5) Install the 98D52207539000 TOOL SET-EMERGENCY DOORS,ADJUSTMENT between the locking hook (21) and the pull lever (29) as follows:
(a) Attach the dead point gage with the rigging pin to the pull lever (29).
(b) Attach the dead point gage with the pip-pin to the locking hook (21).
(6) Release the jam nuts (24) to move the adjustment screws (25).
(7) Turn the adjustment screws (25) until the adjustment pin of the 98D52207539000 TOOL SET-EMERGENCY DOORS,ADJUSTMENT can engage in the hole of the pull lever (29).
(8) Tighten the jam nut (24) to safety the overcenter position of the pull lever (29).
(9) Remove the rigging pin, the adjustment pin, the pip-pin and the dead point gage from the pull lever (29) and the locking hook (21).
(10) Install the pivot pin (28), the washer (27) and the new cotter pin (26) to the pull lever (29).
(11) Install the spring (23) on the pull lever (29).
(12) Make sure that there is a minimum clearance of 1.0 mm (0.039 in.) between the pull lever and the roller of the flush panel

Adjustment of the Hatch Position ** ON A/C NOT FOR ALL

(13) Remove the 98D52207539000 TOOL SET-EMERGENCY DOORS,ADJUSTMENT from the locking hook (21) and the pull lever (29).
(14) Install the connection rod (22) between the locking hook (21) and the pull lever (29) with a nominal dimension of 124.0 mm (4.882 in.) (Ref. AMM TASK 52-21-11-400-002).
(15) Install the emergency exit hatch (Ref. AMM TASK 52-21-11-400-001).
(16) Adjust the length of the connection rod (22) as follows:

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.

(a) Remove the lockwire from the locking devices (32) and the jam nuts (31).
(b) Release the jam nuts (31) and turn the turn buckle (33) until the locking hooks (21) touch the upper roller fittings (1).
(c) If the locking hooks (21) touch the upper roller fittings (1), turn back the turn buckle (33) one-half thread.
(d) Make sure that through the related check hole of the turn buckle (33), you can see:

The threaded end of the fork end (30)
The threaded end of the eye end (34).

(e) Examine the position of the locking devices (32) and tighten the jam nuts (31).
(f) Safety the jam nuts (31) on the locking devices (32) with 14QFB1Wire-Locking Dia: 0.8 mm CRES Nickel Alloy -.
(17) Apply Corrosion Preventive Compound-Water Displacing Oily Film System (Material No.12ABE2) to all components of the locking mechanism that do not have paint protection.

5. Close-up
Subtask 52-21-11-410-058-A ** ON A/C NOT FOR ALL

A. Close Access
(1) If removed, install the insulation packs in the work area.
(2) Install the hatch lining on the hatch structure (Ref. AMM TASK 25-23-47-400-001).
(3) Make sure that the emergency exit hatch is correctly installed (Ref. AMM TASK 52-21-11-400-001).

[Rev.10 from 2021] 2026.04.01 12:44:53 UTC