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 52-34-12
 ALL  ú ú 01 Page 204 ú Jun 18/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

 (b)  
Remove the driver.

 (c)  
Remove the pin through the trigger and the handle (Detail B).

 (d)  
Remove the trigger.

 (e)  
Remove the pin that holds the lock pin (Detail C).

 (f)  
Remove the lock pin.

 S 032-008
 (6)  If it is necessary, remove the plunger and the housing from the door (Detail C).
 TASK 52-34-12-402-009
 3. Install the Master Latch Lock Handle (Fig. 201)
____________________________________
 A. General
 (1)
This task refers to the master latch lock handle as "the handle".

 B.
Consumable Materials

 (1)  
D00062 Lubricant - BMS3-33

 C.
References

 (1)  
IPC 52-34-12

 D.
Access

 (1)  
Location Zone 122 Forward Cargo Container Compartment, Forward Half 142 Aft Cargo Container Compartment

 (2)  
Access Panel
 821R Door - Forward Cargo Compartment
 822R Door - Aft Cargo Compartment

 E.
Procedure

 S 422-037
 (1)  
Do these steps if it is necessary to install the housing and the plunger in the door.

 (a)  
Lubricate the packing that goes around the plunger with grease.

 (b)  
Install the plunger in the housing.

 (c)  
Install the housing and the plunger in the door as shown in detail C.

 S 432-011
 (2)  
Do these steps if it is necessary to install the trigger or the lockpin in the handle.

 (a)  
Install the trigger (Detail B). 1) Put the trigger in the handle. 2) Install the pin through the trigger and the handle. 3) Safety the pin with a cotter pin.

 (b)  
Install the lock pin (Detail C). 1) Put the lock pin in position in the handle. 2) Put the pin through the handle and the lock pin. 3) Safety the pin with a cotter pin.

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 52-34-12
 ALL  ú ú 01 Page 205 ú Jun 18/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 432-030
 (3)  
Refer to the "Repairs - Master Latch Lock Handle" task if it is necessary to install the driver.

 S 642-051

 (4)  
Lubricate the two packings on the shaft with grease.

 S 422-012

 (5)  
Install the shaft and crank on the handle as shown in detail B.

 S 432-013

 (6)  
Connect the handle control rod to the crank as shown in detail A.

 S 862-015

 (7)  
Close the handle.

 S 222-016

 (8)  
Do the "Adjustment/Test" task below.

 TASK 52-34-12-802-020
 4.  Adjustment/Test - Master Latch Lock Handle (Fig. 201)__________________________________________
 A. General
 (1)  
This task refers to the master latch lock handle as "the handle".

 B.
Consumable Materials

 (1)  
G01046 Ink - Black Marking

 C.
References

 (1)  
IPC 52-32-12

 D.
Access

 (1)  
Location Zone 122 Forward Cargo Container Compartment, Forward Half 142 Aft Cargo Container Compartment

 (2)  
Access Panel
 821R Door - Forward Cargo Compartment
 822R Door - Aft Cargo Compartment

 E.
Procedure

 S 822-038
 (1)  
Adjust the stop bolt.

 (a)  
Make sure you can push the handle into the door between 0.10 and 0.15 inch (Detail C).

 (b)  
Move the stop bolt to set the dimension above.

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