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A 747-400 MAINTENANCE MANUAL
 (2)  S 844-037Put the handle in the "Doors Close" position.
 (3)  S 844-036Put the handle back to the "Stowed" position before the flight.

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747-400 MAINTENANCE MANUAL
 NOSE WHEEL WELL FORWARD DOOR BELLCRANK - INSPECTION/CHECK
_________________________________________________________
 1.  General_______
 A.  This procedure has illustrations and the worn area charts. There is no procedure in this section to tell you how to get access for the inspection. But, the applicable sections are identified.
 TASK 32-22-05-206-001
 2.  Nose Wheel Well Forward Door Bellcrank Examination (Fig. 601)__________________________________________________
 A.  References
 (1)  
20-11-01/401, Bearings and Bushings

 (2)  
32-22-05/401, Nose Wheel Well Forward Door Bellcrank

 (3)  
IPC 32-22-05 Fig. 1

 B.  
Access

 (1)  
Location Zone
 711 Nose Landing Gear Door, Forward, LH
 712 Nose Landing Gear Door, Forward, RH

 C.  
Procedure

 S 026-002
 (1)  
Remove the forward door bellcrank for the nose landing gear (Ref 32-22-05/401 and 20-11-01/401 are necessay to remove the bearings and the bushings).

 S 226-003

 (2)  
Examine the worn limits of the forward door bellcrank.

 (a)  
Measure the parts if it is necessary and compare the measured dimensions to the limit dimensions on the table (Fig. 601).

 (b)  
If a part is not in the tolerance, repair or replace it when it is necessary.

 (3)  
Install the forward door bellcrank (Ref 32-22-05/401).

 S 426-004
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747-400
MAINTENANCE MANUAL

SEE A
FWD
FORWARD DOOR ACTUATOR
SEE D
BELLCRANK
SEE B
SEE C
BELLCRANK SUPPORT FITTING
OPERATOR ROD
SHOWN WITH DOORS OPEN
A
Wear Limits of the Forward Door Bellcrank for the Nose Wheel WellFigure 601 (Sheet 1)
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747-400
MAINTENANCE MANUAL

1.
NUT
BELLCRANK
9. BEARING/BOLT 8. BUSHING/BUSHING DOOR ACTUATOR (2 LOCATIONS) (2 LOCATIONS)

11. BUSHING/BUSHING
10. BUSHING/BOLT

BELLCRANK

Wear Limits of the Forward Door Bellcrank for the Nose Wheel Well
Figure 601 (Sheet 2)

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