E.
Put the Airplane Back to Its Usual Condition
S 865-029
(1)
Move the speed brake lever to the DOWN position to lower the spoilers.
S 085-031
(2)
Remove the protractors and the protractor stands from the spoilers.
S 865-032
(3)
Remove the systems A and B hydraulic power (Ref 27-62-00/201).
S 865-033
(4)
Remove the electrical power (Ref 24-22-00/201).
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A
737-300/400/500MAINTENANCE MANUAL
NO. 4 AND 5 GROUND SPOILER - INSPECTION/CHECK
_____________________________________________
1. General_______
A. There is one task in this procedure, an inspection of the No. 4 and 5 ground spoilers. To do the inspection you measure the diameters of the bolts, bushings, bearings and hinge fittings that attach the ground spoiler panels to the structure.
TASK 27-62-12-226-001
2. No. 4 and 5 Ground Spoiler Inspection_____________________________________
A. Standard Tools and Equipment
(1)
Micrometer 0 to 1 inch
B.
References
(1)
27-62-12/401, No. 4 and 5 Ground Spoiler
C.
Access
(1)
Location Zone 309, 409 Wing Inboard Trailing Edge Flap and Spoilers
D.
Procedure
S 026-002
(1)
Remove the ground spoiler (Ref 27-62-12/401).
S 226-003
(2)
Examine the bolts, bushings, bearings and hinge fittings for worn areas (Fig. 601):
(a)
Remove the parts.
(b)
Use a micrometer to measure the parts.
(c)
Compare the dimensions you measured with the permitted dimensions shown in Fig. 601.
(d)
Repair or replace the parts that are not in the tolerance.
(e)
Install the parts.
(3)
Install the ground spoiler (Ref 27-62-12/401).
S 426-004
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A
737-300/400/500
MAINTENANCE MANUAL
SEE A
SEE C PUSHROD
GROUND SPOILER
SEE B PUSHROD
SEE C
SEE B
FWD
GROUND HINGESPOILER (2 LOCATIONS)ACTUATORS
HINGE (2 LOCATIONS)
A
No. 4 and 5 Ground Spoiler Wear Limits
Figure 601 (Sheet 1)
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A 737-300/400/500MAINTENANCE MANUAL
NO. INDEX PART NAME DIM. DESIGN LIMITS WEAR LIMITS WORN PART REPLACE PART WORN REPAIR INSTR. REPAIR
DIAMETER MITTED PER-DIM. WEAR DIA.MAX ANCE CLEAR-
MIN MAX
1 BEARING ID 0.4995 0.5000 0.5020 0.0025 X
BOLT OD 0.4990 0.4995 0.4970 1
2 BUSHING ID 0.5000 0.5015 0.5040 0.0040 X
BOLT OD 0.4990 0.4995 0.4970 X 1
3 BEARING ID 0.2495 0.2500 0.2515 0.0025 X
BOLT OD 0.2490 0.2495 0.2475 X 1
4 BUSHING ID 0.2500 0.2515 0.2535 0.0040 X
BOLT OD 0.2490 0.2495 0.2475 X 1
5 HINGE FITTING ID 2 0.9019 2 0.9029 0.9050 0.0040
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