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27-62-91
ALL ú ú 01 Page 402 ú Nov 15/92
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
(b) Disconnect the bonding jumpers from the ground spoiler.
NOTE: The jumpers are installed adjacent to the inboard and
____ outboard hinge fittings.
(c)
Remove the four hinge bolts.
(d)
Remove the ground spoiler from the airplane.
NOTE: The ground spoiler weighs approximately 16 pounds.
____
(e) Remove the bearings from the inboard and the outboard hinge fittings.
TASK 27-62-91-404-010
3. No. 0, 1, 8 and 9 Ground Spoiler Installation
_____________________________________________
A. Special Tools and Equipment
(1)
C27001-24 Spoiler Ground Lock
B.
Standard Tools and Equipment
(1)
MIlliohmmeter - 0 to 0.1 ohms range
C.
Consumable Materials
(1)
D00015 Corrosion Preventive Grease BMS 3-24
D.
References
(1)
24-22-00/201, Manual Control
(2)
27-61-11/601, Flight Spoiler
(3)
27-61-51/601, Flight Spoiler Actuator
(4)
27-62-00/201, Speed Brake Control System
(5)
27-62-91/501, No. 0, 1, 8 and 9 Ground Spoilers
E.
Access
(1)
Location Zone 307, 407 Wing Trailing Edge Outboard Flaps and Spoilers
F.
Procedure
S 224-011
(1)
If you will install used bolts and bushings in the hinges, examine the parts for worn areas (Ref 27-61-11/601).
S 224-013
(2)
If you will install a used bushing to attach the spoiler panel to the actuator, examine the parts for worn areas (Ref 27-61-51/601).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
27-62-91
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
S 974-012
(3)
If you will install a spoiler made of a different material than the spoiler you removed, you must change the airplane weight and balance data.
S 424-014
(4)
Install the ground spoiler (Fig. 401):
(a)
Install the bearings in the inboard and outboard hinge fittings.
(b)
Put the spoiler in its position on the airplane.
(c)
Install the two center hinge bolts:
(d)
Install the bolts in the hinge fittings with the head as shown in Fig. 401.
(e)
Install the washers and nuts on the bolts.
(f)
Tighten the nuts to 240-350 pound-inches.
(g)
Install the cotter pins in the nuts.
(h)
Install the inboard and outboard hinge bolts:
1) Install the spacer on each side of the bearing.
NOTE: Make sure the flanged bushings are installed in the
____
hinge fitting.
2) Put the bearing in its position and align the clevis. 3) Install the bolts with their heads outboard. 4) Install the washers and the nuts on the bolts. 5) Tighten the nuts to 100-140 pound-inches. 6) Install the cotter pins in the nuts.
(i) Connect the bonding jumpers to the spoiler. 1) Clean the mating surfaces for the bonding jumpers. 2) If there is not a hole in the structure for the bonding
jumper, drill a hole in the lower part of the spoiler panel near the hinge fitting. a) Drill the hole 6.5 inches from the end of the spoiler
panel, 0.5 inch aft of the leading edge.
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