S 034-029
(3)
Hold the inner door and remove the hinge bolts.
TASK 32-13-11-424-058
5. Shock Strut Inner Door Installation (Fig. 401)___________________________________
A. References
(1)
AMM 07-11-11/201, Airplane Jacking
(2)
AMM 32-00-01/201, Ground Lock Assemblies
(3)
AMM 27-51-32/501, Inboard Flap Track Fairings
B.
Equipment
(1)
Hydraulic test bench that can supply 20 gpm at 3000 psi
(2)
7355 Mylar Tape, Mystic Tape, Division of Borden Chemical Co., 60 Happ Road, Northfield, Illinois 60093 (Preferred).
Y8412 Mylar Tape, 3M Company, Industrial Tape Division, 3M Center, St. Paul, Minnesota 55101. (Optional)
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A
737-300/400/500MAINTENANCE MANUAL
C. Consumable Materials
(1)
Grease - BMS 3-24 (AMM 20-30-21)
(2)
D00633 Grease - BMS 3-33
D.
Access
(1)
Location Zones
310 Left Main Landing Gear
410 Right Main Landing Gear
E.
Shock Strut Inner Door Installation
S 824-030
(1)
Put the door in the mounting position.
S 644-031
(2)
Apply a layer of grease to the hinge bolts.
(a)
Install the hinge bolts,the washers, the nuts, and the cotter pins.
S 434-032
(3)
Connect the control rod assembly (7) for the inner door.
S 844-033
(4)
Lift the airplane until all tires are clear of the ground
(AMM 07-11-11/201).
S 764-034
(5)
Examine that the electrical power is available.
S 484-035
(6)
Connect the external hydraulic test bench.
(a)
Do not pressurize the hydraulic system A.
S 094-036
(7)
Remove the ground lock assemblies on the repaired landing gear (AMM 32-00-01/201).
(8)
Set the control lever of the landing gear to the UP position.
S 844-037
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
S 844-038
(9)
Operate the test bench to control the hydraulic pressure and the flow to slowly retract the gear.
S 224-039
(10)
Do a check on the fit of the inner door.
(a)
Set the door with the body fairing in less than +0.06/-0.13 inch.
(b)
The clearance between the forward edge of the door and the body fairing must be 0.20 +0.05/-0.14 inch.
(c)
The clearance between the aft edge of the door and the body fairing must be 0.25 |0.10 inch.
NOTE: Adjust the inboard flap track fairing (AMM 27-51-32/501)
____
to get the correct clearance.
S 824-040
(11)
Adjust the inner door with the forward inboard corner 0.17 +0.03/-0.00 inch inside the body contour.
(a)
This will permit the door to align when wing is deflected in flight.
NOTE: Adjust the door with the control lever of the landing
____ gear in the neutral position and the flaps up.
S 824-041
(12)
Extend the gear and adjust the control rod (7) for the inner door.
S 824-042
(13)
Do the steps (9), (11) and (12) until you get the necessary tolerances.
S 764-043
(14)
Examine whether the electrical power is necessary on the airplane.
(a)
If the power is not necessary, turn off the power sources.
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