(b)  
Attach red flags to each installation on the vent openings.

 (c)  
Inspect the cheesecloth and replace it if it is necessary.

 C. 14 Day Maintainence
 S 582-225
 (1)  Keep the electrical/electronic systems serviceable.
 (a)  
Apply electrical power for a minimum of 2 hours to all electrical/electronic equipment which stays in the airplane (AMM 24-31-01/501).

 (b)  
Make sure the main battery is in the fully charged condition (AMM 24-31-00/001).

 S 582-226
 (2)  Keep the flight controls serviceable.
 (a)  
Make sure the drain holes for the flap and flap fairing are open.

 (b)  
Keep the leading edge and trailing edge flaps in the FULL UP position (AMM 27-51-00/201 and AMM 27-81-00/201).

 S 582-227
 (3)  Keep the landing gear serviceable.
 (a)  Make sure the tire pressure is not less than 15 psi below the serviceable inflation pressure (AMM 12-15-06/301).
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 10-11-02
 ALL  ú ú 02 Page 219 ú Feb 18/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

 (b)  Do a check of the tires for leaks.
 1) Repair the leaks if it is necessary.

 D. 30 Day Maintainence
 S 582-228
 (1)  Keep the equipment/furnishings serviceable.
 (a)  Remove the seats and carpet (including control cabin seats) (AMM 25-25-01/401).
 NOTE: The seats and carpet can stay in the airplane for up
____ to 30 days. If the humidity is controlled to below 70 percent, the seats and carpet can stay in the airplane. Do a check each 30 days for moisture and mildew. If the humidity is not controlled, remove the seats and carpet and put them in a humidity controlled area. Do a check each 30 days for moisture and mildew.
 S 582-229
 (2)  Keep the fire protection serviceable.
 (a)  If the engines or the APU stay on the airplane, keep the fire extinguishing system in the serviceable "full" condition (AMM 26-21-03/601 and AMM 26-22-01/601).
 S 582-230
 (3)  Keep the fuel system serviceable.
 (a)  Drain all of the water from the fuel tanks, the surge tanks, the stabilizer drip pan, and the boost pumps. Drain again after 24 hours (AMM 12-11-03/301).
 S 582-231
 (4)  Keep the landing gear serviceable.
 (a)  
Disconnect the nose gear torsion link, if not previously disconnected. (AMM 32-21-03/401).

 (b)  
Operate the steering actuators using the system hydraulic pressure through several full movements of travel. (AMM 32-21-03/401).

 (c)  
Put a layer of MIL-G-23827 grease on the torsion link bearing which is open to the outside air for protection.

 NOTE: The torsion link can stay disconnected during storage.
____
 (d)  
Apply MCS 352 lubricant to the finished surfaces of the steering piston rods which are open to the outside air after operation.

 (e)  
Operate the landing gear doors through three full movements of travel.

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 10-11-02
 ALL  ú ú 01 Page 220 ú Oct 18/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 (f)  Put the doors in the closed position when you park the airplane.
 S 582-232
 (5) Keep the exterior skin surfaces serviceable (storage over 60 days).
 (a)  
Make sure all of the structural drain holes are open (AMM 51-41-00/001).

 (b)  
Do a check of the surfaces with strippable coating for blisters, peeling, or other signs of deterioration.

 (c)  
Do a check of all painted surfaces for stains.

 NOTE: Stains are the discoloration of the surface.
____ Oil or other liquids can mix with dust particles and unwanted materials and can cause damage to the airplane finish. The accumulation of rain streaked dust is not dangerous unless the dust contains pollutants which can cause corrosion and damage to the airplane finish.
　
中國(guó)航空網(wǎng) m.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：747-400 AMM 飛機(jī)維護(hù)手冊(cè) PARKING AND MOORING(16)