(c)
Remove the two quick-release pins from the two brackets on the left APU compartment bulkhead.
(d)
Connect the two hold-open rods from the left access door to the two brackets and install the two quick-release pins.
(e)
Push the right access door up and remove the lanyard from the pin on the aft APU compartment bulkhead.
(f)
Open the right access door to the fully open position and remove the two hold-open rods from the two clips.
(g)
Remove the two quick-release pins from the two brackets on the right APU compartment bulkhead.
(h)
Connect the two hold-open rods from the right access door to the two brackets and install the two quick-release pins.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
49-31-00
ALL ú ú 02 Page 202 ú Jun 18/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
D. Fuel Pump Inlet Screen Removal
S 022-075
(1)
Do these steps to remove the inlet screen and spring assembly (11):
(a)
Put the container below the fuel pump (1).
WARNING:_______THE INLET SCREEN COVER HAS SPRING PRESSURE ON IT. BE CAREFUL TO MONITOR THE PARTS WHEN YOU REMOVE THE INLET SCREEN COVER. THE INCORRECT REMOVAL OF THE INLET SCREEN COVER CAN CAUSE INJURY TO PERSONS.
(b)
Remove the plug (13) and inlet screen cover (14).
(c)
Remove the two packings (12), (15). 1) Discard the two packings (12), (15).
(d)
Remove the inlet screen and spring assembly (11).
(e)
Make sure you install all necessary protection covers.
(f)
Remove the container.
TASK 49-31-00-402-007
3. Fuel Pump Inlet Screen Installation (Fig. 201)___________________________________
A. References
(1)
AMM 49-11-00/201, Auxiliary Power Unit
B.
Equipment
(1)
100-48189-2 Tool - Packing Assembly (or equivalent tool) ARGO-TECH 23555 Euclid Avenue, Cleveland, OH 44117
(2)
217024-7 Tool - Packing Assembly (or equivalent tool) ARGO-TECH 23555 Euclid Avenue, Cleveland, OH 44117
C.
Consumable Materials
(1)
G01048 Lockwire, Corrosion Resistant Steel (0.032 Inch Diameter) -MS20995C32
(2)
D00504 Lubricant, Petrolatum Jelly - VV-P-236 or
(3)
D00418 Oil - Aircraft Turbine Engine
D.
Parts ~.............................................................................. | AMM | | AIPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ................................................................................ | 201 | 1 | Pump Assembly (Fuel Pump) | 49-31-03 | 01 | 57 | | | 11 | Inlet Screen and Spring Assembly | | | 69 | | | 12 | Packing | | | 64 | | | 15 | Packing | | | 72 | 2.......….......…...................................…...........…......….......1
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
49-31-00
ALL ú ú 01 Page 203 ú Feb 18/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
FWD
SEE A APU COMPARTMENT PUMP 1. FUEL 2. PACKING 3. PACKING 4B. WASHER (2 LOCATIONS) 4. COVER PLUG (2 LOCATIONS) 4A. SPACER
14. INLET COVER SCREEN 11. INLET SCREEN AND SPRING ASSEMBLY 12. PACKING 15. PACKING (2 LOCATIONS) 5. NUT 5A. BRACKET 6. PACKING (QTY 2) FILTER 7. OUTLET ELEMENT
13. PLUG 8. PACKING
FWD
COVER 10. FILTER D95003 (P3) CONNECTOR, 9. ELECTRICAL
A
Fuel Pump Filter and Cover Plug Installation
Figure 201
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú 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) 機(jī)載輔助動(dòng)力 2(32)
