28-25-01
 ALL  ú ú 01 Page 401 ú May 28/99

A

757
MAINTENANCE MANUAL

APU DC FUEL PUMP  SPAR REAR  2. RETAINER  3. MOTOR IMPELLER FUEL PUMP OF THE APU DC BSEE 
SEE  A 
1. APU FUEL SHUTOFF VALVE SUPPLY LINE 

8. FLEXIBLE 4. ELECTRICAL
HALF COUPLING CONNECTOR
7. APU FUEL SUPPLY INLET LINE
FWD 
16. WASHER  CONNECTOR 4. ELECTRICAL  6. FLEXIBLE HALF COUPLING  5. HOUSING 
OF THE APU DC 
FUEL PUMP 
15. RETAINER 

APU DC FUEL PUMP
BOLT
A
REAR SPAR
3. MOTOR IMPELLER OF THE APU DC FUEL PUMP
14. WASHER
9. ELECTRICAL CONNECTOR
OF THE
PRESSURE
SWIICH 13. BOLT
2. RETAINER 10. PRESSURE SWITCH 12. PIN OF THE APU DC FUEL PUMP
11. BONDING JUMPER
FWD
MOTOR IMPELLER OF THE APU DC FUEL PUMP B
APU DC Fuel Pump Installation Figure 401
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 28-25-01
 ALL  ú ú 01 Page 402 ú May 28/99

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757
MAINTENANCE MANUAL

 S 494-007
 (6)  
Put the container below the motor impeller (3) to collect all fuel remaining in the housing (5).

 S 034-008

 (7)  
Remove the retainer bolts (15) and washers (16).

 S 034-009

 (8)  
Remove the retainers (2) and pins (12).

 S 024-010

 (9)  
Remove the motor impeller of the APU DC fuel pump (3).

 S 094-011

 (10)
 Remove the container.

 TASK 28-25-01-404-053
 3. Install the Motor Impeller of the APU DC Fuel Pump (View B, Fig. 401)
__________________________________________________
 A. Parts
 ~.............................................................................. | AMM | | AIPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ................................................................................
 | 401  |  2  | Retainer  |  28-25-01|  01 |  65  |
 |  |  3  | Motor Impeller  |  |  |  252  |
 |  |  12  | Pin  |  |  |  60  |
 |  |  15  | Retainer Bolt  |  |  |  45  |
 |  |  16  | Washer  |  |  |  50  |

 2......…........…...................................…..........….....….........1
　
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本文鏈接地址：757 AMM 飛機維護手冊 燃油 CHAPTER 28 - FUEL 4(24)