MAIN FUEL PUMP SYSTEM - TASK SUPPORTING DATA
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1. General
_______
The diagrams that follow are to help you do the trouble-shooting tasks.
For the Main Fuel Pump System:
- Physical Layout see R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
(Ref. Fig. 301)
**ON A/C 301-399,
(Ref. Fig. 301A)
**ON A/C ALL
- Block Diagram see R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
(Ref. Fig. 302)
**ON A/C 301-399,
(Ref. Fig. 302A)
**ON A/C ALL
- Engine Feed Interface see R **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
(Ref. Fig. 303)
**ON A/C 301-399,
(Ref. Fig. 303A)
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1 EFF : ALL ∞∞28-21-00∞∞∞∞∞∞∞∞∞∞Page 301
Aug 01/05 CES
Main Fuel Pump System - Physical Layout
Figure 301
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 001-049, 051-099, 101-149, 151-199, ∞∞28-21-00∞∞∞∞∞∞∞∞∞∞Page 302
201-299, 401-499, Aug 01/05 CES
R Main Fuel Pump System - Physical Layout R Figure 301A
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 301-399, ∞∞28-21-00∞∞∞∞∞∞∞∞∞∞Page 303
May 01/04 CES
Main Fuel Pump System - Block Diagram
Figure 302
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 001-049, 051-099, 101-149, 151-199, ∞∞28-21-00∞∞∞∞∞∞∞∞∞∞Page 304
201-299, 401-499, Aug 01/05 CES
R Main Fuel Pump System - Block Diagram R Figure 302A
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 301-399, ∞∞28-21-00∞∞∞∞∞∞∞∞∞∞Page 305
May 01/04 CES
Main Fuel Pump System - Engine Feed Interface
Figure 303
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 001-049, 051-099, 101-149, 151-199, ∞∞28-21-00∞∞∞∞∞∞∞∞∞∞Page 306
201-299, 401-499, Aug 01/05 CES
R Main Fuel Pump System - Engine Feed Interface R Figure 303A
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 301-399, ∞∞28-21-00∞∞∞∞∞∞∞∞∞∞Page 307
May 01/04 CESR **ON A/C 001-049, 051-099, 101-149, 151-199, 201-299, 401-499,
- Center Tank Pumps Basic Control Logic see
(Ref. Fig. 304)
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 001-049, 051-099, 101-149, 151-199, ∞∞28-21-00∞∞∞∞∞∞∞∞∞∞Page 308
201-299, 401-499, Aug 01/05 CES
Main Fuel Pump System - Center Tank Pumps Basic Control Logic Figure 304
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 001-049, 051-099, 101-149, 151-199, ∞∞28-21-00∞∞∞∞∞∞∞∞∞∞Page 309
201-299, 401-499, Aug 01/05 CES
2. Maintenance Notices
___________________ The maintenance notices that follow are to give you an introduction or understanding of possible reported problems related to the main fuel pump system.
The maintenance notice(s) provide useful data for the maintenance staff.
「一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一一1R EFF : 001-049, 051-099, 101-149, 151-199, ∞∞28-21-00∞∞∞∞∞∞∞∞∞∞Page 310
201-299, 401-499, Aug 01/05 CES
-----------------------------------------------------------------------------| MAINTENANCE NOTICE | | MALFUNCTION (Deviation from the desired system operation) | | FUEL PUMP CANISTER OUTLET VALVE (NRV) LEAKAGE/BACKFLOW | |-----------------------------------------------------------------------------| | | | General Description Two operators have reported an unwanted fuel| | transfer from a wing tank to the center | | tank. The cause of the transfer has been | | traced to degradation of the piston assembly| | sealing elements within a center tank fuel | | pump canister outlet valve. | | | | Action All future fuel pump canister outlet valves | | will be produced with a sealing disk made of| | P.T.F.E. replacing the original disk | | material of flourosilicone. | | This action will be by amendment change | | only. | | | | Reference TFU 282152006 | | | | Maintenance steps are necessary, | | Ref. TASK 282100-810-840. | ----------------------------------------------------------------------------- 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：A320 Trouble Shooting Manual 排故手册 FUEL 燃油2(20)
