A320飞机维护手册 AMM FIRE PROTECTION 防火2(66)

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R  - the APU LP fuel-valve symbol is shown 
R  in the open position. 
R  12. In the APU/AUTO EXTING section  In the APU/AUTO EXTING section of the 
R  of panel 50VU:  panel 50VU: 
R  - push the TEST pushbutton  - the ON legend in the TEST pushbutton 
R  switch.  switch comes on, 
R  - the OK legend in the TEST pushbutton 
R  switch comes on after approximately 
R  10 seconds. 
R  On the APU FIRE panel 20VU: 
R  - the APU FIRE light in the APU FIRE 
R  pushbutton switch comes on. 
R  On the overhead panel 25VU: 
R  - the FAULT legend in the APU MASTER SW 
R  pushbutton switch comes on, 
R  On the glareshield panels 130VU and 
R  131VU: 
R  - the MASTER CAUT lights come on, 
R  - a single chime is heard. 
R  On the ECAM upper display unit: 
R  - the warning, 
R  APU EMER SHUT DOWN 
R  MASTER SW....OFF 
R  comes on. 
R  On the FUEL page of the ECAM lower 
R  display unit: 
R  - the APU LP fuel-valve symbol is shown 
R  in the closed position. 
R  On the external power control panel 
R  108VU: 
R  - the APU FIRE light comes on, 
R  - the ground warning horn is heard (if 
R  the circuit breaker 2WC was not 
R  opened). 
R  13. In the APU/AUTO EXTING section  In the APU/AUTO EXTING section of the 
R  of panel 50VU:  panel 50VU: 

R 1EFF : 051-062, 1 26-22-00Page 517 1 1 May 01/05 1 1 1CES 1

 -------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
R  - push the RESET pushbutton  - the ON legend in the TEST pushbutton 
R  switch.  switch goes off, 
R  - the OK legend in the TEST pushbutton 
R  switch goes off. 
R  On the APU FIRE panel 20VU: 
R  - the APU FIRE light in the APU FIRE 
R  pushbutton switch goes off. 
R  On the external power control panel 
R  108VU: 
R  - the APU FIRE light goes off, 
R  - the ground warning horn goes off (if 
R  the circuit breaker 2WC was not 
R  opened). 
R  On the ECAM upper display unit: 
R  - the warning, 
R  APU EMER SHUT DOWN 
R  MASTER SW....OFF 
R  goes off. 
R  On the overhead panel 25VU: 
R  - the FAULT legend in the APU MASTER SW 
R  pushbutton switch goes off. 
R  On the glareshield panels 130VU and 
R  131VU: 
R  - the MASTER CAUT lights go off. 
R  14. On the overhead panel 25VU:  On the overhead panel 25VU: 
R  - release the APU MASTER SW  - the ON legend in the APU MASTER SW 
R  pushbutton switch.  pushbutton switch goes off. 
R  15. On the circuit breaker panel 
R  121VU: 
R  - close the circuit breaker 
R  APU/FUEL/LP VALVE/SPLY 2QF. 

R NOTE : Close the circuit breaker 2WC if it was opened.
____ R 16. On the overhead panel 25VU: On the overhead panel 25VU:
R 1EFF : 051-062, 1 26-22-00Page 518 1 1 May 01/05 1 1 1CES 1

 -------------------------------------------------------------------------------ACTION RESULT -------------------------------------------------------------------------------
R R R  - push the APU MASTER SW pushbutton switch to the ON position. 
R R  17. On the ECAM control panel: - push the FUEL pushbutton. 
R R R R 
R R R R R  18. On the external power control panel 108VU: - push and hold the APU SHUT OFF pushbutton switch (guarded red). 
R R R R 
R R R 
R R R R 
R R R R R  19. On the external power control panel 108VU: - release the APU SHUT OFF pushbutton switch and close the guard. 
R R R R R 

-
the ON legend in the APU MASTER SW pushbutton switch comes on.

On the ECAM lower display unit:

-
the FUEL page comes into view.

On the FUEL page of the ECAM lower display unit:

-
the APU LP fuel-valve symbol is shown in the open position.

On the ECAM upper display unit:
　
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