(2) On the panel 30VU:
(a)
Make sure that the PACK FLOW selector is at the NORM position.
(b)
Turn the COCKPIT, FWD CABIN and the AFT CABIN temperature selectors to the COLD position.
(c)
Make sure that the X BLEED selector is in the AUTO position and that the HOT AIR pushbutton switch is off (shows OFF legend on).
(d)
Select the respective air condition pack:
R 1_FOR 10HM3 a On the panel 30VU push the PACK 1 pushbutton switch to the
_ on position (shows FAULT and OFF legends off).
b On the ECAM control panel push the BLEED pushbutton switch.
_ c On the ECAM lower DU monitor the pack 1 outlet temperature
_ (15 deg.C (59.00 deg.F)) and the pack 1 bleed pressure.
d Wait for 5 minutes to allow the pack 1 outlet temperature
_ and the pack 1 bleed pressure to stabilize.
NOTE : Start the test measurement as soon as possible.
____ R 2_FOR 11HM3 a On the panel 30VU push the PACK 2 pushbutton switch to the
_ on position (shows FAULT and OFF legends off).
b On the ECAM control panel push the BLEED pushbutton switch.
_ c On the ECAM lower DU monitor the pack 2 outlet temperature
_ (15 deg.C (59.00 deg.F)) and the pack 2 bleed pressure.
d Wait for 5 minutes to allow the pack 2 outlet temperature
_ and the pack 2 bleed pressure to stabilize.
NOTE : Start the test measurement as soon as possible.
____
R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 21-52-00Page 510 1201-299, 401-499, 1Aug 01/05 1 1 1CES 1 **ON A/C 301-399,
Subtask 21-52-00-860-051-D
D. Aircraft Maintenance Configuration
(1)
Do the EIS start procedure (Ref. TASK 31-60-00-860-001).
(a) On the ECAM upper display unit (DU) the warning AIR PACK REGUL. FAULT will be displayed. You must ignore this warning.
(2)
On the panel 30VU:
(a)
Make sure that on the ECON FLOW switch the ON legend is not shown.
(b)
Turn the COCKPIT, FWD CABIN and the AFT CABIN temperature selectors to the COLD position.
(c)
Make sure that the X BLEED selector is in the AUTO position and that the HOT AIR pushbutton switch is off (shows OFF legend on).
(d)
Select the respective air condition pack:
1 FOR 10HM3
_ a On the panel 30VU push the PACK 1 pushbutton switch to the
_ on position (shows FAULT and OFF legends off).
b On the ECAM control panel push the BLEED pushbutton switch.
_ c On the ECAM lower DU monitor the pack 1 outlet temperature
_ (15 deg.C (59.00 deg.F)) and the pack 1 bleed pressure.
d Wait for 5 minutes to allow the pack 1 outlet temperature
_ and the pack 1 bleed pressure to stabilize.
NOTE : Start the test measurement as soon as possible.
____
2 FOR 11HM3
_ a On the panel 30VU push the PACK 2 pushbutton switch to the
_ on position (shows FAULT and OFF legends off).
b On the ECAM control panel push the BLEED pushbutton switch.
_
1EFF : 301-399, 1 21-52-00Page 511 1 1 Aug 01/05R 1 1 1CES 1
c On the ECAM lower DU monitor the pack 2 outlet temperature
_ (15 deg.C (59.00 deg.F)) and the pack 2 bleed pressure.
d Wait for 5 minutes to allow the pack 2 outlet temperature
_ and the pack 2 bleed pressure to stabilize.
NOTE : Start the test measurement as soon as possible.
____ **ON A/C ALL
Subtask 21-52-00-780-050
E. Pressure Drop Test NOTE : To avoid ice build up at the turbine outlet it is recommended that
____
the test does not last more than 10 minutes.
(1)
Open the three-way valve (9) to the upstream pressure (Y) position.
(2)
Make a note of the upstream pressure (Y) as shown on the pressure gauge (8).
(3)
Open the three-way valve (9) to the downstream pressure (X) position.
(4)
Make a note of the downstream pressure (X) as shown on the pressure gauge (8).
(5)
Subtract the downstream pressure (X) from the upstream pressure (Y) to give you the pressure difference.
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本文链接地址：A320飞机维护手册 AMM AIR CONDITIONING 空调 4(4)
