(2)
On the AIR COND panel 30VU:
(a)
Push the APU BLEED pushbutton switch to the on position (the ON legend comes on).
(b)
Make sure that the PACK 1 and the PACK 2 pushbutton switches are in the on position (the FAULT and the OFF legends are off).
(c)
Push the HOT AIR pushbutton switch to the on position (the FAULT and the OFF legends are off).
(d)
Turn the COCKPIT, the FWD CABIN and the AFT CABIN temperature selectors to the HOT position.
(3)
Wait for 15 minutes. NOTE : During this 15 minute period you must constantly monitor the
____
duct inlet and the pack temperatures.
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(4) To do this you must:
(a)
On the ECAM control panel push the BLEED pushbutton switch.
(b)
On the ECAM lower DU make sure that:
-
the pack compressor outlet temperature does not go above 230 deg. C (max.) and,
-
the pack outlet temperature does not go above 85 deg. C (max.).
(c)
On the ECAM control panel push the COND pushbutton switch.
(d)
On the ECAM lower DU make sure that the duct inlet temperature does not go above 70 deg. C (max.).
NOTE : If any of the temperatures go above max. you must stop the
____ procedure and do the trouble shooting of the ECS (refer to TSM, chapter 21).
R **ON A/C 004-049, 055-099, 101-149, 151-199, 201-299, 301-399, 401-499,
Subtask 21-00-00-160-052-A
W. Stage 2 Cleaning of the ECS WARNING : MAKE SURE THAT THERE ARE NO PERSONS OR EQUIPMENT NEAR THE RAM
_______ AIR OUTLETS. HOT EXHAUST GASES CAN CAUSE INJURY TO PERSONS AND/OR DAMAGE TO EQUIPMENT.
CAUTION : MAKE SURE THAT THE AREA NEAR THE RAM AIR INLET IS CLEAN AND
_______ FREE FROM LOOSE ARTICLES. LOOSE ARTICLES CAN GO INTO THE RAM AIR INLET AND CAUSE DAMAGE TO EQUIPMENT.
NOTE : You may get smoke and/or fumes when you do this cleaning task.
____ It is recommended that, when possible, one or more of the passenger/crew doors is open. This will supply fresh air to the cabin and the cockpit areas.
(1)
On the CARGO HEAT panel 22VU push the HOT AIR pushbutton switch to the off position (the OFF legend comes on).
(2)
On the AIR COND panel 30VU:
(a)
Push the APU BLEED pushbutton switch to the on position (the ON legend comes on).
(b)
Make sure that the PACK 1 and the PACK 2 pushbutton switches are in the on position (the FAULT and the OFF legends are off).
(c)
Push the HOT AIR pushbutton switch to the on position (the FAULT and the OFF legends are off).
(d)
Turn the COCKPIT, the FWD CABIN and the AFT CABIN temperature selectors to the HOT position.
(3)
Wait for 15 minutes. NOTE : During this 15 minute period you must constantly monitor the
____
duct inlet and the pack temperatures.
(4)
To do this you must:
(a)
On the ECAM control panel push the BLEED pushbutton switch.
(b)
On the ECAM lower DU make sure that:
-
the pack compressor outlet temperature does not go above 230 deg. C (max.) and,
-
the pack outlet temperature does not go above 85 deg. C (max.).
(c)
On the ECAM control panel push the COND pushbutton switch.
(d)
On the ECAM lower DU make sure that the duct inlet temperature does not go above 70 deg. C (max.).
NOTE : If any of the temperatures go above max. you must stop the
____ procedure and do the trouble shooting of the ECS (refer to TSM, chapter 21).
**ON A/C ALL
Subtask 21-00-00-860-057
X. Aircraft Maintenance Configuration
(1)
Do the Procedure to Stop the APU
-
(Ref. TASK 49-00-00-860-004) or,
-
(Ref. TASK 49-00-00-860-006) or,
-
(Ref. TASK 49-00-00-860-009).
(2)
If there is smoke in the cockpit or cabin then you must do the decontamination procedure again.
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(3) If after 20 minutes, with the recirculation fans running, you can still smell the oil, you must replace the recirculation filters (Ref. TASK 21-21-41-000-001) (Ref. TASK 21-21-41-400-001).
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