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--Feb 01/05 ---CES -
R (3) Check of the automatic closure of the bleed pressure regulator valve
R (4001HA).
R - Remove the BMC-2 (1HA2) (Ref. AMM TASK 36-11-34-000-001).
R - Do a check for 28 VDC at pin AA/8A of the BMC2.
R (a) If there is no 28 VDC:
R - Do a check and repair the wiring from the BMC2 pin AA/8A to the
R circuit breaker 3HA2 pin 2.
R (b) If there is 28 VDC:
R - Do a check of the wiring between pin A/D1 of the ENG 2 BLEED
R pushbutton switch and pin AA/7A of the BMC2.
R 1_ If there is continuity:
R - Replace the P/BSW-ENG 2 BLEED (4HA2).
R a_ If the fault continues:
R - Replace the BMC-2 (1HA2) (Ref. AMM TASK 36-11-34-000-001)
R and (Ref. AMM TASK 36-11-34-400-001).
R 2_ If there is no continuity:
R - Repair the wiring between pin A/D1 of the ENG 2 BLEED
R pushbutton switch and pin AA/7A of the BMC2 (Ref. ASM 36-
R 11/02).
C. Do the test given in para. 3.
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--Feb 01/05 ---CES - Fan Air Valves of the Engine 1 and Engine 2 Blocked in the Open Position
1.
Possible Causes
_______________
2.
Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
36-11-00-810-849 Fan Air Valve of the Engine 1 Blocked in the Open Position 36-11-00-810-850 Fan Air Valve of the Engine 2 Blocked in the Open Position AMM 36-11-54-720-001 Functional Test of the Opening of the Fan Air Valve
3. Fault Confirmation
__________________
A. Test
(1) Do the test of the fan air valve (Ref. AMM TASK 36-11-54-720-001).
4. Fault Isolation
_______________
**ON A/C 001-049, 051-099, 101-105, 151-199, 201-228, 301-302,
A. If the test gives the maintenance messages:
FAN AIR V 9HA1 OR THRM 7170HM1 and
FAN AIR V 9HA2 OR THRM 7170HM2:
-do the trouble shooting procedures (Ref. TASK 36-11-00-810-849) and (Ref. TASK 36-11-00-810-850).
R **ON A/C 106-149, 229-299, 303-399, 401-499,
A. If the test gives the maintenance messages:
THRM 7170HM1 OR FAN AIR-V 9HA1 and
THRM 7170HM2 OR FAN AIR-V 9HA2:
-do the trouble shooting procedures (Ref. TASK 36-11-00-810-849) and (Ref. TASK 36-11-00-810-850).
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--Aug 01/05 ---CES -R **ON A/C ALL
TASK 36-11-00-810-871
High Bleed Pressure of the Engine 1 in Climb
1. Possible Causes
_______________
-VALVE-BLEED PRESS REG (4001HA)
-VALVE-OVERPRESSURE, ENG 1 (5HA1)
2. Job Set-up Information
______________________
A. Referenced Information
-------------------------------------------------------------------------------
REFERENCE DESIGNATION
-------------------------------------------------------------------------------
AMM 36-11-00-740-001 BITE Test of the BMC 1(2) AMM 36-11-52-000-040 Removal of the Bleed Pressure-Regulator Valve (4001HA) AMM 36-11-52-400-040 Installation of the Bleed Pressure-Regulator Valve
(4001HA) AMM 36-11-53-000-001 Removal of the Overpressure Valve (5HA1,5HA2) AMM 36-11-53-400-001 Installation of the Overpressure Valve (5HA1,5HA2) TSM 36 PB 101
3. Fault Confirmation
__________________
A. Test
(1) Do the BITE test of the BMC1 (Ref. AMM TASK 36-11-00-740-001).
4. Fault Isolation
_______________
A. If the test gives a maintenance message, you can find the related trouble shooting procedure (Ref. TSM 36 PB 101).
(1) If there is no maintenance message:
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