B. Do the test as given in the Para. 3.A.
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TASK 21-31-00-810-835
Outflow Valve Electronic Module 1 Fault (77)
1. Possible Causes
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- VALVE-OUTFLOW (10HL)
- VALVE-OUTFLOW (10HL), ELECTRONIC MODULE 1
- VALVE-OUTFLOW (10HL), FEEDBACK ASSEMBLY
- wiring
2. Job Set-up Information
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A. Referenced Information
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
AMM 21-31-00-710-002 Operational Test of the Pressure Control and
Monitoring AMM 21-31-51-000-001 Removal of the Outflow Valve 10HL (From Inside) AMM 21-31-51-000-002 Removal of the Outflow Valve (10HL) - Electronics
Module 10HL-1 (10HL-2) AMM 21-31-51-000-005 Removal of the Outflow Valve (10HL) - Feedback
Assembly 10HL-6 AMM 21-31-51-400-001 Installation of the Outflow Valve 10HL (From Inside) AMM 21-31-51-400-002 Installation of the Outflow Valve (10HL) -
Electronics Module 10HL-1 (10HL-2) AMM 21-31-51-400-005 Installation of the Outflow Valve (10HL) - Feedback Assembly 10HL-6 ASM 21-31/01
3. Fault Confirmation
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A. Test
(1) Do the operational test of the pressure control and monitoring system (Ref. AMM TASK 21-31-00-710-002).
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4. Fault Isolation
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A. Fault Isolation
NOTE : This procedure is only applicable for Outflow Valve Part Numbers
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9023-15703-81 and previous.
(1) If one or both of the reports, LAST LEG REPORT, PREVIOUS LEG REPORT, and/or the test gives the maintenance message, OUTFLOW VALVE ELEC 1 (77):
- replace the VALVE-OUTFLOW (10HL), ELECTRONIC MODULE 1 (referred to as OFV (10HL)) (Ref. AMM TASK 21-31-51-000-002) and (Ref. AMM TASK 21-31-51-400-002).
NOTE : The electronic module 1 is connected to the electrical
____
connector 10HL-A.
(a) If the fault continues:
- replace the VALVE-OUTFLOW (10HL), FEEDBACK ASSEMBLY (referred to as OFV (10HL)) (Ref. AMM TASK 21-31-51-000-005) and (Ref. AMM TASK 21-31-51-400-005).
(b) If the fault continues:
- do a check and repair the wiring from the: OFV connector (10HL-D) pins A, B, C, D and E to the OFV connector (10HL-A) pins A, B, C, E and F (Ref. ASM 21-31/01).
B. Fault Isolation
NOTE : This procedure is only applicable for Outflow Valve Part Number
____
20790-01AA and onwards.
(1) If one or both of the reports, LAST LEG REPORT, PREVIOUS LEG REPORT, and/or the test gives the maintenance message, OUTFLOW VALVE ELEC 1 (77):
- replace the VALVE-OUTFLOW (10HL), ELECTRONIC MODULE 1 (referred to as OFV (10HL)) (Ref. AMM TASK 21-31-51-000-002) and (Ref. AMM TASK 21-31-51-400-002).
NOTE : The electronic module 1 is connected to the electrical
____
connector 10HL-A.
(a) If the fault continues:
- replace the VALVE-OUTFLOW (10HL) (Ref. AMM TASK 21-31-51-000-001) and (Ref. AMM TASK 21-31-51-400-001). 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 AIR CONDITIONING 空调1(114)
