(2)
Use this procedure for the AVM signal conditioners with these part numbers:
(a)
Boeing part numbers - S332T304-16, S332T304-23, S332T304-25, S332T304-26, S332T304-27, S332T304-30.
(b)
Vendor part numbers - Endevco 6670M2216, 6670M2223, 6670M2225, 6670M2226, 6670M2227, 6670M2230.
B. References
(1)
AMM 71-00-47/101, High Vibration Indication
(2)
AMM 71-00-54/101, AVM Indicating Problem
C. Access
(1)
Location Zone
205 Electronic Compartment
(2)
Access Panel
1201L Electronic Equipment Access Door
D. Prepare to Read the Fault History and Flight History
S 862-040-C00
(1) Make sure this circuit breaker on the circuit breaker panel, P6, is closed.
(a) ENG VIBRATION MONITOR
S 012-022-C00
(2) Open the electronic equipment access door, 1201L.
E. Read the Fault History
S 972-070-C00
(1) Do these steps to read the fault history:
NOTE: If fault codes are to be saved, you must record them before
____ you push the BITE/ERASE button again.
(a) Find the BITE/ERASE button on the front panel of the AVM signal conditioner.
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CAUTION:_______ RECORD THE FAULT CODES BEFORE YOU PUSH THE BITE/ERASE
BUTTON AGAIN. YOU WILL ERASE EACH FAULT CODE WHEN YOU
PUSH THE BITE/ERASE BUTTON AGAIN. WHEN THE DISPLAY IS
BLANK, ALL THE FAULT CODES WERE DISPLAYED AND DELETED.
(b) Push and release the BITE/ERASE button to show the most recent fault code that was set.
NOTE: You will have no indication of the total number of fault
____ codes before they are erased. There are 13 different fault codes. The AVM signal conditioner can keep 32 fault codes in storage memory. Each fault code is recorded in the order of occurance.
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CFM56 ENGINES
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~............................................................ | FAULT CODE | .............................................................. | CODE | DESCRIPTION | ..............................................................
| A1 |Turbine rear frame (TRF) |
| |vibration sensor high noise - |
| |Engine 1 |
.............................................................. | A2 |No. 1 bearing (NOB) vibration | | |sensor high noise - Engine 1 | .............................................................. | A3 |Turbine rear frame (TRF) | | |vibration sensor high noise - | | |Engine 2 | .............................................................. | A4 |No. 1 bearing (NOB) vibration | | |sensor high noise - Engine 2 | .............................................................. | A5 |Turbine rear frame (TRF) | | |vibration sensor signal loss -| | |Engine 1 | .............................................................. | A6 |No. 1 bearing (NOB) vibration | | |sensor signal loss - Engine 1 | .............................................................. | A7 |Turbine rear frame (TRF) | | |vibration sensor signal loss -| | |Engine 2 | .............................................................. | A8 |No. 1 bearing (NOB) vibration | | |sensor signal loss - Engine 2 | .............................................................. | A9 |Self-test failure | .............................................................. | B1 |N1 speed sensor signal loss - | | |Engine 1 | .............................................................. | B2 |N2 speed sensor signal loss - | | |Engine 1 | .............................................................. | B3 |N1 speed sensor signal loss - | | |Engine 2 | 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：737-300 400 500 AMM 飞机维护手册 发动机指示 ENGINE INDICATIN(70)
