(b)
Make sure the display does not show and the pointer goes to zero.
G. Put the Airplane Back to Its Usual Condition
S 865-031-C00
(1) AIRPLANES WITHOUT EIS;
For the applicable engine, open these circuit breakers:
(a) P6 Main Power Distribution Panel
1) C00732 TACH IND ENG 1 N1
2) C00733 TACH IND ENG 2 N1
S 865-032-C00
(2) AIRPLANES WITH EIS;
For the applicable engine, open these circuit breakers:
(a) P6 Main Power Distribution Panel
1) C01182 EIS PRIMARY 1 (Engine 1)
2) C01184 EIS PRIMARY 2 (Engine 1)
3) C01183 EIS PRIMARY 3 (Engine 2)
4) C01185 EIS PRIMARY 4 (Engine 2)
S 085-066-C00
(3)
Disconnect the test equipment.
(a)
Disconnect the function generator and the test box from the receptacle at the N1 speed sensor.
(b)
Connect the electrical connector D546 to the N1 speed sensor.
(4)
Close the right fan cowl panel (AMM 71-11-02/201).
S 415-080-C00
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
77-12-00
ALL ú ú C05 Page 506 ú Mar 15/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
S 865-101-C00
(5) AIRPLANES WITHOUT EIS;
For the applicable engine, close these circuit breakers:
(a) P6 Main Power Distribution Panel
1) C00732 TACH IND ENG 1 N1
2) C00733 TACH IND ENG 2 N1
S 865-100-C00
(6) AIRPLANES WITH EIS;
For the applicable engine, close these circuit breakers:
(a) P6 Main Power Distribution Panel
1) C01182 EIS PRIMARY 1 (Engine 1)
2) C01184 EIS PRIMARY 2 (Engine 1)
3) C01183 EIS PRIMARY 3 (Engine 2)
4) C01185 EIS PRIMARY 4 (Engine 2)
TASK 77-12-00-715-053-C00
4. Operational Test - N2 Tachometer System_______________________________________
A. References
(1) AMM 71-00-00/201, Power Plant
B. Access
(1) Location Zone
101 Control Cabin - Left
102 Control Cabin - Right
C. Procedure
S 865-075-C00
(1)
Operate the engines (AMM 71-00-00/201).
S 215-058-C00
(2)
Make sure the N2 indicators show approximately the same N2% when the N1 indicators show the same N1%.
S 865-074-C00
(3)
Stop the engines (AMM 71-00-00/201).
TASK 77-12-00-735-055-C00
5. System Test - N2 Tachometer System__________________________________
A. Special Tools and Equipment
(1) C77002 Tachometer System Test Box
B. Standard Tools and Equipment
(1)
Function generator -Gives approximately a 5 V square or sine wave, and adjusts from 50 Hz to 3000 Hz Wavetek Model 21 Synthesizer/Function Generator or equivalent.
(2)
Multimeter - Dana 4003 Digital or equivalent
C. References
(1)
AMM 24-22-00/201, Manual Control
(2)
AMM 71-11-02/201, Fan Cowl Panels
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
77-12-00
ALL ú ú C05 Page 507 ú Jul 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
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本文鏈接地址：737-300 400 500 AMM 飛機(jī)維護(hù)手冊(cè) 發(fā)動(dòng)機(jī)指示 ENGINE INDICATIN(8)
