NO
1 LIFT THE REVERSE THRUST
20 DO A CHECK FOR AN EQUIP-
LEVER TO THE REVERSE IDLE MENT SHORT TO GROUND POSITION.(WDM 78-32-11,-21). DOES THE CONTROL CIRCUIT REPAIR THE PROBLEMS THAT BREAKER STAY CLOSED? YOU FIND.
1
YES
SEE SHEET 2
(BLOCK 2)
DO THESE STEPS TO MAKE SURE THE SYSTEM IS SERVICEABLE:
. ON THE ENGINE ACCESSORY UNIT, M528, PUSH THE RESET BUTTON TO ERASE THE FAULT INDICATIONS
. DO THE OPERATIONAL TEST FOR THE THRUST REVERSER (AMM 78-31-00/501).
Reverser Does Not Extend. REVERSER UNLOCKED Light Does Not Come On.
Reverse Interlock Does Not Release.
Figure 101 (Sheet 1)
C97085
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH TWO LIGHT EAU ú
71-00-50
WITH SYNC LOCKS ú CONFIG 7
WITH REVISED STOW SWITCH WIRING ú C01 Page 104
ú Jul 15/94
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
FROM SHEET 1
(BLOCK 1)
YES NO NO
2 DOES THE REVERSER LIGHT 10 DO A CHECK FOR 28V DC AT 21 EXAMINE THE CIRCUIT FROM
COME ON? SPLICE SM100 (SM99) SPLICE SM100 (SM99) TO THE
(WDM 78-32-11,-21). THRUST REV CONT CIRCUIT
YES
IS THERE 28V DC? BREAKER (WDM 78-32-11,-21). REPAIR THE PROBLEMS THAT
YES
SEE SHEET 4 YOU FIND. (BLOCK 3)
YES
10A MOVE THE L (R) REVERSE 22 IF ONE SLEEVE FAILED TO
THRUST LEVER TO THE FULLY FOR-EXTEND, DO A CHECK FOR GROUND
WARD AND DOWN POSITION.AT THE L (R) SLEEVE SYNC LOCK,
OPEN THE CIRCUIT BREAKER CONNECTOR D1008 OR D1016,
"ENG 1 SYNC LOCK" ("ENG 2 SYNC PIN 2:
LOCK" AND "ENG 2 SYNC LOCK-. IF GROUND EXISTS, REPLACE
ALTN"). THE L (R) SLEEVE THRUST
DISCONNECT THE L (R) REVERSER SYNC LOCK, V148 OR
SLEEVE SYNC LOCK, CONNECTOR
V150 (AMM 78-34-10/401)
D1008 OR D1016.
CLOSE THE CIRCUIT BREAKER . IF THERE IS NOT GROUND,
"ENG 1 SYNC LOCK" ("ENG 2 SYNC EXAMINE THE CIRCUIT FROM
LOCK" AND "ENG 2 SYNC LOCK-CONNECTOR D1008 OR D1016,
ALTN").PIN 2, TO GROUND.
MOVE THE L (R) REVERSE REPAIR THE PROBLEMS THAT YOU
THRUST LEVER TO THE REVERSE FIND.
IDLE POSITION.
IF BOTH SLEEVES FAIL TO
DO A CHECK FOR 28V DC ON
EXTEND, DO A CHECK FOR 28V DC
THE L (R) SLEEVE SYNC LOCK,
AT CONNECTOR D3527 (D3529),
CONNECTOR D1008 OR D1016,
PIN X1.PIN 1 (PIN 2, GND)
. IF 28V DC DOES NOT EXIST,(WDM 78-32-51,-61).
REPAIR THE WIRING BETWEEN
IS THERE 28V DC?
CONNECTOR D3257, PIN X1 AND NOD10634, PIN A2.
. IF 28V DC EXISTS, DO A CHECK FOR GROUND AT CONNECTOR
SEE SHEET 3
D3527, PIN X2.
(BLOCK 10B)
-IF GROUND EXISTS, REPLACE THE SEQUENCE RELAY, R495 (R496). IF THE PROBLEM CONTINUES, DO A CHECK FOR GROUND AT SPLICE SP2694 (SP366). . IF GROUND EXISTS,
REPLACE THE REVERSER
CONTROL VALVE MODULE,
M1173 (M1174)
(AMM 78-34-01/401).
. IF GROUND DOES NOT EXIST, REPAIR THE WIRING TO GROUND (WDM 78-32-11,-21).
-IF GROUND DOES NOT EXIST, DO A CHECK FOR GROUND AT THE TIME DELAY MODULE, M1666 (M1667), PIN B.
(CONTINUED)
Reverser Does Not Extend. REVERSER UNLOCKED Light Does Not Come On.
Reverse Interlock Does Not Release.
Figure 101 (Sheet 2)
C97086
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH TWO LIGHT EAU ú
71-00-50
WITH SYNC LOCKS ú CONFIG 7
WITH REVISED STOW SWITCH WIRING ú C01 Page 105
ú Jul 15/94
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details. 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 动力装置 POWER PLANT 2(38)
