71-00-02
ALL ú ú C17B Page 470 ú Mar 12/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
Prepare For the Installation of the Power Plant
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~........................................................................ | ENGINE/STRUT VIBRATION ISOLATION COMPATIBILITY REQUIREMENTS | ..........................................................................
| STRUT CROSSBEAM | FORWARD ENGINE MOUNT |
| CONFIGURATION | CONE BOLT P/N 310A1041( ) |
| .................................... .....
| | LEFT | RIGHT |
.......................................................................... | WITH VIBRATION ISOLATORS | -5 | -5 | | WITHOUT VIBRATION ISOLATORS | -1 | -2 or -7 | 2................................….................….....................1
2) If the engine and the strut vibration isolation configurations are not compatible, change the forward engine mount cone bolts (AMM 71-21-01/401).
(c) Pneumatic control logic and the wire bundle W1508.
1) Make sure the configuration of the wire bundle W1508 (WDM 36-11-01) at the bleed air regulator (M1180) agrees with the airplane for the correct operation of the PRSOV during an engine start. a) AIRPLANES WITHOUT SB 36-1016;
Wire 1508-011 is connected to pin 4 of the connector D3064.
b) AIRPLANES WITH SB 36-1016; Wire 1508-011 is connected to pin 5 of the connector D3064.
c) AIRPLANES BEFORE LINE POSITION 1628 AND AIRPLANES WITHOUT SB 36-1016; Wire 1508-011 is connected to pin 4 of the connector D3064.
d) AIRPLANES AFTER LINE POSITION 1628 AND AIRPLANES WITH SB 36-1016; Wire 1508-011 is connected to pin 5 of the connector D3064.
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71-00-02
ALL ú ú C08B Page 471 ú Mar 12/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
Prepare For the Installation of the Power Plant
_______________________________________________
(d) Engine/strut interference compatibility
CAUTION:_______ BEFORE YOU INSTALL THE POWER PLANT, MAKE SURE THE COUPLING
ON THE INLET COWL ANTI-ICING DUCT ABOVE THE 12 O'CLOCK
STRUT IS ALIGNED SUCH THAT THE TENSIONER BOLT IS ON THE
INBOARD OR OUTBOARD SIDE. IF THE COUPLING IS NOT
CORRECTLY ALIGNED, DAMAGE TO THE STRUT AND COUPLING CAN
OCCUR.
(e) Fuel control box compatibility
1) Make sure the correct fuel control box agrees with the fuel control push-pull cables installed for the airplane model and engine type.
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