(2)  
Rig Pin - Variable Stator Vane (2 required), 856A1221, CFM International

 (3)  
Thermometer - locally available.

 B.  Consumable Materials
 (1)  
D00004 Grease - Graphite (CP2101) (AMM
 70-10-01/201)

 (2)  
A00081 Sealant - RTV 106 (CP2267) (AMM
 70-10-01/201)

 C.  References
 (1)  
AMM 71-00-00/501, Power Plant

 (2)  
AMM 75-31-00/201, Variable Stator Vane Actuation System

 (3)  
AMM 78-31-00/201, Thrust Reverser

 D.  Access
 (1)  Location Zones
 506 Engine No. 1 - Fan Frame
 606 Engine No. 2 - Fan Frame

 E.  Procedure (Fig. 501)
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 75-31-00
 ALL  ú ú C02 Page 501 ú Jul 12/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
CONNECTING SEE C
LINK CLEVIS
SEE A
HPC FORWARD 
STATOR CASE 
NUT 
(4 LOCATIONS) 
STAGE 3  STAGE 3 
TIE ROD  TIE ROD 
STAGE 2 
D-HEAD BOLT  TIE ROD 
(4 LOCATIONS)  TIE ROD STAGE 1  2  3 
KEY LOCK 
IGV TIE ROD 

SEE B
VSV
BELLCRANK
CLEVIS
ASSEMBLY
JAMNUT
HEX VSV ACTUATOR
ROD
FWD  ROD END TO
RIG PIN JAMNUT THE CONNECTING
HOLE (2 LOCATIONS) LINK CLEVIS
G-M56-MM-0138(1)-00-B(M) TIE ROD
A1
ROD END TO THE BELLCRANK1 LEFT SIDE BELLCRANK/ACTUATOR ASSEMBLY ASSEMBLYSHOWN, RIGHT SIDE EQUIVALENT
2 ENGINES WITH THE STAGE 3 TIE RODS WITH ONE ADJUSTABLE ROD END BEARING
3 ENGINES WITH THE STAGE 3 TIE RODS WITH TWO
B
ADJUSTABLE ROD END BEARINGS
Variable Stator Vane (VSV) Stage-to-Stage Rigging Adjustment Figure 501 (Sheet 1)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 75-31-00
 ALL  ú ú C01 Page 502 ú Jul 15/92
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
SCREWDRIVER
HPC FORWARD STATOR CASE 
PIN  RIG PLATE 
FWD  POST 

G-M56-SM-1667-(1)-00-C(M)
RIG PLATE PROTRACTOR KIT INSTALLATION C
QUADRANT  QUADRANT 
4  1 
VIEW  HORIZONTAL SPLIT 
LINE TO THE HPC 
FORWARD STATOR CASE 
QUADRANT  QUADRANT 
3  2 

G-M56-SM-1664-(1)-00-C (VIEW IN THE FORWARD DIRECTION)Variable Stator Vane (VSV) Stage-to-Stage Rigging Adjustment Figure 501 (Sheet 2)
QUADRANT LOCATIONS
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 75-31-00
 ALL  ú ú C01 Page 503 ú Jul 15/92
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
S 015-048-C00
 (1)  
Open the fan cowl panel (AMM 71-11-02/201). S 015-049-C00

 EQUIPMENT CAN OCCUR.

 (2)  
Open the thrust reverser halves (AMM 78-31-00/201).

 S 825-098-C00

 (3)  
Make sure the VSV actuators to the bellcrank assemblies are adjusted correctly as follows:

 WARNING:_______ OBEY THE INSTRUCTIONS IN THE PROCEDURE TO OPEN THE THRUST
 REVERSERS.  IF YOU DO NOT OBEY THE INSTRUCTIONS WHEN YOU OPEN
 THE THRUST REVERSERS, INJURIES TO PERSONS OR DAMAGE TO
　
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