737-300 400 500 AMM 飞机维护手册 动力装置 POWER PLANT 1(17)

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SAFETY LANYARD
SEE F
B
2. TO APPROACH INBOARD SIDE OF ENGINE, START WELL FORWARD OF INLET HAZARD ZONE. WALK AFT WITH SHOULDER NEXT TO FUSELAGE, CROSS OVER TOWARD ENGINE AT A POINT JUST FORWARD OF LANDING GEAR, AND ENTER FAN CASE AREA FROM AFT END OF FAN COWL PANEL.
FORWARD
NOTE: USE OF SAFETY LANYARD IS RECOMMENDED. C
HOW TO APPROACH/EXIT FAN CASE AREA DURING ENGINE MAINTENANCE RUN
Engine Maintenance Entry/Exit Corridors Figure 202 (Sheet 2)
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
HANDLING MOUNT FORWARD ENGINE 
PMC  HOLD-OPEN ROD FAN COWL PANEL HANDLING MOUNT FORWARD ENGINE 

FORWARD
FORWARD ENGINE HANDLING MOUNT LOCATION - RIGHT SIDE
D
FORWARD  ACCESSORY GEARBOX UPPER CLEVIS MOUNT
FORWARD ENGINE HANDLING MOUNT LOCATION - LEFT SIDE
E
CABLE
HOOK
SAFETY
HARNESS

4. TO EXIT ENGINE, REVERSE APPROACH
SAFETY LANYARD ASSEMBLY
SEQUENCE. ALWAYS EXIT FAN CASE
AREA THRU AFT END OF FAN COWL PANEL.

F
HOW TO APPROACH/EXIT FAN CASE AREA DURING ENGINE MAINTENANCE RUN
Engine Maintenance Entry/Exit Corridors Figure 202 (Sheet 3)
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
S 842-019-C00
 (3)  
The safety lanyard and the lanyard connection at the forward engine handling mounts is shown in Figure 202.

 S 842-020-C00

 (4)  
The part numbers for the safety lanyard, the inlet guard, and the inlet barrier, are listed in the equipment paragraph for the procedure for normal power plant operation.

 E.
Engine Cool Down

 S 842-021-C00
 (1)  
After engine operation, make sure the turbine exhaust sleeve and plug have become sufficiently cool before maintenance is done in these areas.

 S 842-022-C00

 (2)  
The other parts of the engine can be worked on with no danger of burns.

 F.
Engine Noise (Fig. 203)

 S 842-023-C00
 WARNING:_______USE EAR PROTECTION WHEN THE ENGINE OPERATES. THE ENGINES MAKE SUFFICIENT NOISE TO CAUSE DAMAGE TO YOUR EARS.
 (1)  
The engines make sufficient noise to cause damage to your ears.

 (a)  
You can temporarily cause your ears to become less sensitive to sound, if you listen to loud engine noise.

 (b)  
You can become permanently deaf if you listen to the engine noise for a long time.

 (c)  
Noise can affect the ear mechanism and cause unsteadiness or an inability to walk or stand without reeling.

 S 842-024-C00
 (2)  When you are near an operating engine, always use ear protection to decrease the quantity of sound energy which reaches your ears.
 NOTE: The use of cup-type ear protection is recommended.
____
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////

TAKEOFF POWER
WARNING: EAR PROTECTION REQUIRED WITHIN THIS AREA.
WARNING: PROLONGED EXPOSURE WITHIN THIS AREA OF MORE THAN SIX MINUTES, EVEN WITH EAR PROTECTION, CAN CAUSE EAR DAMAGE.
Engine Noise Hazard Areas
Figure 203

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