71-00-55
 ALL  ú
 ú C02 Page 101 ú Nov 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
3.  AIRPLANES WITH SEC. ENG. & HYD. DISPLAY; Trouble Symptoms Listing
________________________ Trouble Symptom_______________ Begin Trouble Shooting
 Oil Quantity Display Inoperative Fig. 102 Block 1 Reading Does Not Change Fig. 102 Block 1 Oil Quantity Display Reads Improperly Fig. 102 Block 3 Fluctuates Fig. 102 Block 3 High or Low Fig. 102 Block 3
 NOTE: Engine oil level fluctuations of less than +/- 1 quart
____ (1 liter) are in the permitted limits for normal engine operation.
 Oil Pressure Display Inoperative Fig. 103 Block 1 Oil Pressure Display Reads Improperly Fig. 103 Block 1 Fluctuates Fig. 103 Block 3 Low or High Fig. 103 Block 1 Oil Temperature Display Inoperative Fig. 104 Block 1 Oil Temperature Display Reads Improperly Fig. 104 Block 3 Fluctuates Fig. 104 Block 3 High or Low Fig. 104 Block 3 Low Oil Pressure Warning Light Problems Fig. 105 Block 1 Illuminated, Oil Pressure Normal Fig. 105 Block 3 Always Illuminated Fig. 105 Block 5 Extinuished After Engine Shutdown Fig. 105 Block 10 Oil Filter Bypass Warning Light Problems Fig. 106 Block 1 Illuminated During Engine Operation Fig. 106 Block 3 Always Illuminated Fig. 106 Block 10
 4.  Trouble Shooting Tips
_____________________
 A.  The low oil pressure warning switch and oil filter differential switch are grounded to their respective mounting brackets through the switch case. When replacing the switch make sure contact surfaces between switch and mounting bracket are clean.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 71-00-55
 ALL  ú ú C02 Page 102 ú Nov 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
SEE B
SEE C
SEE  A 
SEE  D 
ANTI-SIPHON 
VENT TUBE  TUBE 
LUBE 
SCAVENGE 
TUBE 

LUBE
SUPPLY
TUBE

OIL QUANTITY TRANSMITTER
FILLER
CAP

SCUPPER
SIGHT GLASS
OIL TANK
SCUPPER DRAIN TUBE FWD
OIL TANK
A
Oil Indicating System - Component Location Figure 101 (Sheet 1)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 71-00-55
 ALL  ú ú C02 Page 103 ú Jul 15/93
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
ELECTRICAL CONNECTOR
LOW OIL PRESSURE WARNING SWITCH
OIL PRESSURE 
TRANSMITTER 
PRESSURE OIL SUPPLY  ELECTRICAL CONNECTOR  VENT PRESSURE FROM TGB 
LOW OIL PRESSURE WARNING SWITCH 
AND OIL PRESSURE TRANSMITTER
B 

Oil Indicating System - Component Location
Figure 101 (Sheet 2)

EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 71-00-55
 ALL  ú ú C03 Page 104 ú Jul 15/93
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
C36793
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
OIL OUTLET  1  OIL BULB TEMPERATURE  2 
OIL TEMPERATURE BULB 

BOWL OIL INLET 
FWD  C OIL TEMPERATURE BULB 
TUBE INLET PRESSURE LUBRICATION UNIT 
ELECTRICAL CONNECTOR 
1 2  Figure 101 (Sheet 3) Oil Indicating System - Component Location D OIL FILTER DIFFERENTIAL WARNING SWITCH BRACKET TUBE OUTLET PRESSURE PRESSURE SWITCH OIL FILTER DIFFERENTIAL ENGINES WITHOUT CFMI SB 79-063 ENGINES WITH CFMI SB 79-063 
　
中國航空網 www.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：737-300 400 500 AMM 飛機維護手冊 動力裝置 POWER PLANT 2(81)