79-21-00
ALL ú ú C01 Page 1 ú Nov 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
ACCESSORY GEARBOX
MAIN OIL/FUEL HEAT EXCHANGER
SEE C
FUEL PUMP
SCAVENGE OIL FILTER
SEE D
SEE A
TRANSFER
GEARBOX
SERVO FUEL HEATER
MEC
FWD
LUBRICATION UNIT
SEE B A
Oil Distribution System - Component LocationFigure 1 (Sheet 1)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
79-21-00
ALL ú ú C01 Page 2 ú Nov 15/93
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
SCAVENGE FORWARD SUMP TUBE SCAVENGE TUBE
FWD
LUBRICATION UNIT
Oil Distribution System - Component Location
Figure 1 (Sheet 2)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
79-21-00
ALL ú ú C01 Page 3 ú Nov 15/93
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
CORE ACCESS COVER
"OIL OUT"
TUBE
MAIN OIL/FUEL
HEAT EXCHANGER
SERVO FUEL HEATER
FUEL DRAIN TUBE "OIL IN" TUBE
FWD
FUEL PUMP
MAIN OIL/FUEL HEAT EXCHANGER C
Oil Distribution System - Component Location
Figure 1 (Sheet 3)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
79-21-00
ALL ú ú C01 Page 4 ú Nov 15/93
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
OIL
TEMPERATURE
OIL OUTLET BULB
1
FWD OIL
BOWL INLET
OIL TEMPERATURE BULB
2
SCAVENGE OIL FILTER
D
1 ENGINES WITHOUT CFMI SB 79-063
2 ENGINES WITH CFMI SB 79-063
Oil Distribution System - Component Location Figure 1 (Sheet 4)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
79-21-00
ALL ú ú C01 Page 5 ú Jul 15/94
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
SEE A
ACCESSORY
GEARBOX
TRANSFER
GEARBOX
A
MAIN OIL/FUEL
HEAT EXCHANGER
SERVO
FUEL HEATER
A
MEC
FUEL PUMP
FWD
SCAVENGE
OIL FILTER
LUBRICATION
UNIT
A
Oil Distribution System
Figure 2 (Sheet 1)
B03546
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
79-21-00
ALL ú ú C01 Page 6 ú Nov 15/93
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
END COVER
HOUSING
CORE
B
DRAIN PORT
FLANGE TO
ATTACH THE
FUEL PUMP
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
OIL OUT TO OIL TANK
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