(2)
Container - one gallon (4 liter) capacity.
B. References
(1)
AMM 71-11-02/201, Fan Cowl Panels
(2)
AMM 79-21-05/201, Magnetic Chip Detector
C. Access
(1)
Location Zones 506 Engine No. 1 - on the accessory gearbox at the 6 o'clock position
606 Engine No. 2 - on the accessory gearbox at the 6 o'clock position
(2)
Access Panels
5737L/5746L Fan Cowl Panels - Engine No. 1
5837R/5846R Fan Cowl Panels - Engine No. 2
D. Procedure
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79-21-01
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
S 864-047-C00
WARNING:_______ DO NOT TOUCH THE COMPONENTS OF THE OIL SYSTEM IF THE ENGINE IS
HOT. THESE COMPONENTS STAY HOTTER THAN OTHER COMPONENTS. HOT
COMPONENTS CAN BURN YOU.
WARNING:_______ DO NOT OPEN THE OIL SYSTEM UNTIL THE PRESSURE GOES TO ZERO.
THE PRESSURE GOES TO ZERO APPROXIMATELY 5 MINUTES AFTER AN
ENGINE SHUTDOWN. A PRESSURIZED ENGINE CAN RELEASE A SPRAY OF
HOT OIL THAT CAN BURN YOU.
WARNING:_______ DO NOT LET HOT OIL GET ON YOU. PUT ON GOGGLES AND OTHER
EQUIPMENT FOR PROTECTION OR LET THE ENGINE BECOME COOL. HOT
OIL CAN BURN YOU.
WARNING:_______ DO NOT LET ENGINE OIL STAY ON YOUR SKIN. USE ENGINE OIL IN
AREA WITH GOOD VENTILATION. ENGINE OIL IS POISONOUS AND CAN BE
ABSORBED THROUGH YOUR SKIN. ENGINE OIL FUMES CAN IRRITATE YOUR
RESPIRATORY TRACT.
CAUTION:_______ DO NOT LET ALKALINE CLEANING FLUID GET INTO THE ENGINE OIL.
VERY SMALL QUANTITIES OF THIS FLUID CAN CHANGE THE ENGINE OIL.
DAMAGE TO EQUIPMENT CAN OCCUR.
CAUTION:_______ DO NOT LET HOT OIL GET ON THE ENGINE OR OTHER COMPONENTS.
IMMEDIATELY CLEAN THE COMPONENT IF OIL FALLS ON IT. OIL CAN
CAUSE DAMAGE TO PAINT AND RUBBER.
(1)
Obey the above Warnings and Cautions through all this procedure.
S 864-002-C00
(2)
Open these circuit breakers and attach DO-NOT-CLOSE tags:
(a) P6-3 Load Control Center 1) MASTER DIM
S 014-003-C00
(3)
Open the right and left fan cowl panels (AMM 71-11-02/201).
S 494-004-C00
(4)
Put a container below the lubrication unit.
S 034-049-C00
(5)
Remove the oil filter bypass pressure switch (Fig. 401).
(a) Disconnect the electrical connector at the pressure switch.
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
SEE A
SEE B
BYPASS SWITCH
OUTLET PRESSURE
TUBE
CLAMP FORWARD SUMP OIL
SUPPLY TUBE
BYPASS SWITCH
INLET PRESSURE BYPASS SWITCH
TUBE INLET PRESSURE
TUBE
SCAVENGE FILTER OIL INLET AFT SUMP OIL SUPPLY TUBE
BOLT (4 LOCATIONS)
AGB 0IL SUPPLY TUBE
BRACKET CONNECTOR ELECTRICAL
OIL FILTER BYPASS PRESSURE SWITCH FWDBYPASS SWITCH OUTLET PRESSURE TUBE A
Lubrication Unit Installation Figure 401 (Sheet 1)
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