B75196
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
FILLER CAP HANDLE IN THE OPEN POSITION
FILLER CAP
HANDLE IN SCUPPER
THE LOCKED
POSITION OVERFLOW PORT
LOCKING PINS
(3 POSITIONS)
LOCKING PINS TO THE FILLER CAP ARE NOT ENGAGED
B
Oil Tank Servicing Figure 302 (Sheet 2)
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A
737-300/400/500MAINTENANCE MANUAL
S 613-007
CAUTION: IF YOU THINK THERE ARE FUEL FUMES WHEN YOU REMOVE THE OIL
_______ FILLER CAP, DO A CHECK FOR FUEL IN THE OIL. IF THERE IS FUEL IN THE OIL TANK, REPLACE THE MAIN OIL/FUEL HEAT EXCHANGER (AMM 79-21-02/401) AND THE SERVO FUEL HEATER (AMM 73-11-03/401). FLUSH THE ENGINE OIL SYSTEM.
YOU MUST FLUSH THE ENGINE OIL SYSTEM IF IT CONTAINS CONTAMINATION. OIL CONTAMINATION CAN CAUSE ENGINE DAMAGE.
DO NOT MIX TYPE 1 AND TYPE 2 OILS. DO NOT DO OIL SERVICING WITH BRANDS THAT ARE NOT APPROVED. FLUSH AND CHANGE THE OIL SYSTEM IMMEDIATELY WITH THE CORRECT ENGINE OIL IF ONE OF THE ERRORS THAT FOLLOWS OCCURS:
-
IF 10 PERCENT OR MORE OF A DIFFERENT OIL TYPE WAS USED.
-
IF 10 PERCENT OR MORE OF A NON-APPROVED OIL WAS USED.
DO THE ENGINE OIL REPLENISH PROCEDURE BEFORE THE OIL TANK BECOMES COOL (30 MINUTES FROM THE ENGINE SHUTDOWN). IF THE OIL TANK IS COOL, YOU CAN FILL IT TOO MUCH AND CAUSE AN INCORRECT INDICATION OF THE OIL CONSUMPTION RATE.
(5) Add engine oil to the fill port of the oil tank and stop just before the oil level reaches the overflow port. (a) If non-approved oils or different oil types have been added to the engine oil, follow these steps: 1) If the quantity is less than 10 percent (2 quarts or less), no action is necessary. 2) If the quantity is more than 10 percent (2 quarts or more), you must drain and replenish the oil tank before the next flight.
S 433-009
(6) Install the filler cap to the oil tank. (a) Examine the filler cap o-ring. 1) Replace it if it is damaged or if it shows deterioration. (b) Put the filler cap in its position in the oil fill port.
NOTE:____ Do this with the locking pins aligned with the slots in the fill port.
(c) (d) Push the cap in and turn it clockwise to engage the locking pins in the slot detents.Push the handle down to the horizontal (closed) position.
S 413-071
(7) Close the access door for the oil tank or the right fan cowl panel (AMM 71-11-02/201).
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A
737-300/400/500MAINTENANCE MANUAL
TASK 12-13-11-603-020
3. Change the Engine Oil_____________________
A. Equipment
(1)
856A2502 - Drain Adapter, CFM International, P.O. Box 15514, Cincinnati, Ohio 45215
(2)
856A3330G01 - Seal Fitting Tool (Tool Set), CFM International
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