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12-13-02
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A
747-400 MAINTENANCE MANUAL
ENGINE - SERVICING (OIL REPLENISHING)
_____________________________________
1. General
_______
A. This procedure gives the task to fill the engine oil tank.
B. Refer to PW SB 238 for information on approved oil brands, oil types, and instructions for changeover to a different brand or type of oil.
C. Add the oil through the filler neck on the oil tank to fill the engine oil.
D. You can get access to the oil tank cap through the oil access door on the left core cowl panel.
TASK 12-13-03-603-011
2. Fill the Engine Oil Tank (Fig. 301)
___________________________________
A. Consumable Materials
(1) D00390 Oil - Engine
B. References
(1) AMM 71-00-00/201, Power Plant
C. Access
(1)
Location Zone 412 Engine 1 - Main Gearbox Aft Face 8 o'clock 422 Engine 2 - Main Gearbox Aft Face 8 o'clock 432 Engine 3 - Main Gearbox Aft Face 8 o'clock 442 Engine 4 - Main Gearbox Aft Face 8 o'clock
(2)
Access Panel
417A Oil Access Door - Engine 1
427A Oil Access Door - Engine 2
437A Oil Access Door - Engine 3
447A Oil Access Door - Engine 4
D. Procedure
S 213-001
CAUTION: YOU MUST OBEY THE TIME LIMITS IN THE STEPS THAT FOLLOW WHEN
_______ YOU FILL THE ENGINE WITH ENGINE OIL. A FAILURE TO DO THIS CAN CAUSE AN INCORRECT SERVICING OF THE ENGINE OIL TANK AND DAMAGE TO THE ENGINE.
(1) Examine the oil level.
NOTE: You must fill the engine oil tank from fifteen (15) minutes
____ to two (2) hours after the engine is shut down.
If you see "black oil" in the oil system, refer to AMM 72-00-00/601. Black oil can be an indication of a serious problem or it can be a condition that requires no maintenance action.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
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747-400 MAINTENANCE MANUAL
OIL FILL ACCESS LEFT CORE COWL
SEE A
SEE B
A
OIL ACCESS DOOR
FWD OIL LEVEL GAGE A OIL TANK
OIL TANK CAP A
HANDLE
IN THE LOCKED
POSITION
HANDLE IN THE LOCKED POSITION
OIL TANK CAP
SCUPPER DRAIN
ENGINES POST-PW-SB 79-47
B
DRAIN LINE
ENGINES POST-PW-SB 79-65
B
L-A0730
Engine Oil Servicing
Figure 301 (Sheet 1)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
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747-400
MAINTENANCE MANUAL
DRAIN SCUPPER FILLER NECK VALVE LEVEL OIL
LINE DRAIN SCUPPER LEVEL OIL
MAXIMUM FILL LEVEL ON ENGINE NO. 1 AND NO. 2 MAXIMUM FILL LEVEL ON ENGINE NO. 3 AND NO. 4
ENGINES PRE-PW-SB 79-47
LEVEL OIL LEVEL OIL
L-A6593 (0893)
MAXIMUM FILL LEVEL ON ENGINES MAXIMUM FILL LEVEL ON ENGINES
POST-PW-SB 79-65 POST-PW-SB 79-47
A-A
Engine Oil Servicing
Figure 301 (Sheet 2)
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747-400
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