OIL TANK
SCUPPER
FWD
A
Oil Quantity Transmitter Installation Figure 401
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79-31-01
ALL ú ú C01 Page 402 ú Mar 15/94
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
(2) S 014-008-C00Open the right fan cowl panel (AMM 71-11-02/201).
(3) S 034-009-C00Disconnect the electrical connector from the oil quantity transmitter.
(4) S 034-062-C00Remove the bolts (4 locations) that attach the oil quantity transmitter to the oil tank.
S 024-063-C00
WARNING: DO NOT REMOVE THE TRANSMITTER UNTIL THE OIL TANK PRESSURE
_______ DECREASES (5 MINUTES MINIMUM). DO NOT LET THE ENGINE OIL STAY ON YOUR SKIN. IF THE ENGINE OIL STAYS ON YOUR SKIN, INJURY CAN OCCUR.
BE CAREFUL AROUND THE ENGINE OIL SYSTEM IMMEDIATELY AFTER ENGINE SHUT-DOWN. THE ENGINE OIL TEMPERATURE STAYS HIGH FOR SOME TIME AFTER THE ENGINE SHUT-DOWN AND CAN CAUSE INJURY.
CAUTION: IMMEDIATELY CLEAN OFF ALL ENGINE OIL THAT FALLS ON THE PAINTED
_______ SURFACES AND RUBBER PARTS OF THE AIRPLANE. THE SPECIFIED OIL FOR THIS OIL SYSTEM WILL CAUSE DAMAGE TO THE PAINTED SURFACES AND SOME TYPES OF RUBBER AND MUST NOT BE PERMITTED TO TOUCH THESE PARTS OF THE ENGINE.
USE VERY CLEAN CONTAINERS AND EQUIPMENT. OIL CONTAMINATION BY SMALL QUANTITIES OF SOME ALKALINE CLEANERS CAN CAUSE A FAILURE OF THE SYNTHETIC OIL.
DO NOT PUT THE OIL THAT IS DRAINED FROM THE ENGINE BACK INTO THE ENGINE.
(5) Lift the oil quantity transmitter from the tank.
(a) Discard the O-ring.
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
S 434-012-C00
(6) Install a dust cap on the transmitter boss on the oil tank.
TASK 79-31-01-404-013-C00
3. Oil Quantity Transmitter Installation
_____________________________________
A. References
(1)
AMM 71-11-02/201, Fan Cowl Panel
(2)
AMM 79-31-00/501, Oil Quantity Indicating System
B. Access
(1)
Location Zones
506 Engine No. 1
606 Engine No. 2
(2)
Access Panels 5737L/5746L Engine No. 1 - Fan Cowl Assembly 5837R/5846R Engine No. 2 - Fan Cowl Assembly
C. Procedure (Fig. 401)
S 034-014-C00
(1)
Remove the dust cap from the transmitter boss on the oil tank.
S 434-015-C00
(2)
Use a new O-ring lubricated with engine oil to install the oil quantity transmitter.
S 424-016-C00
(3)
Install the oil quantity transmitter in the boss in the oil tank with the bolts (4 locations).
(a) Safety the bolts with a lockwire.
S 414-017-C00
(4) Attach the electrical connector to the oil quantity transmitter.
(a) Safety the connector with a lockwire.
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79-31-01
ALL ú ú C02 Page 404 ú Nov 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
S 864-056-C00
(5) Remove the DO-NOT-CLOSE tags and close these circuit breakers:
(a) P6-2 Load Control Center
1) For Engine No. 1:
a) AIRPLANES WITHOUT THE ENGINE INSTRUMENT SYSTEM (EIS);
ENG 1 OIL QTY
b) AIRPLANES WITH THE ENGINE INSTRUMENT SYSTEM (EIS);
EIS SEC 1
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