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79-34-00
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.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 215-024-C00
(4) Make sure the oil temperature indication in the flight compartment is within 5°C of the temperature shown on the thermometer.
(a) If the flight compartment indication is not within 5°C, do a test of the temperature bulb: 1) Disconnect the electrical connector from the temperature
bulb. 2) Connect a 130 ohm resistor to the connector. 3) Make sure the flight compartment indication is 100°C |10°C.
a) If the flight compartment indication is 100°C |10°C, replace the oil temperature bulb.
b) AIRPLANES WITH OIL TEMPERATURE INDICATORS; (AIRPLANES WITHOUT THE ENGINE INSTRUMENT SYSTEM (EIS)); If the flight compartment indication is not 100°C |10°C, replace the oil temperature indicator.
c) AIRPLANES WITH THE ENGINE INSTRUMENT SYSTEM (EIS); If the flight compartment indication is not 100°C |10°C, replace the EIS display unit (AMM 31-42-01/401).
4) Remove the resistor from the electrical connector. 5) Connect the electrical connector to the oil temperature bulb.
F. Put the Airplane Back to Its Usual Condition
S 085-013-C00
(1)
Remove the temperature probe from the "oil-out" tube.
S 865-014-C00
(2)
Close the left fan cowl panel (AMM 71-11-02/201).
S 865-015-C00
(3)
Remove electrical power, if it is not required (AMM 24-22-00/201).
(a) Set the BAT switch on the Electrical Meters Battery and Galley Power Module (P5-13) to the OFF position and install a DO-NOT-OPERATE tag.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
79-34-00
ALL ú ú C01 Page 506 ú Nov 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
OIL TEMPERATURE BULB - REMOVAL/INSTALLATION
___________________________________________
1. General
_______
A. This procedure has two tasks. The first task is the removal of the oil temperature bulb. The second task is the installation of the bulb.
B. The bulb is installed on the outlet side of the scavenge filter housing.
TASK 79-34-01-004-052-C00
2. Oil Temperature Bulb Removal
____________________________
A. Equipment
(1) Container - 1 quart (1 liter) capacity for oil
B. References
(1) AMM 71-11-02/201, Fan Cowl Panels
C. Access
(1)
Location Zone
502 LH Fan Cowl, Left Nacelle
602 LH Fan Cowl, Right Nacelle
(2)
Access Panels
5746L Left Fan Cowl Panel, Left Nacelle
5846R Right Fan Cowl Panel, Right Nacelle
D. Procedure (Fig.401)
S 864-054-C00
(1) Open this circuit breaker and attach a DO-NOT-CLOSE tag:
(a) P6-2 Load Control Center 1) For Engine No. 1: a) AIRPLANES WITHOUT THE ENGINE INSTRUMENT SYSTEM (EIS); ENG 1 OIL TEMP & PRESS AC
b) AIRPLANES WITH THE ENGINE INSTRUMENT SYSTEM (EIS) AND WITH SECONDARY DISPLAY UNIT P/N 10-62178-201; EIS SEC 1
c) AIRPLANES WITH THE ENGINE INSTRUMENT SYSTEM (EIS) AND WITH SECONDARY DISPLAY UNIT P/N 10-62178-202; EIS SEC 1 EIS SEC 5
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