3.
CHECK RESISTANCE, USING OHMMETER, BETWEEN PINS 1 AND 3 OF BULB.
4.
COMPARE CORRESPONDING TEMPERATURE VALUE FROM TABLE TO THERMOMETER READING (REF FIG. 110, OIL TEMPERATURE CHECK).
RESISTANCE (OHMS) TEMPERATURE (`C) RESISTANCE (OHMS) TEMPERATURE (`C)
83.77 -20 97.31 20
87.04 -10 100.91 30
90.38 0 104.60 40
93.80 10 108.39 50
5.CLOSE LEFT FAN COWL PANEL (AMM 71-11-02/201).
"OIL OUT" TUBE OIL TEMPERATURE BULB CONNECTOR ELECTRICAL
SEE A
"OIL IN" TUBE
SCAVENGE OIL
FILTER
A
Oil Temperature Bulb Resistance Check Figure 111
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.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 ////////////////////////
ACCESSORY GEARBOX (AGB) EXCESS OIL CHECK
1.EQUIPMENT AND MATERIALS
A. CONTAINER - 2 U.S. GALLON (8 LITER) CAPACITY SUITABLE FOR ENGINE OIL
B. TOOL - SEAL FITTING, 856A3330 G01 (TOOL SET), CFM INTERNATIONAL, P.O. BOX 15514, CINCINNATI, OH 45215
2. CHECK AGB FOR EXCESS OIL
A. OPEN LEFT FAN COWL PANEL (71-11-02 MP).
B. PLACE CONTAINER UNDER AGB DRAIN PLUG.
C. REMOVE AGB DRAIN PLUG AND ALLOW OIL TO DRAIN. DISCARD O-RING.
D. MEASURE QUANTITY OF OIL DRAINED FROM AGB. OIL QUANTITY DRAINED SHOULD NOT EXCEED ONE QUART.
E. CHECK THAT GROOVE IN AGB DRAIN PLUG IS CLEAN.
F. LUBRICATE O-RING AND OUTSIDE OF SEAL FITTING TOOL WITH ENGINE OIL. USING TOOL, INSTALL O-RING ONTO DRAIN PLUG.
G. LIGHTLY COAT AGB DRAIN PLUG THREADS WITH ENGINE OIL AND INSTALL. TIGHTEN PLUG TO 180-200 POUND-INCHES (20.5-23.0 N.M) AND LOCKWIRE.
H. CLOSE LEFT FAN COWL PANEL (71-11-02 MP).
SEE A
OIL FILTER SCAVENGE
DRAIN PLUG GEARBOX ACCESSORY
GEARBOX ACCESSORY LUBRICATION UNIT
A
Accessory Gearbox (AGB) Excess Oil Check Figure 112
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
THRUST LEVER TRAVEL CHECK
1.
OPEN LEFT FAN COWL PANEL (71-11-02 MP).
2.
REMOVE AFT COVER FROM FUEL CONTROL BOX.
3.
ADVANCE FORWARD THRUST LEVER UNTIL MAXIMUM FORWARD THRUST STOP ON MEC IS CONTACTED, THEN RELEASE LEVER. AT THIS POINT, FORWARD EDGE OF THRUST LEVER SHALL BE 0.1 INCH (2.5 MM) MINIMUM FROM END OF LEVER SLOT IN CONTROL STAND.
4.
RETARD THRUST LEVER TO IDLE STOP.
5.
INSTALL AFT COVER ON FUEL CONTROL BOX
SEE A USING BOLTS AND WASHERS (2 PLACES).
6. CLOSE FAN COWL PANEL (71-11-02 MP).
SHUTOFF LEVER FUEL
LEVER POWER
MEC
SEE BOX CONTROL FUEL B
A FWD MAX FORWARD THRUST STOP
____NOTE: FOR CLARITY. FUEL CONTROL BOX NOT SHOWN
B
Figure 113 Thrust Lever Travel Check
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
MEC FUEL SHUTOFF LEVER POSITION CHECK
1.
OPEN LEFT FAN COWL PANEL (71-11-02 MP).
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