(2)
Close the left thrust reverser (Ref 78-31-00/201).
(3)
Close the left core cowl panel (Ref 71-11-06/201).
(4)
Close the left fan cowl panel (Ref 71-11-04/201).
S 415-033-N00
S 415-034-N00
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S 445-035-N00
(5) Do the activation procedure for the thrust reverser (Ref 78-31-00/201).
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OIL QUANTITY TRANSMITTER - REMOVAL/INSTALLATION
_______________________________________________
1. General
_______
A. This procedure gives the instructions to remove and install the oil quantity transmitter (T675).
B. The oil quantity transmitter is installed on the top of the engine oil tank.
C. You can get access to the oil quantity transmitter through the left thrust reverser.
TASK 79-31-01-004-001-N00
2. Remove the Oil Quantity Transmitter (Fig. 401)
___________________________________
A. Standard Tools and Equipment
(1)
Container - 1 U.S. gallon (4 liter) capacity,
used to catch the oil
B.
References
(1)
AMM 71-11-04/201, Fan Cowl Panels
(2)
AMM 71-11-06/201, Core Cowl Panels
(3)
AMM 78-31-00/201, Thrust Reverser System
(4)
AIPC 71-00-50, Fig. 1
(5)
AIPC 79-31-01, Fig. 1
(6)
WDM 79-31-11
(7)
SSM 79-31-01
C.
Access
(1)
Location Zone
412 Engine 1 - Top of Oil Tank 8 o'clock
422 Engine 2 - Top of Oil Tank 8 o'clock
432 Engine 3 - Top of Oil Tank 8 o'clock
442 Engine 4 - Top of Oil Tank 8 o'clock
(2)
Access Panel
415 Left Thrust Reverser Half - Engine 1
425 Left Thrust Reverser Half - Engine 2
435 Left Thrust Reverser Half - Engine 3
445 Left Thrust Reverser Half - Engine 4
D.
Procedure
S 864-002-N00
(1) Open these circuit breakers as follows and install the DO-NOT-CLOSE tags:
(a) P7 Overhead Circuit Breaker Panel
1) 7F9 EIU L
2) 7F10 EIU C
3) 7F15 EIU R
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////////////////////////A / PW4000 SERIES /747-400 / ENGINES /MAINTENANCE MANUAL ////////////////////////
SEE A
2. COOLING AIR TUBE
5. ELECTRICAL CONNECTOR (DT675)
MAIN GEARBOX (REF) OIL TANK
SEE B
A
Oil Quantity Transmitter Installation
Figure 401 (Sheet 1)
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2. COOLING AIR TUBE
B
B
3. UNION SUPPORT BRACKET 1. HEATSHIELD
4.
HEATSHIELD
5.
ELECTRICAL
A
A CONNECTOR8. BRACKET (DT675)
16. BOLT
6.
PACKING TRANSMITTER (T675)
7.
OIL QUANTITY
15. BRACKET 1
17.NUT
FWD
OIL TANK
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