79-32-00
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B. Access
(1)
Location Zone
221 Control Cabin, LH
222 Control Cabin, RH
C.
Preconditions
S 865-028-N00
(1)
These conditions are necessary for this task:
(a)
Engines in operation (AMM 71-00-00/201).
D.
Do a Test of the Indicating System for the Oil Pressure
S 865-002-N00
(1)
Make sure these circuit breakers that follow are closed:
(a)
P6 Main Power Distribution Panel
1) 6D1 OIL PRESS ENG 1
2) 6D2 OIL PRESS ENG 2
3) 6D3 OIL PRESS ENG 3
4) 6D4 OIL PRESS ENG 4
(b)
P7 Overhead Circuit Breaker Panel
1) 7F9 EIU L
2) 7F10 EIU C
3) 7F15 EIU R
S 715-003-N00
(2) With the two engines in operation at the same power, make sure the oil pressure indication on the auxiliary EICAS display is approximately the same for each engine.
TASK 79-32-00-715-026-N00
3. System Test - Oil Pressure Indicating System
____________________________________________
A. Standard Tools and Equipment
(1)
Air source - Compressed Dry Filtered, 0-100 psi
(0-667 kPa)
(2)
Valve - Shutoff
(3)
Valve - Vent
(4)
Gauge - Pressure, 0-100 psi (0-667 kPa) range,
1% accuracy
B.
References
(1)
AMM 24-22-00/201, Manual Control
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SEE A OIL PRESSURE TRANSMITTER, T679 ELBOW TUBE NUT OIL PRESSURE TUBE
A OIL PRESSURE TRANSMITTER, T679
VENT
TUBE
FWD
A
INTERMEDIATE CASE (REF) LOW OIL PRESSURE WARNING SWITCH (REF)
ENGINES WITHOUT SB 79-2036 FWD A-A
A
Oil Pressure Transmitter Location
Figure 502 (Sheet 1)
E18730
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B ELBOW
TUBE NUT
OIL
OIL PRESSURE PRESSURE
TRANSMITTER TUBE
OIL PRESSURE
TRANSMITTER
B
LOW OIL
PRESSURE
WARNING
SWITCH
VENT TUBE
FWD
B-B
FWD
ENGINES WITH SB 79-2036 A
Oil Pressure Transmitter Location Figure 502 (Sheet 2)
E18739
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(2)
AMM 31-61-00/501, Integrated Display System
(3)
AMM 71-11-04/201, Fan Cowl Panels
(4)
AMM 71-11-06/201, Core Cowl Panels
(5)
AMM 78-31-00/201, Thrust Reverser System
(6)
WDM 79-32-11
(7)
WDM 79-32-12
(8)
SSM 79-00-01
C.
Access
(1)
Location Zone 221 Control Cabin, LH 222 Control Cabin, RH 412 Engine 1 - Forward HPC Case 10 o'clock 422 Engine 2 - Forward HPC Case 10 o'clock 432 Engine 3 - Forward HPC Case 10 o'clock 442 Engine 4 - Forward HPC Case 10 o'clock
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本文链接地址：747-400 AMM 飞机维护手册 滑油 OIL(113)
