(37)
Disconnect the service cart from the airplane (AMM 29-11-00/201).
S 435-040
(38)
Connect the pressure line to the engine-driven pump (AMM 29-11-05/401).
S 865-038
S 095-039
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A
757 MAINTENANCE MANUAL
S 865-041
(39) Remove the DO-NOT-CLOSE tags and close these circuit breakers on the P11 panel:
(a)
11K16, ELEC PUMP RIGHT
(b)
11K25, ELEC PUMP LEFT
S 865-042
(40)
Motor the left (right) engine (AMM 71-00-00/201).
S 215-043
(41)
Make sure there are no leaks at the pressure line on the engine-driven pump.
S 115-044
CAUTION: QUICKLY CLEAN THE AREA AROUND THE ENGINE-DRIVEN PUMP OF ALL
_______ HYDRAULIC FLUID. HYDRAULIC FLUID CAN CAUSE DAMAGE TO THE AIRPLANE EQUIPMENT.
(42)
Clean all hydraulic fluid from the area of the engine-driven pump (AMM 12-25-01/301).
S 415-045
(43)
Close the fan cowl panels (AMM 71-11-04/201).
S 865-046
(44)
Do the activation procedure for the thrust reverser
(AMM 78-31-00/201).
S 865-047
(45)
Remove electrical power if it is not necessary (AMM 24-22-00/201).
S 865-048
(46)
Remove hydraulic power if it is not necessary (AMM 29-11-00/201).
TASK 29-31-00-735-049
3. System Test - Pressure Indicating System for the Center Hydraulic System
________________________________________________________________________
A. Equipment
(1) Hydraulic Service Cart, 0 to 3000 psi, with
Hydraulic Fluid, Fire Resistant, per BMS 3-11
B. References
(1) AMM 06-41-00/201, Fuselage Access Doors and Panels
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757
MAINTENANCE MANUAL
(2)
AMM 24-22-00/201, Electrical Power - Control
(3)
AMM 29-11-00/201, Main (Left, Right, and Center) Hydraulic Systems
(4)
AMM 31-41-00/201, Engine Indicating and Crew Alerting System
C.
Access
(1)
Location Zones
211/212 Control Cabin
D.
Procedure
S 865-050
(1)
Remove the pressure from the center hydraulic system and the reservoir (AMM 29-11-00/201).
S 865-051
(2)
Supply electrical power (AMM 24-22-00/201).
S 865-052
(3)
Push the ELEC/HYD switch on the EICAS maintenance panel on the right side panel, P61.
S 865-054
(4)
Open these circuit breakers on the P11 panel and attach DO-NOT-CLOSE tags:
(a)
11K15, ELEC PUMP C1
(b)
11K24, ELEC PUMP C2
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本文鏈接地址：757 AMM 飛機(jī)維護(hù)手冊(cè) 液壓 CHAPTER 29 - HYDRAULIC POWER 2(156)
