(10)
Lift the airplane on jacks to do landing gear retraction (AMM 07-11-01/201).
S 862-134
(11)
Apply 3000 psi to the left EDP pressure line.
S 862-135
(12)
Retract and extend the main and nose landing gear and doors through three full cycles (AMM 32-32-00/501 and AMM 32-34-00/501).
S 862-136
(13)
Remove the pressure from the left EDP pressure line.
NOTE: It is not necessary to have the airplane on jacks for the
____ steps that follow.
S 862-137
(14)
Apply 3000 psi to the left EDP pressure line.
S 862-138
(15)
Operate the nose wheel steering through three full cycles (AMM 32-51-00/501).
S 172-139
(16)
Operate the right outboard aileron until two gallons of fluid are flushed into the waste container (AMM 27-11-00/501).
S 172-140
(17)
Operate flight spoilers Nos. 3, 5, 8 and 10 until one gallon of fluid is flushed into the waste container (AMM 27-61-00/501).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
29-11-00
ALL ú ú 01 Page 223 ú Jan 28/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL
S 172-141
(18)
Operate the left thrust reverser until one gallon of fluid is flushed into the waste container (AMM 78-31-00/501).
S 862-142
(19)
Remove the pressure from the left EDP pressure line.
S 492-143
(20)
Connect the pressure line back to the left EDP.
S 492-144
(21)
Connect the hydraulic ground cart to the Power Transfer Unit (PTU) pump side case drain line.
S 862-145
(22)
Apply 400 psi to the PTU pump side case drain line until approximately two gallons have been flushed into the waste container.
S 492-146
(23)
Connect the pump side case drain line back to the PTU.
S 492-147
(24)
Connect the hydraulic ground cart to the PTU pump side pressure line.
S 862-148
(25)
Apply 3000 psi to the PTU pump side pressure line.
S 872-149
(26)
On airplanes with a hydraulic motor generator (HMG): turn the HMG ON (AMM 24-25-00/501).
NOTE: The HMG is located on the upper keel beam in the left main
____
wheel well.
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