(n)
Make sure the link assembly moves freely.
(o)
Disconnect the external air supply and connect the HP3 air tube to the ram.
(p)
Engage the keywasher to lock the nuts.
(3)
Fill the IDG with oil (AMM 12-13-03/301).
S 614-012
S 414-017
WARNING: OBEY THE INSTRUCTIONS IN AMM 78-31-00/201 WHEN YOU CLOSE THE
_______ THRUST REVERSERS. IF YOU DO NOT OBEY THE INSTRUCTIONS INJURY TO PERSONS OR DAMAGE TO EQUIPMENT COULD OCCUR.
(4) Close the thrust reverser (AMM 78-31-00/201).
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ALL ú ú 01 Page 413 ú May 28/99
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A
757 MAINTENANCE MANUAL
(5) S 444-018Do the activation procedure for the thrust reverser (AMM 78-31-00/201).
(6) S 414-013Close the fan cowl panels (AMM 71-11-04/201).
(7) S 714-014Do a test on the engine. Refer to the Power Plant Test Reference Table (AMM 71-00-00/201).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
24-11-04
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757
MAINTENANCE MANUAL
IDG AIR/OIL HEAT EXCHANGER SOLENOID VALVE - REMOVAL/INSTALLATION
________________________________________________________________
1. General
_______
A. This procedure contains two tasks. The first task removes the IDG air/oil heat exchanger solenoid valve. The second task installs the IDG air/oil heat exchanger solenoid valve.
TASK 24-11-05-004-020
2. Remove the IDG Air/Oil Heat Exchanger Solenoid Valve (Fig. 401)
____________________________________________________
A. References
(1) AMM 71-11-04/201, Fan Cowl Panels
B. Access
(1)
Location Zones
410 Power Plant Nacelle (Left)
420 Power Plant Nacelle (Right)
(2)
Access Panels
413/423 Fan Cowl Panels (Left)
414/424 Fan Cowl Panels (Right)
C. Procedure
S 014-003
(1)
Open the left and the right fan cowl panels (AMM 71-11-04/201).
S 034-021
(2)
Disconnect the electrical connector from the IDG air/oil heat exchanger solenoid valve.
S 034-005
(3)
Disconnect the two pneumatic tubes from the IDG air/oil heat exchanger solenoid valve.
S 034-006
(4)
Remove the three bolts that attach the IDG air/oil heat exchanger solenoid valve to the engine.
(5)
Remove the IDG air/oil heat exchanger solenoid valve.
S 034-008
(6)
Install the covers for protection of the openings and the connectors.
S 024-007
TASK 24-11-05-404-009
3. Install the IDG Air/Oil Heat Exchanger Solenoid Valve (Fig. 401)
_____________________________________________________
A. References
(1) AMM 71-11-04/201, Fan Cowl Panels
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AIRPLANES WITH IDG AIR/OIL HEAT ú 24-11-05
EXCHANGER SOLENOID VALVE ú ú 01 Page 401 ú Sep 28/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL
SEE A
NUT (2 LOCATIONS)
WASHER (2 LOCATIONS)
BRACKET SOLENOID INSTALLATION
SOLENOID VALVE
WASHER-D (3 LOCATIONS)
BOLT
(3 LOCATIONS) TUBE SOLENOID VALVE TO RAM
TUBE SOLENOID VALVE AIR TAP
ELECTRICAL CONNECTOR
SOLENOID VALVE INSTALLATION
A C2389 IDG Air/Oil Heat Exchanger Solenoid Valve Installation Figure 401
A10754
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