(a)
Remove the aft engine mount of the 767 configuration
(AMM 71-21-02/401).
(b)
Install the aft engine mount of the 747-400 configuration (AMM 71-21-02/401).
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(3) 767 CONFIGURATION ENGINES;
Change the high pressure controller:
(a)
Remove the high pressure controller of the 767 configuration (AMM 36-11-08/401).
(b)
Install the high pressure controller of the 747-400 configuration (AMM 36-11-06/401).
TASK 71-00-09-802-014-N00
3. Prepare the Airplane for the Installation of a Converted Power Plant
____________________________________________________________________
A. Special Tools and Equipment
(1)
G57NB-5 Collar - Circuit Breaker, Nylon Molding Corp., Garwood NJ, two are necessary [only if the engine to be installed does not have a supplemental control unit (SCU)]
B.
References
(1)
AMM 24-22-00/201, Manual Control
(2)
AMM 26-10-01/401, Fire Warning and Detection Cards
(3)
IPC 26-17-51 Fig. 1
C.
Access
(1)
Location Zone 117 Electrical & Electronics Compartment, LH 221 and 222 Control Cabin 412 Engine 1 422 Engine 2 432 Engine 3 442 Engine 4
(2)
Access Panel 117A Door - Access, Electronics Compartment 417B IDG Service Pressure Relief Access Door - Engine 1 427B IDG Service Pressure Relief Access Door - Engine 2 437B IDG Service Pressure Relief Access Door - Engine 3 447B IDG Service Pressure Relief Access Door - Engine 4
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////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
D. Procedure
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(1) Make sure that the engine to be installed has fire detection and
overheat system by Kidde.
(a)
If the engine has a fire detection and overheat system by Systron Donner, install the caps on the plugs for the electrical connector, D4200P and D4228P (Fig. 201).
(b)
If the engine has a fire detection and overheat system by Systron Donner, replace the fire detection and overheat cards for the engine (AMM 26-10-01/401).
NOTE: The fire detection and overheat cards are specified for
____ the system that is installed on the engine.
(c) If the engine has a fire detection and overheat system by Kidde, replace the fire detection and overheat cards for the engine (AMM 26-10-01/401).
NOTE: The fire detection and overheat cards are specified for
____ the system that is installed on the engine.
(d)
Engine 1 - ENG FIRE DET 1A, YLPA1
ENG FIRE DET 1B, YLPA2
ENG OVHT DET 1A, YLPA4
ENG OVHT DET 1B, YLPA5
(e)
Engine 2 - ENG FIRE DET 2A, YLPA6
ENG FIRE DET 2B, YLPA7
ENG OVHT DET 2A, YLPA9
ENG OVHT DET 2B, YLPA10
(f)
Engine 3 - ENG FIRE DET 3A, YLPA11
ENG FIRE DET 3B, YLPA12
ENG OVHT DET 3A, YLPA14
ENG OVHT DET 3B, YLPA15
(g)
Engine 4 - ENG FIRE DET 4A, YLPA16
ENG FIRE DET 4B, YLPA17
ENG OVHT DET 4A, YLPA19
ENG OVHT DET 4B, YLPA20
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(2) ENGINES WITH THE HAMILTON STANDARD STARTER VALVE;
Change the stencil on the IDG access door to manually move the
starter valve (Fig. 202).
(a) Install a label on the stencil to show OPEN in the top position (counterclockwise).
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(3) If the engine to be installed does not have a supplemental control
unit (SCU), disconnect the SCU functions.
(a) Install an INOP placard at the applicable ENGINE AUTOSTART switch. 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：747-400 AMM 飞机维护手册 动力装置 POWER PLANT 2(36)
