PWA 76271 Engine Turning Control Kit is an alternative to these tools:
PWA 85572-1 Hand Operated Rotator, the PWA 85572-2 Foot Operated Rotator, the PWA 49058 Hand Ratchet Rotor, and the PWA 102089 Engine Turning Control Kit.
(9)
PWA 85768 - Knocker Puller, Pratt & Whitney
B.
Standard Tools and Equipment
(1)
Wrench - Equipped with 9/16-inch drive
(2)
Air Source - Compressed, filtered, dry (for connection to pneumatic motor of hand or foot operated rotator)
(3)
Container - 1 gallon (4 liter) capacity, applicable to collect oil
C.
Consumable Materials
(1)
D00390 Oil - Engine
(2)
G00964 Compound - Antigalling, Fel-Pro C-200
D.
References
(1)
AMM 71-00-00/501, Power Plant
(2)
AMM 71-11-04/201, Fan Cowl Panels
(3)
AMM 71-11-06/201, Core Cowl Panels
(4)
AMM 78-31-00/201, Thrust Reverser System
(5)
IPC 72-61-00 Fig. 15
E.
Access
(1)
Location Zone
412 Engine 1 - Main Gearbox Fwd Face 5:30 o'clock
422 Engine 2 - Main Gearbox Fwd Face 5:30 o'clock
432 Engine 3 - Main Gearbox Fwd Face 5:30 o'clock
442 Engine 4 - Main Gearbox Fwd Face 5:30 o'clock
(2)
Access Panel
415 and 416 Thrust Reverser Halves - Engine 1
425 and 426 Thrust Reverser Halves - Engine 2
435 and 436 Thrust Reverser Halves - Engine 3
445 and 446 Thrust Reverser Halves - Engine 4
F.
Procedure
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////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
S 042-013-N00
WARNING:_______ DO THE THRUST REVERSER DEACTIVATION PROCEDURE TO PREVENT
THE OPERATION OF THE THRUST REVERSER. THE ACCIDENTAL
OPERATION OF THE THRUST REVERSER CAN CAUSE INJURIES TO
PERSONS OR DAMAGE TO EQUIPMENT.
(1) Do this procedure: Thrust Reverser Deactivation for Ground
Maintenance (AMM 78-31-00/201).
S 012-014-N00
(2) Open the fan cowl panels (AMM 71-11-04/201).
S 012-015-N00
(3) Open the core cowl panels (AMM 71-11-06/201).
S 012-016-N00
WARNING: OBEY THE INSTRUCTIONS IN AMM 78-31-00 WHEN YOU OPEN THE THRUST
_______ REVERSERS. IF YOU DO NOT OBEY THE INSTRUCTIONS, INJURIES TO PERSONS OR DAMAGE TO EQUIPMENT CAN OCCUR.
(4) Open the thrust reversers (AMM 78-31-00/201).
S 032-004-N00
CAUTION:_______DO NOT MANUALLY TURN THE ENGINE UNTIL IT IS COOL. BECAUSE OF THERMAL EXPANSION, THE FORCE NECESSARY TO TURN THE HOT ENGINE CAN CAUSE DAMAGE TO THE SHEAR PIN. THE SHEAR PIN IS FOUND ON THE TOOL USED TO TURN THE N2 ROTOR.
(5)
Find and remove the cover from the manual crank pad on the idler pad of the oil pump:
(a)
Put the container below the main gearbox to catch the oil.
CAUTION:_______DO NOT REMOVE THE IDLER PAD OF THE OIL PUMP. THE INSTALLATION OF THE IDLER PAD IS NOT EASY. AN INCORRECT INSTALLATION WILL CAUSE DAMAGE TO THE BEARING.
(b)
Remove the two bolts and the washers that hold the cover on the manual crank pad.
(c)
Use the puller to remove the cover.
(d)
Discard the packing on the cover.
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S 982-011-N00
(6)
Do the steps that follow to install and use the pneumatic N2 rotator.
(a)
Put one of the tools that follow into the opening of the manual
