POWER UNIT BLADE POSITION START/STOP SWITCHCONNECTOR
CONNECTOR RESET SWITCH
FRONT RIGHT SIDE
D
E
NOTE: REFER TO THE TABLE ON SHEET 4 FOR THE SWITCH FUNCTIONS. L-96828(0000)
PWA 86441 Drive Unit Installation for N2 Rotor
Figure 202 (Sheet 3)
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DESCRIPTION OF THE CONTROLLER SWITCHES
SWITCH NAME LOCATION FUNCTION
POWER UNIT CONNECTOR FOOT SWITCH CONNECTOR BLADE POSITION RESET SWITCH CW/CCW SWITCH START/STOP SWITCH INTERVAL SWITCH BLADE NUMBER COUNT INDICATOR CW/CCW INDICATOR RESET SWITCH (BLADE NUMBER COUNT) STAGE SELECT INDICATOR STAGE SWITCH OPTION SWITCH SPEED SWITCH FRONT FRONT RIGHT SIDE RIGHT SIDE RIGHT SIDE TOP TOP TOP TOP TOP TOP LEFT SIDE LEFT SIDE SETS THE DIRECTION THAT THE ROTOR TURNS. CONNECTION FOR THE OPTIONAL FOOT SWITCH CONNECTION FOR THE POWER UNIT THE SAME POSITION. WHEN IT IS SET, EACH BLADE WILL STOP AT SETS THE INSPECTION POSITION OF THE BLADE. THE ROTOR DRIVE ON OR OFF SWITCHES . 1,2,3,4, OR 5 SECONDS AT EACH BLADE. "1,2,3,4, OR 5" - THE ROTOR STOPS FOR . "0" POSITION - NO STOP SET THE INTERVAL TO VIEW EACH BLADE: B. A. TO "1". SELECTED BLADE. IT STOPS WHEN IT GETS COUNTS THE BLADES DOWN FROM THE WITH THE CW/CCW SWITCH SET TO CCW, IT HAVE BEEN COUNTED. STOPS WHEN ALL THE BLADES ON THE STAGE COUNTS THE BLADES UP FROM "1". IT WITH THE CW/CCW SWITCH SET TO CW, IT EACH BLADE IS SET TO EXAMINE. THE RED LIGHT COMES ON WHEN THE CENTER OF SHOWS THE DIRECTION THAT THE ROTOR TURNS. IT IS PUSHED. RESETS THE BLADE NUMBER INDICATION WHEN NUMBER. SHOWS THE COMPRESSOR OR TURBINE STAGE SETS THE STAGE NUMBER YOU WILL EXAMINE. SPARE SETS THE ROTOR DRIVE SPEED.
PWA 86441 Drive Unit Installation for N2 Rotor
Figure 202 (Sheet 4)
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////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
(3) PWA 49058 - Rotator, Hand Ratchet, Pratt & Whitney
NOTE:____ PWA 49058 Hand Ratchet Rotator is an alternative to these tools:
PWA 85572-1 Hand Operated Rotator, the PWA 85572-2 Foot Operated Rotator, the PWA 76271 Engine Turning Control Kit and the PWA 102089 Engine Turning Control Kit.
(4) PWA 102089 - Engine Turning Control Kit, Pratt & Whitney
NOTE:____ PWA 102089 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 76271 Engine Turning Control Kit.
(5) PWA 86441 - Drive Unit
NOTE:____ PWA 86441 Drive Unit is used with PWA 76271 Engine Turning Control Kit.
(6) PWA 102093 - Drive Adapter, Engine Turning
NOTE:____ PWA 102093 Engine Turning Drive Adapter is used with the PWA 102089 Engine Turning Control Kit.
PWA 102093 Engine Turning Drive Adapter is an alternative to the PWA 102090 Engine Turning Drive Adapter.
(7) PWA 102090 - Drive Adapter, Engine Turning
NOTE:____ PWA 102090 Engine Turning Drive Adapter is used with the the PWA 102089 Engine Turning Control Kit.
PWA 102090 Engine Turning Drive Adapter is an alternative to the PWA 102093 Engine Turning Drive Adapter.
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(8) PWA 76271 - Control Kit, Engine Turning
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