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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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757
MAINTENANCE MANUAL

 (c)  Push the ERASE switch for 3 seconds.
 S 215-047
 (2)  Examine the PAGE display. If the display shows more messages, do the above step again.
 NOTE: Continue the erase procedure until the page display goes
____
 blank or shows "PAGE 1".

 S 215-026
 (3)  
Push the ECS/MSG switch on the P61 panel and do this check:

 (a)  
Make sure the PCU MONITOR message does not come into view on the bottom EICAS display.

 S 045-027
 WARNING: DO THE DEACTIVATION PROCEDURE FOR THE SPOILERS OR MOVE ALL
_______ PERSONS AND EQUIPMENT AWAY FROM THE SPOILERS. THE SPOILERS CAN RETRACT QUICKLY AND CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (4)  Do the deactivation procedure for the spoilers (Ref 27-61-00) or move all persons and equipment away from the spoilers.
 S 045-028
 WARNING:_______MAKE SURE YOU DO THE FLIGHT MODE SIMULATION CORRECTLY. IF THE PROCEDURE IS NOT DONE CORRECTLY, INJURY TO PERSONS OR DAMAGE TO EQUIPMENT CAN OCCUR.
 (5)  
Do the Flight Mode Simulation procedure for the No. 1 and No. 2 air/ground systems (Ref 32-09-02).

 S 095-029

 (6)  
Remove the deactuator from the SYS 1 RIGHT TRUCK NOT TILTED proximity switch sensor S10060 (Ref 32-09-02).

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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757
MAINTENANCE MANUAL

 S 215-030
 (7)  Stop for 10 seconds, then do this check:
 (a)  Make sure the PCU MONITOR message comes into view on the bottom
 EICAS display.
 S 095-031
 (8)  Remove the remaining deactuators from the sensors (Ref 32-09-02).
 NOTE:____ The No. 1 and 2 air/ground system relays will be in the
 ground mode.

 S 825-032
 (9)  
Do these steps to erase the EICAS memory:

 (a)  
Push the ECS/MSG switch on the P61 panel and do this check: 1) Make sure the ECS/MSG format comes into view.

 (b)  
Push the AUTO - EVENT READ switch and do this check:

 1)  Make sure the AUTO EVENT display comes into view at the bottom of the page.

 (c)  
Push the ERASE switch for 3 seconds.

 S 215-033
 (10)
 Make sure the PCU MONITOR, L ELEV PCU, R ELEV PCU, and the RUDDER PCU messages do not come into view on the bottom EICAS display.

 S 865-051

 (11)
 Open this circuit breaker on the P11 panel and attach a DO-NOT-CLOSE tag:

 (a)  
11J10, PCU MON SENSOR

 S 215-034
 (12)
 Push the STATUS switch on the display select panel, P9, and do this check:

 (a)  
Make sure the L ELEV PLU, R ELEV PCU, and RUDDER PCU messages come into view on the bottom EICAS display.

 S 865-035
 (13)
 Remove the DO-NOT-CLOSE tag and close this circuit breaker on the P11 panel:

 (a)  
11J10, PCU MON SENSOR

 S 825-036
 (14)
 Do these steps to erase the EICAS memory:

 (a)  
Push the ECS/MSG switch on the P61 panel and do this check: 1) Make sure the ECS/MSG format comes into view.

 (b)  
Push the AUTO - EVENT READ switch and do this check:

 1)  Make sure the AUTO EVENT display comes into view at the bottom of the page.

 (c)  
Push the ERASE switch for 3 seconds.

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 27-23-00
 ALL  ú ú 01 Page 510 ú Jun 20/90
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

757 MAINTENANCE MANUAL
 S 215-037
 (15)
 Make sure the L ELEV PCU, R ELEV PCU, and RUDDER PCU messages can not be seen on the bottom EICAS display.
　
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