(h)  
Connect the forward and the aft chocks together with a strap.

 (i)  
Keep the parking brake set unless the brake temperature indicator shows an overheat light.

 (j)  
If the brakes become too hot, release the parking brake only after the installation of the chocks.

 CAUTION:_______ DO NOT LET THE PARKING BRAKES STAY APPLIED WHEN YOU HAVE
 HOT BRAKES.  IT IS POSSIBLE THAT THE BRAKES WILL NOT
 RELEASE WHEN THEY ARE APPLIED WHILE THEY ARE HOT.

 NOTE: To release the parking brake, apply toe pressure on the
____ rudder pedals and then release the toe pressure.
 (k)  
Set the standby power switch to OFF.

 (l)  
Turn the battery switch off if it is not necessary.

 S 862-016
 CAUTION:_______THE STABILIZER MUST BE SET TO ZERO DEGREES OR LESS. IF THE STABILIZER IS NOT TO THE CORRECT POSITION, THE BODY SEALS CAN BE OPEN TO THE WEATHER. THE WEATHER CAN CAUSE DAMAGE TO THE BODY SEALS AND THE SKIN.
 (8)  
Set the stabilizer, the aileron and the rudder trim controls to zero.

 S 862-011

 (9)  
Retract the leading edge and trailing edge flap to the full up position (Ref 27-51-00/201, 27-81-00/201).

 S 492-017

 (10)
 AIRPLANES WITH PW4000 ENGINES; Install these covers on the engine:

 (a)  
The engine inlet cover

 (b)  
The fan reverser plug

 (c)  
The turbine exhaust cover.

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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 ALL  ú ú 02 Page 205 ú Feb 18/02
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A
747-400 MAINTENANCE MANUAL
 S 422-026
 WARNING:_______ WHEN THE PITOT PROBES ARE COVERED, MAKE SURE THAT CONDITION IS
 VISIBLE FROM THE GROUND.  IN ADDITION, ATTACH A TAG TO THE LEFT
 CONTROL WHEEL IN THE FLIGHT DECK AS A REMINDER THAT PITOT
 PROBES ARE COVERED.  FAILURE TO OBSERVE AND REMOVE COVERINGS
 OVER PITOT PROBES BEFORE FLIGHT MAY CAUSE LARGE ERRORS IN
 AIRSPEED-SENSING AND ALTITUDE-SENSING SIGNALS, WHICH MAY LEAD
 TO LOSS OF SAFE FLIGHT.

 CAUTION: MAKE SURE THE PITOT-STATIC PROBE COVERS ARE IN GOOD WORKING
_______ CONDITION WITH NO EVIDENCE OF DAMAGE, ESPECIALLY FRAYING AROUND THE COVER OPENING. FRAYED FIBERS FROM THE COVER COMBINED WITH OTHER SUBSTANCES SUCH AS DIRT, GREASE AND FLUIDS CAN CAUSE OBSTRUCTION IN THE PROBE.
 CAUTION: WHENEVER AN OPENING IS COVERED, MAKE SURE THAT CONDITION IS
_______ VISIBLE FROM THE GROUND. ENGINES SHOULD NOT BE OPERATED WITH COVERS IN PLACE BECAUSE THE COVERS CAN COME OFF AND DAMAGE THE ENGINES.
 (11)
 Put the covers on the pitot probes (see Fig. 201 for locations of the pitot probes).

 S 422-027

 (12)
 Attach a red paper tag that has "PITOT PROBES COVERED" printed on it in black letters, to the top of the left control wheel in the flight deck.

 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 10-11-01
 ALL  ú ú 02 Page 206 ú Jun 18/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 422-028
 WARNING:_______ WHEN THE STATIC PORTS ARE COVERED, MAKE SURE THAT CONDITION IS
 VISIBLE FROM THE GROUND.  IN ADDITION, ATTACH A TAG TO THE LEFT
 CONTROL WHEEL IN THE FLIGHT DECK AS A REMINDER THAT STATIC
 PORTS ARE COVERED.  FAILURE TO OBSERVE AND REMOVE COVERINGS
 OVER STATIC PORTS BEFORE FLIGHT MAY CAUSE LARGE ERRORS IN
 AIRSPEED-SENSING AND ALTITUDE-SENSING SIGNALS, WHICH MAY LEAD
 TO LOSS OF SAFE FLIGHT.

 CAUTION: WHENEVER AN OPENING IS COVERED, MAKE SURE THAT CONDITION IS
_______ VISIBLE FROM THE GROUND. ENGINES SHOULD NOT BE OPERATED WITH COVERS IN PLACE BECAUSE THE COVERS CAN COME OFF AND DAMAGE THE ENGINES.
 (13)
 Use 3M No. 471 yellow vinyl adhesive tape and orange barricade tape that has "REMOVE BEFORE FLIGHT" printed on it in black letters to cover the static ports in the following manner (see Fig. 201 for the locations of the static ports).
　
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