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 NOTE: The cable tension values are not valid when the
____ temperature differences are more than 5°F between two points along the cable length. The airplane ambient temperature should be stable for one hour prior to the adjustment.
 (h)  
Make sure rig pin TE1 can easily be put into the PDU input cam.

 (i)  
Remove rig pin TE1.

 (j)  
Put the flap control lever in the zero (flaps up) detent.

 S 825-018
 (4)  
Adjust the Follow-up Cam to the Hydraulic Control Valve.

 (a)  
Make sure the shearout on the output drum of the PDU is correct as follows: 1) Put a straight 0.032 inch (0.81 mm) diameter wire into the

 drum inspection hole on the output drum (Fig. 502). 2) Make sure the wire can be pushed in 1.00 inch (25.4 mm).
 CAUTION:_______DO NOT TURN THE OUTPUT SHAFTS WITH POWER TOOLS. POWER TOOLS CAN DAMAGE INTERNAL MECHANISMS WHEN USED TO TURN THE OUTPUT SHAFTS.
 (b)  Manually turn the output shafts to align the index mark on the output pulley with the index mark on the PDU (index marks #1).
 NOTE: To align index marks #1, turn the PDU output shaft so
____ that the index mark on the output drum moves in the direction shown (Fig. 502).
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 27-51-00
 ALL  ú ú 01 Page 521 ú Jan 28/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
 (c)  
Adjust the micro adjust link to align the index mark on the input crank of the PDU control valve with the index mark on the control valve body (index marks #2) (Fig. 502).

 G.
Adjustment of the TE Flap System - Check

 S 015-019
 (1)  
Open access door 193BL (AMM 06-41-00/201).

 S 865-020

 (2)  
Put the manual override lever on the bypass valve of the PDU for the leading edge to the POS 1 (bypass) position (AMM 27-81-00/201).

 S 865-021
 WARNING: KEEP PERSONS AND EQUIPMENT AWAY FROM ALL CONTROL SURFACES WHEN
_______ HYDRAULIC POWER IS SUPPLIED. AILERONS, ELEVATORS, RUDDER, FLAPS, SLATS, SPOILERS, AND STABILIZER ARE FULLY POWERED SURFACES. INJURY TO A PERSON OR DAMAGE TO EQUIPMENT CAN OCCUR WHEN HYDRAULIC POWER IS SUPPLIED.
 (3)  
Pressurize left hydraulic system (AMM 29-11-00/201).

 S 825-022

 (4)
Adjust the micro adjust link until the index marks #1 are aligned.

 NOTE: Ignore the index marks #2.
____
 S 435-023
 (5)  
Tighten the jamnuts on the micro adjust link and make sure that the index marks #1 stay aligned.

 S 825-024

 (6)  
Make sure the shearout on the output drum of the PDU is correct as follows:

 (a)  
Put a straight 0.032 inch (0.81 mm) diameter wire into the drum inspection hole on the output drum (Fig. 502).

 (b)  
Make sure the wire can be pushed in 1.00 inch (25.4 mm).

 (7)  
Remove left hydraulic system power (AMM 29-11-00/201).

 (8)  
Put the override lever to the POS 2 (normal) position.

 (9)  
Close access door 193BL (AMM 06-41-00/201).

 S 825-028

 (10)
 Adjust the inboard TE flaps and the outboard TE flaps if necessary (AMM 27-51-02 and 27-51-14).

 S 865-025
 S 865-026
 S 415-027
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 27-51-00
 ALL  ú ú 01 Page 522 ú Jan 28/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
 S 435-029
 (11)
 Connect the torque tubes and remove the clamps.

 S 215-030

 (12)
 Make sure the TE flaps are in the adjusted retracted position.

 S 825-031

 (13)
 Adjust the left flap position transmitters for the left and right wings (AMM 27-58-01/501).

 S 825-032

 (14)
 Adjust the PDU for the TE flap (AMM 27-51-27/201).

 S 825-033

 (15)
 Make sure rig pin LE1 can easily be put in the rig pin hole of the LE-slat PDU input-cam in the input cam of the PDU for the leading edge slat.
　
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