(y)  
Add a note in the airplane log that N1 indication function should be clear for the next flight.

 TASK 22-31-00-825-082
 4.  Power Lever Angle Synchro Adjustment____________________________________
 A. General
 (1)  
Adjust the power lever angle (PLA) synchro when you replace a PLA synchro (or an engine fuel control box unit or an engine).

 (2)  
The rigging adjustment of the PLA synchro is part of the A/T BITE

 B. Equipment and Materials
 (1)  Rig Pin Kit - F70207 (for airplanes with A/T computer -1 thru -5)
 NOTE:____One rig pin required: F70207-23 or MS20392-3C (optional) pin, or equivalent 0.248 +0.000/-0.002 inch diameter, 3 inch long rod or bolt.
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A
737-300/400/500MAINTENANCE MANUAL
 C. References
 (1)  
AMM 24-22-00/201, Manual Control

 (2)  
AMM 71-11-02/201, Fan Cowl Panels

 D. Prepare for PLA synchro adjustment
 S 715-020
 (1)  Make sure you do the A/T operational test (par. 2).
 NOTE: Do not put the airplane to normal at the end of the
____
 operational test.

 S 015-021
 (2)  
Open the left fan cowl on each engine (AMM 71-11-02/201)

 S 865-023

 (3)  
Make sure that CDU shows A/T BITE TEST page 1/2.

 NOTE: If A/T BITE TEST page 1/2 is not shown, push INIT REF key on
____ CDU, push LSK 6L (<INDEX), push LSK 6R (MAINT>), then push LSK 3L (<A/T). Make sure that A/T BITE TEST page 1/2 is shown.
 S 865-024
 (4)  
Push the NEXT PAGE key on the CDU and make sure that CDU shows the A/T BITE TEST page 2/2.

 S 865-025

 (5)  
Make sure that you close the LANDING GEAR AIR/GND RELAY & LTS circuit breaker on the P6 panel.

 (6)  
Push LSK 1L (<RANGE CHECK).

 (7)
Make sure that CDU shows the A/T BITE TEST - RANGE CHECK page.

 S 865-026
 S 865-027
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A 737-300/400/500MAINTENANCE MANUAL
 S 865-030
 (8)  Adjust the throttle levers from the idle stop to full forward and back to the idle stop.
 NOTE: The throttle lever angles values should be around zero at the
____ idle stop, 60 degrees at full forward, and linear in between.
 NOTE: AIRPLANES WITH A/T COMPUTER P/N 10-62017-11 AND SUBSEQUENT;
____ The equivalent SYNC (synchro) values shown are from around zero to around 327.5 degrees.
 S 865-033
 (9)  
Make sure that throttle levers are at the idle stop (full aft) and install the DO-NOT-OPERATE identifiers.

 S 865-034

 (10)
 Push LSK 6L (<INDEX) and make sure that CDU goes back to the A/T BITE TEST page 2/2.

 E. PLA synchro Adjustment
 S 745-024
 (1)  AIRPLANES WITH A/T COMPUTER P/N 10-62017-1 THRU P/N 10-62017-5; Do the A/T BITE Test Rigging Adjust
 WARNING: YOU MUST STAY OUT OF THE CABLE RUNS AND THE MEC BOX AREA
_______ ON THE ENGINES. THE AUTOMATIC MOVEMENT OF THE THROTTLE LEVERS IN THIS TEST CAN CAUSE INJURY TO PERSONNEL AND DAMAGE TO EQUIPMENT.
 (a)  
Push LSK 2L (<RIGGING ADJUST) and make sure that CDU shows the A/T BITE TEST - RIGGING ADJUST page.

 (b)  
Engage the A/T.

 (c)  
Make sure that throttle levers move forward about 20 degrees, then A/T disengages.

 NOTE: If the throttle levers do not move forward, open and
____ then close the auto throttle AC and DC circuit breakers and repeat the procedure above.
 (d)  Put a 3-inch rig pin (1/4 inch diameter) into the part Power Rig hole.
 NOTE: The Part Power Rig hole has a mark "R" on the engine
____ control box (Fig. 503). Make sure you move the Power Lever back and forward during the procedure.
　
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