S 035-019-N00
 (21)
 Disconnect the pulse generator, multimeter, counter, and API.

 S 435-020-N00

 (22)
 Connect the electrical connectors for the Channel A as follows:

 (a)  
P1 of T1742 for the position resolver of the No. 1 thrust lever

 (b)  
P1 of T1743 for the position resolver of the No. 2 thrust lever

 (c)  
P1 of T1744 for the position resolver of the No. 3 thrust lever

 (d)  
P1 of T1745 for the position resolver of the No. 4 thrust lever

 S 035-021-N00
 (23) Disconnect the electrical connectors for the Channel B as follows:
 (a)  
P2 of T1742 for the position resolver of the No. 1 thrust lever

 (b)  
P2 of T1743 for the position resolver of the No. 2 thrust lever

 (c)  
P2 of T1744 for the position resolver of the No. 3 thrust lever

 (d)  
P2 of T1745 for the position resolver of the No. 4 thrust lever

 S 485-022-N00
 (24) Connect the pulse generator, multimeter, counter, and angle position indicator (API) to the electrical connector of the Channel B of each resolver for each of the adjustments that follow (Fig. 502).
 (a)  
For the position resolver of the No. 1 thrust lever, the connection will be made at P2 of the connector T1742.

 (b)  
For the position resolver of the No. 2 thrust lever, the connection will be made at P2 of the connector T1743.

 (c)  
For the position resolver of the No. 3 thrust lever, the connection will be made at P2 of the connector T1744.

 (d)  
For the position resolver of the No. 4 thrust lever, the connection will be made at P2 of the connector T1745.

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 76-11-02
 ALL  ú ú N02 Page 507 ú Jun 18/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
S 825-023-N00
 (25) Set the output voltage and frequency of the pulse generator as follows:
 (a)  
7.00 |0.07 volts RMS

 (b)  
3.15 |0.03 kHz

 S 825-024-N00
 (26)
 For the position resolvers of the No. 1 and 2 thrust levers, make a record of the API display value.

 S 825-025-N00

 (27)
 For the position resolvers of the No. 3 and 4 thrust levers, do the steps that follow:

 (a)  
Subtract the API display value from 90 degrees.

 (b)  
Make a record of the adjusted value.

 S 825-026-N00
 (28)
 With a record of the API display values for the Channel A and the Channel B for all four position resolvers, subtract the Channel B value from the Channel A value for each position resolver.

 S 825-027-N00

 (29)
 Make sure the difference between each Channel A value and Channel B value is not more than 0.31 degree for each position resolver.

 S 035-028-N00

 (30)
 Disconnect the pulse generator, multimeter, counter, and API.

 S 435-029-N00

 (31)
 Connect the electrical connectors for the Channel B as follows:

 (a)  
P2 of T1742 for the position resolver of the No. 1 thrust lever

 (b)  
P2 of T1743 for the position resolver of the No. 2 thrust lever

 (c)  
P2 of T1744 for the position resolver of the No. 3 thrust lever

 (d)  
P2 of T1745 for the position resolver of the No. 4 thrust lever

 (e)  
Remove the rig pins and the 10-pound weight.

 G.
Do the Test Procedure

 S 035-030-N00
 (1) Disconnect the electrical connectors for the Channel A as follows:
 (a)  
P1 of T1742 for the position resolver of the No. 1 thrust lever

 (b)  
P1 of T1743 for the position resolver of the No. 2 thrust lever

 (c)  
P1 of T1744 for the position resolver of the No. 3 thrust lever

 (d)  
P1 of T1745 for the position resolver of the No. 4 thrust lever

 S 485-031-N00
 (2)  Connect the pulse generator, multimeter, counter, and API to the electrical connector for the Channel A of each position resolver for each of the checks that follow (Fig. 502).
　
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