(c)
Record the voltage (U1)(in AC voltage).
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(d)
On the SENSOR-VOLTAGE TEST (F26792000) or SENSOR - VOLTAGE TEST
(2) set the selector switch to U2.
(e)
Record the voltage (U2)(in AC voltage).
(f)
Calculate the algebraic value y:
y = (U1 - U2)
(12) Stage 3:
(a) Calculate the algebraic value A:
A = (y - x)
NOTE : This voltage value correspond to the trim angle X
____
(13)
On the panel 110VU, set the rudder trim at 0.
(14)
On panel 402VU, put the A/SKID & N/W STRG switch in OFF position.
(15)
Remove the SENSOR-VOLTAGE TEST (F26792000) or SENSOR - VOLTAGE TEST
(2)
from the sensor 3GC. Subtask 32-51-00-864-057
B.
Depressurize the Green hydraulic system (Ref. TASK 29-10-00-864-001). Subtask 32-51-00-220-059
C. Check and record the secondary voltage at the sensor 4GC NOTE : You must do a check of the sensor 4GC voltage to keep a reference
____ position of the nose wheel if a problem occurs during the adjustment of the gearbox.
(1)
On panel 402VU, make sure that the A/SKID & N/W STRG switch in OFF position.
(2)
Disconnect the connector (3) from the RVDT 4GC (1).
(3)
Connect the SENSOR-VOLTAGE TEST (F26792000) or SENSOR - VOLTAGE TEST (F26792000-1) (2) between the connector (3) and the RVDT 4GC (1).
(4)
Connect an AC voltmeter (minimum range: 0-20V, accuracy: 1 mV, frequency: 50-2000 Hz) to the SECONDARY VOLTAGE connections on the SENSOR-VOLTAGE TEST (F26792000) or SENSOR - VOLTAGE TEST (2).
(5)
Make sure that the CBs of the BSCU SYS2 (3GG and 4GG) are open.
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(6)
On panel 402VU, put the A/SKID & N/W STRG switch in ON position.
(7)
Stage 4:
(a)
On the SENSOR-VOLTAGE TEST (F26792000) or SENSOR - VOLTAGE TEST
(2) set the selector switch to U1.
(b)
Record the voltage (U1)(in AC voltage).
(c)
On the SENSOR-VOLTAGE TEST (F26792000) or SENSOR - VOLTAGE TEST
(2) set the selector switch to U2.
(d)
Record the voltage (U2)(in AC voltage).
(e)
Calculate the algebraic value U:
U = (U1 - U2)
(8)
On panel 402VU, put the A/SKID & N/W STRG switch in OFF position.
(9)
Remove the SENSOR-VOLTAGE TEST (F26792000) or SENSOR - VOLTAGE TEST
(2) from the sensor 4GC. Subtask 32-51-00-820-055
D. Set the NWS Zero Position for the sensor 3GC
(1)
On panel 402VU, make sure that the A/SKID & N/W STRG switch in OFF position.
(2)
Disconnect the connector (3) from the RVDT 3GC (1).
(3)
Connect the SENSOR-VOLTAGE TEST (F26792000) or SENSOR - VOLTAGE TEST (F26792000-1) (2) between the connector (3) and the RVDT 3GC (1).
(4)
Connect an AC voltmeter (minimum range: 0-20V, accuracy: 1 mV, frequency: 50-2000 Hz) to the SECONDARY VOLTAGE connections on the SENSOR-VOLTAGE TEST (F26792000) or SENSOR - VOLTAGE TEST (2).
(5)
Make sure that the CBs of the BSCU SYS2 (3GG and 4GG) are open.
(6)
Make sure that the CBs of the BSCU SYS1 (1GG and 2GG) are closed.
(7)
On panel 402VU, put the A/SKID & N/W STRG switch in ON position.
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(8)
Stage 5:
(a)
On the SENSOR-VOLTAGE TEST (F26792000) or SENSOR - VOLTAGE TEST
(2) set the selector switch to U1.
(b)
Record the voltage (U1)(in AC voltage).
(c)
On the SENSOR-VOLTAGE TEST (F26792000) or SENSOR - VOLTAGE TEST
(2) set the selector switch to U2.
(d)
Record the voltage (U2)(in AC voltage).
(e)
Calculate the algebraic value B:
B = (U1 - U2)
(9)
Stage 6:
(a) Calculate the algebraic value C:
C = B - A
(10)
On panel 402VU, put the A/SKID & N/W STRG switch in OFF position.
(11)
Remove the RVDT 3GC (1) (Ref. TASK 32-51-19-000-001).
(12)
Install the ASSEMBLY TOOL (M46196) on the gearbox, put the stud (15) of the rigging tool M46196-2 (14) in the drive slot (13) of the gearbox plate (11).
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