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a) UP: ON DN: OFF
2) Push the UP KEY on the keypad.
NOTE: This sets the pressure limiter ON, or to reduced pressure.
3) Make sure that the display shows the following: a) ON (XXXX is a number) b) XXXX psi (IGNORE THE NUMBER FOR THIS TEST)
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(4)
Push the left rudder pedal until it touches the forward quadrant stop and hold.
(5)
Verify the voltage between pin 1 and pin 2 of connector D10070 on the E2 shelf
(stanchion station 351) is between 6.87 VDC to 7.63 VDC.
(6)
If the voltage between pin 1 and 2 of connector D10070 is out of this range, do the steps that follow:
(a)
Manually hold the main rudder PCU upper control rod at location A (Fig. 611) and pull forward with a force of approximately 30 lbs to 40 lbs until it touches the stop and hold.
(b)
Verify the voltage between pin 1 and pin 2 of connector D10070 on the E2 shelf is between 6.87 VDC to 7.63 VDC.
(c)
Release the main rudder PCU control rod.
(6)
If the voltage between pin 1 and pin 2 of connector D10070 on the E2 shelf is within the range, then continue with the next step.
(7)
Push the DOWN key on the YDC keypad.
(a) Make sure the display shows the following:
1) OFF (Where XXXX is a number)
XXXX psi (IGNORE THE NUMBER FOR THIS TEST)
(8)
Verify the voltage between pin 1 and pin 2 of connector D10070 on the E2 shelf is greater than 8.13 VDC.
(9)
If the voltage between pin 1 and 2 of connector D10070 is out of this range, do the steps that follow:
(a)
Manually hold the main rudder PCU upper control rod at location A (Fig. 611) and pull aft with a force of approximately 30 lbs to 40 lbs until it touches the stop and hold.
(b)
Verify the voltage between pin 1 and pin 2 of connector D10070 on the E2 shelf is greater than 8.13 VDC.
(c)
Release the main rudder PCU control rod.
(10)
If the voltage between pin 1 and pin 2 of connector D10070 on the E2 shelf is within the range, then continue with the next step.
(11)
Release the rudder pedal.
NOTE: You have completed the test of system A in the extend direction.
H. Rudder Main PCU System A Internal Leakage Check in the Retract Direction
NOTE: You will need 3 persons to complete this task.
There is at time limit to complete some of the steps in this task.
(1) Use the Yaw Damper Coupler (YDC) to command the Rudder Pressure Reducer to the "Low" pressure state:
NOTE: If the test is accomplished in sequence, and the BITE screen has not timed out, and reset, you can proceed to the next step at this step level.
(a)
Push the ON/OFF key on the BITE keypad on the face of the yaw damper coupler located on the E1-3 shelf. 1) Make sure that the display shows ENTER BITE?
(b)
Push the YES key on the keypad within ten seconds.
1) Make sure that the display shows EXISTING FAULTS?
(c)
Push and release the down arrow key until the display shows OTHER FUNCTNS?
(d)
Push YES key on the keypad.
1) Make sure that the display shows SYSTEM CONFIG?
(e)
Push and release the down arrow key until the display shows OUTPUT CONTROL?
(f)
Push the YES key on the keypad.
1) Make sure that the display shows YD SERVO CONTROL.
(g)
Push and release the down arrow key until the display shows REDUCER
CONTROL?
(h)
Push the YES key on the keypad.
1) Make sure that the display shows these indications:
a) WARNING! WARNING!
b) RUDDER MOVEMENT
c) RUDDER CLEARED?
(i)
Make sure that all personnel are clear of the rudder.
(j)
Push the YES key on the keypad.
1) Make sure that the display shows the following:
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a) UP: ON DN: OFF
2) Push the UP key on the keypad.
NOTE: This sets the pressure limiter ON, or to reduced pressure.
3) Make sure that the display shows the following:
a) ON (XXXX is a number)
b) XXXX psi (IGNORE THE NUMBER FOR THIS TEST)
(2)
Push the right rudder pedal until it touches the forward quadrant stop and hold.
(3)
Verify the voltage between pin 1 and pin 2 of connector D10070 on the E2 shelf is between 2.37 VDC to 3.13 VDC.
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