Table 3-41. Multimeter Does Not Indicate 27.5 6 0.5 Vdc When RATE GYRO TEST PITCH 1 Switch Is Pressed And Held To TEST

TM 1-6625-735-14

Multimeter Does Not Indicate 27.5 6 0.5 Vdc When RATE GYRO TEST PITCH 1

TABLE NO. 3-41.

Switch Is Pressed And Held To TEST. (Cont)

TEST OR INSPECTION

CORRECTIVE ACTION

2. Press and hold RATE GYRO TEST PITCH 1 control to TEST. Multimeter shall

indicate 27.5 6 0.5 vdc.

Step 1. If multimeter indication is not correct, go to 3.

Step 2. If multimeter indication is correct, go to 4.

3. Check switch S22 for continuity.

Step 1. If continuity exists, replace filter FL4.

Step 2. If continuity does not exist, replace switch S22.

4. Release RATE GYRO TEST PITCH 1 control. Multimeter shall indicate 0.0 vdc.

Go to 5.

5. If multimeter indication is not correct, replace switch S22.

Multimeter Does Not Indicate 27.5 6 0.5 Vdc When RATE GYRO TEST PITCH 2

TABLE 3-42.

Switch Is Pressed And Held To TEST.

TEST OR INSPECTION

CORRECTIVE ACTION

1. Connect multimeter between PITCH 2 TEST MONITOR and PWR GND test jacks.

Go to 2.

2. Press and hold RATE GYRO TEST PITCH 2 control to TEST. Multimeter shall

indicate 27.5 6 0.5 vdc.

Step 1. If multimeter indication is not correct, go to 3.

Step 2. If multimeter indication is correct, go to 4.

3. Check switch S21 for continuity.

Step 1. If continuity exists, replace filter FL4.

Step 2. If continuity does not exist, replace switch S21.

4. Release RATE GYRO TEST PITCH 2 control. Multimeter shall indicate 0.0 vdc.

Go to 5.

5. If multimeter indication is not correct, replace switch S21.

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