TABLE NO. 3-43. Multimeter Does Not Indicate 28 6 0.15 Vdc When RATE GYRO TEST ROLL Switch is Pressed and Held To TEST.

TM 1-6625-735-14

TABLE NO. 3-43. Multimeter Does Not Indicate 28 6 0.15 Vdc When RATE GYRO TEST ROLL

Switch is Pressed and Held To TEST.

TEST OR INSPECTION

CORRECTIVE ACTION

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

Go to 2.

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

indicate 28 6 0.15 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 S18 for continuity.

Step 1. If continuity exists, replace filter FL2.

Step 2. If continuity does not exist, replace switch S18.

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

Go to 5.

5. If multimeter indication is not correct, replace switch S18.

TABLE NO. 3-44. Multimeter Does Not Indicate 28 6 0.15 Vdc When RATE GYRO TEST YAW

Switch is Pressed and Held To TEST.

TEST OR INSPECTION

CORRECTIVE ACTION

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

Go to 2.

2. Press and hold RATE GYRO TEST YAW control to TEST. Multimeter shall indi-

cate 28 6 0.15 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 S17 for continuity.

Step 1. If continuity exists, replace filter FL2.

Step 2. If continuity does not exist, replace switch S17.

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