 |
|||
|
|
|||
|
|
|||
| ||||||||||
|
|
 TM 55-4920-430-13
S E C T I O N II OPERATION
(See fig. 2-2.) The test set controls and indicators are described in table 2-1.
DESCRIPTION
CONTROL/lNDICATOR
TESTER POWER Group
Indicator light. Indicates that 115-volt 400 Hz ac is connected to the test set.
115 VAC 400 Hz indicator DS1
5-ampere circuit breaker. Protects test set and 115-volt 400-Hz ac power
Circuit breaker CB1
source in an overload.
2-position toggle switch.
ON-OFF switch S1
ON - Connects 115-volt 400-Hz ac power and 28-volt dc power for test
set and unit under test.
OFF - Disconnects power.
Indicator light. Indicates that 28-volt dc power is connected to the test set.
+28 VDC indicator DS2
5-ampere circuit breaker. Protects test set and 28-volt dc power source in an
Circuit breaker CB2
overload.
4-digit display. Indicates total time that 115-volt 400-Hz ac power has been
Elapsed time indicator M1
applied to test set.
Indicator light. Indicates that +5 vdc power is available for test set circuits.
+5 VDC indicator DS6
Indicator light. Indicates that +15 vdc power is available for test set circuits.
+15 VDC indicator DS8
Indicator light. Indicates that 15-volt dc power is available for test set cir-
15 VDC indicator DS7
cuits.
Jack. Provides test set chassis ground connection.
GND LUG J10
AFCS POWER Group
Indicator light. Indicates that 115-volt 400-Hz ac power is applied to unit
115 VAC 400 HZ indicator DS3
under test.
Circuit breaker CB3
Protects unit under test and test set 115-volt 400-Hz ac circuits in an
overload.
2-position toggle switch.
ON-OFF switch S2
ON - Connects 115-volt 400-Hz ac power to unit under test circuits.
OFF - Disconnects power.
Indicator light. Indicates that 28-volt dc power is applied to unit under test.
+28 VDC indicator DS4
3-ampere circuit breaker. Protects unit under test and test set +28-volt dc
Circuit breaker CB4
circuits in an overload.
2-position toggle switch.
ON-OFF switch S3
ON - Connects +28-volt dc power to unit under test.
OFF - Disconnects power.
Indicator light. Indicates that 5-volt ac power is applied to unit under test.
5 VAC indicator DS9
|
|
Privacy Statement - Press Release - Copyright Information. - Contact Us |
Click
here for thousands of PDF manuals