TM 11-5820-765-34
E Q U I P M E N T UNDER TEST
TEST
EQUIPMENT
PERFORMANCE
STANDARD
T E S T PROCEDURE
DC voltage: 28 volts
(4) Transformer: 103 volts.
Load: 1.3-ohm resistor.
Test switch closed.
Reading within +0.5% of 28 volts dc (280 mV or
Check
dc
output
voltage.
less
deviation).
DC voltage: 28 volts
(5) Transformer: 127 volts.
Load: 1.3-ohm resistor.
Test switch closed.
Reading within +0.5% of 28 volts dc (280 mV or
Check
dc
output
voltage.
less
deviation).
DC voltage: 28 volts
(6) Test switch open.
Load reduced to zero.
Reading within +0.5 % of 28 volts dc (280 mV or
Check
dc
output
voltage.
less
deviation).
DC voltage: 28 volts
(7) Transformer: 103 volts.
Test switch open.
Load reduced to zero.
Reading within +0.5 % of 28 volts dc (280 mV or
Check
dc
output
voltage.
less
deviation).
DC voltage: 28 volts
(8) Transformer: 127 volts.
Test switch open.
Load reduced to zero.
Reading within +0.5'% of 28 volts dc (280 mV or
Check
dc
output
voltage.
less
deviation).
DC voltage: Set for minimum voltage
(9) Load: 1.3-ohm resistor.
(full Cw).
Test switch closed.
Reading between 22 and 27 volts dc.
Check
dc
output
voltage.
C W) .
DC voltage: Set for maximum voltage (full
(10) Load: 1.3-ohm resistor.
Test switch closed.
Reading between 29 and 30 volts dc.
Check
dc
output
voltage.
RESET DC VOLTAGE ADJUST FOR 28-VOLT OUTPUT 0.1 VOLT
CIRCUIT BREAKER: OFF
TURN OFF POWER TO ALL TEST EQUIPMENT.
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