47.
The meter's mechanical zero adjustment is located
a.
above the lens to the right.
b.
below the lens in the middle.
c.
below the lens to the right.
48.
In preparation of the 500-ampere test stand, what is done to preclude damage
to the system?
a.
Calibrate the tachometer
b.
Operate the varidrive assembly
c.
Preset the switches and controls
49.
The lamp is LIT and the START button is actuated but the varidrive does not
start. Which is a possible trouble?
a.
Main circuit breaker is OFF
b.
High voltage compartment door is open
c.
No airflow in the rectifier compartment
50.
The START button is actuated and the varidrive assembly starts, but as the
START button is released the varidrive assembly stops. What is a possible
trouble?
a.
Main circuit breaker is OFF
b.
High voltage compartment door is open
c.
No airflow in the rectifier compartment
51.
What safety precaution should be observed when starting the varidrive
assembly? Hold the START button closed
a.
more than 30 seconds.
b.
less than 30 seconds.
c.
more than 60 seconds.
52.
What accessories are left mounted to the test stand after the completion of a
test?
a.
Pivot arm and mounting brackets
b.
Pulley and belts
c.
Regulator mounting brackets
53.
The mounting flange adapter connects between the
a.
cradle assembly and generator.
b.
mounting plate and pivot arm.
c.
pivot arm and generator.
54.
A spline adapter is used when a direct driven generator is mounted.
It
adapts the coupling shaft to the
a.
generator.
b.
mounting flange.
c.
driving head.
55.
The pulley output shaft assembly is used when a pulley driven generator is
mounted. Its purpose is to couple between the
a.
coupling shaft and pulley.
b.
driving head and pulley.
c.
driving head and coupling shaft.
OS 010, 4-P20
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