4.
You are testing for leaks using the halide torch and observing changes of color.
Which color indicates a small leak?
a. Pale blue.
b. Yellow-blue.
c.
Yellow-green.
d. Purplish-blue.
5.
When you vapor charge the system, you must connect the manifold gauges. You
connect the red hose from the high side gauge to the:
a. Vacuum pump.
b. Tank of Freon.
c.
Suction access valve.
d. High side access valve.
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MD0367
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