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Refrigeration and Air Conditioning Technician
MOBILE AIR CONDITIONING
Set 6
Set 6
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Q10116
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What is the reason for intermittent cooling cycle in car AC?
A
Moisture in the system
B
Fully evacuated system
C
Excess of lubricant in receiver
D
Non condensables in the system
Q10117
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What is the reason for having 2.5 kg/cm<sup>2</sup> on low and high side of car AC system?
A
Defective thermostat
B
Excessive oil in evaporator
C
Too close differential in LPC
D
Defective compressor valve
Q10118
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What is the cause of bubbles in liquid line at sight glass in car AC system?
A
No refrigerant charge
B
Shortage of refrigerant
C
Over charge of refrigerant
D
Correct charge of refrigerant
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