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Refrigeration and Air Conditioning Technician
CHILLER SYSTEM
Set 11
Set 11
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Q9843
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What is the reason for low discharge line temperature in chiller AC?
A
Excess refrigerant
B
High evaporator load
C
Insufficient refrigerant
D
Condenser water pump not working
Q9844
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What is the cause of high condensing pressure in water cooled condenser?
A
Lack of lubrication
B
Damage condenser fan
C
Low load on evaporator
D
Defective cooling water pump
Q9845
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What is the reason for high condensing pressure in air cooled condensers?
A
Dirt on fins
B
Faulty water pump
C
High speed of fan motor
D
Low ambient temperature
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