A.A room thermostat activates an electric heater at each individual chilled air outlet when necessary
B.Varying the number of passes the air makes across the coils
C.Varying the temperature of the water through the coils
D.Varying the quantity of water flowing through the coils
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A.increase
B.decrease
C.remain unchanged
D.be greatest at dew point
A.changing the air filter
B.recharging the system
C.changing compressor lubricant
D.renewing container vacuum
A.filers
B.separators
C.ducted traps
D.dehumidifiers
A.low relative humidity is maintained
B.triple banded squirrel cage fans are used
C.air circulation is a maximum
D.high relative humidity is maintained
A.admit only enough fresh outside air to provide proper ventilation
B.reduce the air reheating system load
C.lower the compressor head pressure
D.operate the purge recovery unit continuously
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