Questions

C) What Component is the primary educator?

It is located at the far right and its the only educator that is piped directly into the surface condenser.

R) What component is used to throttle the condenser?

The plug valve.

C) Find the component that shuts the system (Chiller) down with high discharge pressure.

The high pressure cut out.

C) Find the component which measures liquid refrigerant temperature leaving the intercooler.

Liquid temperature transducer. Its down turbine alley on the liquid line coming right under the intercooler.

C) What device signals high water in the hot well?

Over board valve.

C) Find the component to warn of high level in the hot well.

Over board valve.

C) Find the primary steam condenser.

You must turn and select rear view on the surface condenser to find it.

R) Find the power line feeding oil heater #1 or #2.

Crankcase heater line.

C) Find the component that is the automatic valve of the condenser and evaporator.

Hot gas bypass valve.

C) Locate the component to service the rupture disk.

Must rotate the veiw and follow pipe after rupture disk, there's a service valve at the end.

C) Find the compressor variable guide vanes.

Highlight just under the compressor on right you will see the actuator.

C) FTC that releases vacuum on the turbine during shut down?

Vacuum breaker.

C) What removes the heat from the chilled brine that circulates through the building?

The evaporator.

C) FTC that is used to add oil to the compressor.

Compressor auxiliary oil pump.

R) FTC that automatically fills cooling tower 1 or 2.

Make up water valve inside the tower.
keyword "automatically

C) FTC that cools the compressor oil.

Compressor oil cooler.

C&R) what is the Delta T on condenser Water?

Subtract the discharge temperature from suction temperature. IF they follow up with what should it be, you will find it on the system design.

C) FTC used during extreme low load conditions.

HOT GAS BYPASS "Behind the chiller, between condenser and evaporator.

R) Find the discharge stop valve for system 1 or 2

Discharge service valve.

R) Find the suction stop valve.

Suction service valve.

C) Find the main component for condensing steam.

Surface condenser

C) FTC that regulates flow into the intercooler.

Flash gas pneumatic valve #22

C) FTC that cools first stage of the compressor

Flash gas pneumatic valve. #22

C) FTC which gives you evaporator pressure?

The panel will give you evep pressure but on sin it doesn't allow it. Possible suction line pressure transducer.

C) Find the oil cooler for the compressor?

The oil cooler is down turbine alley after spray paint.

C&R) What is the condenser water pressure entering the refrigerant system?

Suction pressure gauge **
Where is this gauge lol
**

C&R) Where is the refrigerant inlet water temperature gauge? Where is the refrigerant outlet temperature gauge?

Condenser or chill water lines, not sure which one would be considered the refrigerant inlet water valve if I had to guess id say it was the chill water line since its a brine.

C) Where is the high pressure cutout switch?

On discharge line in the center of turbine alley.

C) FTC that regulates flow from the condenser to the evaporator?

Economizer or intercooler.

C) FTC that controls the flow from the condenser to the evaporator.

Liquid line service valve in turbine alley.

R) Find where you cancheck the refrigerant charge for system 1 or 2.

Refrigerant Sight glass...after tev?

C) Where is the overboard valve located?

Surface condenser bellow recirculating valve.

C)Find the device that shuts down the system when discharge pressure is too high.

High pressure cut out in turbine alley.

C&R)FTC That absorbs heat from the chill water brine thru the building

evaporator.

C) FTC Which performs 1st stage of the steam exhaust of the turbine.

Surface condenser.

C) FTC which maintains evaporator pressure during low loads.

Hot gas bypass.

R) Ftc that reduces capacity for compressor #2 during low laod conditions.

Unloader

R&C)What is the saturation temperature of your suction line?

Convert Suction pressure to temp and that is your answer.

R) FTC Which drives system 1 or 2.

Select the back of motor 1 or 2

R&C)FTC Which removes heat picked up from the system?

Condenser.

C) Find the pump marked 1 or 2 which removes water resulting from condensed steam.

Condensate pump 1 or 2

Identify the component on system 1 or 2 to recover only from the filter drier?

King valve / liquid line service valve.

C) FTC on the chiller that shuts off chilled water to air handlers.

Chill water outlet valve.

R) What component automatically controls make up in the cooling tower?

Makeup valve inside the tower.

R) Which component will stop liquid refrigerant when not powered.

Normally closed solenoid valve.

R) Calculate the discharge condensing temp.

Go to panel land convert discharge pressure to temp, type the temperature in numbers then confirm the answer.

C) Find the high-pressure side valve that connects to the recovery unit.

Vapor Recovery Valve #18

C) FTC that regulates chiller capacity.

Variable inlet guide vanes found bottom right of compressor.

R) Find the high side stop valve for sys 2

King valve 2

C) Find the high side service valve piped to the recovery unit.

Vapor recovery valve #18

C) What component on the high side of the chiller is connected to the recovery unit?

Vapor Recovery valve. #18

C) Which recovery valve would be considered on the high pressure side of the system?

Vapor recovery valve #18

R&C) FTC that senses the refrigerant condenser water inlet temp.

Condenser inlet thermometer.

R&C) FTC That displays the refrigerant chill water outlet temperature?

Chill water outlet thermometer.

R) FTC from which you can remove refrigerant when replacing the filter drier.

King valve/liquid line service valve or filter drier service valve.

R&C) Based on the current discharge pressure, what is the current condensing (Discharge) temp?

Select the start panel, convert discharge pressure to temp. Type in the answer, and confirm.

C) What is the oil temp of the compressor?

Select the start panel, type in oil temp and confirm.

R) What pressurizes the compressor before start up.

Unloader.

R) Where is the electric heater cable to heat the oil in sys 1 or 2?

Crank case heater line.

R) Find the water shut off valve on the chiller suction side of the condenser.

Suction valve before condenser.

C) FTC That tells the control panel what the compressor discharge is?

Discharge temp transducer located on discharge line.

R) Find the expansion valve for compressor 1 or 2

Thermostatic expansion valve.

C) Find the temperature of the water leaving the refrigerant condenser

Discharge temp thermometer

C&R) Find the suction pressure of condenser pump 1 or 2.

Will be on control panel.

CR) Based on the current discharge pressure, what is the condensing saturation temp?

Select the starter panel, convert discharge pressure and thats your answers.

R) Find the condenser throttling valve.

THE PLUG VALVE on the condenser on recip.

C) FTC that signals the recirculating valve when the hotwell is low.

Liquid level control, its a gray box next to the hotwell.

C) What component collects condensation after the steam condenser?

Hot well.

C) What component vents steam from the condenser in the event of high steam pressure.

Atmospheric relief valve.

C) FTC that initially supplies oil pressure to the compressor

Compressor auxiliary oil pump.

C) FTC component that slows down the turbine after shut down.

No clue

C) Find the temp of the steam entering the surface condenser.

Inlet steam temperature gauge. On thick pipe down middle or surface condenser to the right of atmospheric valve.

R) FTC that releases refrigerant from lowside 1 or 2.

Suction line Pressure release valve. *
page 11 in the book, #9 right on the suction line.
*

R) FTC that feeds the Thermostatic Expansion Valve for circuit 1

Condenser.

R) FTC used to prevent cavitation in the chill water pumps.

Expansion tank.

C) FTC That regulates steam into the turbine?

Governor valve.

C) FTC that redirects small amounts of steam to the turbine and allows condensation to be blow n out prior to start up.

Steam bypass valve.

R) FTC used to evacuate the system.

Vacuum pump.