Chapter 7 Cooling Tower Operations

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Questions and Answers

The ICT E-300 Cooling Tower structure is made of stainless steel.

False (B)

What should the operator do after pressing the red 'STOP' button during troubleshooting?

  • Insert the button cover plate (correct)
  • Refill the cooling tower basin
  • Close all isolation valves
  • Reset the control system

What is the purpose of RO-352 in the cooling tower system?

  • Provide a backup cooling water source
  • Increase pump discharge pressure
  • Maintain a constant temperature
  • Control the minimum flow rate through the system (correct)

What type of oil is recommended for lubricating the gear drive in the cooling tower?

<p>Mineral oil (B)</p> Signup and view all the answers

What is the primary function of the drift eliminators in the E-300 cooling tower?

<p>Reducing water loss due to drift (C)</p> Signup and view all the answers

The cooling tower uses a Hudson TUF-LITE multi-blade fan. What type of drive connects the fan to the motor?

<p>Gear drive (A)</p> Signup and view all the answers

The E-300 Cooling Tower fan is driven by a TechTop electric motor.

<p>True (A)</p> Signup and view all the answers

What type of material is used in the construction of the E-300 cooling tower to enhance durability and reduce maintenance?

<p>FRP fiberglass composite (B)</p> Signup and view all the answers

The cooling tower cell is designed for a flow rate of 40 gpm.

<p>False (B)</p> Signup and view all the answers

What should the operator do if the recorded pump discharge pressure is below 40 psig?

<p>Check for a clogged suction strainer (C)</p> Signup and view all the answers

The cooling water pump discharge is equipped with local pressure indicators.

<p>True (A)</p> Signup and view all the answers

Which component is used to prevent water surges in the cooling tower cell?

<p>Vent pipe (D)</p> Signup and view all the answers

Which indicator confirms that the cooling tower fan has successfully started?

<p>Visual observation of fan blades turning (B)</p> Signup and view all the answers

The E-300 Cooling Tower features a large orifice, high-pressure down spray nozzles.

<p>False (B)</p> Signup and view all the answers

What is the first step when starting Pump P-301 A/B according to the startup procedure?

<p>Open the suction valve (B)</p> Signup and view all the answers

What type of fill media is used in the cooling tower for efficient heat transfer?

<p>Cross-fluted film fill (B)</p> Signup and view all the answers

What is the power rating of the cooling tower fan motor?

<p>2 HP (B)</p> Signup and view all the answers

The lubricant recommended for the gear drive in the cooling tower is Mobilgear 680.

<p>False (B)</p> Signup and view all the answers

During the startup procedure, which of the following should be checked if no water is seen spraying from the nozzles?

<p>Verify that the pump is running (A)</p> Signup and view all the answers

Emulsified water is always present in the lubricant used for the gear drive connecting the motor and the fan.

<p>True (A)</p> Signup and view all the answers

The cooling tower basin is designed to support the cooling tower but does not provide water storage capacity.

<p>False (B)</p> Signup and view all the answers

What is the rated flow rate of the E-300 cooling tower?

<p>60 gpm (C)</p> Signup and view all the answers

The cooling tower lubrication chart recommends using gear oils in accordance with AGMA, Standard 9005-D94.

<p>True (A)</p> Signup and view all the answers

The fill media in the ICT Counter-flow cooling tower is UV stabilized PVC sheets.

<p>True (A)</p> Signup and view all the answers

If the pump discharge pressure is greater than 53 psig during troubleshooting, what is the likely issue?

<p>An obstruction in the discharge line (C)</p> Signup and view all the answers

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