Hot Water

This picture shows?

• A direct cylinder

• An Indirect cylinder

• A combination Cylinder

• A prismatic cylinder

A hot water cylinder connected to the main water supply is know as a?

• Unvented cylinder

• Indirect cylinder

• Direct cylinder

• Boiler

What is this tool used for?

• Checking flow rate of water

• Checking the pressure of water

• Checking the PH of water

• Checking the temperature of the hot water

What type of water system is shown?

• Indirect hot water cylinder

• Single feed hot water

• Solar hot water

• Instantaneous hot water

What valve should be installed on the outlet of a cold water cistern

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What is this tool used for?

• Installing an Immersion heater

• Cutting holes in plastic cisterns

• Fitting taps

• Fitting float valves

This picture shows a?

• Immersion heater

• Surry flange

• Essex flange

• Cylinder thermostat

The thermostats on a hot water cylinder should be set at?

• 48 to 55 degrees C

• 43 to 70 degrees C

• 48 to 60 degrees C

• 60 to 65 degrees C

Which method of heat transfer is illustrated on the diagram

• radiation

• conduction

• convection

• thermal relaying

What component device needs to be installed on the cold supply to an unvented cylinder to prevent grit and debris damaging other components

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