hot water cylinder lesson starter

Match the following

• Open vented combination units

• 
• direct

• 
• chamber indirect single feed

• 
• indirect double feed

• 

1.    What is used at a basin outlet to prevent contamination of the water system?

• AUK2

• AUK3

• AG

• AUK4

1.    Which of the following appliances is most likely to offer the customer low pressure at a hot water outlet?

• a.    Combination boiler

• a.    Direct cylinder

• Combination unit

• a.    Indirect cylinder.

1.    Guidance on the installation procedures for domestic hot water systems can be found in:

• Domestic water act 2007

• specification of work

• BS6700

• local authority regulations

1.    Under the Water Regulations, what can category 2 water be described as?

• a.    Wholesome water

• a.    Water representing a slight risk to health

• wholesome water with the aesthetic qualities impaired

• server risk