GMJ 9189 Phase 2 cold water

When installing an over-the-rim-type bidet with no hose or ascending spray, what type of air gap should be provided between the outlet and the spillover level?

• AUK 2

• AUK3

• TYPE AG

• None required

Pick three methods of preventing water wastage from urinals over-flushing.

• Time-operated switch

• Proximity sensor and solenoid

• Hydraulic-type impulse valve

• 22mm connections installed with a TMV2-type thermostatic mixing valve.

What fluid category does water within a domestic dishwasher fall into?

• Cat 1

• Cat 2

• Cat 3

• Cat 4

What fluid category does water within a commercial dishwasher fall into?

• Cat 1

• Cat 2

• Cat 3

• Cat 4

In line with the Water Regulations, what is the maximum consumption of water usage by a dishwasher?

• 3.2 litres per place setting

• 2.5 litres per place setting

• 4.5 litres per place setting

• 6.0 litres per place setting

According to the Water Regulations, a drain off valve must be installed where?

• Immediately above the incoming stop valve

• Behind a path panel on the 1st floor.

• at any low point in the system

• Below an outdoor tap

Out of a stop valve or a fullway gate valve, which one would you use on a low pressure system.

• Full Way Gate valve

• Stop Valve

An RPZ valve should be installed with:

• an isolating valve upstream of the RPZ valve

• an isolating valve downstream of the RPZ valve

• an isolating valve both upstream and downstream of the RPZ valve

• no isolating valves

In which one of the following fluid categories does the domestic water from a washbasin fall?

• Cat 1

• Cat 2

• cat 3

• cat 4

Under Regulation 5 of the Water Regulations, the water undertaker must be informed when which one of the following operations is carried out?

• Installation of a pump drawing more than 12 litres per minute

• Installation of a bidet without an ascending spray or flexible hose

• Installation of a bath with a capacity of fewer than 230 litres

• Installation of an RPZ valve to protect against a category 2 fluid