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gas related

jim

gas related for gas apprentices

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Across
2.most domestic cookers are this
5.flue system of lastest high efficiency boilers
6.used to be a corgi ?
8.temprature stabilisation
10.a measure of the power the appliance consumes - older bolers may be rated like this
12.room sealed non fanned flue appliance
13.the gas operatives bible !
15.the test for tightness time and pressure
16.you will not get water from this one !
17.this one takes air from outside
20.this bright spark starts it all off
23.the usefull heat output, how all modern appliances are rated
25.domestic competancy criteria
26.an older type of boiler flue system
30.these are produced when combustion takes place
33.supply pressure up to 2 bar or 2000mb
34.a product of complete combustion
35.what you would do for the first minute
Down
1.all open flued appliances need this
3.supply pressure of 75mb
4.you can use the gas meter to calculate this
7.not the kind of bar you can buy a drink at !
9.produced by incomplete combustion
11.now refered to as a chimney
14.a unit of pressure measurement
18.this one can be up to 30mb !
19.main constitaunt of natural gas
21.a device to control and produce a constant outlet pressure
22.no windows, under 5m cube and too small for habitation
24.a product of complete combustion
27.largest gas meter you can use under UP1B
28.the required running pressure at the meter outlet
29.process for releasing heat
31.let by test pressure
32.the permitted drop across a pipework system when an apliance is running

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