Page 687 - The City and Guilds Textbook: Plumbing Book 1 for the Level 3 Apprenticeship (9189), Level 2 Technical Certificate (8202) and Level 2 Diploma (6035)
P. 687
Index
push-fit 100–1, 103, 110, galvanic corrosion 156–7 hazards 1, 16–20, 43–9, 228
112–15, 117 galvanisation 159 HDPE (high-density polyethylene)
recognition 103 galvanised clout nails 130 152, 328
reducers 103 Gantt chart 207 health and safety
soil pipes 115–16 gas 454 drainage systems 614–15
steel 107 see also (liquid petroleum gas) electrical equipment 46–9
waste pipes 116–17 LPG; natural gas equipment 85–6, 88–9
fixings 129–33 gas boilers 457–61 fuel storage 638–9
flammable substances 21 gas fitters 204 hazards 1, 16–20, 43–9, 228
flashback 53 Gas Safe 352, 631 heat-producing equipment 51–6
flashback arrestor 53 Gas Safety (Installation and Use) inspector 15, 205
flex cables 653 Regulations 1998 12, 352 legislation 1–15
flexible connectors 103 gas seal paste 108 risk assessments 17–18, 222,
float operated valves 314–15 gas thermometer 167 227–33
float switches 276 gases Health and Safety at Work etc. Act
float-operated valves 339 air 163 (HASAWA) 1974 2–3, 20
floc 251 Boyle’s law 165 Health and Safety Executive (HSE)
floor brads 130 carbon dioxide 164 10, 15
floorboards, lifting 119–21 changing states of 167–8 Health and Safety Executive/Local
flow rate 173 Charles’s law 165 Authorities Enforcement
factors affecting 177–8 latent heat 168 Liaison Committee
hot water systems 423 laws of 164–5 (HELA) 15
flue systems 464–6 sensible heat 168 Health and Safety (First Aid)
fluid categories 242–5, 290 specific gravity 150 Regulations 1981 (with
flushing hot water systems 422–3 steam 163 2013 amendment) 9
fluxes glass thermometer 167 health and safety inspector 15, 205
self-cleaning 23, 100 gloves 30
traditional flux paste 99 glycol 162 hearing impairment 213
wetting 23 graphite paste 108 hearing protection 30
working with 21, 23 gravity heat
see also jointing centre of 181 calculations 171–2
footwear 28 force of 173–4 emitters 467–72
force, unit of measurement 173–4 gravity circulation 170, 437 exchangers 361–2, 458–9
forced draught 464–5, 466 gravity distribution 253 flow 166–8
fractures 38–9 gravity feed boilers 456 latent 168
Freedom of Information Act 2000 211 grey water 246–7, 290, 617–19 pumps 627–8
freezing 168 grips 81 sensible 168
freezing point 160 guttering 521–46 thermal degradation 158
frictional resistance 178 hammers 78 transfer 169–71
frost protection, cisterns 288 hand tools 77–86 unit of measurement 166
fuel oils 162 handover information 142, 209 heat-dissipating spray gel 138
fuel systems 630–9 handsaws 80–1 heat-producing equipment 51–6
fuel types, central heating systems hard hats 27–8 heat-resistant cables 653
454, 504–5 hardness of materials 154 height, working at 7–8, 60–71,
fully pumped central heating hawk white 108 533–4
systems 437, 443–51 hazard symbols 229 hematite paste 108
fumes 29 hazardous substances Hep2O 113
exposure to 37–8 health and safety 2, 5–6 hepatitis 615
fuse boxes 652–3 identifying 20–1 hertz (Hz) 187, 645
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