Overview

The second edition of Gas Installation Technology will be of interest to all concerned with gas installation work, whether plumbers, heating engineers or dedicated gas fitters. It continues to provide a definitive text for students taking NVQ gas installation and plumbing courses, and a useful reference for operatives renewing their gas competences. Brought fully up to date to comply with the latest regulations and best practices, it covers domestic, commercial and LPG installations, and provides essential information in a concise, readable, colourful and highly illustrated format. The new edition features enhanced diagrams and photographs to aid understanding. The second edition of Gas Installation Technology continues to be a companion to the author’s highly successful textbook, Plumbing, and together both books offer plumbers, heating engineers and gas fitters, or students of these disciplines, unrivalled coverage of their subject. Fully revised to cover the latest legislation, best practices and current installation procedures, it covers domestic, commercial and LPG installations Still the only textbook devoted to domestic gas, commercial gas and LPG installation Concise and readable, heavily illustrated with colour diagrams and photographs to aid understanding and recall

Full Product Details

Author:   Roy D. Treloar (Colchester Institute)
Publisher:   John Wiley and Sons Ltd
Imprint:   Wiley-Blackwell
Edition:   2nd edition
Dimensions:   Width: 17.30cm , Height: 2.40cm , Length: 24.40cm
Weight:   0.975kg
ISBN:  

9781405189583

ISBN 10:   1405189584
Pages:   496
Publication Date:   13 April 2010
Audience:   Professional and scholarly ,  Professional and scholarly ,  Professional & Vocational ,  Professional & Vocational
Replaced By:   9781119908180
Format:   Paperback
Publisher's Status:   Active
Availability:   Out of stock  
The supplier is temporarily out of stock of this item. It will be ordered for you on backorder and shipped when it becomes available.

Table of Contents

Introduction xi Acknowledgements xii Abbreviations and Acronyms xv Part 1 The Gas Industry 1 The Gas Industry 2 Nationally Accredited Certification Scheme for Individual Gas Fitting Operatives (ACS) 4 Required ACS Assessments and Flowcharts 6 Legislation Affecting the Gas Installer 1 10 Legislation Affecting the Gas Installer 2 12 Industry Documents and British Standards 14 Gas Safety (Installation and Use) Regulations 16 Part 2 Gas Utilisation 19 Gas: Its Origin 20 Characteristics and Properties of Gases 22 Liquefied Petroleum Gas (LPG) 26 The Combustion Process 28 Air Requirements for Combustion 30 Products of Combustion 32 The Gas Flame 34 Flame Pattern and Characteristics 36 Atmospheric Burners 38 Pre-mix Burners 40 Gas Pressure and Flow 42 Gas Pressure Readings 44 Quick Reference Guide to Taking Pressures 46 Estimating a Suitable Pipe Size 48 Domestic Natural Gas Pipe Sizing 50 Commercial Pipe Sizing 52 Determining Existing Losses Due to Pipe Size 54 Gas Rates and Heat Input 56 Quick Reference Tables: Gas Rate/Heat Input 58 The Physical Laws Relating to Gas 60 Measurement of Gas 1 62 Measurement of Gas 2 64 Part 3 Gas Controls 69 Quarter Turn Gas Control Valves 70 Screw Down Gas Control Valves 72 Spring Loaded Gas Control Valves 74 Electrically Operated Gas Control Valves 76 Heat Operated Gas Control Valves 78 Pressure Operated Controls Valves 80 Low and High Pressure Cut-off Devices 82 Pressure Regulators 84 LPG Regulators 1 88 LPG Regulators 2 90 Flame Supervision Devices 92 Testing Flame Supervision Devices 98 Thermostatic Control 100 Multi-functional Gas Valve 1 102 Multi-functional Gas Valve 2 104 Ignition Devices 106 Vitiation Sensing Devices 108 Pressure and Flow Proving Devices 110 Part 4 Installation Practices 113 Polyethylene Pipe Jointing 114 Copper Pipe Jointing 116 Mild Steel Pipe Jointing 118 Semi-rigid and Flexible Pipe Connections 120 Gas Service Pipework 122 Connections to High Rise Buildings 126 Gas Meter Installations 128 Commercial Gas Installations 132 Internal Installation Pipework 134 Pipework Laid in Floors 136 Pipework in Walls 138 Pipework Support and Allowance for Movement 140 Timber Framed Dwellings 142 LPG Supply 144 LPG Cylinder Installation 146 Storage and Transportation of LPG Cylinders 148 LPG Bulk Tank Installation 150 Gas Supplies from a Bulk Tank Installation 152 LPG Vapour Take-off Capacity 154 Pipe Sizing LPG Installations 156 Part 5 Tightness Testing 159 Tightness Testing and Purging 160 Testing Equipment 162 Tightness Testing with Air (Domestic) 164 Tightness Testing Natural Gas Installations with System Volumes ≤ 0.035 m3 (i.e. Domestic) 166 Purging Natural Gas Systems with a Volume ≤0.035 m3 (i.e. Domestic) 170 Tightness Testing and Purging with LPG (Domestic) 172 Strength Testing for Commercial Pipework 176 Commercial Tightness Testing 180 Direct Purging Commercial Pipework 186 Commercial Purging Procedure 192 Indirect Purging Using Nitrogen (N2) 194 Part 6 Flues and Chimneys 197 Flue/Chimney Classification 198 Chimney/Flue Material and Specification 200 Natural Draught Open Flue Systems 202 Installation of an Open Flue Chimney 204 Minimum Open Flue Heights 1 206 Minimum Open Flue Heights 2 208 Open Flue Terminal Design and Location 210 Condensation within Open Flue Systems 212 Brick Chimneys 214 Flexible Stainless Steel Flue Liners 216 Pre-cast Flue Blocks 218 Pipes Used for Chimneys 220 Fan Draught Open Flue Chimney Systems 222 Shared Open Flue Chimney Systems 224 Checking and Testing Open Flue Systems 226 Room Sealed Flue Chimneys 228 Fan Assisted Room Sealed Flue Appliance 230 Room Sealed and Fan Flue Terminal Locations 232 Shared Room Sealed Flue Systems 234 Fan Dilution System 236 Flue Gas Analysis 238 Test Equipment for Flue Gas Analysis 240 Part 7 Ventilation 243 Need for Ventilation 244 Ventilation Location 246 Effective Ventilation 248 Purge Ventilation (Rapid Ventilation) 250 Ventilation Sizing and Tables 252 Ventilation Calculations 1 256 Ventilation Calculations 2 260 Domestic Ventilation Ready Reckoner 264 Part 8 Gas Installer Responsibility 267 Commissioning Gas Installations/Appliances 268 Servicing Gas Installations/Appliances 274 Installation of Second-hand Appliances 276 Gas Safety and Landlord Inspections 278 Gas Industry Unsafe Situations 280 Dealing with Unsafe Situations 282 Gas Escape Procedures 284 Reporting of Injuries, Diseases and Dangerous Occurrences Regulations (RIDDOR) 286 Carbon Monoxide Detection 288 Ambient Air Measurements for CO 290 Combustion Performance Analysis 292 Maximum Combustion CO/CO2 Ratios 294 Part 9 Domestic Appliances 297 Gas Fires and Space Heaters 298 Component Parts of a Gas Fire 300 Open Flued Radiant Convector Gas Fires 302 Open Flued Solid Fuel Effect Fires and Heaters 304 Installation of Open Flued Gas Fires 1 306 Installation of Open Flued Gas Fires 2 308 Installation of Open Flued Gas Fires 3 310 Decorative Fuel Effect (DFE) Gas Fires 312 Fan Flued and Room Sealed Heaters 314 Flueless Space Heaters 316 Commissioning and Servicing Space Heaters 318 Domestic Gas Cookers 322 Installation of Cooking Appliances 326 Domestic Flued Cooking Range 328 Commissioning and Servicing Cookers 330 Instantaneous Gas Water Heaters 334 Instantaneous Water Heater Operation 336 Gas Storage Water Heaters 340 Installation of Water Heaters 342 Commissioning and Servicing of Water Heaters 344 Domestic Gas Boilers 348 Conventional or Regular Gas Boilers 350 The Combination Boiler 352 The Condensing Boiler 354 Installation of Domestic Gas Boilers 356 Commissioning and Servicing Gas Boilers 358 Domestic Ducted Warm Air Heaters 362 Installations of Warm Air Heaters 364 Commissioning and Servicing Warm Air Heaters 366 Domestic Tumble Dryers 370 Installation of Domestic Tumble Dryers 372 Domestic Gas Refrigerators 374 Leisure Appliances 376 Greenhouse Heaters and Gas Pokers 378 Part 10 Commercial Appliances 381 Commercial Boilers 382 Commercial Boiler Gas Control Systems 384 Commercial Warm Air Heaters 386 Commercial Direct Fired Air Heaters 388 Commercial Indirect Fired Air Heaters 390 Overhead Radiant Heaters 392 Ventilation for Overhead Radiant Heaters 396 Commercial Laundry Equipment 398 Boosters and Compressors 402 Commercial Catering 406 Catering Establishments 408 Ventilation/Extraction in Commercial Kitchens 410 Commercial Cookers and Ovens 412 Specialist Ovens and Steamers 414 Boiling Pans, Hot Cupboards and Bains Marie 416 Grills, Griddles and Fryers 418 Drinking Water Boilers 420 Mobile Catering Units 422 Part 11 Non-permanent Dwellings 425 Residential Park Homes 426 Leisure Accommodation Vehicles 428 Caravan Holiday Homes 430 Touring and Motorised Caravans 432 Gas Supply on Boats 434 Pipework Installation on Boats 436 Appliances and Ventilation for Boats 438 Part 12 Electrical Work 441 Electricity 442 Electrical Safety 444 Bonding 446 Safe Isolation 448 Inspection and Testing 450 Fault Diagnosis of Basic Electrical Controls 452 Glossary 455 Index 475 

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Author Information

Roy Treloar has been involved with the mechanical service industry since leaving school in 1973, becoming a full time lecturer, teaching plumbing in 1985. He is currently the curriculum development manager for the Professional Training Centre at Colchester Institute where he is responsible for various plumbing, heating, gas and electrical training and assessment programmes. Roy is author of several books, including two highly successful textbooks, Plumbing, and Plumbing Encyclopaedia, both published by Wiley-Blackwell.

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