A.O. Smith EQ 280 G Water Heater User Manual


 
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CONTENTS PAGE
1. General. ......................................................................................................... 4
1.1 - Description of the appliance .......................................................................... 4
1.2 - Technical safety equipment ........................................................................... 6
1.3 - Technical description ..................................................................................... 8
1.3.1 - Dimensions .................................................................................................... 8
1.3.2 - Technical data ............................................................................................. 10
2. For the installer. ......................................................................................... 12
2.1 - Installation instructions ................................................................................ 12
2.1.1 - Installation .................................................................................................... 12
2.1.2 - Water connection ........................................................................................ 12
2.1.3 - Gas connection ........................................................................................... 13
2.1.4 - Flue system ................................................................................................. 14
2.1.5 - Flue down draught safety device................................................................ 14
2.2 - Commissioning ............................................................................................. 15
2.3 - Pilot adjustment ............................................................................................ 16
2.4 - Putting out of operation................................................................................ 16
2.5 - Temperature regulation................................................................................ 16
2.6 - Setting the nominal heat input ...................................................................... 17
2.7 - Conversion procedure................................................................................. 17
2.8 - Maintenance ................................................................................................ 19
2.8.1 - Sacrificial anode .......................................................................................... 19
2.8.2 - Cleaning ....................................................................................................... 19
2.8.3 - Decalcification ............................................................................................. 20
2.8.4 - Spare parts.................................................................................................. 20
2.9 - Inlet combination .......................................................................................... 20
2.10 - Fault finding ................................................................................................. 20
2.11 - Gas smell ..................................................................................................... 21
2.12 - Condensation............................................................................................... 21
2.13 - Important warning........................................................................................ 21
3. For the user. ............................................................................................... 22
3.1 - Commissioning ............................................................................................. 22
3.2 - Use .............................................................................................................. 22
3.3 - Putting out of operation................................................................................ 22
3.4 - Fault finding ................................................................................................. 23
4. Guarantee. .................................................................................................. 24