A.O. Smith EQB 155 G Manual Do Utilizador

3

. ............................................................................................................ 4

1.1

Description of the appliance ............................................................................... 4

1.2

Technical safety equipment ................................................................................ 6

1.2.1

Gas control valve ................................................................................................ 6

1.2.2

Flue down draught safety device ....................................................................... 6

1.3

Technical description .......................................................................................... 8

1.3.1

Dimensions ......................................................................................................... 8

1.4

Technical data .................................................................................................. 10

. ............................................................................................ 11

2.1

Installation instructions ...................................................................................... 11

2.1.1

Installation ......................................................................................................... 11

2.1.2

Water connections ............................................................................................ 11

2.1.3

Gas connection ................................................................................................. 13

2.1.4

Flue system ...................................................................................................... 13

2.1.5

Flue down draught safety device ..................................................................... 13

2.2

Commissioning .................................................................................................. 14

2.2.1

Filling the water heater ..................................................................................... 14

2.2.2

Putting into operation ......................................................................................... 14

2.2.3

Removing and replacing the inner door ............................................................. 15

2.3

Pilot adjustment ................................................................................................. 15

2.4

Putting out of operation ..................................................................................... 15

2.5

Temperature regulation ..................................................................................... 16

2.6

Setting the nominal heat input ........................................................................... 17

2.7

Conversion to another type of gas ................................................................... 17

2.8

Maintenance ..................................................................................................... 19

2.8.1

Sacrificial anode ............................................................................................... 19

2.8.2

Cleaning ............................................................................................................ 20

2.8.3

Inspection of the internal waterside surfaces .................................................. 20

2.8.4

Spare parts ....................................................................................................... 20

2.9

Inlet combination ................................................................................................ 20

2.10

Fault finding ...................................................................................................... 21

2.10.1

Safety thermostat ............................................................................................. 21

2.10.2

Flue down draught safety device ..................................................................... 21

2.10.3

Hot water temperature too low ......................................................................... 21

2.10.4

Hot water temperature too high ........................................................................ 21

2.10.5

Possible water leakage ..................................................................................... 21

2.11

Gas smell .......................................................................................................... 21

2.12

Condensation .................................................................................................... 21

. .................................................................................................. 22

3.1

Commissioning .................................................................................................. 22

3.1.1

Filling the water heater ..................................................................................... 22

3.1.2

Putting into operation ......................................................................................... 22

3.1.3

Use ................................................................................................................... 22

3.1.4

Putting out of operation ..................................................................................... 22

3.1.5

Maintenance ..................................................................................................... 23

3.2

Fault finding ...................................................................................................... 24

. ..................................................................................................... 26