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Smithco ADMP 115 G, Installation Instructions And User Manual, Page: 2 / 24

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Smithco ADMP 115 G Installation Instructions And User Manual Download Page 2

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FOREWORD

Before attempting to install this water heater please read the installation instructions. Read the user’s manual before first
igniting the heater. Failure to follow these instructions meticulously could lead to risk of an explosion and/or fire and can
cause material damage and/or physical injuries.

An accredited installer must install the heater and commission it for the first time. The type of gas and the values are pre-
set (ex works) and are given on the model plate. The heater may only be installed in an area of which the available
clearances comply with the required ventilation regulations.

The ADMP models are fitted with a permanent pilot light.

A.O.SMITH CANNOT ACCEPT ANY RESPONSIBILITY FOR GUARANTEE, SERVICE AND/OR PRODUCT LIABILITY IN THE
EVENT OF UNAUTHORISED CHANGES, PRODUCT MODIFICATIONS OR REPAIRS.

Summary of Contents for ADMP 115 G

Page 1: ...INSTALLATION INSTRUCTIONS AND USER S MANUAL UNITED KINGDOM WATER HEATERS MODELS ADMP 40 G ADMP 50 G ADMP 60 G ADMP 80 G ADMP 90 G ADMP 115 G ...

Page 2: ...n accredited installer must install the heater and commission it for the first time The type of gas and the values are pre set ex works and are given on the model plate The heater may only be installed in an area of which the available clearances comply with the required ventilation regulations The ADMP models are fitted with a permanent pilot light A O SMITH CANNOT ACCEPT ANY RESPONSIBILITY FOR G...

Page 3: ...rature control 14 2 5 Setting the nominal loads 15 2 6 Conversion to another gas 15 2 7 Maintenance 17 2 8 Anode 17 2 9 Deliming 17 2 10 Condensation 17 2 11 Spare parts 17 3 FORTHEUSER 3 1 Instructions for use 18 3 1 1 Warning 18 3 1 2 Filling the heater 18 3 1 3 Commissioning ADMP models 18 3 2 Operation 18 3 3 Shutting down 18 3 4 Maintenace 18 4 WHATTODOINCASEOFAFAILURE 4 1 General 19 4 1 1 Ov...

Page 4: ...eel containing a number of vertically placed flue tubes For protection against corrosion the inside of the tank is enamelled The tank is also fitted with a number if magnesium anodes for extra protection against corrosion A thick PU insulating layer between the tank and the steel jacket helps to reduce unnecessary heat loss When the heater is completely filled with water it is under continual main...

Page 5: ...mostats malfunction the overheat thermostat will automatically shut down the heater The overheat thermostat breaks the thermocouple circuit which closes the safety valve cutting of the supply of gas to the pilot burner which extinguishes the pilot light The control thermostat can be set at settings 1 4 approx 40ºC to 73ºC the switch temperature of the high limit thermostat is 84ºC the overheat the...

Page 6: ...0 800 1100 150 660 2040 205 400 565 1810 730 515 1760 ADMP 60 1900 1760 710 800 1100 180 660 1840 205 400 565 1605 730 500 1550 ADMP 80 2100 1960 710 800 1100 180 660 2040 205 400 565 1810 730 515 1760 ADMP 90 2000 1795 710 800 1105 225 675 1935 205 400 575 1640 740 525 1595 ADMP 115 2085 1870 710 800 1105 225 675 2010 205 405 650 1715 825 600 1660 Cold water inlet Hot water outlet Gas control blo...

Page 7: ...7 Diagramm 3 dimensions ADMP ...

Page 8: ...ower value kW 38 4 51 0 62 9 74 5 88 7 114 0 Inlet pressure G30 mbar 30 30 30 30 30 30 Burner pressure G30 mbar 30 30 30 30 30 30 Gas consumption G30 kg h 3 0 4 0 5 0 5 9 7 0 9 0 Diameter main injector G30 mm 1 70 1 70 1 70 1 50 1 70 1 70 Diameter pilot light injector G30 mm 0 25 0 25 0 25 0 25 0 25 0 25 Heating time T 45K min PROPANE DATA G31 37 mbar Nominal input lower value kW 35 3 47 0 58 2 71...

Page 9: ... 4 Number of flue tubes 5 6 7 9 12 16 Water connections Rp 1 Rp 1 Rp 1 Rp 1 Rp 1 Rp 1 Gas connection Rp Rp Rp Rp Rp Rp Drain cock NPT NPT NPT NPT NPT NPT Anode NPT NPT NPT NPT NPT NPT T P plug connection 1 NPT 1 NPT 1 NPT 1 NPT 1 NPT 1 NPT Maximum working pressure bar 8 8 8 8 8 8 Weight empty kg 195 221 209 238 244 270 ...

Page 10: ...produce vapours which can cause rapid failure of thermocouples burners and storage tanks if they ware drawn into the combustion air supply Therefore if this water heater will be used to supply hot water to hairdressers dry cleaners industrial degreasing processes or any other area where compounds containing halogens are used and stored care should be taken that all primary and secondary air is dra...

Page 11: ... maximum working pressure of 8 bar Dead legs on a hot water installation are undesirable Where possible they should be avoided Where the inclusion on the system of a dead leg is unavoidable the following restrictions should be applied for pipes not exceeding 19 mm Inside diameter maximum length of dead leg permitted 12 0 metres for pipes exceeding 19 mm But not exceeding 25 mm Inside diameter maxi...

Page 12: ...t on LPG a suitable gas supply cock should be used 2 1 4 Flue system The water heater should be fitted with a flue system connected to the draught diverter The flue pipe should rise for at least 50 cm vertically before the inclusion of any bends If a horizontal run of flue is required this should be kept to a minimum length possible and incorporate a rise of 6 cm per metre of run A split clip or f...

Page 13: ... the same diameter as the connection on the draught diverter The discharge pipe must start from the draught diverter with a vertical section of at least 0 5 m No modifications may be made to the draught diverter discharge or any covers attached to it Diagram 9 Fitting the draught diverter 2 1 6 Thermal Reflux Safeguard TRS The temperature sensor and the thermostat of the Thermal Reflux Safeguard T...

Page 14: ... the inlet pressure and burner pressure on the manometer which can be connected to the pressure test nipple The heater must not be operational while the manometer is being connected 2 2 3 Setting the pilot light The pilot light has been set at the factory 2 3 SHUTTINGDOWN ADMP models For brief periods 1 Turn the temperature control dial anti clockwise as far as it will go and set the I O switch on...

Page 15: ... replaced All natural gas units require a burner pressure regulator but LP gas units do not The burner pressure regulator but LP gas units do not The burner pressure regulator of the gas control block if present must be dismantled when converting the heater for the use of LP gas The burner pressure regulator must be mounted on the gas control block when converting to natural gas The table below sh...

Page 16: ...ich gas category the heater operates Diagram 14 Mounting the burner pressure control Unit ADMP 40 ADMP 50 ADMP 60 G20 G30 G31 G20 G30 G31 G20 G30 G31 Inlet pressure mbar 20 30 37 20 30 37 20 30 37 Burner pressure mbar 8 5 30 37 8 5 30 37 8 5 30 37 Diameter injectors m m 3 20 1 70 1 70 3 20 1 70 1 70 3 10 1 70 1 70 Diameter pilot m m 0 56 0 25 0 25 0 56 0 25 0 25 0 56 0 25 0 25 light injectors 0 41...

Page 17: ...ium deposition to a minimum Inspection hatches are located on the right and left sides for inspecting and deliming the tank The inspection hatches can be reached via the covering plates on the outer jacket Empty the heater before opening the inspection hatches Deliming must be carried out with a suitable substance Consult the supplier or installer Replace the cardbord gaskets rubber o rings washer...

Page 18: ...now operate automatically 3 2 OPERATION The temperature is regulated by the control box The control thermostat in the control box automatically switches the gas supply to the burner via the gas control box This means that the gas supply to the burner is opened when the water temperature reduces and that it is closed when the set temperature is reached The temperature is indicated by the position o...

Page 19: ... thermostat until you feel a slight click see diagram 17 3 The heater restarts and can be operated again If the TRS repeatedly shuts down the heater this indicates a flue gas discharge problem The only solution is to track down the cause of these problems e g blocked chimney and rectify it 4 1 3 Wrong hot water temperature 1 Check the control thermostat setting 2 Check that the pilot light is lit ...

Page 20: ...flux Safeguard TRS has After resetting the TRS restart the heater If this happens shut down heater more often call your installer Gas supply shut off Open gas tap Overheat thermostat is has been If necessary allow the water in the heater time to cool engaged down and then set a lower temperature Supply of hot water exhausted Reduce hoy water use Give the heater time to heat up the water Unidentifi...

Page 21: ... Water Products Companies installation instructions f when anode s have been inspected and renewed if they are worn or erroded by 50 of more at any point of their length 5 4 EXCLUSIONS The guarantee will be null and void a if the water heater has been damaged by an external cause b in case of misuse neglect including frost damage or incorrect use of the water heater c in case of unauthorised alter...

Page 22: ...L Live entrance mains L1 Live entrance on Thermal Reflux Safeguard L2 Live entrance on gas control valve HSB Main switch electricity supply 1 2 4 3 5 A ON OFF switch B Control thermostat C High limit thermostat D Overheat thermostat E Thermal Reflux Safeguard F Gas control valve G Earth on housing AOS 1191 ...

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