A.O. Smith ADM - 40 Page 35 Installation, User And Service Manual Download | Manualshive

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Instruction manual ADM

35

is

Legend

Only applicable numbers are

mentioned.
4. burner pressure controller
5. blank plate
6. supply pressure nipple
7. gas control
8. manifold test nipple
9. sealing screw
10. burner pressure adjustment

screw

Gas control for ADMP

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Summary of Contents for ADM - 40

Page 1: ...Innovation has a name Commercial Atmospheric Water Heater ADM 40 50 60 80 90 115 ADMP Installation User and Service Manual 0311812 2718 ChangesReserved...

Page 2: ...A O Smith UK Unit B8 Amstrong Mall Southwood Business Park Farnborough Hampshire GU14 0NR www aosmith co uk A O Smith Water Heaters is a trading name of Advance Services Sales Ltd Reg your installer...

Page 3: ...her than that stated in this manual and in accordance with the General Conditions registered at the Eindhoven Chamber of Commerce Refer further to the General Conditions These are available on request...

Page 4: ...4 Instruction manual ADMP gis...

Page 5: ...Technical specifications 18 3 5 Installation diagram 22 3 6 Water connections Unvented 23 3 7 Gas connection 25 3 8 Electrical connection 26 3 9 Chimney flue 27 3 10 Checking the supply pressure and b...

Page 6: ...r conditions 49 11 3 ADMP Troubleshooting table for general errors 50 11 4 ADMP Troubleshooting table no hot water 51 11 5 ADMP Troubleshooting table insufficient hot water 52 12 Performing maintenanc...

Page 7: ...the printed instructions may lead to personal injury and damage to the appliance 1 2 What to do if you smell gas Warning If there is a gas smell No naked flames No smoking Avoid causing sparks Do not...

Page 8: ...llation of hot water supplies for domestic purposes using gas fired appliances of rated input not exceeding 70 kW BS 5440 Installation and maintenance of flues and ventilation for gas appliances of ra...

Page 9: ...wing installation Based on this check the best maintenance frequency can be determined Note Regular maintenance extends the service life of the appliance Note Both the end user and the service and mai...

Page 10: ...of the appliance This chapter describes the status mode or condition that the appliance may have and possible actions to take Starting and running This chapter describes how to start the appliance run...

Page 11: ...outlet 6 control panel 8 combustion chamber 9 anode 10 tank 11 heat exchanger 12 inspection and cleaning opening 14 cold water inlet 15 drain valve 16 gas control 21 flame probe 22 chimney pipe 24 in...

Page 12: ...the flue tubes part of 11 Flue baffles part of 11 are mounted in the flue tubes These retard the flow of the flue gases thereby increasing the thermal efficiency of the appliance The flue gases are v...

Page 13: ...protection The burner control monitors three temperatures related to safety using the frost and high limit thermostats The table explains the operation of the thermostats with sensors Temperature prot...

Page 14: ...ater pipe 3 6 6 Water connections Vented 2 5 2 Vented installation With a vented installation excess pressure is taken up by the open cold water head tank The height of the head tank determines the wo...

Page 15: ...sion to a different gas category 3 2 Packaging To avoid damaging the appliance remove the packaging carefully We recommend unpacking the appliance at or near its intended location Caution The applianc...

Page 16: ...ended for heating drinking water The drinking water must comply with the regulations governing drinking water for human consumption The table gives an overview of the specifications Water specificatio...

Page 17: ...le clearance is less than 100 cm flexible magnesium anodes may be ordered Note When installing the appliance be aware that any leakage from the tank and or connections can cause damage to the immediat...

Page 18: ...dimensions 3 4 1 Dimensions of the appliance gas data 3 4 3 Gas data and other specifications 3 4 2 General and electrical specifications of any accessories you plan to use 3 4 1 Dimensions of the ap...

Page 19: ...205 205 205 205 205 M Height of cold water supply mm 565 565 565 565 575 650 N Height of hot water outlet mm 1605 1810 1605 1810 1640 1715 P Height of cleaning opening mm 730 730 730 730 740 825 R Hei...

Page 20: ...rical power consumption W 30 30 30 30 30 30 Supply voltage 15 10 VAC volts 230 230 230 230 230 230 Mains frequency Hz 1Hz 50 50 50 50 50 50 IP class 30 30 30 30 30 30 Description Unit ADMP 40 ADMP 50...

Page 21: ...ifice diameter mm 1 70 1 70 1 70 1 50 1 70 1 70 1 Blank plate 2 Burner pressure regulator 3 High low control 1 2 or 3 1 1 1 1 1 1 G30 30 mbar butane Nominal load G C V kW 41 6 55 3 68 2 80 7 96 1 123...

Page 22: ...rculation pump optional 7 top to bottom circulation pump optional 9 drain valve 10 manual gas valve mandatory 11 service stop valve mandatory 12 temperature gauge recommended 14 hot water draw off poi...

Page 23: ...2 Recirculation pipe You can install a top to bottom circulation pump to prevent water stacking in the boiler 1 Optional depending on the draw off pattern fit a recirculation pipe 22 mm a stop valve...

Page 24: ...nd local regulations 1 3 Regulations Cold water side See A in the installation diagram 3 5 Installation diagram 1 Fit an approved stop valve 4 on the cold water side between the cold water head tank 1...

Page 25: ...Fit a non return valve 5 behind the circulation pump to guarantee the direction of circulation 3 Fit two stop valves for service purposes 4 4 Connect the circulation pipe to the T piece at the drain...

Page 26: ...ust be applied in the supply circuit For more information or to order an isolating transformer please contact A O Smith Water Products Company The figure shows a view of the electrical connector block...

Page 27: ...ght to clamp the lead 4 If you do not need to make any more connections fit the protective cover onto the control column 5 Connect the power cable to the isolator 3 9 Chimney flue Warning The installa...

Page 28: ...wo holes 4 into the top of the appliance 3 2 mm bit 7 Place the sealing ring 5 on the appliance 8 Screw the draught diverter tightly in place 9 Fit a 45 bend 7 onto the outlet of the draught diverter...

Page 29: ...s to backflow into the boiler room Flue gas thermostat Fit the sensor as follows 1 Take the bracket 1 and sensor 2 from the packaging 2 Place the cable 3 for it along the appliance Warning NEVER place...

Page 30: ...the first time or after conversion you must always check the supply pressure and burner pressure Note The easiest way to check the gas pressures is by using two pressure gauges This procedure assumes...

Page 31: ...is not correct and the appliance is fitted with a blank plate or high low control you will not be able to adjust the pressure In this case consult your installation engineer or supplier If the applian...

Page 32: ...Installation 32 Instruction manual ADM 3 is...

Page 33: ...rate on a family of gases LP gas or natural gas or other gas category than that for which the appliance has been set at the factory the appliance will have be adapted using a special conversion kit Ca...

Page 34: ...If the radiation shield condensation tray was loosened re fasten it 11 Check whether there is a burner pressure regulator 1 attached to the gas control or simply a blank plate 5 Note If the supply pr...

Page 35: ...is Legend Only applicable numbers are mentioned 4 burner pressure controller 5 blank plate 6 supply pressure nipple 7 gas control 8 manifold test nipple 9 sealing screw 10 burner pressure adjustment s...

Page 36: ...Conversion to a different gas category 36 Instruction manual ADM 4 is...

Page 37: ...0 manual gas valve mandatory 11 service stop valve mandatory 12 temperature gauge recommended 14 hot water draw off points 15 expansion valve mandatory 16 expansion vessel mandatory 17 3 way aeration...

Page 38: ...cause might be The water supply pressure is greater than the specified 8 bar Rectify this by fitting a pressure reducing valve 1 The expansion valve in the protected cold supply setup is defective or...

Page 39: ...10 manual gas valve mandatory 11 service stop valve mandatory 12 temperature gauge recommended 14 hot water draw off points 15 expansion valve mandatory 16 expansion vessel mandatory 17 3 way aeration...

Page 40: ...Open the drain valve 9 7 Bleed the appliance or installation so that it drains completely 6 2 Draining vented installations Some service activities require the appliance to be drained The procedure is...

Page 41: ...n the OFF mode This ensures that the frost protection remains activated Note To isolate the appliance electrically you must use the isolator between the appliance and the mains power supply 7 5 Flue g...

Page 42: ...The control panel 42 Instruction manual ADM 7 gis...

Page 43: ...fety valve is closed as a result of which the pilot flame is extinguished Once this error has been rectified the pilot flame must be re lit 9 2 Starting the appliance Blocking errors In this case the...

Page 44: ...Status of the appliance 44 Instruction manual ADM 8 gis...

Page 45: ...3 The appliance s heating cycle Warning If the pilot flame goes out during the heating cycle or ignition procedure you must wait 5 minutes before repeating the ignition procedure 9 3 The appliance s h...

Page 46: ...Starting and running 46 Instruction manual ADM 9 gis...

Page 47: ...sition 0 3 The pilot flame will remain on but you can extinguish it if required by pressing the red button 3 on the gas control see the figure Gas control Note The OFF and Isolated operating modes are...

Page 48: ...Shutting down 48 Instruction manual ADM 10 gis...

Page 49: ...flame profile Power anode optional No hot water Insufficient hot water 11 2 Error conditions If the water heater goes into an error condition you will be unable to draw hot water The following pages p...

Page 50: ...your installation engineer Leakage from another nearby water appliance or pipe segment Trace the leak Leakage from the appliance s tank Consult the supplier and or manufacturer Condensation Before dra...

Page 51: ...ater temperature has dropped sufficiently 2 Starting and running the appliance If the error cannot be resolved or is persistent contact your installation engineer Flue gas outlet blocked 1 Trace the b...

Page 52: ...Control thermostat to a higher value Hot water supply is used up 1 Reduce hot water consumption and give the appliance time to heat up 2 If this error persists check whether the high limit thermostat...

Page 53: ...llowing steps 1 Set the ON OFF switch on the control panel to position 0 2 Set the control thermostat to the highest value note the original setting and set the ON OFF switch back again to position I...

Page 54: ...1 Check the anodes and replace them if necessary 12 Now also check the flue baffles 12 4 4 Checking the flue baffles If necessary replace them 13 Place a new sealing ring on the rim of the tank and re...

Page 55: ...ank and remove the loose scale deposits and contamination 6 If the scale cannot be removed by hand descale the appliance with a descaling agent Contact the supplier manufacturer for advice on what des...

Page 56: ...hot 1 Remove the flue baffles from the appliance 2 Check the flue baffles for the presence of corrosion removing this if necessary 3 Check the flue baffles for wear and replace the flue baffles if nec...

Page 57: ...set out in article 1 and 2 will apply solely under the following conditions a The water heater is installed under strict adherence to A O Smith installation instructions for the specific model and the...

Page 58: ...rranty do not extend beyond free delivery from the Veldhoven warehouse of the replacement sections parts or water heater respectively Shipping labour installation and any other costs associated with t...

Page 59: ...Instruction manual ADM 59 is 14 Appendices 14 1 Introduction This section gives the electrical diagram...

Page 60: ...is 14 2 Electrical diagram 1 brown 2 blue 3 yellow green 4 black 5 white flat cable 3 11 C G D 12 11 F 12 N L L N H L L N 50Hz 230V AC B A 11 12 1 2 3 4 5 6 7 8 E 3 3 3 5 5 4 4 4 4 3 4 2 1 3 3 1 2 3 3...

Page 61: ...solator L1 Phase input of thermal reflux safeguard L2 Phase input of main gas valve COMPONENTS A ON OFF switch B Control thermostat C High limit thermostat D Safety thermostat E Thermal reflux safegua...

Page 62: ...Appendices 62 Instruction manual ADM 14 is...

Page 63: ...s category conversion to different 33 gas connection 25 general specifications 3 H heating cycle 12 humidity 16 I installation diagram 22 installation engineer 8 10 isolator 27 L liability 3 M mains p...

Page 64: ...0311 812 1 1 UK Index Instruction manual ADMP...

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