Ao-smith 30 User Manual

28305060InstallationUser andService ManualInstallationUser andService Manual

Introduction10 Instruction manual SGS1gisFurthermore, the installation must comply with the manufacturer's instructions.NoteLater amendments and/

Performing maintenance100 Instruction manual SGS15s4. Inspect the tank and remove the loose scale deposits and contamination.5. If the scale cannot be

Instruction manual SGS 101gis16 Warranty (certificate)To register your warranty, you should complete and return the enclosed warranty card after which

Warranty (certificate)102 Instruction manual SGS16gisi. The appliance is at all times fitted with cathodic protection. If sacrificial anodes are used

Instruction manual SGS 103is17 Appendices17.1 IntroductionThis appendix contains:• Menu structure of the main menu (17.2 "Menu structure")•

Appendices104 Instruction manual SGS17is17.2 Menu structureWORKING SPEEDCONTROLSERVICE MENUMAIN MENUHYSTERESEOFFHYSTERESE DOWNONHISTORIE OF ERRORSSTAR

Instruction manual SGS 105is

Appendices106 Instruction manual SGS17is17.3 Electrical diagram for the applianceElectrical diagram1 = brown, 2 = blue, 3 = green, 4 = black, 5 = whit

Instruction manual SGS 107isMain control components Main controller terminal stripA ControllerB Flame probeC Hot surface igniterD Gas controlE Burner

Appendices108 Instruction manual SGS17is17.4 Electrical diagram, solar heating systemElectrical diagram1 = brown, 2 = blue, 3 = green, 4 = black, 5 =

Instruction manual SGS 109is17.4.1 Solar system electrical diagram legendSolar heating system control componentsSolar heating system controller termin

Instruction manual SGS 11gis1.7 Overview of this documentChapter Target groups DescriptionWorking principle of the applianceThis chapter describes the

Appendices110 Instruction manual SGS17is

Instruction manual SGS 11117.5 Week program cardYou can cut the week program card out and keep it near the appliance.ExamplePeriod DAY TIME Tset Pump1

Appendices112 Instruction manual SGS17is

Instruction manual SGS 113IndexAambient temperature 22appliancedisplaying history 75displaying selection 76types 9, 21Bburner pressure 43Cclaims 102co

0308 830 1.0 UKIndexInstruction manual SGSoperating modesEXTRA 61general 61OFF 61ON 61PROG 61Ppackaging 21PC connection 60post-purge 63power cable 39p

Introduction12 Instruction manual SGS1gis

Instruction manual SGS 13gis2 Working principle of the appliance2.1 IntroductionTopics covered in this chapter:• General working principle of the appl

Working principle of the appliance14 Instruction manual SGS2gisCut-away view of the appliance2.3 The appliance's heating cycleThe net water tempe

Instruction manual SGS 15gis•TsetTset is the the required water temperature that has been set on the appliance (11.4.1 "Setting the water tempera

Working principle of the appliance16 Instruction manual SGS2gis2.4 Protection for the appliance2.4.1 IntroductionThe electronic controller monitors th

Instruction manual SGS 17gis2.4.5 FanThe fan (18) provides an optimum air supply when there is a heat demand. As a safety feature, the fan ensures tha

Working principle of the appliance18 Instruction manual SGS2gis2.5.2 Vented installationWith a vented installation, excess pressure is taken up by the

Instruction manual SGS 19gis2.7 Safety of the solar heating system2.7.1 Expansion vesselThe solar heating system must be equipped with an expansion ve

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Working principle of the appliance20 Instruction manual SGS2gis

Instruction manual SGS 21is3 InstallationWarningInstallation work should be carried out by an approved installation engineer in compliance with the ge

Installation22 Instruction manual SGS3is3.3.1 Air humidity and ambient temperatureThe boiler room must be frost-free, or be protected against frost. T

Instruction manual SGS 23is3.3.4 Appliance working clearancesFor access to the appliance, it is recommended that the following clearances are observed

Installation24 Instruction manual SGS3is3.4 Technical specificationsThe appliance is supplied without accessories. Check the dimensions (3.4.1 "D

Instruction manual SGS 25isDimensions (all dimensions in mm, unless otherwise stated)3.4.2 General and electrical specificationsGeneral and electrical

Installation26 Instruction manual SGS3is3.4.3 Gas dataGas dataDescription II2H3+Unit SGS28SGS30SGS50SGS60Gas category 2H: G20 - 20 mbarInjector orific

Instruction manual SGS 27is3.5 Installation diagramThis figure shows the installation diagram. This diagram is used in the sections in which the actua

Installation28 Instruction manual SGS3isNoteIn the above diagram, there is a non-return valve in the station. This may only be used in closed (pressur

Instruction manual SGS 29is3.6.3 Circulation pipeSee (C) in the installation diagram (3.5 "Installation diagram"). If an immediate flow of h

Instruction manual SGS 3gisRead this manual carefullyWarningRead this manual carefully before starting up the water heater. Failure to read this manua

Installation30 Instruction manual SGS3is3.7.4 Condensation drainage1. Fit a sloping wastewater pipe to the siphon (13) for condensation drainage and c

Instruction manual SGS 31is3.10.2 Requirements for flue gas discharge materialsWarningThe installation should be carried out by an authorised installa

Installation32 Instruction manual SGS3isTypes of appliancesIMD-0468 R0C43C13 C53B23 C33

Instruction manual SGS 33isExplanation of type of applianceNoteMake sure that the chimney discharges into an area where this is permitted for this cat

Installation34 Instruction manual SGS3isThe following example illustrates how to use the table.Practical example of concentric flue gas dischargeExamp

Instruction manual SGS 35isConcentric wall flue terminal specifications C13Concentric roof flue terminal specifications C333.10.4 Parallel connections

Installation36 Instruction manual SGS3isYou must use the longest pipe when calculating the pipe length. For example, if the chimney pipe is 35 metres

Instruction manual SGS 37isThe longest pipe must be used to check the maximum length. In this case, the chimney pipe is the longest. This is 25 metres

Installation38 Instruction manual SGS3isConnector blockIn preparation, you must first remove the two plastic covers and the protective cap of the elec

Instruction manual SGS 39is3.11.3 Connecting the mains voltageThe appliance is supplied without a power cable and isolator.NoteIn order to receive ele

4 Instruction manual SGSgis

Installation40 Instruction manual SGS3is3.11.7 Connecting an extra ON mode switch ("Tank ON")Tank ON is a facility for connecting an externa

Instruction manual SGS 41is3.12.1 PreparationUndo the screws of the cap over the terminal block of the collector. This has the following terminals:3.1

Installation42 Instruction manual SGS3is3.12.5 Connecting tank sensorNoteThis sensor is already mounted in the tank prior to delivery. The sensor is m

Instruction manual SGS 43is3.12.9 Connecting Q/T sensorNoteYou can optionally add a Q/T sensor to the installation. This enables you to calculate the

Installation44 Instruction manual SGS3is3.13.1 PreparationTo check the supply pressure and burner pressure, proceed as follows: 1. Isolate (10.3 "

Instruction manual SGS 45is7. Activate the "ON mode" by going through the following steps:- Press the blue arrow once ( ) to position the cu

Installation46 Instruction manual SGS3is3.13.4 Finalising1. Shut off the gas supply.2. Disconnect the two pressure gauges and retighten the sealing sc

Instruction manual SGS 47is4 Conversion to a different gas categoryCautionThe conversion may only by carried out by an authorised installation enginee

Conversion to a different gas category48 Instruction manual SGS4is1. Isolate the water heater from the power supply (10.3 "Electrically isolating

Instruction manual SGS 49is10. Check whether there is a burner pressure regulator (7) attached to the top of the gas control, or simply a blank plate

Instruction manual SGS 5Table of contents1 Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - 91.1 About

Conversion to a different gas category50 Instruction manual SGS4is

Instruction manual SGS 51gis5 Filling5.1 Installation diagramThis figure shows the installation diagram. This diagram is used in the sections in which

Filling52 Instruction manual SGS5gisNoteIn the above diagram, there is a non-return valve in the station. This may only be used in closed (pressure) s

Instruction manual SGS 53gis6. Completely fill the appliance. When a full water jet flows from the nearest draw-off point, the appliance is full.7. Bl

Filling54 Instruction manual SGS5gis7. Stop the glycol pump as soon as the pressure gauge on the pump station begins to rise.8. Completely bleed the s

Instruction manual SGS 55gis6 Draining6.1 Installation diagramThis figure shows the installation diagram. This diagram is used in the sections in whic

Draining56 Instruction manual SGS6gisNoteIn the above diagram, there is a non-return valve in the station. This may only be used in closed (pressure)

Instruction manual SGS 57gis6. Isolate the water heater from the power supply by putting the isolator between the appliance and the mains power supply

Draining58 Instruction manual SGS6gis6.4 Draining solar heating system6.4.1 Draining glycol-filled systemNoteNo special safety measures are required w

Instruction manual SGS 59gis7 The control panel7.1 IntroductionTopics covered in this chapter:• Controls;• Meaning of icons;• Electronic controller ON

Table of contents6 Instruction manual SGS7.4 Electronic controller ON/OFF switch - - - - - - - - - - - - - - - - - - - - 597.5 Navi

The control panel60 Instruction manual SGS7gis7.5 Navigation buttonsThe use of these buttons is explained with the help of the figure that shows the m

Instruction manual SGS 61gis8 Status of the appliance8.1 IntroductionTopics covered in this chapter:• Operating modes;• Error conditions;• Service con

Status of the appliance62 Instruction manual SGS8gis2. The current time falls outside a set time period of the week program.The figure shows the displ

Instruction manual SGS 63gis9 Starting and running9.1 IntroductionTopics covered in this chapter:• Starting the appliance.• The appliance's heati

Starting and running64 Instruction manual SGS9gisThe complete cycle is explained in the following example, which assumes the appliance is in the basic

Instruction manual SGS 65gis10 Shutting down10.1 IntroductionThis chapter describes:• Shut the appliance down for a brief period ("OFF mode"

Shutting down66 Instruction manual SGS10gis

Instruction manual SGS 67gis11 Main menu11.1 IntroductionThe MENU is reached by pressing the button on the electronic controller.The main menu compr

Main menu68 Instruction manual SGS11gis11.4.2 Setting water temperature during ON modeThe water temperature can also be directly adjusted when the app

Instruction manual SGS 69gisThe display shows the menu for the week program, see the figure below. With the default setting, the program switches on a

Instruction manual SGS 714 Maintenance frequency - - - - - - - - - - - - - - - - - - - - 9514.1 Introduction - - - - - -

Main menu70 Instruction manual SGS11gis11.7.4 Week program: setting the program-controlled pump1. If required, a pump can be controlled during the per

Instruction manual SGS 71gis11.9 Deleting times from a week programAll switch-on/off times are shown sequentially in the display. Assume that the swit

Main menu72 Instruction manual SGS11gisIf the water temperature becomes too low during the extra period (11.11 "Programming an extra period"

Instruction manual SGS 73gis11.12 SettingsUsing the SETTINGS option, you can adjust certain settings and read certain appliance data:• Adjustable sett

Main menu74 Instruction manual SGS11gisConfirm the minute setting with The time has been set.NoteThe appliance takes no account of daylight saving.11.

Instruction manual SGS 75is12 Service program12.1 IntroductionThe service program is used by the installation engineer or service and maintenance engi

Service program76 Instruction manual SGS12is12.5 Display the selected applianceCall up the menu for displaying the appliance selection as follows:•: S

Instruction manual SGS 77is12.8.1 Setting the drain-back tankUse this menu to specify whether the solar heating system is equipped with a drain-back t

Service program78 Instruction manual SGS12is•: SETTINGS SOLAR | QT SENSOR12.8.7 Reading the energy contribution of the solar heating systemThis option

Instruction manual SGS 79gis13 Troubleshooting13.1IntroductionA distinction is made between:• General errorsGeneral errors are not reported on the dis

Table of contents8 Instruction manual SGS

isInstruction manual SGS 8013.2 Troubleshooting table for general errorsWarningMaintenance may only be performed by a qualified service and maintenanc

isInstruction manual SGS 81Water leakage Leakage from a water connection (threaded)Tighten the threaded connection If the leak persists, consult your

isInstruction manual SGS 82Glycol leakage Leakage from a fluid connection (threaded)Tighten the threaded connection. If the leak persists or a compone

isInstruction manual SGS 8313.3 Troubleshooting table for displayed errorsDisplayed errorsCode + Description Cause Solution RemarkS01 (blocking error)

isInstruction manual SGS 84S07 (blocking error)Open circuit from temperature sensor S2 at bottom of tankSensor is not (correctly) connected Connect th

isInstruction manual SGS 85S16 (blocking error)Short circuit in temp. sensor S4 at the bottom of the storage tankShort circuit in sensor circuit.Repla

isInstruction manual SGS 86Dirty or blocked fan 1. Check if the fan is dirty2. Check that the rotor can rotate freely3. Reset appliance controllerBeca

isInstruction manual SGS 87Heat exchanger and/or chimney flue is blocked3. Measure the pressure differential across the air pressure switch4. Check th

isInstruction manual SGS 88F03 (lock out error)The pressure switch fails to work correctlyDamaged wiring/Open circuit1. Check the wiring between the p

isInstruction manual SGS 89F04 (lock out error)Three unsuccessful ignition attempts.No gas 1. Open the main gas valve and/or the manual gas valve supp

Instruction manual SGS 9gis1 Introduction1.1 About the applianceThis manual describes how to install, service and use the SGS appliance. The SGS appli

isInstruction manual SGS 90F06 (lock out error)Short circuit between flame probe and earthDamaged cable in contact with metal surface.Check the wiring

isInstruction manual SGS 91F10 (lock out error)Restriction on the number of ignition attempts based on pressure switch state changes.Pressure switch n

isInstruction manual SGS 92C02 (lock out error)Error message from the appliance controller.Incorrect reference voltage from the AD converter.1. Reset

isInstruction manual SGS 93E01 (blocking error)The temperature protection at the top of the tank has been activated.The temperature of the water at th

isInstruction manual SGS 9413.4 Displayed warningsDisplayed warningsSymptom Cause Solution RemarkQ/T sensor not correctly connectedLead(s) loosened or

Instruction manual SGS 95is14 Maintenance frequency14.1 IntroductionA service should be carried out at least once a year, both on the water side and o

Maintenance frequency96 Instruction manual SGS14is

Instruction manual SGS 97s15 Performing maintenance15.1 IntroductionCautionMaintenance may only by carried out by an approved service and maintenance

Performing maintenance98 Instruction manual SGS15s6. Switch the electronic controller ON by setting the ON/OFF switch to position I.The display will n

Instruction manual SGS 99s15. Test the operation of the overflow valve of the protected cold supply setup. The water should spurt out.16. Test the ove