A.O. Smith SGS - 100 manual

8 0 100 Installation User and Service Manual Installation User and Service Manual[...]

www .aosmithinternational.com your installer[...]

Instruction manual SGS 3 gis Read this manual carefully Wa r ni n g Read this manual carefully before starting up the water heater . Failure to read this manual and to follow the instructions in this manual may lead to accidents, personal injury , and damage to the appliance. Copyright © 2008 A.O. Smith water Product s Comp any All rights reserved[...]

4 Instruction manual SGS gis[...]

Instruction manual SGS 5 T able of content s 1 Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - 9 1.1 About the appliance - - - - - - - - - - - - - - - - - - - - - - - - - - - - 9 1.2 What to do if you smell gas - - - - - - - - - - - - - - - - - - - - - - - - - 9 1.3 Regulations - - - - - - - - - - - - - - - - - - - - - - - - - - [...]

Table of contents 6 Instruction manual SGS 7.6 PC connection - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 56 8 Status of the appliance - - - - - - - - - - - - - - - - - - - - - 57 8.1 Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 57 8.2 Operating modes - - - - - - - - - - - - - - - - - - - - - - - - - -[...]

Instruction manual SGS 7 15 Performin g maintenance - - - - - - - - - - - - - - - - - - - - 93 15.1 Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 93 15.2 Preparation for maintenance - - - - - - - - - - - - - - - - - - - - - - - 93 15.3 Water-side maintenance - - - - - - - - - - - - - - - - - - - - - - - - - 95 15.4 Gas-[...]

Table of contents 8 Instruction manual SGS[...]

Instruction manual SGS 9 gis 1 Introduction 1.1 About the appliance This manual describes how to install, service and use the SGS appliance. The SGS appliance is a conden sing boiler with a fan in the air intake. The appliance is always supplied including a sto rage tank fitted with a heat exchanger connected to a solar energy source. The SGS can b[...]

Introduction 10 Instruction manual SGS 1 gis Furthermore, the installation must c omply with the ma nufacturer's instructions. Note Later amendments and/or additions to all regulations, require ments and guidelines published on or prio r to the moment of installing, will apply to the installation. 1.4 T arget grou ps The three target groups fo[...]

Instruction manual SGS 11 gis 1.7 Overview of this document Chapter T arget groups Description Worki ng principle of the appliance This chapter describes the working principle of the appliance. Installation This chapter describes the installation acti vity to be completed before you start the appliance fo r the first time. Conversion to a different[...]

Introduction 12 Instruction manual SGS 1 gis[...]

Instruction manual SGS 13 gis 2 W orking principle of the appliance 2.1 Introductio n T opics covered in this chapter: • General working princi ple of the appliance ; • The appliance's heating cycl e ; • Protection for the appliance ; • Safety of the inst allation ; • Protection for the solar heating system . 2.2 General working prin[...]

Working princi ple of the appliance 14 Instruction manual SGS 2 gis Cut-away view of the appliance 2.3 The appliance's heating cy cle The net water temperature (T net ) in the appliance is used to regula te when both the gas burner and the solar heating system are start ed and stopped. T net is the curve shown in the figure. T he controller us[...]

Instruction manual SGS 15 gis fluid (S 1 ) is a certain (adjustable) value higher than the temperature measured at the applian ce (sensor S 2 ). As soon as (T net = T set = T solar limit ), heating via the solar heati ng system is stopped. There is one exception to this rule, and that i s when T solar limit is set to a higher value than T set . •[...]

Working princi ple of the appliance 16 Instruction manual SGS 2 gis 2.4.2 Appliance water tempe rature protection The electronic controller uses temperature sensors T 1 (7) and T 2 to monitor several temperatures that are important for safety . The table explains the functioni ng of these temp erature sensors. T emperat ure protection 2.4.3 W ater [...]

Instruction manual SGS 17 gis 2.4.6 P ressure switch The pressure switch ensures the discharge of flue gases and the supply of incoming air during the pre-purge and normal run ning of the appliance. The default state of the pressure switch is ope n. When sufficient pressure difference is reached, the pressure switch closes. However , in the event o[...]

Working princi ple of the appliance 18 Instruction manual SGS 2 gis appliance is under water su pply pressure, cold water will automatically flow i nto the tank. The valve remains open until th e unsafe situation has been recti fied. The appliance is fitted standard with a connecting point for a T&P valve (3.7.2 "Hot water side") . 2.[...]

Instruction manual SGS 19 is 3 Inst allation Wa r ni n g Installation work should be carried o ut by an approved installation engineer in compliance with the general and local reg ulations imposed by the gas, water and power supply companies and the fire service. The appliance may only be installed in a room that complies with the requirements stat[...]

Installation 20 Instruction manual SGS 3 is 3.3.1 Air humidity and ambient temperature The boiler room must be frost-free, or be protected aga inst frost. The t able shows the environmental conditions that must be adhere d to for correct functioning of the electronics presen t in the appliance to be guaranteed . Air humidity and ambient temperature[...]

Instruction manual SGS 21 is 3.3.4 App liance workin g clearances For access to the appliance, it is recommended that the follo wing clearances are observed: • AA: around the appliance's control col umn and cleaning openings: 100 cm. • BB: all sides of the appliance: 50 cm • Above the appliance (room to replace the anod es): - 100 cm if [...]

Installation 22 Instruction manual SGS 3 is 3.4 T ec hnical specifications The appliance is supplied withou t accessories. Check the dimensions (3.4.1 "Dimensions of th e appliance") , gas data (3.4.3 "Gas data") and other specification s (3.4.2 "General and electrical specifications") of any accessories you plan to us[...]

Instruction manual SGS 23 is Dimensions (all measurements in mm unless otherwise indicated) 3.4.2 Ge neral and el ectrical specif ications General and electrical specifications Dimen sion Description SGS 80 SGS 100 A T otal height 2060 2060 C Position on pallet 530 530 D Appliance diameter 850 850 E Depth 1000 1000 F Width 900 900 G Diameter of flu[...]

Installation 24 Instruction manual SGS 3 is 3.4.3 Gas dat a Gas data Description II 2H3+ Unit SGS 80 SGS 100 Natural gas Gas category G20-20 mba r Orifice diameter mm 6.30 6.80 Nominal load (gro ss calorific value) kW 86.6 105.5 Nominal output kW 81.9 99.8 Supply pressure mbar 20 20 Burner pressure mbar 7.0 6.0 Gas cons umption (*) m 3 /h 8.3 1 0.1[...]

Instruction manual SGS 25 is 3.5 Inst allation diagram This figure shows the installation diagram. This diagra m is used in the sections in which the actual connection process is descri bed. Installation diagram[...]

Installation 26 Instruction manual SGS 3 is Note In the above diagram, there is a non-return valve in the station. This may only be used in closed (pressure) system s. In system s with drain back, it is prohibited to fit a non-return valve in the sola r heating system. 3.6 Water connec tions, Ve n t e d Wa r ni n g The installation should be carrie[...]

Instruction manual SGS 27 is 3.6.3 Circu lation pipe See (C) in the installation diagram (3.5 "Inst allation diagram") . If an immediate flow of hot water is requ ired at draw-off points, a circulation pump can be installed. This improves comfort and reduces water wastage. 1. Fit a circulation pump (6) of the corre ct cap aci ty for the l[...]

Installation 28 Instruction manual SGS 3 is 3.7.4 Condensation drainage 1. Fit a sloping wastewater pipe to the siphon (13) for con densation drainage and connect this to the wastewater d ischarge in the boiler room. Caution All fittings behind the siphon must be conden sation-resistant. 3.8 Gas c onnection Wa r n i n g The installation should be c[...]

Instruction manual SGS 29 is 3.10.2 Requirement s for flue gas disc harge materials Wa r ni n g The installation should be carried out by an authorised installation engineer , in compliance with general and local regulatio ns (1.3 "Regulations") . Depending on the ap proved installation types, there are several alternatives for connecting[...]

Installation 30 Instruction manual SGS 3 is T ypes of appliances IMD-0468 R0 C43 C13 C53 B23 C33[...]

Instruction manual SGS 31 is Explanation of type of appliance Note Make sure that the chimney d ischarges into an area where this is permitted for this category of appliance. 3.10.3 Concentric connections The table shows the requireme nts for concentric systems. Wa r ni n g Install flue gas discharge pipe run s with a run-off of 5 mm per metre. Flu[...]

Installation 32 Instruction manual SGS 3 is Practical example of concentric flue gas discharge Example The figure shows a SGS 100 i nst allatio n. The appliance must be fitted with 12 m of concentric pipe (C13/C33) and th ree 90 degree bends. We need to check whether this configuration complies wit h the requirements stated in the table. Appliance [...]

Instruction manual SGS 33 is Concentric wall flue termi nal specifications C13 Concentric roof flue termi nal specifications C33 3.10.4 Parallel connections The table st ates the maxi mum pipe lengths fo r parallel systems. The maximum pipe length dep ends on the chosen diameter . Wa r ni n g Install flue component pipe runs with a run-off of 5 mm [...]

Installation 34 Instruction manual SGS 3 is Y ou must use the lo ngest pipe when calculating the pip e length. For example, if the chimney pipe is 35 metres and the ai r supply pipe is 32 metres, then 35 metres should be taken as the le ngth for calculation. Next, a dd the L equivalent for every 90° and 45° bend to this 35 metres, in both the air[...]

Instruction manual SGS 35 is 3.1 1 Electrical connection Wa r ni n g The installation should be carried out by an authorised installation engineer , in compliance with general and local regulatio ns (1.3 "Regulations") . 3.1 1.1 Introduction T opics covered in this paragraph: • Preparation ; • Connecting the mains voltage ; Optionally[...]

Installation 36 Instruction manual SGS 3 is Connector block In preparation, you must first remove the two plastic covers and the protective cap of the electrical section. 1. Undo the screws of the plastic covers. 2. Carefully remove the covers from the appl iance. The electrical secti on is now visible. 3. Loosen the 2 screws (A) of the electric al[...]

Instruction manual SGS 37 is 3.1 1.3 Co nnecting the mains volt age The appliance is supplied with out a power cable and isolator . Note In order to receive electrical power , the appliance has to be connected to the mains power by means of a permanent electrical connection. A doubl e-pole isolator with a contact gap of at leas t 3 mm must be fitte[...]

Installation 38 Instruction manual SGS 3 is 3.1 1.7 Connecting an ex tra error signal ('Alarm OUT' ) Alarm OUT is a p otential free terminal that is switched whe n an error is detected. This can be used to signal errors, for example with a lamp. A 230 V circuit can be directly powered. Othe r volt ages re quire a relay prescribed by the m[...]

Instruction manual SGS 39 is 3.12.2 Connecting th e mains power Note Just as with the appliance controller , the solar heating system controller must have a permanent electrical connecti on to the mai ns power supply . There must be a double-pole isola tor installed in the permanent connection. T his is the same double-pole isolator as installed be[...]

Installation 40 Instruction manual SGS 3 is 3.12.7 Connecting communication c able Note >The communication cabl e must always be connected, otherwise neither the appliance nor the solar hea ting system controller will run. 1. Connect the double conn ector to J16. 2. Fit the cable in the strain relief. 3. Connect the other end of th e communic at[...]

Instruction manual SGS 41 is 3.13 Checking the supply pressure and burne r pressure Note Before starting the appliance and/or checking the supply pressure and burner pressure, you must fill (5 "Filling ") the appliance. Caution Before starting up for the first time or after conversion, you must always check the supply pressure and burner [...]

Installation 42 Instruction manual SGS 3 is 3.13.2 Procedure to chec k pressures 1. There are two test nipples on the gas control : - a supply pressure nipple (1) - a burner pressure nipple (2) Sealing screws are located inside th e test nipples. Loosen both seali ng screws by a few turns. Do not completely loosen them; they can be difficult to re-[...]

Instruction manual SGS 43 is 9. Use the pressure gauge to read the supp ly pressure at 1nipple (1) (3.4.3 "Gas data") . Note Consult the mains gas supply company if the supply pressure is not correct. 10. Use the pressure gau ge to read the burner pressure at nipple (2) (3.4.3 "Gas data") . If the burner pressure is not correct [...]

Installation 44 Instruction manual SGS 3 is[...]

Instruction manual SGS 45 is 4 Conversion to a different gas category Caution The conversion may only by carried out by an authorised installation engineer . If the appliance must operate on a family of gases (LP gas or natural gas) or other gas category than th at for which the appliance has been set at the factory , the appliance will have be ada[...]

Conversion to a differen t gas category 46 Instruction manual SGS 4 is 5. Detach the 3-part gas coupling (2) adjacent to the burner . 6. Select and fit the correct ori fice from the conversion kit, based on the gas table (3.4.3 "Gas data") . The injector diamet er is stam ped into each in jector (6). 7. Refit the 3-part gas coupling (2). [...]

Instruction manual SGS 47 gis 5 Filling 5.1 Inst allation diagram This figure shows the installation diagram. This diagra m is used in the sections in which the actual connection process is descri bed. Installation diagram[...]

Filling 48 Instruction manual SGS 5 gis Note In the above diagram, there is a non-return valve in the station. This may only be used in closed (pressure) system s. In system s with drain back, it is prohibited to fit a non-return valve in the sola r heating system. 5.2 Filling unvented inst allations T o fill the appliance, proceed as follo ws: 1. [...]

Instruction manual SGS 49 gis 6. Completely fill the appliance. When a full water jet flows from the nearest draw-off point, the appliance is full. 7. Bleed the entire installation of air , for example by opening all draw-off points. 8. The appliance is now under water supply pr essure. There should be no water coming out of the P-valve (23). If th[...]

Filling 50 Instruction manual SGS 5 gis 7. S top the glycol pump as soon as the pressure gau ge on the pump station begins to rise. 8. Completely bleed the system of air at the air bleed po int (26, see installation diagram). 9. Close the air bleed when no fu rther air comes out. 10. Repeat ste ps 6 through 9 until glycol runs out of the ai r bleed[...]

Instruction manual SGS 51 gis 6 Draining 6.1 Inst allation diagram This figure shows the installation diagram. This diagra m is used in the sections in which the actual connection process is descri bed. Installation diagram[...]

Draining 52 Instruction manual SGS 6 gis Note In the above diagram, there is a non-return valve in the station. This may only be used in closed (pressure) system s. In system s with drain back, it is prohibited to fit a non-return valve in the sola r heating system. 6.2 Draining unvented inst allations 1. Activate the MENU with . 2. Position the cu[...]

Instruction manual SGS 53 gis 6. Isolate the water heater from the power supply by putting the isolator between the appliance and th e mains power supply to position 0. 7. Shut off the gas supply (10). 8. Close the stop valve (1 1) in the hot water pip e. 9. Close the supply valve (4) in the cold water supply (A). 10. Open the drain valve (9). 1 1.[...]

Draining 54 Instruction manual SGS 6 gis 6.4 Draining solar heating system 6.4.1 Draining glycol-filled system Note No special safety measures are required when worki ng with the diluted glycol solution specified by the manuf acturer. For more information about the fluid, please contact the manufacturer . 1. Activate the MENU with . 2. Position the[...]

Instruction manual SGS 55 gis 7 The control p anel 7.1 Introductio n T opics covered in this chapter: • Controls ; • Meaning of ico ns ; • Electronic controller ON/OFF switch ; • Navigation buttons ; • PC connection . 7.2 Controls The figure shows the el ectronic controller . The control panel is completely menu-driven, and comprises: •[...]

The control pane l 56 Instruction manual SGS 7 gis 7.5 Navigation buttons The use of these buttons is explai ned with the help of the figure th at shows the main menu (1 1 "Main menu") . The navigation buttons are: • Buttons for UP , and DOWN ; • Enter: ; • Reset button: . The ^ arrows and È indicate that you can scroll up and/or d[...]

Instruction manual SGS 57 gis 8 S t atus of the appliance 8.1 Introductio n T opics covered in this chapter: • Operating modes ; • Error conditions ; • Service con dition . 8.2 Operating modes When running, the applian ce has four basic operating modes, namely: • OFF • ON • EXTRA • PROG 8.2.1 OFF In this mode, the fro st protection is[...]

Status of the app liance 58 Instruction manual SGS 8 gis 2. The current time falls outside a set time period of the week program. The figure shows the display with th e following information: - line one: the text PROG ; - line two: the time, the day and T 1 and T net alternately (9.3 "Th e appliance's heating cycle") ; - line three: [...]

Instruction manual SGS 59 gis 9 S t arting and running 9.1 Introductio n T opics covered in this chapter: • S tarting the appliance . • The appliance' s heating cycle . Note The first time the applia nce is st arted, you must enter (12.8 "Solar heating system configu ration") the settings of the solar heating system 9.2 St arting[...]

Starting and ru nning 60 Instruction manual SGS 9 gis The complete cycl e is explained in the following example, which assumes the applianc e is in the basic mode ON . Note The same heating cycle applies to the other operating modes. Once the appliance st arts, it will ru n through the following steps: 1. The water temperature drops below the set t[...]

Instruction manual SGS 61 gis 10 Shutting down 10.1 Introductio n This chapter describes: • Shut the appliance down for a brief peri od ("OFF mode") ; • Electrically isolating th e appliance ; • Shutting the a ppliance down for a long period . 10.2 Shut the appliance down for a brief period ("OFF mode") T o shut the applia[...]

Shutting down 62 Instruction manual SGS 10 gis[...]

Instruction manual SGS 63 gis 1 1 Main menu 1 1.1 In troduction The MENU is reached by pressing the button on the electronic controller . The main menu comprises: • OFF Select this optio n if you wish to turn off (10 " Shutting down") the applia nce for a brief period, but do not wish to dr ain it. In this mode, the frost protection is [...]

Main menu 64 Instruction manual SGS 11 gis 1 1.4.2 Setting water t emperature during ON mode The water temperatu re can also be di rectly adjusted when the appliance is in the "ON mode". Simply use: • to increase the value; • to decrease the value. • Confirm with . 1 1.5 Week p rogram Using the we ek program, you can set the water t[...]

Instruction manual SGS 65 gis The display shows the menu for the week program, see the figure below . With the default setting, the program switches on and off every day at 00:00 and 23:59 hours respectively , the water temperature is 65°C and the pump is switched on ( P ). Example As an example, we wi ll set the switch-on time for Sunday to 08:15[...]

Main menu 66 Instruction manual SGS 11 gis 1 1.7.4 Week progra m: setting the program- controlled pump 1. If required, a pump can be controlled during the period. Use and to set PUMP ON . The pump ensures a regular circulatio n of hot water in the ho t water pipes. Y ou can skip this step if you there is no pump in your hot water circuit. Confirm w[...]

Instruction manual SGS 67 gis 1 1.9 Deleting times from a week program All switch-on/off times are shown sequentially in the display . Assume that the switch-on/off times for the appliance are programmed as in th e figure. T o delete a period, proceed as follows: 1. : WEEK PROGRAM | PROGRAM OVERVIEW . Confirm with . 2. Scroll with to PROGRAM OVERVI[...]

Main menu 68 Instruction manual SGS 11 gis If the water temperature becomes too low during the extra perio d (1 1.1 1 "Programming an extra pe riod") , the appliance will run through the heating cycle (9.3 "The applianc e's heating cycle") and fall back into the extra period. The same settin gs can be made for an extra peri[...]

Instruction manual SGS 69 gis 11 . 1 2 S e t t i n g s Using the SETTINGS option, you can adjust certain settings and read certain appliance data: • Adjustable settings - Languag e of the menu. - Current day of week and time. • Displayable appliance specifications , this category is only relevant to the installation engineer and/o r service and[...]

Main menu 70 Instruction manual SGS 11 gis Confirm the minute setting with The time has been set. Note The appliance takes no account of daylight saving. 1 1.12.3 Displaying appliance specificatio ns Note This category is sol ely intended for the installation engineer and/or servi ce and maintenance e ngineer . The table shows the correct settings.[...]

Instruction manual SGS 71 is 12 Service program 12.1 Introductio n The service program i s used by the installation engineer or servi ce and maintenance e ngineer for: • Setting the hysteresis • Displaying the error history • Displaying the appliance history • Display the selected appliance • Setting the servi ce interval • Setting legi[...]

Service program 72 Instruction manual SGS 12 is 12.5 Display the selected applian ce Call up the menu for d isplaying the appliance selectio n as follows: •: SELECT APPLIANCE The appliance number ca n be found on the rating plate. The appliance selection has been correctly preset in the factory . 12.6 Setting the service interval T o aid servicin[...]

Instruction manual SGS 73 is 12.8.1 Setting the drain-b ack t ank Use this menu to specify whether the solar heating system is equipped with a drain-back tank for the heating fluid. Call up the menu as follows: •: SETTINGS SOLAR | DRAIN BACK The default is NO . Note The first time the applia nce is started, it is necessary to check whethe r this [...]

Service program 74 Instruction manual SGS 12 is •: SETTINGS SOLAR | QT SENSOR 12.8.7 Reading the energy contribution of the solar heat ing system This option enables you to read out how much energy the solar heating system sup plies. For this data to be displayed, the installation mu st be equipped with a QT sensor (12.8.6 "Setting the QT se[...]

Instruction manual SGS 75 gis 13 T roubleshooting 13.1 Introductio n A distinction is made between: • General errors General errors are not re ported on the display . General errors are: - Gas smell - Display does not light up - Insufficient or no hot water . - Water leakage - Explosive ignition. The manual includes a table with general errors (1[...]

is Instruction manual SGS 76 13.2 T roubleshooting table for gene ral errors Wa r ni n g Maintenance may only be perfo rmed by a qualified service and maintenance engi neer . General erro rs Symptom Cause Solution Remark Gas smell Gas leak Wa r ni n g Close the main gas valve immediately . Wa r ni n g Do not operate any switches. Wa r ni n g No nak[...]

is Instruction manual SGS 77 W ater leakage Leakage from a water connection (threaded) T ighten the threa ded connection If the leak persists, consult your installation engine er Condensate leakage Check that the condensation water discharge is working properly . Rectify if necessary Leakage from another nearby water appliance or pipe segment T rac[...]

is Instruction manual SGS 78 Glycol leakage Leakag e from a fluid connection (threaded) T ighten the threa ded connection. If the le ak pers ists or a component needs replacement, consult your installation engineer Leakage from a component 1. Tighten component joints 2. Any defective components must be replaced Leakage from solar heating system Con[...]

is Instruction manual SGS 79 13.3 T roubleshoot ing table for dis played errors Displayed errors Code + Descripti on Cause Solution Remark S01 (blocking error) Open circuit from temperature sensor T2 at bottom of the tank Sensor is not (correctly) connected Connect the sensor lead to JP3 See the SGS electrical diagram (17 "Appendices") Da[...]

is Instruction manual SGS 80 S07 (blocking error) Open circuit from temperature sensor S2 at bottom of tank Sensor is not (correctly) connected Connect the sensor lead to J14 (port 2 and 4) of the solar co ntroller S ee the SGS electrical diagra m (17 "Appe ndices") Damaged cable or defective sensor Replace the sensor T o replace the nece[...]

is Instruction manual SGS 81 S16 (blocking error) Short circuit in temp. sensor S4 at the bottom of the storage tank Short circuit in sensor circuit. Replace sensor S4 T o replace the necessary pa rt s, you must contact your installation engineer S17 (blocking error) Short circuit in temp. sensor S1 at bottom of tan k Sensor is not (correctly) conn[...]

is Instruction manual SGS 82 Dirty or blocked fan 1. Check if the fan is dirty 2. Check that the rotor can rotate freely 3. Reset appliance controlle r Because of a d rop in the supply voltage, the fan is not running at the correct speed. 1. Check the su pply voltage, this must be 230 V AC (-15%, +10%). 2. Reset appliance controlle r The F02 entrie[...]

is Instruction manual SGS 83 Heat exchanger a nd/or chimney flue is blocked 3. Measure the pressure di f ferential across the air pressure switch 4. Check the values (2.4.6 "Pressure switch") 5. Check heat exchan ger , condensat ion drainage and/or chi mney flue for blockages 6. Clear any blockage that may be present. 7. Reset appliance c[...]

is Instruction manual SGS 84 F03 (lock out error) The pressure switch fails to work correctly Damaged wiring/Open circuit 1. Check the wiring betwee n th e pressure switch and the controller 2. If necessary , replace the wiring If the error cannot be resolved or is persistent, contact your installation engineer T o replace the necessary parts, you [...]

is Instruction manual SGS 85 F04 (lock out error) Three unsuccessful ignition attempts. No gas 1. Open the main gas valve and/ or the manual gas valve supplying the water heater 2. Check the supply pressure to the gas control 3. If necessary , repair the gas supply T o rep air the gas supply , contact your installation engineer Air in the gas pi pe[...]

is Instruction manual SGS 86 F06 (lock out error) Short circuit between flame probe and earth Damaged cable in contact with metal surface. Check the wiring of the flame pr obe. If necessary , replace the wiring. If the error persists, contact your inst allation eng ineer . T o replace the necessary parts, you must contact your installation engineer[...]

is Instruction manual SGS 87 F10 (lock out error) Restriction on the number of ig nition attempts based on pressure switch state changes. Pressure switch not closing 1. Check th e running speed of th e fan (12.5 "Display the selected appliance") 2. Check that the hoses on th e pre ssure switch and the air supply hose between fan and burne[...]

is Instruction manual SGS 88 C02 (lock out error ) Error message from the appliance controller . Incorrect reference voltage from the AD converter . 1. Reset electronic co ntroller . 2. Check that the frequency of the power supply is compliant (3.4.2 "General and electrical specifications") . If this is not the case, contact your installa[...]

is Instruction manual SGS 89 E01 (blocking error) The temperature protection at the top of the tank has been activated. The temperature of the water at the top of the tank is > 85 o C. None. This is a temporary message that may appear from time to time, but will disapp ear automatically . E03 (lock-out error ) Error in temperature sensor T 1 at [...]

is Instruction manual SGS 90 13.4 Displayed warnin gs Displayed warning s Symptom Cause Solution Remark Q/T sensor not correctly connected Lead(s) loosened or incorrectly connected Appliance runs, but displays a warning 1. Properly connect Q/T sensor and the warning will disappear 2. If correctl y wired but the warning remai ns, replace sensor Note[...]

Instruction manual SGS 91 is 14 Maintenance frequency 14.1 Introductio n A service should be carried ou t at least once a year , both on the water sid e and on the gas side. Maintenance fre quen cy depends, among other things, on the water quality , the average burning time per day and th e set water temperature. Note Regular maintenance extends th[...]

Maintenance frequency 92 Instruction manual SGS 14 is[...]

Instruction manual SGS 93 s 15 Performing maintenance 15.1 Introductio n Caut ion Maintenance may only by carried out by an approved service an d maintenance engineer . At each service, the appliance unde rgoes maintenance on both the w ater side and the gas side. The maintena nce must be carried out in the following ord er . 1. Preparation for mai[...]

Performing maintenance 94 Instruction manual SGS 15 s 6. Switch the electronic controlle r ON by setting the ON/OFF switch to position I . The display will now show INTERNAL CHECK for about 10 seconds, and will then go to the main menu. 7. Activate "ON mode" by going through the following steps: - Press once on the blue arrow ( ) to posit[...]

Instruction manual SGS 95 s 17. Check the drain pipes from the discharge points of all valves and remove any lime buildup that may be present. 18. Drain the applia nce (see Draining ). 15.3 W ater-side maintenance 15.3.1 Introd uction The following steps must be carried out on the water side: 1. Checking the anodes . 2. Descaling and cleaning the a[...]

Performing maintenance 96 Instruction manual SGS 15 s 5. If the scale cannot be remo ved by hand, then the appliance will need to be descaled using a descaling agent. Contact the supplier for advice on the preferred descaling agent. 6. Close the cleaning op ening. T o avoid damage to the tank, tighten the bolts that fasten the lid with a to rque no[...]

Instruction manual SGS 97 gis 16 W arranty (certificate) T o register your warranty , you shou ld complete and return the enclose d warranty card after which a wa rranty ce rtificate will be sent to you. This certificate gives the owner o f a applianc e supplied by A.O. Smith water Products Company B.V . of V eldhove n, The Nether lands (hereinafte[...]

Warranty (certificate) 98 Instruction manual SGS 16 gis i. The appliance is at all time s fitted with cathodic protection. If sacrificial anodes are used for this, these must be replaced and renewed whe n, and as soon as, they are 60% or mo re consumed. When e lectric anodes are used, it is important to ensure that they continue to work properly . [...]

Instruction manual SGS 99 is 17 Appendices 17.1 Introductio n This appendix contains: • Menu structure of the main menu (17.2 "Menu structure") • Appliance electrical diagram (1 7.3 "Electrical diagram for the appliance") • Electrical diagram, solar heating system (17.4 "Electrical diagram, solar heating system")[...]

Appendices 100 Instruction manual SGS 17 is 17.2 Menu structure WORKING SPEED CONTROL SERVICE MENU MAIN MENU HYSTERESE OFF HYSTERESE DOWN ON HISTORIE OF ERRORS START OPERATION CHANGE SETPOINT APPLIA NCE HISTORY WEEK PROGRAM SELECT APPLIA NCE START OPERATION PROGRAM OVERVIEW EXTRA PERIOD SERVICE INTERVAL SETTINGS LANGUAGE DAY/TIME SPECIFICATIONS REG[...]

Instruction manual SGS 101 is[...]

Appendices 102 Instruction manual SGS 17 is 17.3 Electrical diagram for the appliance Electrical diagram 1 = brown, 2 = blue, 3 = green, 4 = bl ack, 5 = white, 6 = gr ey/beige, 7 = red, 8 = dark green, 9 = yellow[...]

Instruction manual SGS 103 is Main control compo nents Main controller termin al strip A Controller B Flame probe C Hot surface igniter D Gas control E Burner earth connection F Program-controlled pump G Continuous pump H External error signal connection J Isolating transformer K Double-pole iso lator L Controller 0/I switch M Display NF a n O T em[...]

Appendices 104 Instruction manual SGS 17 is 17.4 Electrical diagram, solar heating s ystem Electrical diagram 1 = brown, 2 = blue, 3 = green, 4 = bl ack, 5 = white, 6 = gr ey/beige, 7 = red, 8 = dark green, 9 = yellow[...]

Instruction manual SGS 105 is 17.4.1 Solar system electrical dia gram legend Solar heating system control components Solar heating sys tem controller termin al strip AA Controller BB Extra head pump for sola r heating system (ON/OFF) CC Solar heating system pump (modulating) DD T emperature sensor (S1 - solar collector) EE T emperature sensor (S2 -[...]

Appendices 106 Instruction manual SGS 17 is[...]

Instruction manual SGS 107 17.5 Week pr ogram card Y ou can cut the week program card out and keep it near the appliance. Example Period DA Y TIME T set Pump 1. ON ....°C ON / OFF OFF 2. ON ....°C ON / OFF OFF 3. ON ....°C ON / OFF OFF 4. ON ....°C ON / OFF OFF 5. ON ....°C ON / OFF OFF 6. ON ....°C ON / OFF OFF 7. ON ....°C ON / OFF OFF 8. [...]

Appendices 108 Instruction manual SGS 17 is[...]

Instruction manual SGS 109 Index A ambient temperature 20 appliance displaying history 71 displaying selection 72 types 9, 19 B burner pressure 41 C claims 98 connect 28 air supply 28 Alarm OUT 38 cold water side 26, 27 condensation drainage 28 electrical 35 flue gas discharge 28 gas 28 hot water side 27 isolating transformer 37 program-controlled [...]

0308 853 1. UK Index Instruction manual SGS on/off switch 55 operating modes EXTRA 57 general 57 OFF 57 ON 57 PROG 57 P packaging 19 PC connection 56 post-purge 59 power cable 37 pre-glow 59 pre-purge 59 pressure switch 17, 59 prog 57 protection 15 push buttons 55 R running 59 S scrolling 56 service check 10, 91 service engineer 10 service required[...]