Manuale d’uso / di manutenzione del prodotto TWI 35-130 del fabbricante A.O. Smith
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3 5 - 1 3 0 4 5 - 1 9 0 W A T E R P R O D U C T S C O M P A N Y A DIVISION OF A. O. SMITH CORPORA TION W A T E R P R O D U C T S C O M P A N Y A DIVISION OF A.
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Instruction manual TWI 35-130 G/TWI 45-190 G 1.
2 Instruction manual TWI 35-130 G/TWI 45-190 G.
Instruction manual TWI 35-130 G/TWI 45-190 G 3 W arning Carefully read this manual before starting up the device. Not reading this manual and not following the instructions in this manual may lead to personal injuries and damage to the device. Copyright © 2007 A.
4 Instruction manual TWI 35-130 G/TWI 45-190 G.
Instruction manual TWI 35-130 G/TWI 45-190 G 5 T able of content 1 Introduction - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 7 1.1 About the device - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 7 1.
6 Instruction manual TWI 35-130 G/TWI 45-190 G 1 1 W arranty (certi fi cate)- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 51 1 1.1 W arranty general- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 51 1 1.
Instruction manual TWI 35-130 G/TWI 45-190 G 7 1 1.1 About the device 1.2 What to do when you smell gas 1.3 Regulations Introduction This manual describes the installation, service and use of the TWI-device. The TWI-device is a condensating boiler with a fan in the air supply .
8 Instruction manual TWI 35-130 G/TWI 45-190 G Remark Supplements or later adjustments and/or additions to any regulations, requirements and guidelines are applicable at the moment of installing. The three target groups for this manual are: • (end) users; • installation engineers; • service and maintenance engineers.
Instruction manual TWI 35-130 G/TWI 45-190 G 9 Chapter T arget groups Description 2. Operation of the device This chapter describes the operation of the device. 3. Installation This chapter describes the installation activities to be carried out before de fi nitely starting up the device.
10 Instruction manual TWI 35-130 G/TWI 45-190 G Introduction 1 Chapter T arget groups Description 1 1. W arranty (certi fi cate) This chapter contains the terms of warranty .
Instruction manual TWI 35-130 G/TWI 45-190 G 1 1 2 Operation of the device 2.1 Introduction This chapter will cover in the given order: • General operation of the device; • Heating cycle of the device; • Security of the device; • Safety of the installation.
12 Instruction manual TWI 35-130 G/TWI 45-190 G Operation of the device 2 2.3 Heating cycle of the device 2.4 Security of the device In this device the cold water is supplied through the cold water inlet (16) at the bottom of the tank.
Instruction manual TWI 35-130 G/TWI 45-190 G 13 2.4.2 Security of the water temperature The safety switch or ECO (Energy Cut-Off) switches of f the device when the water temperature exceeds 95 ºC. As soon as the temperature has suf fi ciently dropped, the ECO is reset automatically .
14 Instruction manual TWI 35-130 G/TWI 45-190 G 2 2.5 Safety of the installation Apart from the standard security of the device, the installation shall further be protected using an expansion vessel, an expansion valve, a pressure reducing valve, a non-return valve and a T&P valve.
Instruction manual TWI 35-130 G/TWI 45-190 G 15 3.1 Introduction 3.2 Packaging 3.3 Ambient conditions W arning The installation shall be carried out by an authorised installation engineer in accordance with the generally and locally applicable regulations of gas, water , electricity companies and the fi re brigade.
16 Instruction manual TWI 35-130 G/TWI 45-190 G W ater composition Hardness (alkaline earth ions) > 1.00 mmol/l: - German hardness > 5.6° dH - French hardness > 10.0° fH - British hardness > 7.0° eH Conductivity > 125 muS/cm Acidity (pH-value) 7.
Instruction manual TWI 35-130 G/TWI 45-190 G 17 Remark When installing the device, make sure that the device cannot damage the immediate surroundings or lower fl oors in case of leakage of the tank and/or connections. If this is the case, install the device near a fl oor discharge or in a metal drip tray of the right size.
18 Instruction manual TWI 35-130 G/TWI 45-190 G Dimensions (all sizes in mm, unless stated otherwise) Installation 3 3.4 T echnical speci fi cations Legends See the table.
Instruction manual TWI 35-130 G/TWI 45-190 G 19 Description I2H Unit TWI 35-130 TWI 45-190 Gas category 2H: G20 – 20 mbar Nominal load (Upper value) kW 37,8 50,0 Nominal output kW 35,8 47,3 Supply pressure mbars 20 20 Gas consumption (*) m³/h 3,6 4,8 CO 2 V ol% 9,0 ± 0,5 9,3 ± 0,5 (*) Based on 1013,15 mbar and 15°C.
20 Instruction manual TWI 35-130 G/TWI 45-190 G 3 Installation 3.5 Connections diagram Legends Not mentioned numbers are not applicable. 1. pressure reducing valve (obligatory) 3. T&P valve (obligatory) 4. stop valve (recommended in pipe C and obligatory in pipe A) 5.
Instruction manual TWI 35-130 G/TWI 45-190 G 21 3.6 W ater connections unvented 3.7 W ater connections vented W arning The installation shall be carried out by a recognised installation engineer in accordance with the generally and locally applicable regulations (1.
22 Instruction manual TWI 35-130 G/TWI 45-190 G 3 Installation 3.8 Gas connection 3.9 Air supply and fl ue gas discharge 1. Mount the T&P valve (3). 2. Option: mount a temperature meter (12) for checking the temperature of the tap water . 3 . Mount a stop valve (4) in the hot water distribution piping for service purposes.
Instruction manual TWI 35-130 G/TWI 45-190 G 23 Device types IMD-0531 R0.
24 Instruction manual TWI 35-130 G/TWI 45-190 G Device Diameter Maximum length Maximum num- ber of 90° bends TWI 35-130 80/125 20 5 TWI 45-190 80/125 20 5 Explanation of device types Remark Make sure that the fl ue gas discharge is positioned in a discharge area in which discharge is allowed for the respective device type.
Instruction manual TWI 35-130 G/TWI 45-190 G 25 IMD-0532 R0 Device with concentric fl ue gas discharge material According to the table the maximum length is 20 metres and the allowed number of 90° bends is 5. Both requirements are met. Speci fi cations Caution A.
26 Instruction manual TWI 35-130 G/TWI 45-190 G Speci fi cation of concentric roof fl ue terminal C33 3.9.4 Parallel connections The table gives the maximum pipe length for parallel systems. The maximum pipe length depends on the selected diameter .
Instruction manual TWI 35-130 G/TWI 45-190 G 27 Device with parallel fl ue gas discharge material IMD-0533 R0 Use the longest pipe to test for the maximum length. In this case this is the fl ue gas discharge pipe, that has a length of 25 metres. These 25 metres are composed of the pipe material parts 1, 2, 3, 4 and 5.
28 Instruction manual TWI 35-130 G/TWI 45-190 G W arning The installation shall be carried out by a recognised installation engineer in accordance with the generally and locally applicable regulations (1.
Instruction manual TWI 35-130 G/TWI 45-190 G 29 Connector block Legends A. screws B. cover plate C. connector block D. strain relief For preparation remove the cover plate (B) from the electricity part by loosening the two screws (A). Remark Consult the electrical circuit diagram for connecting the electrical components.
30 Instruction manual TWI 35-130 G/TWI 45-190 G 3.10.3 Connect the mains voltage The device is delivered without power cable and main switch. Remark In order to supply voltage to the device, connect the device to the mains voltage using a permanent electrical connection.
Instruction manual TWI 35-130 G/TWI 45-190 G 31 Legends Not mentioned numbers are not applicable. 1. screws 2. cover plate 3. sealing cap 4. CO 2 setting screw 5. setting hole Gas control 3.1 1.1 Checking procedure 1. Position the probe of the CO 2 -gauge into the fl ue gas discharge duct of the concentric venturi tube.
32 Instruction manual TWI 35-130 G/TWI 45-190 G 3.1 1.2 Adjust the CO 2 -value For preparation remove the cover plate (2) from the electricity part by loosening the two screws (1). 1. Remove the cap (3) from the CO 2 setting screw (4). 2. Insert a long screwdriver into the setting hole (5) along the air supply pipe.
Instruction manual TWI 35-130 G/TWI 45-190 G 33 4 Conversion to another gas category Conversion to another gas category is not possible..
34 Instruction manual TWI 35-130 G/TWI 45-190 G 4 Conversion to another gas category.
Instruction manual TWI 35-130 G/TWI 45-190 G 35 Legends Not mentioned numbers are not applicable. 1. pressure reducing valve (obligatory) 3. T&P valve (obligatory) 4. stop valve (recommended in pipe C and obligatory in pipe A) 5. non-return valve (obligatory) 6.
36 Instruction manual TWI 35-130 G/TWI 45-190 G 5 Fill 5.1.1 Fill unvented installations Proceed as follows for fi lling the device: 1. Open the stop valve (1 1) in the hot water pipe and (if present) the stop valves (4) of the circulation pump (6). 2.
Instruction manual TWI 35-130 G/TWI 45-190 G 37 Legends Not mentioned numbers are not applicable. 1. pressure reducing valve (obligatory) 3. T&P valve (obligatory) 4. stop valve (recommended in pipe C and obligatory in pipe A) 5. non-return valve (obligatory) 6.
38 Instruction manual TWI 35-130 G/TWI 45-190 G 6 Drain 6.1 Drain unvented installations 6.2 Drain vented installations For some activities the device needs to be drained. Proceed as follows: 1. Electrically isolate the device by turning the main switch between the device and the electricity mains to the 0 position.
Instruction manual TWI 35-130 G/TWI 45-190 G 39 7.1 Introduction 7.2 Start up 7.3 Heating cycle of the device This chapter will cover in the given order: • Start up. • Heating cycle of the device. Start up the device by: 1. Filling the device (5 “Fill”) .
40 Instruction manual TWI 35-130 G/TWI 45-190 G 7 Start up The electronic control will then attempt to ignite the burner again three consecu- tive times.
Instruction manual TWI 35-130 G/TWI 45-190 G 41 Y ou can: • Shut down the device for a short time; • Electrically isolate the device; • Shut down the device for a long period. For shutting down the device for a short time, maximally turn the thermostat counterclockwise.
42 Instruction manual TWI 35-130 G/TWI 45-190 G 8 Shut down.
Instruction manual TWI 35-130 G/TWI 45-190 G 43 A distinction is made between: • General errors General errors are not visible on the control. General errors are: - Gas smell - Insuf fi cient or no hot water - Water leakage - Explosive ignition. The manual includes a table with general errors (9.
9.2 T roubleshooting table for general errors W arning Maintenance shall only be carried out by a service and maintenance engineer . General errors Instruction manual - TWI 35-130 G/TWI 45-190 G 44 Symptom Cause Solution Remark Gas smell Gas leakage W arning Immediately close the mains gas supply valve.
Instruction manual - TWI 35-130 G/TWI 45-190 G 45 Algemene storingen Symptom Cause Solution Remark Insuf fi cient or no hot water The device is off Start up the device (7 “Start up”) . Contact the installation engineer if the situation of insuf fi cient or no hot water persists.
46 Instruction manual TWI 35-130 G/TWI 45-190 G Instruction manual - TWI 35-130 G/TWI 45-190 G 46 9.3 T roubleshooting table for errors visible on the control Errors visible on the control Light pulses Cause Solution Remark 1 (SC) Air pressure switch closed Defective air pressure switch Replace the air pressure switch.
Instruction manual TWI 35-130 G/TWI 45-190 G 47 Instruction manual - TWI 35-130 G/TWI 45-190 G 47 Pannes s’af fi chant sur la commande Light pulses Cause Solution Remark 3 (SL3) Three ignition attempts without success No gas supply 1. Open the mains gas supply valve and/or the manual gas valve for the gas control.
48 Instruction manual TWI 35-130 G/TWI 45-190 G Instruction manual - TWI 35-130 G/TWI 45-190 G 48 Light pulses Cause Solution Remark 4 (SL) Hardware error in gas control Error in the gas control circuit 1. Check if the gas control has been properly connected.
Instruction manual TWI 35-130 G/TWI 45-190 G 49 Service shall be carried out at least once a year both on the gas side and on the water side. The frequency of the maintenance depends, among other things, on the water quality , the average number of operating hours per day and the set water temperature.
50 Instruction manual TWI 35-130 G/TWI 45-190 G 10.3.1 Descale Scaling depends on the water condition and the water demand. Besides, more scale deposit will be formed in the device at high temperatures. A temperature setting of 60 ºC is recommended to ensure low scale deposit.
Instruction manual TWI 35-130 G/TWI 45-190 G 51 In order to register your warranty , please fi ll in the enclosed warranty card and return this to us. We will then send you a warranty certi fi cate. This certi fi cate will entitle the owner to warranty as described below for a boiler delivered by A.
52 Instruction manual TWI 35-130 G/TWI 45-190 G W arranty (certi fi cate) 11 The warranty referred to in Articles 1 and 2 does not apply: a. if the boiler has been damaged by an external cause; b.
Instruction manual TWI 35-130 G/TWI 45-190 G 53 This annex contains: • The Electrical circuit diagram. • Legends 12.1 Introduction 12 Annex.
54 Instruction manual TWI 35-130 G/TWI 45-190 G Annex 12 IMD 0380 429 R0 1 = brown, 2 = blue, 3 = green, 4 = black, 5 = white, 6 = grey / beige 12.2 Electrical circuit diagram.
Instruction manual TWI 35-130 G/TWI 45-190 G 55 WIRING = brown = blue = green = black = white = red = orange = yellow = black/red = black/white CLAMPING STRIP CONNECTIONS: Earth N Zero L 1 Phase COMPO.
56 Instruction manual TWI 35-130 G/TWI 45-190 G Annex 12.
Instruction manual TWI 35-130 G/TWI 45-190 G 57 Index A air humidity 16 air pressure switch 13 ambient conditions 15 ambient temperature 16 B brand names 3 C concentric connections 24 condition gas va.
58 Instruction manual TWI 35-130 G/TWI 45-190 G Index R reduction valve 14 regulations 7 S safety 14 scale 50 security 1 1 service 10,49 service engineer 8 set the service interval 66 shut down short .
Instruction manual TWI 35-130 G/TWI 45-190 G 59.
60 Instruction manual TWI 35-130 G/TWI 45-190 G 0308 489 R1.0.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il A.O. Smith TWI 35-130 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del A.O. Smith TWI 35-130 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso A.O. Smith TWI 35-130 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul A.O. Smith TWI 35-130 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il A.O. Smith TWI 35-130, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del A.O. Smith TWI 35-130.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il A.O. Smith TWI 35-130. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo A.O. Smith TWI 35-130 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
