Manuel d'utilisation / d'entretien du produit EQB 115 G du fabricant A.O. Smith
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INST ALLA TION- AND USER INSTRUCTIONS HOT WATER STORAGE HEATERS HIGH TEMPERATURE UNITED KINGDOM / IRELAND MODELS EQB 115 G EQB 155 G EQB 200 G.
2 Warning: because of the high temperature setting this appliance is not suited for domestic use. Read these installation instructions first before installing the appliance.
3 CONTENTS PAGE 1. General . ............................................................................................................ 4 1.1 Description of the appliance ..............................................................................
4 1. GENERAL 1.1 Description of the appliance Construction of the water heater is in accordance with the European standard for gas heated water storage heaters for sanitary application (EN 89). The appliance thus meets the European Directory for Gas Appliances and is therefore entitled to carry the CE- marking.
5 Figure 1 - Cross-section of the heater 1) Draught diverter 2) Hot water outlet 3) Insulation 4) Flue tube 5) Glass lined tank 6) Gas control valve 7) Cold-water inlet 8) T&P valve connection 9) .
6 1.2 Technical safety equipment 1.2.1 Gas control valve The water heater has been fitted with a gas control block consisting of a thermo-electrical pilot flame safeguard, pilot flame pressure regulator, burner pressure regulator, a control thermostat (adjustable between 40°C and 80°C) and a safety thermostat (90°C).
7 Figure 2 - Gas control block with T.R.S. 1) T.R.S. thermostat 2) Sensor combustion products dicharge safety device 3) Thermocouple with built-in interrupter 4) Thermocouple 5) Gas control block 6) R.
8 1.3 Technical description 1.3.1 Dimensions These water heaters are only suitable for a flue tube with minimal the announced diameter (dimension G). Dimensions EQB 115 EQB 155 EQB 200 A 1280 1370 167.
9 Figure 3 - Dimensions AOS 0481.
10 GENERAL Storage capacity litres 1 09 144 181 Water connections ** - 3 / 4 " - 14 NPT 3 / 4 " - 14 NPT 3 / 4 " - 14 NPT Gas connection - ISO 7 / 1 Rp 1 / 2 ISO 7 / 1 Rp 1 / 2 ISO 7 / .
11 2. FOR THE INSTALLER 2.1 Installation instructions This water heater must be fitted in a location which will permit the provision of an approved flue system and adequate ventilation. A service clearance of 15 cm at the sides and rear of the unit and 60 cm at the front of the unit should be allowed for ease of servicing.
12 1) Manual gas valve 2) Stop valve 3) Expansion vessel 4) T&P safety valve 5) Non return valve 6) Circulation pump 7) Drain valve Figure 4 - Connection diagram (unvented system) 8) Pressure limiting valve 9) Expansion valve A) Gas supply B) Hot water delivery C) Cold water inlet D) Hot water taps E) Return circulation See Figure 4.
13 2.1.3 Gas connection The gas supply to this appliance must be installed in accordance with BS 6891 (1988). Fit the 1/2" gas supply cock supplied with this unit immediately before the gas control block. No heat or soldered joints should be applied in the vicinity of the gas control block, as they could cause damage to the control.
14 2.2 Commissioning 2.2.1 Filling the water heater 1. Close the drain tap. 2. Open the cold water tap to the water heater and open all taps where hot water can be drained for de- aeration. The water heater is filled as soon as cold water flows from all taps.
15 2.2.3 Removing and replacing the inner door (only for the EQB 115 and EQB 155 models, see Figure 7a). Procedure: 1. Place lip A through the recess on the right and subsequently slide it down behind the steel wall. See to it that both lower lips remain in front of the metal wall.
16 recommended to also close the cold water tap and to drain the appliance after cooling (open the drain tap; it is possible to connect a drain hose to the drain tap; open the nearest hot water drain point to prevent air locks).
17 2.6 Setting the nominal heat input The gas control has been factory preset to the water heater nominal heat input. A further check of the burner pressure should be carried out during the commissioning of the unit after installation. The following procedure should be followed.
18 G20 G30 G31 Inlet pressure mbar 20 30 37 Burner pressure mbar 10.5 30 37 Diameter main injector mm 3.50 1.95 1.95 Diameter pilot injector mm 2x0.27 0.22 0.22 G20 G30 G31 G20 G30 G31 Inlet pressure mbar 20 30 37 20 30 37 Burner pressure mbar 12.5 30 37 12.
19 2.8.1 Sacrificial anode The life cycle of the anode is determined by the quality and the quantity of the water flowing through the apparatus. It is therefore recommended that the anode be inspected and replaced if necessary at least once a year. 1.
20 2.8.2 Cleaning 1. Close the gas supply and demount the burner after it has cooled down, 2. Disconnect the burner, pilot pipe and thermo couple from the gas control block (see Figure 11), 3. Remove the complete burner assembly, 4. Clean the burner with a soft brush.
21 2.10 Fault finding In case of failure the following should be checked. 2.10.1 Safety thermostat All appliances have been fitted with a safety thermostat that shuts off the gas supply when the water temperature is too high. The safety thermostat remains activated until the water temperature drops below the safety temperature.
22 3. FOR THE USER 3.1 Commissioning Warning Installing and commissioning (for the first time) of this water heater should only be carried out by a qualified competent heating engineer.
23 and tilted slightly in the direction of the drain tap. 3.1.5 Maintenance The inlet combination has to be tested regularly by relieving it (via the relief button). The water has to flow out in a forceful jet. Check whether the discharge pipe is open.
Fault Possible cause Corrective action 3.2 Fault finding Blocked pilot burner Blocked chimney Safety thermostat Thermocouple defective Thermocouple makes no contact Gas supply closed The thermostat is.
Fault Possible cause Corrective action Insufficient hot water, or none at all Water leakage Set the temperature regulator at a lower temperature and reignite the pilot burner. Reduce the consumption of hot water. Allow the appliance time to heat the water.
26 4. GUARANTEE The following conditions form the guarantee agreement between A.O. Smith Water Products Company (the warrantor) and the owner of the water heater.
27 any other dealer or stockist of the warrantors products. 4.7 No other guarantee or warranty either expressed or implied is made on behalf of A.O. Smith Water Products Company.
28 MODEL: ......................................................................................................................... SERIAL NUMBER: ........................................................................................................
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Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté A.O. Smith EQB 115 G c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du A.O. Smith EQB 115 G - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation A.O. Smith EQB 115 G, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le A.O. Smith EQB 115 G va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le A.O. Smith EQB 115 G, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du A.O. Smith EQB 115 G.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le A.O. Smith EQB 115 G. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei A.O. Smith EQB 115 G ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
