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INSTALLATION INSTRUCTIONS

AND

USERS MANUAL

UNITED KINGDOM / IRELAND

WATER HEATERS

MODELS

SOF 85 220 G
SOF 85 260 G
SOF 85 300 G
SOF 75 390 G
SOF 75 470 G
SOF 70 700 G

Содержание SOF 70 700 G

Страница 1: ...1 INSTALLATION INSTRUCTIONS AND USERS MANUAL UNITED KINGDOM IRELAND WATER HEATERS MODELS SOF 85 220 G SOF 85 260 G SOF 85 300 G SOF 75 390 G SOF 75 470 G SOF 70 700 G ...

Страница 2: ...on and or a fire and can cause material and or physical injuries An accredited installer must install the heater and commission it according to the locally valid requirements The heater may only be installed in an area that meets the required ventilation regulations STATE WATER HEATERS CANNOT ACCEPT ANY RESPONSIBILITY FOR GUARANTEE SERVICE AND OR PRODUCT LIABILITY IN THE EVENT OF UNAUTHORIZED CHAN...

Страница 3: ...er 15 2 2 2 Turning on the burner 15 2 3 Shutting down 15 2 4 Usage temperature control 15 2 5 Maintenance 16 2 6 Anode 16 2 7 Descaling 16 2 8 Condensation 16 2 9 Spare parts 16 3 FOR THE USER 3 1 Instructions for use 17 3 1 1 Lighting the heater 17 3 1 2 Filling the heater 17 3 1 3 Commissioning 17 3 2 Operation 17 3 3 Shutting down 17 3 4 Maintenance 17 4 WHAT TO DO IN CASE OF FAILURE 4 1 Gener...

Страница 4: ...4 ...

Страница 5: ... cover The water heater has been fitted with three thermostats a control thermostat a high limit thermostat an overheating cut out The control thermostat is the thermostat by means of which the desired water temperature is set The high limit thermostat acts as a safeguard against excessive water temperatures at the top of the heater if as a result from a certain draining pattern frequently drainin...

Страница 6: ... SOF 75 390 SOF 75 470 SOF 70 700 A 1900 1900 1900 1900 1900 2025 B 685 685 685 640 640 765 C 585 585 585 605 605 745 D 705 705 705 705 705 705 E 150 200 200 200 200 250 F 1700 1700 1700 1630 1630 1770 G 1720 1720 1720 1650 1650 1785 1 Hot water outlet 2 Cold water inlet 3 Drain valve 4 Burner fixing flange 5 T P connection temperature and pressure valves 6 Inspection opening 7 Cleaning opening ...

Страница 7: ...7 Figure 2 Dimensions ...

Страница 8: ... flame length of the front mounted burner must be less than the diameter of the heater s combustion chamber This diameter is 510 mm for all heaters For the SOF 75 470 and SOF 70 700 a starting load of 120 kW at maximum according to EN 676 must be set Consult to this end the instruction manual of the front mounted burner used The air proving switch must be set in such a way that it cuts out before ...

Страница 9: ...nts litre 322 322 318 282 282 259 Number of anodes 2 2 2 3 3 4 Number of fire tubes 6 6 7 12 12 16 Cold water inlet ISO 7 Rp 1 ISO 7 Rp 1 ISO 7 Rp 1 ISO 7 Rp 1 ISO 7 Rp 1 ISO 7 Rp 1 Hot water outlet ISO 7 Rp 1 ISO 7 Rp 1 ISO 7 Rp 1 ISO 7 Rp 1 ISO 7 Rp 1 ISO 7 Rp 1 Drain valve 14 NPT 14 NPT 14 NPT 14 NPT 14 NPT 14 NPT Anode 14 NPT 14 NPT 14 NPT 14 NPT 14 NPT 14 NPT T P connection 1 11 5 NPT 1 11 5 ...

Страница 10: ...s not meet the requirements after the air valve has been set the latter must be readjusted 1 3 4 Setting the burner head The burner head is set as a function of the water heater s required flow rate During the commissioning of the water heater the position of the burner head must be set to the value stated in the table below Please also refer to the burner s instruction manual The setting of the b...

Страница 11: ...stallation These water heaters must be installed by a qualified competent installer in accordance with the following standards and regulations Gas safety installation and use regulations 1944 BS 5440 part 1 1990 BS 5440 part 2 1989 Installation should be carried out in accordance with all local authority and building regulations local water authority and fire regulations and the following British ...

Страница 12: ...apacity of greater volume than the hourly recovery rate of the water heater s which it supplies The minimum actual capacity is 50 gallons or 227 litres see figure 3 3 T P valve 4 Stop valve 5 Non return valve 6 Circulation pump 7 Shunt pump 9 Drain valve 11 Service valve 12 Temperature meter Figure 3 Typcial UK vented system 14 Hot water supply 17 Three way vent valve A Cold water B Hot water C Re...

Страница 13: ...current building regulations and BS 7206 should be used Installation should be carried out generally as shown on figure 4 1 Pressure limiting valve 3 T P valve 4 Stop valve 5 Non return valve 6 Circulation pump 7 Shunt pump 9 Drain valve 11 Service valve 12 Temperature meter 14 Hot water supply 15 Expansion valve 16 Expansion vessel A Cold water B Hot water C Return circulation Figure 4 Typical UK...

Страница 14: ...7 5 metres For pipes with an inside diameter exceeding 25 mm maximum dead leg 3 0 metres Depending on the length and insulation of the water piping and the water demand frequency it may be necessary to install a circulation system on the drain valve The return pipe of the circulation piping can be fitted on top of the drain valve after the selaing plug has been removed see figure 5 Figure 5 Connec...

Страница 15: ...erature control again as soon as the high limit thermostat is deactivated If the overheating cut out is activated it must be reset manually after the water has cooled down Upon resetting the water heater will resume its operation in the usual way 2 1 3 Flue gas exhaust For the SOF 85 220 and 70 700 the adapter ring supplied must be fitted prior to connecting the flue gas exhaust For the other mode...

Страница 16: ...rew the anodes with the appropriate spanner and replace with new anodes if required Attention the anodes must make contact with the tank metal on metal If the tank and the anodes are separated electrically as a result of the sealing material used the anode cannot function This could have a negative effect on the operating life of the tank 5 Assemble everything in reverse order 6 Fill the heater an...

Страница 17: ...he burner and keep it burning until the control ceases to supply voltage signals High water temperatures cause more calcium precipitation in the water heater Moreover the stand by losses of the water heater are greater with higher water temperatures Therefore it is recommended to set the control thermostat to approx 60 C For reasons of safety the water heater is equipped with a high limit thermost...

Страница 18: ...nnections connections screw thread Leakage from another water appliance Trace the cause or pipes in neighbourhood Please consult the front mounted burner s installation manual in the event of faults in the front mounted burner 4 WHAT TO DO IN CASE OF FAILURE 4 1 General If faults occur check the following points Overheat thermostat The water heaters are equipped with an overheating cut out which i...

Страница 19: ...stallation instructions f When anodes have been inspected and renewed if they are worn or erroded by 50 or more at any point of their length 5 4 Exclusions The guarantee will be null and void a If the water heater has been damaged by an external cause b In case of misuse neglect including frost damage or incorrect use of the water heater c In case of unauthorised alteration modification or repair ...

Страница 20: ...1 Running time counter SB Fault alarm Note If in the case of a Riello front mounted burner a running time counter H1 is connected by means of a cable longer than 3 m a 47 nF capacitor must be fitted bet ween B4 and earth to prevent EMI The same applies to the installation of a fault alarm SB in this case a 100 nF capacitor must be fitted between S3 and earth if the cable length exceeds 3 m 1 2 4 3...

Страница 21: ...21 Figure 9 Electrical diagram SOF IMD 0010 ...

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Страница 24: ...24 0305 692 R0 ...

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