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26

COD.   

TYPE

DATE

PAGE

3810009/505

DEWY 30/130 HE FS

31.10.2007

3/6

Summary of Contents for Dewy 30/130 HE FS

Page 1: ...GB Dewy 30 130 HE FS Installation and servicing instructions PLEASE LEAVE THIS INSTRUCTION WITH THE USER ...

Page 2: ... being trapped in the pipe the number of bends should be kept to a minimum Pipework must be angled down from the boiler with a fall of at least 2 5 The pipework must be supported at a distance of 0 5m for inclined runs and 1 0m for vertical runs Condensate traps Where the condensate drain is not sealed to the discharge connection a trap will be required The water seal should be 38mm or more for ex...

Page 3: ...se the pump coupled with the control panel if necessary to protect the electronic control card Purge the system bleeding off the air present in the gas pipe by operating the pressure relief valve on the gas valve inlet Check that the syphened drip is fully filled with water If necessary fill it via the special opening Please refer to commissioning instructions for filling in the log book Note All ...

Page 4: ... 117 62 S2 U C E 109 349 712 946 70 1109 1229 70 1349 140 300 300 828 846 Fig 1 SERVICE CLEARANCES ABOVE THE APPLIANCE CASING 300 mm AT THE R H S 300 mm AT THE L H S 300 mm IN FRONT OF THE APPLIANCE 700 mm CONNECTIONS R Zone 1 system return 3 4 UNI ISO 228 1 R1 Zone 2 system return optional 3 4 UNI ISO 228 1 R2 Zone 3 system return optional 3 4 UNI ISO 228 1 M2 Zone 3 system delivery optional 3 4 ...

Page 5: ... D H W tank capacity l 120 D H W expansion vessel l 4 D H W expansion vessel charge pressure bar 3 5 D H W tank heating time between 15 and 60 C min 18 7 Recuperation time between 25 and 55 C min 9 40 Recuperation time to raise 70 of volume to 60 C min 14 49 D H W expansion relief valve setting bar 6 Combined temperature pressure relief valve setting bar 7 Combined temperature pressure relief valv...

Page 6: ...B 17 Storage tank 120 liter 18 Magnesium anode 19 D H W safety valve 20 Filling loop optional cod 8091810 21 D H W expansion vessel 22 Water pressure transducer 23 Safety valve 24 Condensation water trap 25 Limit stat 85 C 26 100 C safety stat 27 System delivery manifold 28 System return manifold 29 Tundish 30 Pressure reducing valve 31 Single check valve 32 Expansion relief valve 33 Tundish expan...

Page 7: ...15 Ignition transformer 16 Measurement electrode 17 Primary exchanger 18 Ignition electrode 19 Control panel 20 Ventilator 21 Heating probe SM 22 100 C safety thermometer 23 Heating system safety valve 24 Water pressure transducer 25 Single acting valve 27 Hot water tank pump 28 Flow switch 31 Manual pressure relief valve 32 Boiler drain cock 33 Zone 2 heat pump optional 34 Zone 2 single acting va...

Page 8: ...r which the boiler is arranged 2 2 1 Connection of condensation water trap The drip board and its water trap must be connected to a civil drain through a pipe with a slope of at least 5 mm per metre to ensure drainage of condensation water The plastic pipes normally used for civil drains are the only type of pipe which is appropriate for conveying condensation to the building s sewer pipes 2 2 2 F...

Page 9: ...ernal filling loop ensure that the flexible hose is attached to both valves then open the C H isolating valve and then open the D H W double check isolating valve See fig 2 Once the green 1 bar led lights up close both isola ting valves and disconnect the flexible hose from the D H W double check isolating valve Check for leaks and free rotation of the circulating pumps The appliance can then be c...

Page 10: ...n of a plastic or paint ed gutter or 450 mm 18 in of painted eaves an aluminium shield at least 1 500 mm 59 in long must be fitted to the underside of the paint ed surface The air inlet outlet flue duct MUST NOT be closer than 25 mm 1 in to combustible material In certain weather conditions the terminal may emit a plume of steam This is normal but positions where this would cause a nuisance should...

Page 11: ... accessories Kit code 8089911 is supplied for this pur pose fig 9 2 8 ELECTRICAL CONNECTION Wiring external to the appliance must be in accordance with the current I E E Wiring regulations BS 7671 for electrical installa tion and any local regulations which apply Connection to the mains supply must facili tate complete electrical isolation of the appliance Either a 3A fused three pin plug and un s...

Page 12: ...rovide for property earthing of the appliance Always turn off the power supply before doing any work on the electrical panel 2 8 1 Room stat connection fig 12 pos A To gain access to the electronic board con nector 3 remove the control panel cover and connect the room stat to the terminals TA 5 6 after having removed the jumper The thermostat or timer thermostat recommended for better room tempera...

Page 13: ...il plants via a telephone line includes the model TEL 30 4 LANDIS STAEFA 2 8 3 External temperature sensor connection fig 12 pos C The cables must comply with low safety vol tage requirements of EN 60730 For lengths up to 25 m use cables of section 0 25 mm2 for longer lengths up to 50 m use cables of section 0 5 mm2 To gain access to boiler connector 3 remo ve the control panel cover and connect t...

Page 14: ...pera ture shift Switch on and switch off optimisation Rapid lowering ECO functions daily heating limiter auto matic summer winter switch over Controllable maximum delivery tempera ture limit specifically for floor plants Limitation of increase in pre set delivery temperature Anti freeze protection for buildings Hourly programming of the tank unit temperature on two levels comfort and reduced Domes...

Page 15: ...re set function disabled If the switch off time optimisation is active value 0 the Logica Remote Control modifies the pre set time until it finds the optimum switch off time 55 56 57 58 59 60 Antifreeze protection Pre set ambient temperature value Summer Winter switch over temperature Type of control 0 with ambient influence 1 without ambient influence Influence of ambient temperature Heating take...

Page 16: ...lue set with user parameter n 3 In the reduced areas of heating the temperature of the boiler unit is regulated to the value set with parameter n 61 of the service level 2 service disconnected 3 second daily programme 8 Every day of the week the temperature of the hot water is set according to programme 8 In this case there is a single programming for all the days of the week and three time zones ...

Page 17: ...ulated so as to obtain a pressure of approx 3 mbar at the burner for methane gas and 7 mbar for propane gas G31 To increase pressure turn the trimmer clockwise to reduce pressure turn the trimmer counterclockwise The slow ignition pressure level can be set during the first 3 seconds following burner ignition After setting the pressure level upon ignition STEP according to the type of gas check tha...

Page 18: ...dicated Flashing red led communication fault with Logica Remote Control Green led off if power is cut off Flashing red led water pressure is too low Flashing red led heating sensor fault SM Flashing red led plant safety valve tripped Red led on ignition blocked rotate selector CR OFF SUM WIN RESET to release position to restore operation Flashing red led safety smoke stat tripped Rotate selector C...

Page 19: ... of the valve coils having a break in the win ding so that the valve cannot open Ignition electrode fails to spark In the boiler only the gas to the burner is seen to open After 10 sec the war ning light indicating equipment lock out lights up This may be due to a break in the wire of the electrode or to the wire not properly fastened to the electric terminal of the control box No detection of fla...

Page 20: ...urve head at 350 l h for zone 1 180 mbar The same procedure may be applied to other zones to obtain Zone 2 350 l h 400 l h 750 l h As shown in the graph at the 800 l h curve head at 400 l h 160 mbar Zone 3 350 l h 400 l h 750 l h As shown in the graph at the 800 l y curve curve E head at 400 l h 160 mbar 3 6 SMOKE STAT To ensure an effective protection of the channel in polypropylene from smoke th...

Page 21: ...e gas and electricity supplies and close the D H W supply isolating valve to the applian ce Connect a hose to the D H W discharge cock See fig 2 2 a and feed to a suitable drain Open a hot water tap and then open the D H W discharge cock to drain the tank 4 2 GAS VALVE The boiler is equipped standard with the HONEYWELL VK 8115M gas valve fig 20 4 3 ADJUSTMENT OF HEAT OUTPUT FOR HEATING To adjust b...

Page 22: ... intake The gas consumptions refer to the calorific value at standard conditions at 15 C 1013 mbar Variable heat output Air p Gas consum 80 60 C 50 30 C 80 60 C 50 30 C G20 kW kW mm H2O mm H2O m3 h st 29 3 32 0 63 8 66 4 3 17 22 9 25 0 45 0 45 0 2 48 16 1 17 6 25 0 25 0 1 75 10 4 11 4 8 4 9 2 1 14 TABLE 4 b G31 Variable heat output Air p Gas consum 80 60 C 50 30 C 80 60 C 50 30 C G31 kW kW mm H2O ...

Page 23: ...E G31 boilers it is a good idea to check that the position of the GPL bridge on the control board is correct Diaphragm code 6028640 Drawing 7 is assembled on the Dewy 25 model functioning on PROPANE G31 only If the fan control board code 8260501 is replaced on Dewy models running on PROPANE G31 it is very important to remember to cut the specified resistance Drawing 8 B 2 1 Upon completion of the ...

Page 24: ... the instru ment panel Position side A of the brack et on the skirt side so that the instrument panel is hooked on the side in order to facilitate this operation 4 6 2 Chimney sweep function To carry out the verification of combustion in the boiler turn the selector and stop on the position until the orange led starts to flash intermittently fig 29 From that moment the boiler will start func tioni...

Page 25: ...be switched off by placing the selec tor on the OFF position then return the selector to the desired function ATTENTION After about 15 minutes the chimney sweep function automatically deactivates 23 SPIA GIALLA INTERMITTENTE Fig 26 FLASHING YELLOW LED ...

Page 26: ...24 5 EXPLODED VIEWS COD TYPE DATE PAGE 3810009 505 DEWY 30 130 HE FS 31 10 2007 1 6 ...

Page 27: ...25 COD TYPE DATE PAGE 3810009 505 DEWY 30 130 HE FS 31 10 2007 2 6 ...

Page 28: ...26 COD TYPE DATE PAGE 3810009 505 DEWY 30 130 HE FS 31 10 2007 3 6 ...

Page 29: ...34 2030226 Gasket Ø 10 2x14 8x2 35 6017210 Manual air vent 1 4 36 5183720 Rectang expansion vessel 10 l 3 8 M 37 6292901 Sealed chamber supporting bracket 38 6231351 Plunged sensor 39 6022010 Sensor gasket 40 6291900 C H return manifold 41 6291810 C H flow manifold 42 6297400 Tee joint M 1 2 x16 43 6040202 Pressure relief valve 1 2 3 bar 44 6073315 Expansion vessel fixing bracket 45 1010213 Conden...

Page 30: ...93202 Pipe conn low temp pump mixer valve 180 6146719 50 C safety stat 181 6297100 Grundfos UP 15 14 pump 182 6297300 Pipe conn recircul pump fixing jig 183 6297200 Pipe conn D H W tank recircul pump 184 6120501 Nipple 1 2 x1 2 OT 185 6078603 Non return valve 1 2 186 6017201 Air vent 1 4 187 6149850 Pipe connecting filling to tank 188 5199100 Filling Loop 189 6157627 H W supply tube conn 190 61576...

Page 31: ... 6278965 O ring ø 223x231x4 112 6278966 Glass fibre sealing cord Ø 6 113 6269004 Combustion chamber door insulation 114 6174808 Gasket for burner flange 115 6278963 Burner fixing screw 116 6278961 Comb chamber rear insul fixing screw 117 6278960 Comb chamber rear insul fixing plate 118 6120511 Nipple 3 4 x3 4 OT 119 6226601 Spring for heat exchanger connection 120 6163102 Gas valve flange c w bras...

Page 32: ...me Ltd 1a Blue Ridge Park Thunderhead Ridge Glasshoughton Castleford WF 10 4UA Tel 0870 9911114 Fax 0870 9911115 www sime ltd uk e mail enquiries sime ltd uk Importer and distributor for Ireland Hevac Ltd Muirfield Drive Naas Road Dublin 12 Tel 01 4191919 Fax 01 4584806 e mail info hevac ie ...

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