GB
Dewy 30/50
HE WM
Installation and
servicing instructions
PLEASE LEAVE THIS INSTRUCTION
WITH THE USER
Страница 1: ...GB Dewy 30 50 HE WM Installation and servicing instructions PLEASE LEAVE THIS INSTRUCTION WITH THE USER...
Страница 2: ...ted 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 shou...
Страница 3: ......
Страница 4: ...dards of installation and commissioning of domestic heating and hot water systems in the UK and to encourage regular servicing to optimi se safety efficiency and performance Benchmark is managed and p...
Страница 5: ...ssary fill it via the special opening Complete the Benchmark checklist in the Use and maintenance section of this manual Please refer to commissioning instructions for filling in the checklist of this...
Страница 6: ...anual are provided to ensure proper installation and perfect operation of the appliance 1 DESCRIPTION OF THE BOILER 1 2 DIMENSIONS 100 152 70100 78 E U M R G 110 79 S3 C 156 90 865 600 60 100 222 450...
Страница 7: ...0 0 C H setting range C 20 80 Expansion vessel capacity l 10 Expansion vessel pressure bar 1 Gas consumption nominal minimum G20 m3 h 3 17 0 84 Gas consumption nominal minimum G31 kg h 2 33 0 62 D H W...
Страница 8: ...robe SB 24 Limit thermostat 85 C 25 Magnesium anode 26 Assembly template optional 27 Tundish 28 One way valve 29 Condensation drain trap 30 Flow switch 31 Air bleed valve 36 Pressure reducing valve 37...
Страница 9: ...ided air vent in the room or com partment in which the appliance is installed without any location restric tions other than the load bearing capacity of the wall where the appliance is to be sited con...
Страница 10: ...thin the system risking dam age to pump and valves boiler noise and circulation problems For optimum performance after instal lation this boiler and its associated cen tral heating system must be flus...
Страница 11: ...tted within 850 mm 34 in of a plastic or painted 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 under side of the painted surface The ai...
Страница 12: ...D H W double check iso lating valve See fig 2 5 a Once the green 1 bar led lights up close both isolating valves and disconnect the flexible hose from the D H W double check isolating valve Check for...
Страница 13: ...timer thermostat recommended for better room temperatu re control must be class II as specified by standard EN 60730 1 clean contact WARNING Applying mains voltage to the terminals of conector 3 will...
Страница 14: ...moke stat PB Tank pump PR Recirculation pump if fitted Note The room stat TA must be connected to the ter minals 5 6 CONNECTOR SPARE PART CODES J1 code 6299957 J2 code 6278613 J3 code 6299964 J4 code...
Страница 15: ...gh a window contact Anti bacterial 2 10 1 Installation The unit must be installed in the main living room For installation follow the assembly instructions inserted in the package At this point with t...
Страница 16: ...nute of the prescribed delivery temperature value sent in C is limited to the imposed value With the activation of the adaptation the pre set value transmitted to the boiler regulator is adapted to th...
Страница 17: ...ensor when parameter 64 1 0 internal sensor only active 0 external 100 internal 50 mean value of external internal sensor 100 external sensor only active The set mix is used for ambient control and di...
Страница 18: ...According to the type of gas for which the boiler is equipped the trimmer must be regulated so as to obtain a pressure of approx 3 mbar at the burner for methane gas and 7 mbar for propane gas G31 To...
Страница 19: ...for ignition failures to occur with conse quent activation of signal indicating that the control box has locked out Gas failure The control box runs through the cycle normally sending electric power...
Страница 20: ...rculator is not working NOTE If replacing the flow switch valve make sure that the arrow stamped on the valve points in the same direction as the flow of water 3 6 MAINS ELECTRICITY CONNECTION Use a s...
Страница 21: ...e boiler is equipped standard with the SIT 848 SIGMA gas valve fig 22 4 3 ADJUSTMENT OF HEAT OUTPUT FOR HEATING To adjust boiler heat output for heating pur poses i e modifying the setting made at the...
Страница 22: ...n the figure in mmH2O shown in the table 4 Close the gas capacity step 5 Drawing 6 to obtain the value in mmH2O shown in the table 5 Turn on a hot water tap to bring the boiler up to maxi mum hot wate...
Страница 23: ...e 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 4 7 R...
Страница 24: ...L INSTALLATIONS If required by the manufacturer record the following CO2 OR CO ppm OR CO CO2 Ratio The heating and hot water system complies with the appropriate Building Regulations Yes The boiler an...
Страница 25: ...e Energy Efficiency Checklist completed Yes No Engineer Name Company Name Telephone Number GAS SAFE REGISTER ID Number Comments Signature SERVICE 9 Date Energy Efficiency Checklist completed Yes No En...
Страница 26: ...alve and expansion valve been fitted and discharge tested Yes No The tundish and discharge pipework have been connected and terminated to Part G of the Building Regulations Yes Are all energy sources...
Страница 27: ...omments Signature SERVICE 3 Date Engineer Name Company Name Telephone Number Comments Signature SERVICE 4 Date Engineer Name Company Name Telephone Number Comments Signature SERVICE 5 Date Engineer Na...
Страница 28: ...Remove sealed chamber cover Disconnect 95 stat Unscrew stat from smoke chamber Refit in reverse order 5 8 90 limit stat dry pocket Turn off power supply Remove boiler cover Remove sealed chamber cover...
Страница 29: ...g drain vent Isolate water supply to boiler Drain cylinder Remove front panel If possible remove RHS panel Remove expansion vessel 5 2 Disconnect cylinder stat Disconnect all pipework from cylinder Di...
Страница 30: ...4 103 123 105 49 50 53 132 90 95 111 112 95 59 58 54 133 77 55 60 86 56 84 12 119 108 63 79 89 119 115 66 88 116 66 67 65 39 40 41 42 20 19 127 130 57 64 101 100 117 97 96 97 117 102 115 110 134 109 1...
Страница 31: ...AGE 30 32 33 31 14 DEWY HE 30 50 WM 129 G R M U E 8 2 1 126 3 5 114 4 6 28 38 27 36 24 25 23 35 37 13 29 34 7 1 139 116 83 116 139 116 138 115 128 82 120 11 9 10 22 137 3830011 158 DEWY HE 30 50 WM 11...
Страница 32: ...6273201 Guidelight 6 ways out 31 6230683 Main PCB with ignition 32 6201501 Trimmer spindle 5 33 6201502 Trimmer spindle 6 34 6201503 Selector spindle 35 2211610 Earth faston 36 6240703 Transformer 230...
Страница 33: ...ss 107 6227415 C H system return pipe 108 6268520 Connecting pipe 109 6168401 Locking nut for pipe 15 110 6100202 Ogive for pipe 15 111 6149309 Flow water switch 112 6131401 Microswitch for flowmeter...
Страница 34: ...COD TYPE DATE PAGE Recommended stock parts Componenti da tenere a scorta POSITION CODE DESCRIPTION MODEL NOTE 6233506 Fuse T1 6A 250V 8085606 90 elbow with take off points 8102110 Gasket and flange k...
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Страница 36: ...9 Documentation Dpt Sime Ltd 1a Blue Ridge Park Thunderhead Ridge Glasshoughton Castleford WF10 4UA Customer Service 0870 9911114 Sales 0870 9911116 Technical Support 0870 9911117 Main Fax 0870 991111...