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INSTALLATION INSTRUCTIONS

2.5 DIGITECH 2

printed circuit board – SM30003

Technical characteristics

Adjustments possible by service personnel only

•

Standard (30/80°C) / reduced (25-40°C) central h eating temperature

•

Water hammer prevention function

•

Central Heating timer - (adjustable from 0 to 7,5 minutes)

•

Central Heating pump overrun timer

•

Minimum Gas pressure setting

•

Maximum Heating Load

•

Heating output rising time

User settings

•

On/Off

•

Heating Temperature setting (30-80°C) – (25-40°C)

•

Winter only mode

Operation/Functions display

•

Lock-Out

•

Water deficiency indicator

•

Temperature display

When the boiler is switched off at the switch on the control panel, the word OFF appears on the

display. The central heating frost protection system, nevertheless, remain enabled. If the boiler was
previously on, it is switched off and the post-ventilation protection functions is enabled.

The remote control, where fitted, remains active and illuminated.

2.6 Control panel

LEGEND

1. ON/OFF BUTTON

2. HEATING TEMPERATURE CONTROL KNOB

3. NOT OPERATIVE KNOB.

4. OUTSIDE TEMPERATURE DISPLAY (ONLY IF

OPTIONAL OUTDOOR SENSOR IS FITTED).

5. SERVICE BUTTON.

6. WINTER MODE SELECTION BUTTON.

7. TERMINAL BOARD FOR EXTERNAL WIRING.

8. TEMPERATURE, ERROR CODE AND

OPERATING STATUS DISPLAY .

9. TIME CLOCK (optional)

Содержание RK 18

Страница 1: ...ance instructions CE 0694 RK 18_25 OV RAD ING MAN INST 1104A DIGITECH 2 REGNO UNITO EXTRAHEAT CBD Technical specification RADIANT BRUCIATORI S p A Montelabbate PU ITALY ENGLISH Instruction Manual for...

Страница 2: ......

Страница 3: ...ter connection 15 3 8 Condensate drain 16 3 9 Gas connection 17 3 10Electrical connections 18 3 11Flue connections 20 4 Commissioning the appliance authorised personnel 4 1 General warnings 26 4 2 Fil...

Страница 4: ...lation operation and maintenance manual forms an integral and essential part of the product and must be kept near the appliance always The warnings contained in this chapter have been written for the...

Страница 5: ...gas leaks Prior to start up the central heating pipes should be flushed to remove any residues that could compromise the operation of the appliance The appliance can be regarded as being electrically...

Страница 6: ...highly functional unit that is easy to install and simple to operate In its simplicity the wall mounted appliance is equipped with all the appropriate accessories required to make it a fully independ...

Страница 7: ...ure heating bar 3 Min working pressure heating bar 0 3 Dimensions Boiler casing size Width mm 410 Height mm 730 Depth mm 290 Weight net kg 31 33 Hydraulic connections Central Heating Flow connection m...

Страница 8: ...Pr 2 51 2 43 2 20 2 10 Flue gas temperature 50 30 C Pn C 50 8 53 Flue gas temperature 80 60 C Pn C 71 65 Flue Mass 50 30 C Pn Pr Kg h 29 95 6 65 42 50 15 30 Flue Mass 80 60 C Pn Pr Kg h 28 32 6 49 39...

Страница 9: ...INSTALLATION INSTRUCTIONS 6 HF HR 410 730 290 G 107 199 41 164 149 50 51 131 2 2 Dimensions LEGEND HR HEATING RETURN mm 22 HF HEATING FLOW mm 22 G GAS mm 15...

Страница 10: ...END 1 SAFETY THERMO FUSE 2 PREMIX BURNER UNIT GAS MANIFOLD BURNER 3 IGNITION ELECTRODE 4 HEATING SAFETY THERMOSTAT 5 HEATING SENSOR 6 ELECTRONIC MODULATING FAN 7 CONDENSATE PIPE 8 CONDENSATE TRAP 9 IO...

Страница 11: ...XCHANGER CONDENSATE DRAIN PIPE 4 IONISATION ELECTRODE 5 IGNITION ELECTRODE 6 FAN 7 VENTURI 8 IGNITION TRANSFORMER 9 ELECTRONIC GAS VALVE 10 HEATING SAFETY THERMOSTAT 11 HEATING SENSOR 12 FLUE HOOD 13...

Страница 12: ...eficiency indicator Temperature display When the boiler is switched off at the switch on the control panel the word OFF appears on the display The central heating frost protection system nevertheless...

Страница 13: ...and 3 rd family gases BS 5449 Forced circulation hot water systems BS 6700 Installation of cold water supplies for domestic purposes 1st 2nd and 3 rd family gases BS 6798 Installation of gas fired ho...

Страница 14: ...are fully recyclable It is recommended that the packing material is only removed prior to installing the boiler The manufacturer will not be held responsible for damage caused by incorrect storage of...

Страница 15: ...sary clearances indicated in figure 1 are respected To make the installation easier the boiler is supplied with a template to enable the pipe connections to be positioned prior to fixing the appliance...

Страница 16: ...and flushing agents descalers should be suitable for all system metals They should be British Standars and Water Council approved Non acidity or alkalinity is desirable h For installations that inclu...

Страница 17: ...for GB or I S 813 for I E must be fitted to the system by means of a connection close to the inlet side of the circulating pump in accordance with the manufacturers instructions the connecting pipe be...

Страница 18: ...its in the primary heat exchanger the mains supply water to the heating circuit must be treated according to the requirements of local standards This treatment is indispensable in the case where the c...

Страница 19: ...insulated to protect against frost It is also recommended that the pipe diameter is increased to 32mm 8 If the boiler is fitted in an unheated location the entire condensate discharge pipe should be...

Страница 20: ...must be a minimum of a 22 mm diameter pipe with an uninterrupted supply from meter to boiler and comply with current standards and regulations Check the internal and external seals of the gas supply s...

Страница 21: ...connection to the mains electricity supply must be via a single pole switch with at least 3 millimetres gap between open contacts mounted upstream of the appliance Make sure that the positions of the...

Страница 22: ...B as follows Connect the earth wire normally coloured green yellow to the terminal marked with the earth symbol Connect the neutral wire normally coloured blue to the terminal marked with the letter N...

Страница 23: ...minal is fitted less than 2m 6 6ft above a balcony above ground or above a flat roof to which people have access the terminal MUST be protected by a purpose designed guard Where the terminal is fitted...

Страница 24: ...can be terminated directly to the outside or can be connected to a suitable plume management system MAXIMUM FLUE LENGTH 6 m The maximum flue length linear equivalent is obtained by totalling the lengt...

Страница 25: ...minated directly to the outside or can be connected to a suitable plume management system MAXIMUM FLUE LENGTH RK 18 OV 12 m RK 25 OV 10 m The maximum flue length linear equivalent is obtained by total...

Страница 26: ...inear equivalent is obtained by summing the length of linear pipe and the equivalent lengths of each bend fitted The linear equivalent is intended as being the total length of the duct exhaust dischar...

Страница 27: ...r duct discharges the exhaust fumes MAXIMUM FLUE LENGTH 6 m The maximum flue length linear equivalent is obtained by totalling the length of linear pipe and the equivalent lengths of each bend fitted...

Страница 28: ...ir while the 80 plastic inner duct discharges the exhaust fumes MAXIMUM FLUE LENGTH RK 18 OV 12 m RK 25 OV 10 m The maximum flue length linear equivalent is obtained by totalling the length of linear...

Страница 29: ...te 230 V 50 Hz and that the live neutral and earth wires are connected properly Also make sure that the earth connection is sound Check the seals on the gas supply pipe from the mains and make sure th...

Страница 30: ...filling operation is carried out as follows see fig 1 Remove plug T and fill the trap S three quarters full with water Replace plug T and connect the drainpipe P into a condensate discharge trap confo...

Страница 31: ...er to eliminate all the air from the pipes To repeat the operation wait approximately three minutes before re attempting to light the boiler To reset the boiler Switch off switch 1 see 2 7 Control Pan...

Страница 32: ...01 default 02 03 04 00 0sec 01 50 sec 02 100 sec 03 200 sec 04 400 sec P05 Water hammer prevention function not applicable 00 01 00 Off 01 On P06 D H W priority function not applicable 00 01 00 Off 0...

Страница 33: ...eping buttons and pressed Wait for P 00 to appear on the display 3 Release buttons and 4 Keep button S pressed and use button to select the parameter to modify 5 Release button S then re press and rel...

Страница 34: ...will appear on the display 8 Switch off the appliance and switch it back on again to render the new parameter operative PARAMETER P02 SELECTS THE TYPE OF GAS 6 Use buttons and to modify the value of t...

Страница 35: ...0 seconds 03 200 seconds 04 400 seconds 7 Press and release button S to confirm The parameter number P04 will appear on the display 8 Switch off the appliance and switch it back on again to render the...

Страница 36: ...e and switch it back on again to render the new parameter operative PARAMETER P08 CENTRAL HEATING PUMP OVERRUN TIMER 6 Use buttons and to modify the value of the parameter within the prescribed limits...

Страница 37: ...e parameter number P12 will appear on the display 8 Switch off the appliance and switch it back on again to render the new parameter operative PARAMETER P13 MAXIMUM FAN SPEED SETTING CENTRAL HEATING 6...

Страница 38: ...back on again to render the new parameter operative PARAMETER P16 TELEPHONE CONTROL ACTIVATION 6 If a telephone interface is installed enable the board by setting parameter P16 at 01 7 Press and rele...

Страница 39: ...Gas G 31 10 1 Table no 2 Frequency Gas type Minimum Hz Maximum Hz Natural gas G20 38 145 Liquid Butan Gas G 30 43 135 Liquid Propane Gas G 31 50 143 Table no 3 Gas data table NATURAL GAS G20 LIQUID B...

Страница 40: ...iquid Propane Gas G 31 60 149 Table no 3 Gas data table NATURAL GAS G20 LIQUID BUTANE GAS G30 LIQUID PROPANE GAS G31 Indice di Wobbe inferiore 15 C 1013 mbar MJ Nm3 45 67 80 58 70 69 Pressione nominal...

Страница 41: ...Conversion is performed as follows Select the new gas type by changing parameter no P02 see Parameters table 5 2 Unscrew the aluminium plug and insert the analyser in the exhaust sampling point PF see...

Страница 42: ...if necessary proceed in line with section Commissioning the boiler Remove and clean any oxidation from the burner Check that the seal of the room sealed chamber is undamaged and positioned correctly...

Страница 43: ...the left and right control panel support brackets see fig 5 and pull them outwards at the same time rotating the panel downwards Unscrew the four fixing screws see fig 6 and remove the panel back piec...

Страница 44: ...responsible for damage to any of the boiler s components caused by non compliance with this instruction For all maintenance operations requiring removal of the boiler casing refer to the procedures d...

Страница 45: ...altering their positions with respect to the burner Clean the burner cylinder using a non metal brush and without damaging the ceramic fibre Check the integrity of the washer on the cover of the burn...

Страница 46: ...stances between the electrodes and the burner are respected to avoid a boiler malfunction Safety thermostat see fig 2 Disconnect the connecting wire Unscrew the fixing screws and remove the thermostat...

Страница 47: ...plies and carry out gas soundness test Electric fan see fig 2 Remove and dismantle the entire burner unit see 6 6 1 Cleaning the burner unit Use an 8 mm spanner to unscrew the four nuts securing the e...

Страница 48: ...turn pipes Remove the support brackets and pull out the heat exchanger Remove the regulation sensor from the old heat exchanger and refit it together with the two condensate drainpipes to the new one...

Страница 49: ...d re assemble the components following the above procedure in reverse order Switch on the electricity water and gas supplies and regulate the boiler see 5 3 Gas data The preset parameters of the print...

Страница 50: ...rown light blue brown light blue orange red light blue light blue Relay black black VG PRINTED CIRCUIT BOARD DIGITECH 2 SM30003 COD 40 00016 N L M11 light blue brown M11 Legend IG Main Switch TS Safet...

Страница 51: ...j THERMOSTAT CABLE DISCONNECTED i REPLACE PART j CHECK THE WIRING E03 FLUE SAFETY THERMOFUSE k THERMOFUSE BROKEN l THERMOSTAT CABLE DISCONNECTED m THERMOFUSE LOCK OUT HIGH FLUE TEMPERATURE k REPLACE...

Страница 52: ...tion Pressing the boiler off button deactivates the function The Flue test function operates the boiler at the maximum heating pressure for 15 minutes without any modulation The function is useful for...

Страница 53: ...ONDENSING EXCHANGER 4 1 CBD COMPLETE 35031LA IGNITION ELECTRODE 35032LA IONISATION ELECTRODE 36067LA ELECTRONIC GAS VALVE 36068LA VENTURI 37032LA FAN PX128 203 40 00016 PRINTED CIRCUIT BOARD DIGITECH...

Страница 54: ......

Страница 55: ......

Страница 56: ...N PURPOSES ONLY AND ARE NOT BINDING THE COMPANY RESERVES THE RIGHT TO APPLY VARIATIONS WITHOUT PRIOR NOTIFICATION NEITHER WILL THE COMPANY BE HELD RESPONSIBLE FOR ANY INACCURACIES IN THIS HANDBOOK DER...

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