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INDEX 

 
 

INSTALLATION INSTRUCTIONS AND WARNINGS 

page  

INSTALLATION REQUIREMENTS 

page 

TECHNICAL DATA 

page 

OVERALL DIMENSIONS - EXHAUST FLUE SYSTEM 

page 

GENERAL INSTALLATION REQUIREMENTS 

page 

BOILER INSTALLATION 

page 

ELECTRICAL CONNECTIONS 

page 

8;16-17 

BOILER CONTROL PANEL 

page 

STARTING UP THE BOILER FOR THE FIRST TIME 

page 

BOILER ADJUSTMENTS 

page 

11 

MULTIGAS OPERATION 

page 

12 

REGULATING THE GAS PRESSURE 

page 

13 

TECHNICAL DATA 

page 

14 

MAIN COMPONENTS 

page 

15 

MAINTENANCE  

page 18 

UNPACKING 

page 18 

FAULT FINDING CHART 

page 

19 

SHORT LIST OF COMPONENTS 

page 

20 

 

 

Summary of Contents for RMAS 21 E

Page 1: ...fication RADIANT BRUCIATORI S p A Montelabbate PU ITALY By Technical Department INSTALLATION AND MAINTENANCE MANUAL FOR GAS FIRED WALL HUNG BOILERS WITH DOMESTIC HOT WATER STORAGE CYLINDER Low NOx Mod...

Page 2: ......

Page 3: ...S page 4 BOILER INSTALLATION page 6 ELECTRICAL CONNECTIONS page 8 16 17 BOILER CONTROL PANEL page 9 STARTING UP THE BOILER FOR THE FIRST TIME page 9 BOILER ADJUSTMENTS page 11 MULTIGAS OPERATION page...

Page 4: ...pped with an expansion vessel 2 WARNINGS REGARDING INSTALLATION Warranty expires 12 months from date of installation and in all cases no later than 18 months from date of construction First start up m...

Page 5: ...ating bar 3 Min working pressure heating bar 0 3 Expansion vessel capacity initial pressure 1 bar Litres 8 Hot stored water max temperature C 60 Continuous hot water drawing with t 30 Litres h 720 Max...

Page 6: ...aust into a flue duct and the air intake directly from an external wall To insert a bend reduce total flue length by 1 5 m R RETURN G GAS C HOT WATER OUTLET F COLD WATER INLET A HEATING FLOW NOTE USE...

Page 7: ...ith BS6891 1988 Pipework that supplies the boiler must be a 22 mm ininterrupted supply from meter to the isolation cock of the boiler The complete installation must be tested for soundness as describe...

Page 8: ...egion consulted Where the lowest part of the terminal 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 pur...

Page 9: ...bracket and the JIG 4 Make connections to the hot and cold water supply to the gas pipe and to the heating system with the fittings supplied with the boiler JIG Connect pipes and valves as shown in th...

Page 10: ...or and 4 C Hot water sensor and protects the boiler down to 2 C external temperature To protect the internal Radiators a room thermostat or remote control must be fitted NOTE The frost system will onl...

Page 11: ...th the earth symbol see fig 3 connect the blue wire to the terminal marked with the letter N connect the brown wire to the terminal marked with the letter L CONNECTION OF ROOM THERMOSTAT NOTE use low...

Page 12: ...en the gas cock and check the gas seals making sure the counter shows no sign of leaks in any case double check by using a soapy solution and eliminate all eventual leaks The checking procedure for th...

Page 13: ...ot water tap and check that the maximum pressure is equal to that stated on the plate to check the minimum undo one wire from the modulator coil and check on the gauge that the minimum pressure is equ...

Page 14: ...er for any adjustments Turn clockwise to increase gas pressure to the burner at start up by setting the trimmer to maximum calibration pressure of modulator see page 16 Turn counter clockwise to decre...

Page 15: ...the spring once this has been done reassemble everything e move the jumper on the circuit board to suit the type of gas fig 4 f on boilers with pilot flame ignition the pilot flame jet 6 fig 3 must be...

Page 16: ...clips 2 Fig C Slide out the coil 1 located above the gas valve Fig D Tighten plastic screw 3 by turning it clockwise be careful not to break it Fig E Use a no 17 spanner to undo the lock nut 5 which...

Page 17: ...nk One advantage of this system is the amount of water immediately available thanks to the large exchanger surface of the coil inside the boiler which allows different services to be used simultaneous...

Page 18: ...l in the following cases if a two way zone valve is installed if thermostat valves are installed in the radiators To adjust the by pass proceed as follows see fig 2 pos A fit the screwdriver to the pl...

Page 19: ...LED5 C6 C7 RS1 R58 R22 R21 4 2 1 3 15 14 22 LED2 LED1 LED3 LED4 RAVI II R31 42 R18 R17 yellow blue R48 FA1 C20 R49 R23 R24 R47 C19 C21 red brown R39 C9 M9 R62 R61 R57 J16 R38 C5 J20 R37 41 R16 C14 IC...

Page 20: ...SAN RLA T RIS 50 49 51 MAX RIS 60 53 55 54 RVB 40 30 57 56 50 58 RV 80 70 17 23 19 24 18 22 12 13 12 11 EA 8 ER 6 RPA P 15 PTC2 14 5 20 21 V RVA 16 2 1 3 7 4 PA VD NET FILTER IG R CY CY CX N L AIR PRE...

Page 21: ...rate and temperature When dismantling the boiler casing be careful when removing the side panels after having removed the front panel the front panel is removed by undoing the lower and front fixing...

Page 22: ...q replace it r change over polarity s make earth connection t fit conversion kit 4 Boiler on temperature rises rapidly and extinguishes flame light 2 fig 1 on u circulation pump burned out or blocked...

Page 23: ...SSURE SWITCH 1 8 15 96008LA 3 BAR PRESSURE RELIEF VALVE 1 2 16 96026LA D H W CYLINDER TEMPERATURE 90 PRESSURE 7BAR SAFETY VALVE 17 20030LA INSULATED 25 LT STORAGE CYLINDER 18 95006LA 10 LT EXPANSION T...

Page 24: ...1329 828555 All descriptions and illustrations contained in this leaflet have been carefully prepared but we reserve the right to make changes and improvements in our products whitch may affect the ac...

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