QHT Riva Installation, Operation And Service Instructions Download

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Summary of Contents for Riva

Page 1: ...g Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you can not reach your gas supplier call the fire department Installation and service must be per...

Page 2: ......

Page 3: ...s successfully as those we specify The installing contractor is the best judge of a system s specific requirements as well as the local availability of certain makes and models of controls and accesso...

Page 4: ...9 1 20 Fitting the Flue System 9 2 20 Choice of Flue 9 3 21 26 Pipe Connections 10 27 Gas Pipe Connections 11 28 Electrical Connections Wiring 12 29 31 Power Connection 12 1 29 Connection to the Elec...

Page 5: ...cement 15 8 41 Checking the Flue System and Comb 15 9 42 Instructing the User 15 10 42 Gas Conversion 16 43 Annual Maintenance 17 44 45 Warnings 17 1 44 Dismantelling the External Panels 17 2 44 Empty...

Page 6: ...e in your building Immediately call your gas supplier from a neighbor s phone Follow the gas supplier s instructions If you can not reach your gas supplier call the fire department Installation and se...

Page 7: ...sed with those of influenza and the highest incidence of poisoning occurs at the onset of cold weather or during flu season A victim may not experience any symptoms only one symptom or a few symptoms...

Page 8: ...a clean and free of all fire hazards Please read the literature and warranty supplied by the manufacturers of the various accessory equipment This equipment is warranted by the respective manufacturer...

Page 9: ...protection contains an integral frost protection system to prevent frost damage which can occur in areas susceptible to very cold weather conditions Boiler operation recognition system should the boil...

Page 10: ...on Natural inwc 0 8 5 3 2 4 Propane inwc 1 4 9 0 5 2 FLUE DESIGN Minimum Venturi pressure inwc 0 64 Flue pipe diameter Coaxial in 2 25 4 3 25 5 Twin split pipes in 3 25 3 25 Nominal heat flow rate 0 2...

Page 11: ...points 13 Safety thermostat 14 Modulation operator 15 Gas valve outlet pres Test point 16 Gas valve inlet pres Test point 17 Central heating expansion vessel 18 Central heating temp Probe NTC 19 Centr...

Page 12: ...29 30 28 17 19 22 20 5 21 14 4 Internal Piping Parts List Note Pressure Relief Valve 19 should be piped to a drain or to the floor as close as possible to a drain This diagram is a graphical represen...

Page 13: ...nal controls terminal block Electric supply terminal block Fan Safety Thermostat Air Pressure Switch Ignition Electrodes Flame Detection Electrode bn brown bu blue bk black wh white rd red gy grey ye...

Page 14: ...RIVA HEAT ONLY MANUAL REV B 14 5 1 Sequence of Operation...

Page 15: ...d be two louvers place each within 12 of the ceiling and floor respectively Each vent will have a free area of 54 square inches Outside Air Opening Air Opening Each opening free area 1 sq inch per 2 0...

Page 16: ...e gasses are not directed to jeopardize people overheat combustible structures materials or enter buildings 6 Minimum of 4 feet horizontal clearance from electric meters gas meters regulators and reli...

Page 17: ...emplate to the wall in the chosen location Be sure to level the template 2 Pre drill two holes in the center of the oval slots on the mounting bracket sized for the hardware being used 3 Mount the bra...

Page 18: ...o blockage or restriction leakage corrosion and other deficiencies which could cause an unsafe condition C insofar as is practical close all building doors and windows and all doors between the space...

Page 19: ...strict compliance with the manufacturer s instructions A copy of the installation instructions shall remain with the appliance or equipment at the completion of the installation 4 A metal or plastic i...

Page 20: ...nding on the final flue pipe length an alternative restrictor may be required Refer to the tables 9 1 for proper restrictor ring sizing Figure 9 1 Coaxial 2 5 4 0 Restrictor Size From 1 65 to 3 30 ft...

Page 21: ...ns This flue system can only be used to discharge horizontally it is not designed to enable termination in the vertical plane Installation Drill hole A on the wall template through the outside wall th...

Page 22: ...issible lenght of either pipe must be reduced by 3 0 ft or 5 4 ft respectively The sum of the lenghts of the two horizontal part must be less than 131 ft Installation Drill holes B C on the wall templ...

Page 23: ...When utilizing this option see page 14 for room ventilation details Installation Drill holes B C on the wall template through the outside wall that is less than 18 thick Cut the pipe as necessary so...

Page 24: ...rmissible length of either pipe must be reduced by 3 0 ft or 5 4 ft respectively Note When utilizing this option see page 14 for room ventilation details Installation Drill hole C on the wall template...

Page 25: ...of the two horizontal parts must be less than 49 feet Installation Drill holes B C on the wall template through the outside wall that is less than 18 thick Cut the pipes as necessary so that no more...

Page 26: ...offset the flue route Each additional elbow reduces the overall acceptable length of the flue system as follows 45 reduce length by 1 6 ft 90 reduce length by 3 2 ft Installation Drill hole through th...

Page 27: ...PRV discharge copper pipe Installation Remove the protective caps off boiler connections Figure 10 1 Thoroughly clean the connections Attach the supplied components to the boiler connections see Figur...

Page 28: ...off to be a tee handled gas cock Locate a drop pipe adjacent to but not in front of the boiler Locate a tee F in the drop pipe at the same elevation as the gas inlet connection to the boiler Extend th...

Page 29: ...und in accordance with the requirements of the authority having jurisdiction or in the absence of such requirements with the National Electrical Code ANSI NFPA 70 and or the Canadian Electrical Code P...

Page 30: ...ock situated next to the control panel 1 2 L N 3 To fused spur isolation switch Power supply terminal block External controls terminal block J 120 VAC Control Terminal Block Figure 12 8 When connectin...

Page 31: ...rol Terminal Block 1 L N 3 V T Zone Valve Room Thermostat Figure 12 11 Connect the micro switch of the zone valve to terminals 1 and 3 as shown in figure 12 11 Connect the zone valve switch to the roo...

Page 32: ...the graph above If the internal circulator is adequate direct system piping can be utilized See section 4 page 12 for suggested direct supply return piping If the internal circulator is inadequate a s...

Page 33: ...external circulator that is installed In most circumstances 1 piping will be the best choice When the boiler is piped in this way the external circulator will not have any hydraulic effect on the Riv...

Page 34: ...ONLY MANUAL REV B 34 14 1 Primary Secondary Piping All external piping components are to be supplied by the installer It is very important to use an hydraulic separator before secondary circulators 1...

Page 35: ...L REV B 35 14 2 Primary Secondary Piping with Zone Valves All external piping components are to be supplied by the installer It is very important to use an hydraulic separator before secondary circula...

Page 36: ...RIVA HEAT ONLY MANUAL REV B 36 14 3 Manifold Piping with Zone Valves or Circulators shown conn to radiators All external piping components are to be supplied by the installer 14 Piping Cont...

Page 37: ...undness and remedy any leaks discovered Cold flush the system to remove any loose particles and any system debris before starting the boiler for the first time Reassemble the front panel of the case R...

Page 38: ...tch on the boiler Check the maximum gas pressure and compare the value on the gauge with the value indicated in the Section 2 on page 10 gas pressures at the burner Check the maximum gas flow at the g...

Page 39: ...til you obtain the required pressure by rotating clockwise the pressure increases Turn the boiler off and disconnect one of the two connectors E in Fig 15 5 Start the boiler and rotate the minimum gas...

Page 40: ...e 15 9 Adjust the gas pressure at the injectors to the value indicated in the tables of section 2 By rotating the device clockwise the pressure increases After the adjustment operations bring the sele...

Page 41: ...ss labels supplied are placed on the boiler as shown in Figure 15 10 All the labels supplied with the boiler are numbered for reference According to Figure 15 10 place all the labels on the boiler Use...

Page 42: ...ce switch and the boiler on off switch Explain the proper use and adjustment of all system controls this will ensure the greatest possible safety and fuel economy Explain the function and use of the f...

Page 43: ...rvice panel figure 16 2 D D D Figure 16 2 Set correctly the dip switch 2 to the correct position Fig 16 3 in accordance with the following table Gas supply Position of the switch 2 Natural gas On L P...

Page 44: ...Side Panels Loosen the screws B Figure 17 2 Bring the bottom of the panels away from the boiler and lift them freeing them from the top hooks A A Figure 17 1 B B C C B B Figure 17 2 17 3 Emptying the...

Page 45: ...flue Have the integrity of the flue outlet pipe 24 on page 12 air intake pipe 25 on page 12 checked periodically the venturi device 23 on page 12 cleaned and the efficiency of the flue safety circuit...

Page 46: ...D Separate flue vent pipe E Separate vent sealing gaskets F Separate vent 90 degree elbows G Boiler vent adapter hardware H Separate flue intake pipe I Separate flue intake boiler adapter J Separate f...

Page 47: ...intake pipe B Coaxial termination pipe C Coaxial union clamp D Coaxial union gasket E Coaxial exhaust gasket F Coaxial boiler adapter gasket G Coaxial boiler adapter H Coaxial boiler adapter hardware...

Page 48: ...ation collar hardware E Roof venting exhaust gasket F Roof venting exhaust adapter G Roof venting intake adapter H Roof venting intake gasket I Roof venting boiler adapter exhaust gasket J Roof ventin...

Page 49: ...RIVA HEAT ONLY MANUAL REV B 49...

Page 50: ...__________________________________ Performance Tests GROSS STACK TEMPERATURE __________________ ROOM TEMPERATURE AMBIENT ________________ NET STACK TEMPERATURE _____________________ CO2 ______________...

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