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Biasi M135.30CM Installation & Operation Instructions Download Page 33

RIVA PLUS COMBI MANUAL 

33

Primary – Secondary Piping with Zone Valves:

14.2 

All external piping components are to be supplied by the installer.
It is very important to use a hydraulic separator before secondary circulators.

Figure 14.4 

14. Piping  Cont.

Summary of Contents for M135.30CM

Page 1: ...ght any appliance Do not touch any electric switch do not use any phone in your building Immediately call your gas supplier from a neighbor s phone Fol low the gas supplier s instructions If you can not reach your gas supplier call the fire department Installation and service must be performed by a qualified installer service agency or the gas supplier WARNING If the information in this manual is ...

Page 2: ...c cessfully 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 accessories The preceding does not apply however to the equipment that comes with every boiler such as the overheat control and pressure relief valves The installation of the spe cific devices supplied with eve...

Page 3: ...ation 7 15 Mounting Bracket 8 16 Venting 9 17 24 Restrictor Sizing 9 1 18 Fitting the Flue System 9 2 18 Choice of Flue 9 3 19 24 Pipe Connections 10 25 Gas Pipe Connections 11 26 Electrical Connections Wiring 12 27 29 Power Connection 12 1 27 Connection to the Electricity Supply 12 2 27 Room Thermostat Connection 12 3 28 Relay Panel Control Connection 12 4 28 Zone Valve Microswitch Connection 12 ...

Page 4: ...t 15 7 38 Labels Placement 15 8 38 Checking the Flue System and Comb 15 9 39 Instructing the User 15 10 40 Gas Conversion 16 41 Annual Maintenance 17 42 44 Warnings 17 1 42 Dismantelling the External Panels 17 2 42 Emptying the C h System 17 3 42 Emptying the D h w circuit 17 4 43 Cleanig the Burner 17 5 43 Checking the combustion fan 17 6 43 Checking the Flue 17 7 43 Checking the press in the exp...

Page 5: ... be performed by a qualified installer ser vice agency or the gas supplier WARNING If the information in this manual is not followed exactly a fire or explosion may result causing property dam age personal injury or loss of life DANGER Caution Do not store or use flammable materials chemicals or flammable liquids especially gasoline in the vicinity of this heating appliance Caution Should overheat...

Page 6: ...ten confused 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 Suspect the presence of carbon monoxide if symptoms tend to disappear when you leave your home The following signs may indicate the presence of carbon monoxide Hot gasses from appliance venti...

Page 7: ...clean and free of all fire hazards Please read the literature and warranties supplied by the manufacturers of the various accessory equipment This equipment is warranted by the respective manufacturers not by Quincy Hydronic Technologies Inc Each piece of equipment must be installed and used according to the recommendations of the manufacturer Codes and Regulations Installation of the boiler and r...

Page 8: ...ains an integral frost protection system to prevent frost dam age which can occur in areas susceptible to very cold weather conditions Boiler operation recognition system should the boiler not be used for longer than 24 hours it then performs a con trolled system test to ensuring the motor ized components within the boiler do not become inoperable due to lack of use Gas valve modulation the gas in...

Page 9: ... 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 2000ft MBH 116 0 Nominal heat flow rate 2000 4500ft MBH 110 2 Min Exhaust temperature F 130 Max Exhaust temperature F 195 GAS FLOW RATE Gas Min Max Natural ft h 48 7 115 1 Propane lb h 2 2 5 2 CLEARANCE TO COMBUSTIBLES Front in 18 Back in 0 Top in 8 Sides in 2 Bottom in 8 Flue pip...

Page 10: ...18 Central heating temp Probe NTC 19 Central heating pressure relief valve 20 Primary circuit flow switch 21 Main circuit drain cock 22 By pass valve 23 Three way diverter valve 24 Venturi device 25 Flue outlet pipe 26 Air Intake Pipe 27 Control panel 28 Safety thermostat probe 29 Pressure reducing automatic fill valve 30 Backflow preventer 31 Gas supply line cock 32 Water supply inlet cock 33 Con...

Page 11: ...ernal Piping Parts List 4 33 10 30 29 31 32 41 40 37 39 38 36 28 22 21 19 18 25 26 35 23 34 15 16 14 17 4 6 5 7 3 24 9 11 20 1 Note Pressure Relief Valve 19 should be piped to a drain or to the floor as lose as pos sible to a drain ...

Page 12: ...h bu rd wh bu rd rd External controls temninal block Electric supply terminal block Flue thermostat Air pressure switch Safety thermostat Ignition electrodes Flame detection electrode Fan Primary circuit flow switch Pump Gas valve D h w flow switch D h w NTC Three way diverter valve C h temperature probe NTC bk black bn brown bu blue gnye green yellow gy grey rd red wh white ye yellow Caution Labe...

Page 13: ...RIVA PLUS COMBI MANUAL 13 5 Electric Diagrams Cont 5 1 Sequence of Operation ...

Page 14: ...ers installed There should be two louvers place each within 12 of the ceiling and floor respectively Each vent will have a free area of 54 square inches 3 0 i n 2 0 in 10 0 i n 2 0 in CLOSET INST ALLATION MINIMUM PERMANANT CLEARANCE FRONTVIEW SIDE VIEW CLOSET INST ALLATION CLOSET INST ALLATION SERVICECLEARANCE 1 8 0 in 31 6 in 8 0 in 1 5 8 in 15 2 in Figure 6 2 Outside Air Opening Air Opening Each...

Page 15: ...dow or gravity inlet into any building The Vent hood shall not be less than 2 feet from an adjacent building 3 The Vent hood shall be not less than 7 feet above grade when located adjacent to public walkway 4 The Vent hood shall be located so that flue gasses are not directed to jeopardize people 5 overheat combustible structures materials or enter buildings Minimum of 4 feet horizontal clearance ...

Page 16: ...he particular wall construction Mounting Steps Tape the paper template to the wall in the chosen location Be sure to level the 1 template Pre drill two holes in the center of the oval slots on the mounting bracket sized for 2 the hardware being used Mount the bracket to the wall Be sure to level the bracket by adjusting the screw in 3 the vertical slot Pre drill the remaining hole in the mounting ...

Page 17: ...determine there is no 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 in which the appliances remaining connected to the common venting system are located and other spaces of the building Turn on clothes dryers and any appliance not connected to the ...

Page 18: ...18 RIVA PLUS COMBI MANUAL 9 Venting Cont ...

Page 19: ...ising extensions 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 that is less than 18 thick Cut the pipe as necessary so that a no more than 6 protrudes from the house Slide the intake and exhaust pipes through the hole Slide one rubber wall trim piece ...

Page 20: ...e maximum permissible 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 49 2 ft 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 than 6 of intake pipe protrudes from the house and the exhaust pipe is a minimum of 4 ...

Page 21: ... permissible lenght 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 through the outside wall that is less than 18 thick Cut the pipe as necessary so that no more than 6 protrudes from the house Slide the exhaust pipe through the hole Slide one rubber wall trim pie...

Page 22: ...duced 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 through the outside wall Drill hole C on the wall tem plate through the outside wall that is less than 18 thick Cut the pipe as necessary so that no more than 6 protrudes from the house Slide the exhaust pipe through the hole Slide one rubbe...

Page 23: ...rizontal part must be less than 49 ft Installation Drill holes B C on the wall template through the outside wall Drill hole C on the wall template through the outside wall that is less than 18 thick Cut the pipes as necessary so that no more than 6 of intake pipe protrudes from the house and the exhaust pipe is a minimum of 4 inches longer than the intake pipe Slide the Intake and exhaust pipes th...

Page 24: ... 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 the outside roof Cut the pipe as necessary Slide the intake and exhaust pipes through the hole Slide one rubber wall trim piece on the pipe from inside and one from outside Connect exhaust inner pipe t...

Page 25: ...o use the proper gaskets for the pipe connections Attach the condensate trap to an appropriate drain pipe Before connecting the boiler to the heating system piping review the suggested piping dia grams in Section 4 page 11 If the c h system is above the boiler level it is advisable to install c h cocks close to the boiler for servicing operation Condensate trap The condensate trap allows the disch...

Page 26: ...k 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 the drop line with a nipple towards the floor and cap to form a sediment trap E Install a shut off valve A before the tee with sediment trap and a union after the tee before the combination gas valve D When installing the boiler make...

Page 27: ...rm to local regulations The boiler when installed must be electricallybonded to ground in accordance with the require ments of the authority having jurisdiction or in the absence of such requirements with the Na tional Electrical Code ANSI NFPA 70 and or Canadian Electrical Code Part I CSA C22 1 Electrical Code Connection to the electricity supply 12 2 Connect the electrical supply cable coming fr...

Page 28: ...om thermostat must be connected to the Control Terminal Block Fig 12 7 Figure 12 7 Connect the room thermostat between terminals 1 and 3 as shown in Fig 12 7 Power supply terminal block External controls terminal block T Room thermostat 1 2 L N 3 120V rating The relay control must be connected to the terminal block situated next to the control panel Figure 12 8 When connecting any type of relay co...

Page 29: ...rminal block J 120 VAC Control Terminal Block Figure 12 11 Connect the micro switch of the zone valve to terminals 1 and 3 as shown in fig ure 12 11 Connect the zone valve switch to the room thermostat as shown in figure 12 11 120 VAC Control Terminal Block 1 L N 3 V T Zone Valve Room Thermostat Finishing 12 6 Route the electrical supply cord and the external control cord as illustrated in Fig 12 ...

Page 30: ...ed flow rate using 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 secondary circulator must be utilized See sections 14 for suggested primary secondary piping Expansion vessels 13 2 The height difference between the C h PRV 19 on page 11 and the hi...

Page 31: ...the boiler There are two methods for accomplishing a Primary Secondary piping system The first is to use two closely spaced tees for the boiler supply and return An example is shown below in Figure 14 1 The run legs should be sized so that there is no excessive head loss on the external circulator that is installed In most circumstances 1 piping will be the best choice When the boiler is piped in ...

Page 32: ...are to be supplied by the installer It is very important to use an hydraulic separator before secondary circulators All external piping components are to be supplied by the installer It is very important to use a hydraulic separator before secondary circulators Figure 14 3 14 Piping Cont ...

Page 33: ... 33 Primary Secondary Piping with Zone Valves 14 2 All external piping components are to be supplied by the installer It is very important to use a hydraulic separator before secondary circulators Figure 14 4 14 Piping Cont ...

Page 34: ...34 RIVA PLUS COMBI MANUAL Manifold Piping with Zone Valves shown conn to radiators 14 3 All external piping components are to be supplied by the installer Figure 14 5 14 Piping Cont ...

Page 35: ...ng the system The actual reading should ideally be 1 3 bar 19 psi and not less than 0 3 bar 4 3 psi Close all air release valves on the c h system Inspect the boiler and the system for water soundness 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 Return f...

Page 36: ...nnect a pressure gauge using a suitable hose Figure 15 4 Set the c h temperature control knob to its maximum position If external controls are fitted e g room thermostat ensure they call for heat Switch on the boiler Check the maximum gas pressure and com pare 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 37: ... in Fig 15 5 until 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 pressure adjustment G in Fig 15 5 until you obtain the required pressure by rotat ing clockwise the pressure increases Turn the boiler off and re connect the wire to the modulating ope...

Page 38: ...ust 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 selector 3 of figure 15 9 back to the nor mal position ON Reassemble the service panel Close the gas valve outlet pressure test point 15 figure 15 5 Reassemble the front pannel of the case Important after the check...

Page 39: ...plete unless labels supplied are placed on the boil er 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 label numbered as 1 already installed in the front panel to begin the placement in the correct way 1 4 2 3 5 ...

Page 40: ... 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 function switch Explain how to turn off the appliance for both short and long periods and advise on the pre cautions necessary to prevent damage should the appliance be inoperative when freezing conditions may occur Fill in the deta...

Page 41: ... cor rectly Re assemble the burner the front panel of the combustion chamber and the lid of the sealed chamber Extract the control panel as explained in the section 12 1 of this manual Loosen the screws D and remove the ser vice panel figure 16 2 A 7 A Figure 16 2 Set correctly the dip switch 2 to the cor rect position Fig 16 3 in accordance with the following table Gas supply Position of the swit...

Page 42: ...the three screws A Fig 17 1 Lift and remove the panel 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 Take off the front panel of the case then the sealed chamber lid and the front panel of the com bustion chamber If you notice dirt on the fins of the primary heat 9 on page 10 cover the slop ing surfaces ...

Page 43: ... on the boiler Remove the vent connector from the boiler by pulling vertically on it Remove the first elbow from the horizontal run of the exhaust to the outside Using a flashlight inspect each length of vent pipe for obstructions and dirt buildup Clean any that is found with an appropriate sized brush Inspect the venture device inside the outlet of the combustion fan Make sure that it is free of ...

Page 44: ...nce for gas soundness Recheck operational pressures and adjust as necessary as described in Section 15 4 page 37 of this manual Cleaning the primary heat exchanger 17 11 Take off the front panel of the case then the sealed chamber lid and the front panel of the com bustion chamber If you notice dirt on the fins of the primary heat exchanger 9 on page 11 cover the sloping surfaces of the burner 7 o...

Page 45: ...RIVA PLUS COMBI MANUAL 45 Vent Part Spares 18 Figure 18 1 Description Order Number Twin pipe kit 10999 0393 0 ...

Page 46: ...46 RIVA PLUS COMBI MANUAL Figure 18 2 Description Order Number Coaxial flue kit 10999 0387 0 18 Vent Part Cont ...

Page 47: ...RIVA PLUS COMBI MANUAL 47 Figure 18 3 Part Description Order Number A Coaxial flue kit 10999 0387 0 For any spare parts please contact QHT Inc at 800 501 7697 18 Vent Part Cont ...

Page 48: ..._______________________________________________________ Performance Tests GROSS STACK TEMPERATURE __________________ ROOM TEMPERATURE AMBIENT ________________ NET STACK TEMPERATURE _____________________ CO2 __________________ O2 ___________________ SMOKE READING ___________________ COMBUSTION EFFICIENCY _________________ COMMENTS ___________________________________________________________ ________...

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Page 52: ...17962 1481 0 2508 52A4 USA 20 06 2008 N ...

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