QUINCY HYDRONIC TECHNOLOGY Riva FP Installation Manual Page 1

BOILER INSTALLATION, OPERATIONINSTRUCTIONSWALL HUNG GAS BOILER FORCENTRAL HEATING SUPPLYPlease Read Instructions CarefullySave for Future Reference —

10 RIVA PLUS MANUAL2. Parts ListPrimary Components:1 Pump2 Pump vent plug3 Automatic air purger valve4 Modulation gas valve5 Flame-detecting elect

RIVA PLUS MANUAL 113. Internal Piping & Parts ListNote: Pressure Relief Valve (#19) should be piped to a drain or to the fl oor as lose as pos-si

12 RIVA PLUS MANUAL4. Electric Diagrams

RIVA PLUS MANUAL 135. Electric Diagrams Cont.Is primary circuit temp higher than selected tempRequest for heat from thermostatCirculator offIgnition

14 RIVA PLUS MANUAL5. Installation LocationThe installation location chosen must:• Comply with all clearances listed below.• Provide suitable locat

RIVA PLUS MANUAL 156. Exhaust Pipe LocationCAUTIONEXTERNAL VENT SURFACES ARE HOT.IT IS RESPONSABILITY OF THE HOMEOWNER TO KEEP THE VENTTERMINAL CLEA

16 RIVA PLUS MANUAL7. Mounting BracketAfter a suitable installation location is chosen, verify that the mounting wall is properly braced and strong e

RIVA PLUS MANUAL 178. VentingThe Riva is a mechanical draft, side wall vented boiler. There are two side wall fl ue options available – separate and c

18 RIVA PLUS MANUALThe Commonwealth of Massachusetts requires compliance with regulation 248 CMR 4.00and 5.00 for installation of through – the – wal

RIVA PLUS MANUAL 199. Venting Cont.The Riva is a mechanical draft, side wall vented boiler. There are two fl ue options available - separate and coax

2 RIVA PLUS MANUALDear Customer:Thank you for buying a Biasi Riva Plus Boiler System.The Riva Plus is a high effi ciency condensing, wall mounted gas

20 RIVA PLUS MANUAL8.1 Choice of fl ue:The following fl ue kits are available for connecting to the boiler:A Standard coaxial horizontal fl ue kit (Exh

RIVA PLUS MANUAL 219. Venting Cont.B Standard separate horizontal fl ue kit (Exhaust & intake outside)Figure 8.2 (Twin pipe  3.25 in)Various twi

22 RIVA PLUS MANUAL9. Venting Cont.E Alternative separate kit (Exhaust & intake outside)Figure 8.3 (Twin Pipe  3.25 in)These kits allow for sep

RIVA PLUS MANUAL 239. Venting Cont.F Standard Vertical-roof kit (Exhaust & intake outside)Figure 8.4 (vertical pipe  3.1 /  4.9 in)This kit al

24 RIVA PLUS MANUAL9. Pipe ConnectionsThe Riva boiler is supplied with a 3/4” stainless steel gas pipe (A in fi gure 10.1), 2 - 3/4” copper pipe (C,D

RIVA PLUS MANUAL 2510. Gas Pipe ConnectionsGas supply piping is to be sized and installed properly in order to provide a supply of gas suffi -cient to

26 RIVA PLUS MANUAL11. Electrical Connections/WiringFigure 11.1 Removing Front Panel:• Remove the front panel by removing screws A and sliding the

RIVA PLUS MANUAL 2712. Electrical Connections/Wiring Cont.11.3 Room Thermostat Connection:• The room thermostat must be connected to the terminal bl

28 RIVA PLUS MANUAL11.5 Zone Valve Micro Switch Connection:• The zone valve micro switch must be con-nected to the terminal block situated next to t

RIVA PLUS MANUAL 2912. Circulator Sizing12.1 Circulator capacity as a function of fl ow rate:Figure 12.1 The hydraulic specifi cation in Fig 13.1 repr

RIVA PLUS MANUAL 3Table of ContentsSection Title Section Number Page NumberWarnings - 5-6Important Information - 7General Information 1 8Techn

30 RIVA PLUS MANUAL13. PipingAll external piping components are to be supplied by the installer. It is very important to use a Primary Secondary pipi

RIVA PLUS MANUAL 3113.1 Primary – Secondary Piping:All external piping components are to be supplied by the installer.It is very important to use a h

32 RIVA PLUS MANUAL14. Piping Cont.13.2 Primary – Secondary Piping with Zone Valves:All external piping components are to be supplied by the installe

RIVA PLUS MANUAL 3314. Piping Cont.13.3 Manifold Piping with Zone Valves (shown conn. to radiators):All external piping components are to be supplied

34 RIVA PLUS MANUAL14. Commissioning14.1 Initial fi lling of the system:• Remove the front panel of the case.• Unscrew the cap on the automatic air

RIVA PLUS MANUAL 3515. Commissioning Cont.14.3 Checking the gas pressure at the burner:This boiler has been tested to the highest quality control sta

36 RIVA PLUS MANUAL15. Commissioning Cont.14.4 Adjustment of the gas pressure:• Remove the front panel of the case.• Take off the lid of the sealed

RIVA PLUS MANUAL 3715. Commissioning Cont.14.6 Checking the burner ignition:• Turn the boiler OFF.• Open the gas valve outlet pressure test point 1

38 RIVA PLUS MANUAL15. Commissioning Cont.14.8 Labels placement:Figure 14.10 Warning: The installation is not complete unless labels supplied are p

RIVA PLUS MANUAL 3915. Commissioning Cont.14.9 Checking the fl ue system and combustion:• The fl ue system should be visually checked for soundness. Ch

4 RIVA PLUS MANUALTable of ContentsSection Title Section Number Page NumberCommissioning 15 34-39Initial Filling of the System 15.1 34Lightning t

40 RIVA PLUS MANUAL15. Gas ConversionWARNINGS: Procedures to adapt the boiler to the type of gas available must be car-ried out by a competent and re

RIVA PLUS MANUAL 4116. Annual Maintenance16.1 Warnings:The procedures detailed in this chapter must be carried out only by a professionally qualifi ed

42 RIVA PLUS MANUAL17. Annual Maintenance Cont.16.4 Cleaning the primary heat exchanger:• Take off the front panel of the case, then the sealed cham

RIVA PLUS MANUAL 43• Make sure the seals are properly seated in the female ends of the vent pipe with the fi ns facing the male end of the pipe. • R

44 RIVA PLUS MANUAL17. Vent Part Spares17.1 Separate venting:Description Order NumberTwin pipe kit 10999.0393.0For any spare parts, please contact QH

RIVA PLUS MANUAL 4517.2 Coaxial venting:Description Order NumberCoaxial fl ue kit 10999.0387.018. Vent Part Spares Cont.For any spare parts, please co

46 RIVA PLUS MANUAL17.3 Roof ventingPart Description Order NumberA Roof fl ue kit 10999.0392.018. Vent Part Spares Cont.For any spare parts, please co

RIVA PLUS MANUAL 4718. Installer NotesSystem Checkout:Boiler Model No. ___________________Original Purchaser:________________________________________

17962.1355.1 3808 (52A4)USAREV. 1209

RIVA PLUS MANUAL 5WARNINGDANGERBoiler is certifi ed as an indoor appliance. Do not install boiler outdoors or locate where it will be exposed to freez

6 RIVA PLUS MANUALAny appliance that burns natural gas, propane gas, fuel oil, wood or coal is capable of pro-ducing carbon monoxide (CO). Carbon Mon

RIVA PLUS MANUAL 7IMPORTANT INFORMATIONPlease read this page carefully.• ALL BOILERS MUST BE INSTALLED IN ACCORDANCE WITH NATIONAL, STATE AND LOCAL

8 RIVA PLUS MANUAL1. General InformationThe Riva Plus is a high effi ciency condensing, wall mounted gas boiler which provides central heat. The boile

RIVA PLUS MANUAL 92. Technical Information Cont.ENERGY CAPACITYNominal heat input (0/2000ft)MBH 116.0Nominal heat input (2000/4500ft)MBH 110.2Minimu