Verona WALL HUNG GAS BOILER manual Internal Piping & Parts List, Riva Heat Only Manual - Rev A

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4. Internal Piping & Parts List

					25
			23
					24
			10
	11		9		27
			9
					3
	7				1
					1
6	5
	5
	15				18
					18
					20
	14	4		17
	14	4
	16
				19	22
					22
				21
	30				28	29
						29

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Note: Pressure Relief Valve (#19) should be piped to a drain or to the floor as lose as possible to a drain.

RIVA HEAT ONLY MANUAL - REV A

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Contents WHAT TO DO IF YOU SMELL GAS Do not try to light any applianceManufactured by Distributed ByRIVA HEAT ONLY MANUAL - REV A QHT inc Table of Contents Section TitleSection Number Page NumberTable of Contents Section TitleSection Number Page NumberDANGER WHAT TO DO IF YOU SMELL GASDo not try to light any appliance Symptoms of CO poisoning include the following IMPORTANT INFORMATION Please read this page carefullyCodes and Regulations Key Features 1. General Information2. Technical Information M130.30CR 2.Technical Information Cont 3. Parts List Primary Components4. Internal Piping & Parts List RIVA HEAT ONLY MANUAL - REV A5. Electric Diagrams Verify proper operation after servicing6. Installation Location WARNING Do not install the boiler on carpeting7. Exhaust Pipe Location EXTERNAL VENT SURFACES ARE HOTTERMINAL CLEAR OF SNOW AND ICE 8. Mounting Bracket 9. Venting 9.1 Restrictor SizingCoaxial 2.5/4.0 Restrictor SizeInstallation 9. Venting Cont9.3 Choice of flue Installation 9. Venting ContFigure 9.4 Twin pipe φ 3.25 in Installation 9. Venting ContFigure 9.5 Twin Pipe Φ 3.25 in 10. Pipe Connections Installation12. Electrical Connections/Wiring 11. Gas Pipe ConnectionsWARNINGS 12. Electrical Connections/Wiring Cont Removing Front Panel12.2Connection to the electricity supply 12.3 Room Thermostat Connection 12.4Relay Panel Connection12. Electrical Connections/Wiring Cont 12.5 Zone Valve Micro Switch Connection 12.6 Finishing13.Circulator Sizing 13.2 Expansion vessel14. Piping 14.1 Primary - Secondary Piping14.Piping Cont 14.2Primary - Secondary Piping with Zone Valves14. Piping Cont Return WaterTemperature Gauge15. Commissioning 15.1Initial filling of the system15.2 Lighting the boiler 15.Commissioning Cont 15.3Checking the gas pressure at the burnerImportant after the checks all of the test15.4Adjustment of the gas pressure 15. Commissioning Cont15.5 Checking the ignition device 15.7 Adjustment of the useful c.h. output 15.6 Checking the burner ignition15. Commissioning Cont Important after the15.8Labels placement 15.Commissioning Cont15.9Checking the flue system and combustion 15.10Instructing the userUseful output 15.Commissioning ContProcedures 16. Gas Conversion17. Annual Maintenance 17.4Cleaning the primary heat exchanger17.1 Warnings 17.2 Dismanteling the external panels17. Annual Maintenance Cont 17.6 Cleaning the burner17.7 Checking the flue 17.8 Visual inspection of appliance18. Installer Notes System Checkout1796212741 17962.1274.1 2906 40A4USA