Rinnai CHS199100CU Installation And Operation Manual Download

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Contents

READ AND SAVE THESE INSTRUCTIONS

1. Welcome

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2. Safety

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Safety Symbols

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Safety Precautions

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3. About

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Specifications

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Dimensions and Connections

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4. Installation

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Installation Guidelines

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Typical Installation Illustrations

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Unpack the Demand Duo

™

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Choose an Installation Location

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Transporting the Demand Duo

™

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Earthquake Strapping Instructions

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Installation Location Checklist

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5. Venting

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Venting Guidelines

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Venting Installation Sequence

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Termination Considerations

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Select a Vent Type

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System Plumbing

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Pressure Relief Valve Requirements

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PRV Temperature Requirements

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Piping Diagram for Basic Installations

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Piping Diagram for Multiple Unit Installations

Connect Water Heater to the Water Supply

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Fill the System

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Condensate

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7. Gas Supply

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Connect the Gas Supply

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Power Supply

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9. Post

Installation Checklist

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10. Maintenance

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11. Appendices

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Service/Maintenance Log

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Replacement Parts

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Warranty

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12. Notes

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Summary of Contents for CHS199100CU

Page 1: ...other flammable vapors and liquids in the vicinity of this or any other appliance WHAT TO DO IF YOU SMELL GAS Do not try to light any appliance Do not touch any electrical switch do not use any phone...

Page 2: ...ecklist 14 5 Venting 15 Venting Guidelines 15 Venting Installation Sequence 16 Termination Considerations 16 Select a Vent Type 17 6 System Plumbing 35 Pressure Relief Valve Requirements 35 PRV Temper...

Page 3: ...ting gas lines water lines valves and electricity Knowledge of applicable national state and local codes Installing venting through a wall or roof Training in installation of tankless water heaters Tr...

Page 4: ...rtment Installation and service must be performed by a qualified installer service agency or the gas supplier The warning signs in this manual are here to prevent injury to you and others Please follo...

Page 5: ...dangerous and will void the warranty Proper venting is required for the safe operation of this appliance Flammable liquids such as cleaning solvents aerosols paint thinners adhesives gasoline and prop...

Page 6: ...r Inlet 1 1 2 in MNPT Electric Connections Appliance AC 120 Volts 60Hz Integrated Temperature Controller DC 12 Volts Digital Water Temperature Control Simulation Feed Forward and Feedback Commercial E...

Page 7: ...Rinnai Commercial Hybrid System Installation and Operation Manual 7 Dimensions and Connections RIGHT TOP FRONT LEFT Measurements in inches in...

Page 8: ...84 in W C the appliance must be isolated from the gas supply piping by closing its individual manual shutoff valve You must follow the installation instructions and those in the venting section for a...

Page 9: ...e H Condensate Discharge Pipe Must include air gap I Drain Pan J Vent pipe PVC Room Air shown for illustration purposes see venting section for other options K Gas Control Valve L Gas Union M Drip Leg...

Page 10: ...en and pets Do not use these bags in cribs beds carriages or playpens The bags are not a toy WARNING Gather the recommended tools and parts before starting installation Items Needed Not Included Pipe...

Page 11: ...en contains these compounds Therefore it is recommended that external outdoor models be used for these locations where possible In applications utilizing room air where there are high levels of partic...

Page 12: ...in from vent components Clearance for servicing the anode rods is 54 in from the top of the water heater Bottom Ground 0 in Front 6 in 152 mm Clearance for servicing is 24 in 610 mm in front of water...

Page 13: ...s 1 Loosen the screws along the perimeter of the plastic enclosures 2 Remove the plastic enclosures 3 Position straps around the tank per the requirements of California Office of the State Architect D...

Page 14: ...does not contain chemicals or exceed total hardness that will damage the heat exchanger A standard 3 prong 120 VAC 60 Hz properly grounded wall outlet or other 120 VAC 60 Hz source is available The in...

Page 15: ...ptable by the installer or the local inspector Refer to the instructions of the vent system manufacturer for component assembly instructions WARNING DO NOT use cellular core PVC CPVC DO NOT use Radel...

Page 16: ...n locations near a dryer vent Avoid termination locations near commercial cooking exhaust Avoid termination locations near any air inlets You must install a vent termination at least 12 in above the g...

Page 17: ...ple water heaters sharing a combustion air header and a separate exhaust header that vents directly through separate penetrations to the outside Combustion Air Exhaust Exhaust Room Air For Combustion...

Page 18: ...o non mechanical air supply inlet to building or the combustion air inlet to any other appliance 36 in 91 cm 12 in 30 cm K Clearance to a mechanical air supply inlet 6 ft 1 83 m 3 ft 91 cm above if wi...

Page 19: ...als at different levels Note 24 in 0 61 m to wall or parapet Combustion air and exhaust vent directly through a single concentric connection Hot exhaust exits through the interior tube while combustio...

Page 20: ...tion according to the diagrams and instructions in this manual Slope the venting 1 4 in per foot toward the appliance according to the vent manufacturer s installation instructions Dispose of condensa...

Page 21: ...t case scenario of 3 X 90 elbows or 18 equivalent ft Twin Pipe Vertical Termination of Multiple Water Heaters Combustion air termination not permitted in shaded area Horizontal Vent and Combustion Air...

Page 22: ...ion With the use of a pipe reducer installers can use a 3 in 76 mm pipe for the combustion air and exhaust Remove and discard the screw from the combustion air vent connection Remove and discard the c...

Page 23: ...tion 2 in or 3 in PVC Low Profile Termination Configuration This configuration requires the use of a Concentric Vent Termination Exhaust and combustion air MUST NOT be brought together into a single P...

Page 24: ...maximum vertical distance of 15 ft 4 m J Clearance to non mechanical air supply inlet to building or the combustion air inlet to any other appliance 36 in 91 cm 4 ft 1 2 m below or to side of opening...

Page 25: ...terminations horizontal and or vertical must terminate 12 in above grade or anticipated snow level Exhaust Termination Clearances for Internal Indoor Room Air Applications Non Direct Vent Room Air 2 N...

Page 26: ...ume is less than 50 cubic feet per 1000 Btu hr 4 8 m3 per kW per hour of the aggregate input rating of all appliances installed in that space Examples include a small room closet alcove utility room e...

Page 27: ...of the top of the confined space and the lower opening shall be within 12 in 0 30 m of the bottom of the confined space Openings must be positioned as to never be obstructed Louvers and Grills When s...

Page 28: ...and Operation Manual Exhaust Vent termination per ANSI Z223 1 NFPA 54 For clearances not specified in ANSI Z223 1 NFPA 54 clearances are in accordance with local installation codes and the requirement...

Page 29: ...secure with the supplied screw Use the room air screen for environments where room air is dusty Note 2 in vent screen supplied with water heater Room air screen is available as an accessory Glue elbo...

Page 30: ...n Non Direct Vent Room Air Example Vent Applications Non Direct Vent Room Air Maximum Vent Length Non Direct Vent Room Air 2 Room Air Maximum Equivalent Length Table Vent Sizes 2 in 51 mm 3 in 76 mm 2...

Page 31: ...tional clearance requirements specific to the Common venting allows multiple Rinnai Tankless Water Heaters to share the same vent system Rinnai water heaters can only be common vented with Schedule 40...

Page 32: ...for 90 elbows For use with CU199i internal indoor tankless water heaters only Header Vent Length Common Vent Maximum Equivalent Vent Lengths Common Vent Maximum Equivalent Vent Length Rinnai Common Ve...

Page 33: ...ll Terminal Kit 6 in CVent Wall Terminal Kit 6 in 5 780061 780060 Intake Rain Cap 6 in Intake Rain Cap 4 in N A 790098 790097 Exhaust Flue Rain Cap 6 in Exhaust Flue Rain Cap 4 in N A Diagram Horizont...

Page 34: ...e a condensate drain and trap between the header and vent length Condensate trap must include a loop that can hold 6 in 15 cm of water See PVC CPVC Common Vent Installation illustration on this page K...

Page 35: ...relief valve Water discharged from the pressure relief valve could cause severe burns instantly or death from scalds Install the Temperature Pressure Relief T P Valve according to these instructions...

Page 36: ...n the appliance Components of condensate drainage shall be CPVC or PVC material All components shall be selected for the pressure and temperature rating of the installation Where the drain pipes from...

Page 37: ...sate drainage shall be CPVC or PVC material All components shall be selected for the pressure and temperature rating of the installation Where the drain pipes from more than one unit are manifolded to...

Page 38: ...sure all fittings are tight It is imperative that open flame is not applied to the inlet and outlet fittings as heat will damage or destroy the plastic lined fittings This will result in premature fai...

Page 39: ...the drain line 1 2 inch NPT The end of the condensate drain pipe should be open to the atmosphere The end should not be under water or other substances To minimize freezing of the condensate run the c...

Page 40: ...he condensate to drain CORRECT Pipe open to atmosphere Pipe submerged in water NOT CORRECT Water Level Water Level The end of the condensate drain pipe should be open to the atmosphere The end should...

Page 41: ...losure Gas Supply 7 Connect the Gas Supply A licensed professional must install the gas supply Turn off 120V power supply Turn off the gas Gas is flammable Do not smoke or provide other ignition sourc...

Page 42: ...tor solution or an equivalent nonflammable solution as applicable Since some leak test solutions including soap and water may cause corrosion or stress cracking the piping shall be rinsed with water a...

Page 43: ...is plug Guidelines When connecting the power supply follow these guidelines Do not rely on the gas or water piping to ground the water heater Ground locations are provided inside the water heater The...

Page 44: ...he tank temperature returns to the selected set temperature the system controller will de energize the pump and remain in standby until the tank temperature drops again Electrical Connections System C...

Page 45: ...the unit Unscrew the water filter Rinse the filter to remove any debris Install the filter and open the isolation valves Check the gas lines and connections for leaks Confirm that the gas inlet press...

Page 46: ...the water which is common in well systems This issue can usually be eliminated or reduced by changing the magnesium anodes to aluminum anodes and by chlorinating the storage tank and plumbing system I...

Page 47: ...Rinnai Commercial Hybrid System Installation and Operation Manual 47 Date Service Maintenance Completed Service Maintenance Log Appendices 11...

Page 48: ...0257 CHECK VALVE 11 107000375 PRV PIPE 45 DEG 12 105000322 Sensei CONTROLLER ASSEMBLY 13 105000225 THERMISTOR 3 4MNPT 10K Ohm 14 107000452 PRVCONNECTION ASSEMBLY 15 107000260 HEX NIPPLE 3 4 IN 16 1070...

Page 49: ...he labor warranty period All repair parts must be genuine Rinnai parts All repairs or replacements must be performed by a licensed professional who is properly trained to do the type of repair Replace...

Page 50: ...mitations on how long an implied Limited Warranty lasts so the above limitation may not apply to you Rinnai shall not be liable for indirect incidental special consequential or other similar damages t...

Page 51: ...Rinnai Commercial Hybrid System Installation and Operation Manual 51 Notes...

Page 52: ...100000571 03 10 2019...

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