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Commercial Hybrid System               

Installation and Operation Manual 

—  Do not store or use gasoline or 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 in your building. 

 

Immediately call your gas supplier from a neighbor’s phone.  Follow the gas supplier’s instructions. 

 

If you cannot reach your gas supplier, call the fire department. 

—  Installation and service must be performed by a qualified installer, service agency or the gas supplier. 

If the information in these instructions is not followed exactly, a fire or explosion 
may result causing property damage, personal injury, or death. 

     WARNING 

READ ALL OF THE INSTRUCTIONS THOROUGHLY BEFORE 
INSTALLING OR OPERATING THIS SYSTEM.                                                            
(This manual is a supplement to the C199i Installation and 
Operation Manual) 

This manual provides information on the installation, operation, and 
maintenance of the water heater.  For proper operation and 

safety

, it 

is important to follow the instructions and adhere to the safety 
precautions.   

A licensed professional must install the water heater according to the 
exact instructions in this manual. 

The consumer must read the entire manual to properly operate the 
water heater and to have regular maintenance performed.

 

FOR INDOOR APPLICATIONS ONLY

 

CHS199100

 ............ 119 gallon, 199,000 BTU 

The Commercial Hybrid System is assembled with multiple and separately 
certified components consisting of: 

 

C199i Commercial Tankless Water Heater 

 

Storage Tank 

 

Controller 

Summary of Contents for CHS199100

Page 1: ...g property damage personal injury or death WARNING READ ALL OF THE INSTRUCTIONS THOROUGHLY BEFORE INSTALLING OR OPERATING THIS SYSTEM This manual is a supplement to the C199i Installation and Operation Manual This manual provides information on the installation operation and maintenance of the water heater For proper operation and safety it is important to follow the instructions and adhere to the...

Page 2: ...on 9 Terminal Clearances 10 Venting Guidelines 12 Typical Installations 13 Installation of Plumbing 14 Piping Diagrams for Basic Installations 15 Checklist for Plumbing 16 Installation of Gas Supply 17 Connect Electricity 18 System Controller 19 Condensate 20 Final Checklist 22 Technical Data 23 Specifications 23 Dimensions 24 Storage Tank Maintenance 25 Service Maintenance Log 26 Warranty 27 Impo...

Page 3: ...t the manual gas valve usually located immediately below the water heater Turn off the incoming water supply This can be done at the isolation valve immediately below the water heater or by turning off the water supply to the building WARNING Use only your hand to push in or turn the gas control knob Never use tools If the knob will not push in or turn by hand do not try to repair it call a licens...

Page 4: ...ance The pan must not restrict combustion air flow Do not obstruct the flow of combustion and ventilation air Combustion air shall not be supplied from occupied spaces Do not use this appliance in an application such as a pool or spa heater that uses chemically treated water This appliance is suitable for filling large or whirlpool spa tubs with potable water Do not use substitute parts that are n...

Page 5: ...hat produce fumes These fumes can damage components and reduce the life of your appliance Commercial Hybrid System Temperature and Pressure Relief Valve Tank Pressure Relief Valve Preinstalled on Tankless Non Return Flue Check w 3 PVC Adapter Pipe wrenches 2 Adjustable pliers Screwdrivers 2 Wire cutters Gloves Safety glasses Level Tools that might be needed Hammer drill with concrete bits Saw Thre...

Page 6: ...e for servicing the anode rods is 54 inches from the top of the water heater 12 Min 0 Min 0 Min 0 Checklist to Determine Installation Location The water heater is not exposed to corrosive compounds in the air The water heater location complies with the clearances For indoor models the planned venting will not exceed the maximum length for the number of elbows used The planned venting termination a...

Page 7: ...njury or death Use the detailed description in the C199 installation and operation manual to ensure adequate combustion air is available for correct and safe operation of this water heater REFER TO THE C199 MANUAL FOR SPECIFIC DETAILS ON Determining Vent Configuration Combustion Air Requirements Combustion Air Check Valve Included with System Part 109000533 Room Air in Single Unit Applications Roo...

Page 8: ...ppliance Ensure approved venting components have been used All horizontal vent runs must be sloped up away from the water heater a minimum of 1 4 6 mm per foot Verify that there is adequate combustion air Ensure if installed in common vent application utilizing room air that exhaust is terminating vertically only Reference Common Vent manual for further details Installation complies with National ...

Page 9: ...2 Remove exhaust adapter ring 3 Install the non return flue check adapter Ensure it is properly seated 4 Secure the adapter to the unit with a screw Prior to the installation of the vent system the unit must be properly adjusted for the venting configuration selected for the application Any issues resulting from improper installation will not be covered by warranty Non return flue check adapter is...

Page 10: ...allations A Clearance above grade veranda porch deck or balcony 12 inches 30 cm 12 inches 30 cm B Clearance to window or door that may be opened 36 inches 91 cm 12 inches 30 cm C Clearance to permanently closed window D Vertical clearance to ventilated soffit located above the terminal within a horizontal distance of 2 feet 61 cm from the center line of the terminal E Clearance to unventilated sof...

Page 11: ...ncentric Venting Common Vent Application Twin Pipe PVC CPVC Vent Installation Consumer Operation Guidelines for the Safe Operation of your Water Heater How to use the C199 Temperature Controller C199 Diagnostic Codes C199 Required Maintenance Draining of the tankless water heater will require the lower enclosure to be removed Reference page 17 to remove the enclosure C199 Replacement Parts ...

Page 12: ...ions Commercial Hybrid System Applications Avoid dips or sags in horizontal vent runs by installing supports per the vent manufacturer s instructions Support horizontal vent runs every four feet and all vertical vent runs every six feet or in accordance with local codes Venting should be as direct as possible with a minimum number of pipe fittings Vent connections must be firmly pressed together s...

Page 13: ... section for other options I Operation Unit Temperature Control J Drain Pan K Temperature Pressure Relief Valve Discharge Pipe do not cap plug or reduce L Drip Leg Sediment Trap M Gas Union N Gas Control Valve O Thermostatic Mixing Valve P Non Tempered Return Line Q Non Tempered Supply Line Typical Installations Field Supplied MIXING VALVE INSTALLATION A B C D D E F G H I J K L M N HOT WATER OUTLE...

Page 14: ... 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 The tank portion of this system is provided with a combination temperature pressure relief valve For safe operation of the water heater the relief valve s must not be removed from its designated point of ins...

Page 15: ...e drain connection on 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 more than one unit are manifolded together for condensate drainage the pipe or tubing shall be sized in accordance with an approved method as dictated by local codes Condensate mus...

Page 16: ...h a rating that exceeds the BTU input of the water heater model Refer to the rating plate on the side of the water heater for BTU input Clean the inlet water filter by closing the cold and hot water inlet isolation shut off valves Put a bucket under the filter at the bottom of the water heater to catch any water that is contained inside the unit Unscrew the water filter Rinse the filter to remove ...

Page 17: ...d connectors to connect the unit to the gas line Purge the gas line of any debris before connection to the water heater Any compound used on the threaded joint of the gas piping shall be a type which resists the action of liquefied petroleum gas propane LPG The gas supply line shall be gas tight sized and so installed as to provide a supply of gas sufficient to meet the maximum demand of the heate...

Page 18: ... into the three prong receptacle located at the bottom of the controller REFER TO THE C199 MANUAL FOR HIGH ALTITUDE ADJUSTMENT ADJUSTMENT FOR VENT LENGTH Installation of Temperature Controller Low Voltage Thermistors Terminal Block Green White Black Green White Black Tankless Supply Output 120 Volt 3 Prong Receptacle already connected to tankless from factory DO NOT connect power to the commercial...

Page 19: ...rd or an adapter plug has NOT been used with the water heater The system controller maintains communication between the tank and tankless to effectively control the tank temperature based on the selected temperature on the tankless unit By reading the tank temperature J22 and tankless outlet temperature J2 the System Controller will energize 120V the pump when the tank temperature drops When the t...

Page 20: ...ensate drain line through an interior wall or between insulation and an interior wall Checklist for Venting and Condensate Verify proper clearances around the vents and air intakes Ensure you have used the correct venting products for the model installed and that you have completely followed the venting manufacturer s installation instructions and these installation instructions Verify that the ve...

Page 21: ... routed out of the system enclose with a downward pitch Following are two examples on how to rout the condensate line 1 Cut a hole in the lower enclosure that will maintain appropriate pitch of the condensate line 2 Route the condensate line out through the opening locate at the base of the lower enclosure 3 Reinstall the lower enclosure using the plastic rivet screws to secure it into place ...

Page 22: ...the water heater to catch any water that is contained inside 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 pressure is within limits Confirm that the water heater is rated for the gas type supplied Confirm that the electricity is supplied from a 120 VA...

Page 23: ...y Pass Control Electronic Gas Supply Pressure Natural Gas 4 0 10 5 inch W C Propane 8 0 13 5 inch W C Type of Appliance Condensing Hybrid System Condensing tankless Insulated Storage Tank Pump Control Connections Gas Supply Inlet 3 4 MNPT Hot Water Outlet 2 MNPT Cold Water Inlet 2 MNPT Ignition System Direct Electronic Ignition Electric Connections Appliance AC 120 Volts 60Hz Integrated Temperatur...

Page 24: ...24 Commercial Hybrid System Dimensions Inches millimeters 2 MNPT HOT 2 MNPT COLD ...

Page 25: ...ch is common in well systems This issue can usually be eliminated or reduced by changing the magnesium anodes to aluminum anodes and by chlo rinating the storage tank and plumbing system If the problem continues special filtration equipment may be required Under no circumstances are the anodes to be removed from the water heater on a permanent basis Removal of the anodes will lead to premature fai...

Page 26: ...26 Commercial Hybrid System SERVICE MAINTENANCE LOG Date Service Maintenance Completed ...

Page 27: ... or timer or an on demand system is 6 years for commercial applications 3 Labor coverage is extended to 2 years in commercial applications if the product is registered within 30 days except registration is not required in California and Quebec and or if the other conditions above in the Commercial Applications sections are satisfied NOTE The integrated controller on indoor models has a 1 year warr...

Page 28: ... or damage due to fires flooding electrical surges freezing or any acts of God any damage caused by poor water quality operating the water heater with anything other than potable water at all times force majeure There is no warranty coverage on product installed in a closed loop application commonly associated with space heating only applications This Limited Warranty does not apply to any product...

Page 29: ...when used in a commercial hot water application if the product is registered within 30 days of purchase at www rinnai us product registration or by calling 1 866 RINNAI 1 746 6241 except regis tration is not required in California and Quebec ADDITIONAL CONDITIONS OF EXTENDING THE LABOR COVERAGE UNDER THE LIMITED WARRANTY 1 The labor coverage does NOT extend if the C199i and C199e Tankless Water He...

Page 30: ...30 Commercial Hybrid System NOTES ...

Page 31: ...Commercial Hybrid System 31 NOTES ...

Page 32: ...than a superior experience at every touch point Beyond manufacturing the highest quality products our people stand behind all that we make before during and long after installation From the 24 7 365 technical support for professionals to our national network of independent installers to on staff engineers who can assist with choosing the right products and sizes we re inspiring confidence right al...

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