Rinnai E75CN, E110CP, E75CP Vent system and air supply system, Intake / Exhaust Guidelines, Agency

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6.7 Vent system and air supply system

 

Provisions for combustion and ventilation air must be made in accordance with section,

 

Air for Combustion and Ventilation of the National Flue Gas Code, ANSI Z223.1,

 

or Sections 7.2, 7.3 of 7.4 of CAN/CGA B149.1, Installation Codes, or applicable

 

provisions of the local building codes.

 

- Do not store chemicals near the boiler or in rooms where the air is being supplied

 

to the boiler. See the list on page 10.

 

- Do not allow the flue gases of other appliances to enter the boiler.

 

- Keep cabinet free of moisture

i NOTICE

In the event that the system has actuated to shut off the main burner gas,

do not attempt to place the boiler in operation. Contact a qualified service

 

agency.

6.7.1Intake / Exhaust Guidelines

Refer to the specific instructions on your vent product for additional installation requirements.

• You must use vent components that are certified and listed with this model.

• Do not combine vent components from different manufacturers.

• Venting should be as direct as possible with a minimum number of pipe fittings.

• 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.

• Vent diameter must not be reduced.

• The boiler is unsuitable to install on a common vent installation, see also chapter 19.

• Do not connect the venting system with an existing vent or chimney.

• Do not common vent with the vent pipe of any other water heater or appliance.

• Vent connections must be firmly pressed together so that the gaskets form an air

tight seal.

• Refer to the instructions of the vent system manufacturer for component assembly

 

instructions.

 

• If the vent system is to be enclosed, it is suggested that the design of the enclosure

 

shall permit inspection of the vent system. The design of such enclosure shall be

 

deemed acceptable by the installer or the local inspector.

i NOTICE

If it becomes necessary to access an enclosed vent system for service or

repairs, Rinnai is not responsible for any costs or difficulties in accessing

 

the vent system. Warranty does not cover obtaining access to an enclosed

 

vent system.

Installation & Servicing Instructions Rinnai E-Series

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Contents Instructions Subject to technical changes Contents of instructionsUpdating of documentation Content Symbol definitions Safety and general instructionsDesignated use Hazard definitionsWhat to do if YOU Smell GAS Following instructions must be followedTools, materials and additional equipment Follow these instructions for the space heating waterDisposal Regulations and guidelines Room sealed boiler Description of the boilerCondensing ModulatingScope of delivery Packaging and transportationTransportation Requirements for the installation room InstallationFitting the boiler E75CP DimensionsConnection for combustion air supply and vent system Plumbing Kit Plumbing KitsLow Loss Header Clearances from boilerCSA Technical specificationsCentral heating system Connecting the boilerCompression fittings Plumbing Kit installationInstallation & Servicing Instructions Rinnai E Low water cut off Safety valveExpansion tank With the boilerGas supply connection Underfloor heating system plastic pipesGas piping Gas connection with natural gasPropane Supply Pressure Requirements Gas connection with propane gasCondensate drain pipe Hot water supplyIntake / Exhaust Guidelines Vent system and air supply systemTo the boiler. See the list on Agency2a Examples vent and air supply systems concentric 2b Examples vent and air supply systems parallel Concentric system see Installation of the vent systemParallel system see Room Air System outdoor combustion airTerminal positions Recommended vent/air intake terminal positionItem Description Flue Material United States Occur to building products in the vicinity seeDimensioning of the exhaust and air intake duct Calculation of equivalent length vent system Combustion air and vent piping lengthsParallel system Total equivalent length Concentric systemBoiler type E75 E110 Calculation of compensation factorUnconfined Space Room Air System indoor combustion airLouvers and Grills Confined SpaceLocation Using Outdoor Air For Combustion Using Indoor Air For CombustionElectrical connections Connecting incoming powerAre used must have a Volt free contact Connection terminal E-SeriesElectrical diagram Electrical ladder diagram Good-state or standard read out Boiler controlsTechnical read out Operation indicationExplanation of the function buttons Requirements of the water system Freeze protection Filling the heating systemWith water will have to be done Close main gas shut off valve Do not try to light the burner by handAltering adjustments AdjustmentsPress the Mode-button for 5 seconds Press the STORE-button to confirm the code code blinks1Parameter Mode Outdoor reset Boiler and/or the installation Activating factory settings green button functionIsolating the boiler Commissioning Testing the Ignition Safety shut off device Testing for gas leaksStart up of the boiler Type of boiler Checking for contaminationBoiler needs maintanance Checking of the zero pressure control Follow the next procedureChecking the O2 Measuring the ionization current Installing the casingPeriodic examination of venting systems and boiler MaintenanceInspection TechnicianVisual inspection for general signs of corrosion Checking and adjusting the gas/air ratioMeasuring the inlet gas pressure Carrying out a pressure test of the heating systemReplace the gasket with a new one Maintenance activitiesCondensate tray Condensate trapVisual inspection of the flame WarrantyG K Parts of the boilerError indication short reference Blocks and ErrorsBlocks External safety contact is activeBlock Check flow through the installation Check flow through the boiler and DHW fascility Execute Parameter-ResetCheck the sensors NTC 1 and NTC Check the boiler Pump Check the main Power supplyError ErrorsRectify the short-circuit If necessary replace this part Check the 24 Volt Connection Disconnect voltage from the boiler and check the fuse F2Check Disconnected Components for short-circuiting Ionisation flow Ionisation cable or O2 setting Check the data in Error modeGas Reset the boiler Software error con Trol unitRectify the prece Ding error Error persists After reset Software error Control unit Software error Control unit Error Check the 24 Volt Connections Remove Voltage from the boiler and check fuse F2Check Disconnected parts for wear and tear Software error Control unit If necessary Replace the flow Sensor Temperature of 36 is displayed at positionCheck flow sensor NTC1 Check actual flow temperatureCheck return Sensor NTC Check actual return temperatureWiring and voltage are OK and error is repeated Fuse is working and the error is repeatedFan is not Spinning If necessary Replace the fanWiring is OK but the error is repeated Check the wiringReplace Sensor Shut down of return sensor T2 Contact for supply sensor T1 open Check the data Error mode Software error Control unit Central heating but no hot water Other errorsHot water but no central heating Key of the central heating program is not switched onRS100 with outdoor Sensor Room sensor-On Three-port valve is not circulating to central heatingKey pump program Is on Hot and cold water Connection to the boiler Mixed up Insufficient quantity of hot waterIncorrect flow reducing Valve Absence Positive resultsDHW power for the boiler is set too low Temperature drop of the DHWFlow reducing valve Radiators do not get hot enough or warming up takes too long Incorrect choice InstallationParts casing E-Series Spare partsDescription Installation Manual E-SERIESParts heat exchanger E-Series OSS1 OSS2 Clamp BAR TOP Part H.EX. Long Parts rear wall E-Series OSS1 OSS2 Parts pipes E-Series Description 166 167 Parts electrical components E-Series101 Vent Products Parts list vent systemHeatfab Rinnai/ Ubbink103 Common venting guidelines104 105 106 107 800000012 9/2009

E75CP, E110CN, E75CN, E110CP specifications

Rinnai is a leading name in the heating industry, recognized for producing highly efficient and reliable tankless water heaters. Among their popular models are the Rinnai E75CN, E75CP, E110CP, and E110CN, each designed to cater to various household needs and preferences.

The Rinnai E75CN and E75CP are both remarkable for their compact size and impressive heating capabilities. The E75CN is a natural gas model, while the E75CP runs on propane. These units are designed to deliver a maximum flow rate of up to 7.5 gallons per minute, ensuring that multiple fixtures can be used simultaneously without a dip in performance.

Both models incorporate advanced temperature control technology, allowing users to set their desired water temperature with precision. The units feature a durable heat exchanger, constructed from high-grade stainless steel, which not only promotes longevity but also helps in preventing corrosion. Additionally, they come with built-in safety features, such as freeze protection and an overheat cut-off system, ensuring safe operation in varying conditions.

Moving on to the Rinnai E110CP and E110CN, these tankless water heaters are designed for larger households with higher hot water demands. The E110CP operates on propane, while the E110CN utilizes natural gas. These units deliver a maximum flow rate of up to 11 gallons per minute, making them ideal for simultaneous use in multiple bathrooms, kitchens, and laundry rooms.

The E110 models showcase Rinnai's Smart Technology, which optimizes energy consumption by adjusting the heating output based on the demand. This not only maximizes efficiency but also significantly reduces energy costs. They are equipped with digital controls and diagnostics, providing users with real-time information and the ability to troubleshoot easily if any issues arise.

In terms of installation, all four models are designed for versatility. They can be installed indoors or outdoors, giving homeowners flexibility based on their space and preference. With their compact design, these units require less space compared to traditional tank heaters, making them a suitable choice for modern homes.

Overall, Rinnai's E75CN, E75CP, E110PC, and E110CN models represent cutting-edge technology in tankless water heating. Their efficiency, safety features, and advanced technology make them an excellent choice for homeowners looking to upgrade their hot water systems. With Rinnai, users can enjoy the convenience of continuous hot water without sacrificing energy efficiency.
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