Rinnai CONTINUUM 2424WC Instructions For Use Manual
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Rinnai CONTINUUM 2424WC Instructions For Use Manual

Continuous flow commercial water heater
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How to use your New
Continuous Flow
Commercial Water Heater
Model 2424WC
WARNING: If the information in these instructions is not followed exactly,
a fire or explosion may result causing property damage, personal injury or
death.
-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
* Immediately call your gas supplier from a neighbor's phone. Follow
* 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.
(outdoor unit)
building
the gas supplier's instructions.

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Summary of Contents for Rinnai CONTINUUM 2424WC

  • Page 1 How to use your New Continuous Flow Commercial Water Heater Model 2424WC (outdoor unit) WARNING: If the information in these instructions is not followed exactly, a fire or explosion may result causing property damage, personal injury or death. -Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance.

  • Page 2: Specifications

    a i l e l l n i t o l f o i t h t i o i t ) s ' y t i F ° s i r t n i i t t F ° h t i e l l °...
  • Page 3 a i l s t l s t l i g i u l i n i l F ° F ° c t i F ° c i t & f - i c r i t i u s l i t i n s t l...
  • Page 4 Warranty does not cover use as a pool or spa heater. PROCEDURE FOR MAKING A CLAIM In order to obtain the benefits of the warranty, contact your selling dealer or Rinnai at 800-621-9419 for the location of the servicing dealer nearest you.

  • Page 5: Table Of Contents

    Specifications .............. 2,3 Warranty ................ 4 Owner's Installation Information ........6 Features of your new Continuum ........ 7 Safety Issues .............. 8,9 Basic Operation ............10 About Hot Water ............11 Scalds-First Aid ............11 Remote Control Operation ......... 12 Error Messages ............

  • Page 6: Warranty

    O W N E R ’ S I N S T A L L A T I O N I N F O R M A T I O N This product must be installed by a Rinnai certified installer. Failure to have the product installed by a Rinnai certified installer may result in a voiding of the product’s warranty.

  • Page 7: Features Of Your New Continuum

    Ignition is electronic, there is no pilot light. When the hot water tap is off, no gas is used. You save energy and money with the Continuum 2424WC. The temperature of the outgoing hot water is constantly monitored by a built in sensor. If...

  • Page 8: Safety Issues

    Always check water temperature by hand The water temperature can not be adjusted before entering a shower or bath. The when a hot water tap is open or when hot temperature may have been changed. water is flowing through the water heater. Do not clean Remote Control with Do not touch the cover or insert objects solvents.
  • Page 9 If the external Continuum 2424WC is Keep flammable materials, trees, shrubs etc. disconnected from the power supply and away from the Continuum 2424WC. freezing conditions are expected, turn off water and gas, and drain all water from the appliance. Water Off...

  • Page 10: Basic Operation

    TEMPERATURE CANNOT BE ADJUSTED WHEN ANY HOT WATER TAP IS OPEN, OR To operate the Continuum 2424WC simply turn WATER IS FLOWING THROUGH THE WATER HEATER. any hot water tap on, or initiate water flow through the unit with a circulating pump. This...

  • Page 11: About Hot Water

    W A T E R Hot Water Is Dangerous, especially for the young and the elderly or the infirm. The Continuum 2424WC allows you to precisely control the temperature of your hot water, ensuring safe hot water temperatures. Water Temperatures over 125°F can cause severe burns instantly or death from scalds.

  • Page 12: Remote Control Operation

    R E M O T E C O N T R O L O P E R A T I O N In Use Indicator Digital Monitor Indicates that a hot water I n d i c a t e s t h e s e l e c t e d tap is open.

  • Page 13: Error Messages

    The Continuum 2424WC has the ability to check its own operation continuously. If a fault oc- curs, an Error Message will flash on the Digital Monitor of the Remote Controls. This assists with diagnosing the fault, and may enable you to overcome a problem without a service call.

  • Page 14: Maintenance & Service Information

    5) Do not obstruct flow of combustion and ventilation air. In the case of any fault or error message from the Continuum 2424WC, first turn all hot water taps off. Wait for 5 seconds. Turn the hot water tap back on. If this does not correct the fault or eliminate the error message from the remote control, press the priority button on and off twice to reset the system.
  • Page 15 M A I N T E N A N C E & S E R V I C E I N F O R M AT I O N MAINTENANCE SUGGESTIONS This water heater has been designed and constructed for a long performance life when installed and operated properly under normal conditions.

  • Page 16: Trouble Shooting And Common Questions

    2424WC to the faucet. This can take from 2 to 10 or more seconds depending upon your plumbing system. - After I turn off the hot water tap, the fan on the Continuum 2424WC continues to run! - The fan is designed to be on for 65 seconds after the flow of water stops.This is to ensure constant water temperatures during rapid start-...

  • Page 17: Operating Instructions

    FOR YOUR SAFETY READ BEFORE OPERATING Warning: If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life. • A. This appliance is equipped with a direct igni- If you cannot reach your gas supplier, call tion device which automatically lights the the fire department.

  • Page 18: Care & Lime Condition Warning

    If you notice “LC” flashing on the remote key pad, this means the unit is beginning to lime up, and MUST be flushed. Contact a qualified Rinnai service technician to flush the appliance. Failure to flush the appliance when “LC” is flashing, will cause damage to the heat exchanger.
  • Page 19 Installer’s Instructions This section is for the Rinnai Certified Installer only. If you are not certified you are not authorized to install this unit. The warranty may be voided due to installation by a non-certified installer. For information on becoming a Rinnai Certified Installer, call 1-800-621-9419.

  • Page 20: Warnings

    - Toxic chemicals such as those used for boiler water treatment are NOT to be introduced to the Continuum 2424WC. - The Continuum 2424WC, if it will be used as a potable water source, it must not be connected to a system that was previously used with a nonpotable water heating appliance.

  • Page 21: Performance Data

    I N S TA L L E R ’ S I N S TA L L AT I O N I N S T R U C T I O N S C O N T I N U U M O U T L E T F L O W D A T A I N S TA L L E R ’...

  • Page 22: Locating The Unit

    I N S TA L L E R ’ S I N S TA L L AT I O N I N S T R U C T I O N S Locating the unit Eve, porche, or overhang Flue Continuum 2424WC Window Door Vent termination clearances Minimum A..Vertically below an openable window............12”...

  • Page 23: Recommended Piping For Installation

    R E C O M M E N D E D P I P I N G F O R I N S TA L L AT I O N Model 2424WC 800-621-9419...

  • Page 24: Power Failure Freeze Protection

    INSTALLER’S INSTALLATION INSTRUCTIONS OPTIONAL:Power Failure Freeze Protection www.rinnaiamerica.com Model 2424WC...
  • Page 25 INSTALLER’S INSTALLATION INSTRUCTIONS INSTALLATION WITH RECIRCULATION (i.e. Hair Salons, Restaurants, etc.) Model 2424WC 800-621-9419...
  • Page 26 INSTALLER’S INSTALLATION INSTRUCTIONS BACKUP STORAGE INSTALLATIONS (i.e. Hotels, motels and other high flow applications) www.rinnaiamerica.com Model 2424WC...

  • Page 27: Gas Piping Sizing Charts

    After determining the length of pipe required select the pipe size that will supply the cubic feet per hour of gas required for the input rating of the Continuum 2424WC. The formula for figuring the cubic feet per hour required is:...

  • Page 28: Gas Piping Notes

    1) A manual gas control valve must be placed upon the gas inlet connection to the Continuum 2424WC before it is connected to the gas line. A union can be used on the connection of the Continuum for the future servicing or disconnection of the unit.

  • Page 29: Water Piping Notes

    1) A manual water control valve must be placed upon the water inlet connection to the Continuum 2424WC before it is connected to the water line. Unions may be used on both the hot/cold water supply lines, for the future servicing or disconnection of the unit.

  • Page 30: Electrical Connection Notes

    2 An on/off switch must be provided and installed for the incoming 120VAC power. 3 Wire the Continuum 2424WC exactly as shown in the wiring diagram on the next page and on the inside of the cover panel. The blue wire is the hot leg wire;...

  • Page 31: Wiring Diagram

    I N S TA L L E R ’ S I N S TA L L AT I O N I N S T R U C T I O N S Wiring Diagram Model 2424WC 800-621-9419...
  • Page 32 I N S TA L L E R ’ S I N S TA L L AT I O N I N S T R U C T I O N S Wiring Diagram www.rinnaiamerica.com Model 2424WC...

  • Page 33: Lighting The Unit

    DO NOT TRY TO LIGHT THE BURNER BY HAND. 2) Before operating the Continuum 2424WC smell all around the unit for gas. Be sure to smell near the ground as leaking gas may settle there.

  • Page 34: Remote Controls

    I N S TA L L E R ’ S I N S TA L L AT I O N I N S T R U C T I O N S Remote Controls- General The remote control for the Continuum 2424WC allows the customer to control the functions of the water heater and to diagnose certain fault conditions.
  • Page 35 Note: If the cable cannot be run in the wall cavity, the plastic knockout should be re- moved from the top or bottom of the control to allow flush mounting with the wall Disconnect the power from the Continuum 2424WC. Remove the cover of the Continuum 2424WC.

  • Page 36: Testing

    11) Check the operation of the unit. Check the operation of each of the remote controls. Check the operation of the Power failure protection system. 12) Explain the proper operation of the Continuum 2424WC to the customer. www.rinnaiamerica.com Model 2424WC...

  • Page 37: Diagnostic Points

    I N S TA L L E R ’ S I N S TA L L AT I O N I N S T R U C T I O N S Diagnostic Points o l l o l l o l l µ...

  • Page 38: Schematic Diagram

    I N S TA L L E R ’ S I N S TA L L AT I O N I N S T R U C T I O N S Schematic Diagram www.rinnaiamerica.com Model 2424WC...

  • Page 39: Exploded View

    I N S TA L L E R ’ S I N S TA L L AT I O N I N S T R U C T I O N S Exploded View - Cabinet Model 2424WC 800-621-9419...
  • Page 40 I N S TA L L E R ’ S I N S TA L L AT I O N I N S T R U C T I O N S Exploded View - Internals www.rinnaiamerica.com Model 2424WC...
  • Page 41 I N S TA L L E R ’ S I N S TA L L AT I O N I N S T R U C T I O N S Exploded View - Internals Model 2424WC 800-621-9419...
  • Page 42 I N S TA L L E R ’ S I N S TA L L AT I O N I N S T R U C T I O N S Exploded View - Electrical www.rinnaiamerica.com Model 2424WC...

  • Page 43: Parts List

    I N S TA L L E R ’ S I N S TA L L AT I O N I N S T R U C T I O N S Parts List Quantity Part Number Description Number DU195-100-2 Casing Assembly BU155-110 Heat Protection Plate...
  • Page 44 I N S TA L L E R ’ S I N S TA L L AT I O N I N S T R U C T I O N S Parts List Number Description Part Number Quantity Ignition target AU168-325 Electrode AU168-321...
  • Page 45 I N S TA L L E R ’ S I N S TA L L AT I O N I N S T R U C T I O N S Parts List Part Number Quantity Description Number Plug Band B AU142-445 AU142-444 Drain...
  • Page 46 I N S TA L L E R ’ S I N S TA L L AT I O N I N S T R U C T I O N S Parts List Number Description Part Number Quantity Screw ZBA041OUK –...
  • Page 47 I N S TA L L E R ’ S I N S TA L L AT I O N I N S T R U C T I O N S Parts List Number Description Part Number Quantity “O” Ring (P16) M10B-2-16 “O”...
  • Page 48 Rinnai’s other fine products: The Silent Servant *North America’s only vent-free convection heater *99% efficient *whisper quiet *perfect for hard to heat areas The Energy Savers *Direct Vent Heating with style and performance *whisper quiet *available with multi-step set back...

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