Trending Topic of the Month

• The Importance Of Flushing And Cleaning Your Tankless Water Heater

Eccotemp Full Catalog

• Eccotemp Full Product Catalog

Eccotemp Protection Plan

• Eccotemp Protection Plan (Diamond Plan)
• Eccotemp Protection Plan (Gold Plan)
• Eccotemp Protection Plan (Silver Plan)
• ECCOTEMP PROTECTION PLAN TERMS AND CONDITIONS

The NEW Eccotemp Tankless Tune-Up

• Eccotemp Whole Home Tankless Tune-Up
• Eccotemp Portable Tankless Tune-Up

Product Warranty

• 20H/20HI Warranty *English
• 40H/HI Tankless Water Heater
• ET Series
• L5 Portable
• L7 Portable
• L10 Portable

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Product Manuals and Registration

• Eccotemp 20H/20HI Tankless Water Heater Manual
• Product Registration
• Eccotemp EccoFlo Pump Manual *English
• Eccotemp EccoFlo Pump Manual *Español
• Eccotemp EccoFlo Pump * français
• Eccotemp EccoFlo Pump Handbuch *Deutsch

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Diagram of Parts

• Eccotemp L7 Diagram of Parts
• Eccotemp 45HI Diagram of Parts
• Eccotemp 45H Diagram of Parts
• Eccotemp iE Series Diagram of Parts
• Eccotemp EM Series Diagram of Parts
• Eccotemp FVI-12 Diagram of Parts

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Product Comparison Charts

• Eccotemp Portable Product Comparisons
• Eccotemp Whole Home Product Comparisons
• Eccotemp Electric Product Comparisons
• Eccotemp Mini Tank Product Comparisons
• Eccotemp NEW!!! EL-22 Whole Home Series Product Comparisons

The Eccotemp EccoFlo Pump

• EccoFlo General Troubleshooting
• EccoFlo Pump Manual
• NEW!!! Eccotemp EccoFlo Pump

Eccotemp L5 Portable Tankless Water Heater

• L5 Photos
• Eccotemp L5 Manuals
• My Portable Water Heater Won't Light: NO CLICKS!
• My Portable Water Heater Won't Stay Lit
• How to Raise and Lower the Water Temperature On My Portable Tankless Water Heater
• How to do a Water Pressure Adjustment

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Eccotemp L7 Portable Tankless Water Heater

• L7 Photos
• Eccotemp L7 Manual
• How to Raise and Lower the Temperature on My Portable Tankless Water Heater
• How to do a Water Pressure Adjustment on Your Water Heater
• How to Replace the Microswitch on the Eccotemp L7
• How to Replace the Over Temperature Sensor on the Eccotemp L7

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Eccotemp L10 Portable Tankless Water Heater

• L10 Photos
• Ticket Example: My L10 is not staying on
• Ticket Example: L10 comes on, then shuts off
• Ticket Example: My L10 won't stay lit
• TS: Water is flowing, but it's not hot
• TS: Water not hot enough

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Eccotemp FVI-12 LP/NG Whole Home Tankless Water Heater

• E3 Error Code on my Whole Home Unit: FVI12-LP/NG
• Ticket Example: FVI12-LP/NG Water Pressure Adjustment
• FVI-12 Photos
• Ticket Example: FVI-12 Intermittent Temperature Reading
• Ticket Example: FVI-12 shuts down when I mix hot and cold
• TS: FVI12 E7

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Eccotemp i12 Whole Home Tankless Water Heater

• Which Computer Board Do I Need For My i12 Tankless Water Heater?
• TS: i12 Getting E5 error code
• i12 Photos
• TS: Troubleshooting tips for the i12 model
• TS: Error Code Table i12 model

Eccotemp 40 Series Whole Home Tankless Water Heater

• How to: Install the flow sensor
• How to: Clean filter screen
• How to: Draining and Flushing
• TS: Troubleshooting guide for 40 Series
• TS: E1 Error Code 40 Series
• TS: Displaying squares

The Eccotemp 20H/20HI Series

• The Eccotemp 20 Series Manual
• 20H/20HI Error Codes
• Photos of the 20H/20HI

Eccotemp 45 Series (45H/45HI) Whole Home Tankless Water Heater

• How to Replace the Flame Sensor on the 45 Series
• How To Replace the Over Temperature Sensor on the 45 Series
• Gas Piping Facts: Information for properly sizing gas lines for use with tankless water heaters
• Gas Pipe Sizing and how it affects the functionality of your 45
• 45H Photos
• 45-HI Photos

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Eccotemp EL-22 series (EL-22/EL-22i) Whole Home Tankless Water Heater

• EL22/22i - Error Code: E8
• EL22/22i - Error Code: E7
• EL22/22i - Error Code: E6
• EL22/22i - Error Code: E5
• EL22/22i - Error Code: E4
• EL22/22i - Error Code: E3

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Eccotemp iE Electric Tankless Water Heater Series (iE-11/iE-18/iE-24/iE-27)

• iE Series Photos

Eccotemp EM Mini-Tank Water Heater Series (2.5/4.0/6.0/7.0)

• EM Series Photos (2.5/4.0/6.0/7.0)
• TS: Water is too hot
• TS: Water is leaking
• TS: Water does not get hot
• TS: Indicator light not on
• TS: Brown Water or Odor in Water

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Eccotemp EZ Flush System Descaler Kit

• Safety Data Sheet: EZ Flush Water Heater Descaler
• EZ-Flush Descaler Kit and Why You Need One!
• EZ-Flush System Descaler Kit Photos
• Descaling Instructions
• Why do I need to Flush and Descale my Eccotemp?

Eccotemp CEL5 Portable Tankless Water Heater (EU)

• CEL5 Photos
• Eccotemp Systems, LLC Limited Warranty Information
• TS: CEL5 Not working
• TS: CEL5 turns on then off
• TS: CEL5 will not ignite
• TS: CEL5 igniter keeps clicking and then shutting off

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Eccotemp CEL10 Portable Tankless Water Heater

• Eccotemp Systems LLC Limited Warranty
• TS: My CEL10 won't ignite

EP Series (2.4/7.0)

• TS: General Troubleshooting the EP-7.0 Without An Error Code
• TS: General Troubleshooting the EP-7.0
• TS: General Troubleshooting the EP-2.4 with no error code
• TS: General Trouble Shooting for the EP 2.4

Schneider's Insta-Hot Portable Tankless Water Heater

• Schneider's Insta-Hot Photos
• TS: Instahot General Troubleshooting

Schneider's Insta-Hot Power Max Portable Tankless Water Heater

• Schneider's Insta-Hot Power Max Photos

Eccotemp Portahot Portable Tankless Water Heater

• How to: Cleaning Filter Screen
• TS: Portahot not igniting
• Portahot Series Warranty
• Troubleshooting Guide
• Portahot Photos

Store Locator

• Store Locator

US Return Policy

• US Return Policy Details

Gas Pipe System Facts

• Gas Pipe System Sizing
• Gas Piping Facts: Information for properly sizing gas lines for use with tankless water heaters

Frequently Asked Questions

• Tariffs And What That Means For Eccotemp
• Which Unit Should I Use For My Radiant/Floor Heating Needs?
• Safe Practices For Operating Your Portable Tankless Water Heater
• How to Bypass the Over-temp Sensor on the L7
• How to Select the Right Size Tankless Water Heater
• Learn about Eccotemp Tankless Water Heaters

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General Servicing and Water Heater Maintenance

• Oxidation near salt water Policy
• How to Clean a Tankless Water Heater with the Flow-aide System Descaler Kit & Biodegradable Solution
• How to Remove Lime Scale from a Tankless Water Heater
• Keeping a Tankless Water Heater Efficient
• Service Valve Basic Information (Tankless Water Heater Lead Free Service Valve Sets)
• Service Valves Basic Information (Safety Relief Valves, Steam Safety Relief Valves)

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Winterizing and Maintenance

• Winter is Here: How to Prepare Your Tankless Water Heater
• Freeze and Gas Warning
• Winterizing your Tankless Water Heater

Troubleshooting Help

• My i12 won't start
• Ticket Example: FVI12-LP/NG Water Pressure Adjustment
• L7 will not ignite
• L7 Orange / Yellow Flame
• TS: L5 Unit produces warm/tepid water, Not Hot!!
• TS: My 45H will not power on

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DIY Projects

• How to Live Off the Grid: A Beginner's Guide (FOXNEWS)
• Eccotemp L7 Outdoor shower setup
• Eccotemp i12-LP Tankless Water Heater Review"
• Installing the L10: My Alaska Dream
• Eccotemp L5 on a Boat Installation Setup
• Testing the FLOJET

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Real-life Reviews

• Best Eccotemp Tankless Water Heater Reviews
• FVI-12 Review from Best-Water-Heaters.com
• My Empty Nest & My Tiny Perch: 45H Review
• L5 Tankless Water Heater WOW!
• Eccotemp Tankless Water Heater Reviews: A List of Top Products
• Eccotemp Tankless Water Heater Reviews

See all 18 articles

Product Overview Videos

• Eccotemp L10 Portable Tankless Water Heater
• Eccotemp L5 Portable Tankless Water Heater

Shipping During the HOLIDAYS

• Holiday Shipping: Which method should I ship?