Waiwela PH-28R - User Manual

Questions and Answers

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conradkimberlyAug 3, 2025
Why is my Waiwela PH-28R water not hot enough?
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  Cathy ThompsonAug 3, 2025
  If your Waiwela Water Heater is not providing water hot enough, first, ensure that the temperature setting isn't too low and increase it if necessary. Check that the gas valve is fully opened. If the gas supply pressure seems low, contact your gas company to inspect the gas meter and piping size. If there is bleed over in one of the hot water fixtures, call a dealer for service.
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Kaylee ValentineAug 7, 2025
What to do if Waiwela Water Heater water is too hot?
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  kennedycalebAug 7, 2025
  If the water from your Waiwela Water Heater is too hot, the temperature might be set too high; try decreasing it. Also, check that the water shutoff valve is fully opened. If only a small amount of water has been heated, allow more water to flow.
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Olivia DrakeAug 11, 2025
How to fix Error Code 11 on Waiwela PH-28R Water Heater?
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  Kelly DavisAug 11, 2025
  Error Code 11 on your Waiwela Water Heater typically indicates that the gas shutoff valve is not completely open. To resolve this, ensure the gas shutoff valve is fully opened.
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Shannon KellyAug 15, 2025
What does Error Code 12 mean on Waiwela PH-28R?
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  Scott YangAug 15, 2025
  Error Code 12 on your Waiwela Water Heater suggests that the gas service has been interrupted, or if it's an LP model, the LP gas is running low. Contact your gas utility company or refill/replace the LP gas cylinder.
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Christina BlackAug 20, 2025
What to do for Error Code 15 on Waiwela PH-28R Water Heater?
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  elizabeth36Aug 20, 2025
  Error Code 15 on your Waiwela Water Heater means that the hot water faucet is not opened enough. Open the faucet more to ensure sufficient water volume.
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Savannah JonesAug 25, 2025
What causes Error Code 05 on Waiwela Water Heater?
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  Melanie ChangAug 26, 2025
  Error Code 05 on your Waiwela Water Heater indicates that the air intake or vent termination may be blocked, or the vent pipes on the concentric vent termination may not be connected properly. Remove any obstructions from the air intake or vent termination. Contact a dealer for service.
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wleeOct 28, 2025
How to fix not enough hot water in my Waiwela Water Heater?
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  Janet AlvaradoOct 29, 2025
  If your Waiwela Water Heater isn't providing enough hot water, start by checking if the water shutoff valve is fully opened. Also, make sure the hot water faucet is completely open, as the burner might shut off if the water volume is too low. Inspect for frozen water pipes and allow them to thaw. Verify that the unit is turned 'ON' via the remote control and that the temperature isn't set too low. Increase the temperature setting if needed. Ensure proper electricity and adequate water supply are available. Clean the water inlet filter and the fixture aerator if clogged. If you have a mixing valve, check it for malfunctions and replace it if necessary. Increase the water flow if there isn't enough water demand. If an error code is displayed, refer to the error code instructions, and if scal...