Why is my Pentair mastertemp 400 not turning on?

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When did the Pentair mastertemp pool heater come out?

Pentair pool heaters come from the legacy of the Purex-Triton Minimax heater, when Pentair purchased the Purex company. In 2004, Pentair acquired the Sta-Rite company and it’s Max-E-Therm heater technology. The Pentair MasterTemp pool heater adopted the sealed combustion chamber with controlled exhaust design.

When does the service light come on on a Pentair pool heater?

Newbie here hoping to find some assistance. I have a Pentair Mastertemp 250 pool heater. When the heater is turned on, after a variable amount of time the service heater light comes on. It is almost always within the first 10 minutes of operation.

What are the error codes on the Pentair pool heater?

PENTAIR MASTERTEMP ERROR CODES CODE MEANING SFS STACK FLUE SENSOR E01 TEMPERATURE SENSOR E02 HIGH LIMIT SENSOR E03 THERMAL FUSE ERROR

Are there any recalls on Pentair pool heaters?

This recall involves Pentair Water Pool and Spa StaRite and Mastertemp pool heaters sold in various styles and models with manufacturing dates between December 22, 2020 and January 6, 2021. The manufacturing date, along with model number, can be found on the serial number sticker on the heater. Recalled Pool Heater Model Numbers

What’s the difference between a Pentair and Sta-Rite pool heater?

Just another way that Sta-Rite built a radically different heater. A completely redesigned pool heater that allows the Pentair MasterTemp and Sta-Rite Max-e-Therm heaters to be over 50% smaller in size and footprint. I sincerely hope that this post has helped you solve your pool heater problem!

Is the Pentair minimax pool heater still made?

The MiniMax pool heater design is no longer being made by Pentair, but parts will continue to be manufactured for years to come, so fear not if you have a Pentair Minimax, which shares a common gas pool heater design with other brands like Hayward and Raypak.

How are Pentair mastertemp pool heater parts arranged?

Pentair MasterTemp pool heater parts are arranged into 3 ‘parts buckets’ – Burner System parts , Electrical System parts, and Water System parts. The same is true for the StaRite Maxetherm heaters. Just another way that Sta-Rite built a radically different heater.

What does error code E01 mean on mastertemp 400?

MasterTemp 400 heater, when started, heats water for about two minutes, then shuts off and Service Heater light comes on with error code E01. On the circuit board, LED11 & J5 Temp-Fault lights are lit red. Thermistor was recently replaced. E01 is an indication that something is wrong with the temperature circuit.

What makes a Pentair pool heater heat up?

The air space above the burners heats up, which heats the copper finned tubes laying on the top of the combustion box. The water circulating through the copper heat exchanger tubes absorbs the heat, and exits the heater a few degrees warmer than when it entered.

How big is a Pentair mastertemp heater meter?

This meter fed not only the 1.5″ line to the 400k btu Mastertemp heater, but a 1.5″ line into the newly remodeled house. I recommended calling the gas company to change out the meter, which they do for FREE.

When did mastertemp high performance pool heater come out?

Pentair Water Pool and Spa StaRite and Mastertemp pool heaters manufactured between December 22, 2020 and January 6, 2021 recall. 4.7 out of 5 stars. Read reviews for MasterTemp High Performance Pool Heater This action will navigate to reviews. 5 out of 5 stars. I love installing mastertemps.

Can a Pentair pool heater be turned off?

The water pressure switch should be adjusted to turn the heater off when the pump is off. Setting the switch to close at too low of a flow can damage the appliance. Adjust the switch to turn the heater off, not on. Note: Turn off power to unit prior to attempting service or repair.

What should voltage be on Pentair pool heat pump?

Check supply voltage to the heat pump. Supply voltage should be between 208 and 260 volts. Check to see if a phase is out. Should have 120 volts to ground and 240 volts across power legs. HIGH REFRIG Alarm: Refrigerant high pressure switch is open.

What is high water temp alarm on Pentair pool?

HIGH WATER TEMP Alarm: Water temperature above 108°F. Bad Thermistor or bad control board. Test water temp to see if it is correct, if not, use the 10k ohm resistance test to verify thermistor. If bad, replace thermistor. If good, replace control board. LOW WATER TEMP Alarm: Water temperature below 40°F.

Why is my pool heater not turning on?

Solution: If your pool heat pump isn’t receiving the power it needs from the breaker, then it won’t power on at all. But if the heat pump was previously working and no longer turns on, a damaged electrical connection could be the problem.

How old is Pentair Master temp pool heater?

Pentair master temp heater less than 2 years old working fine then service light came on called warranty claims and pentair sent tech out who only tested water and then said our chemicals were off – h… read more Michael Ferryman 1,336 satisfied customers Pentair swimming pool heater with error code r-13. In gound

Is the service heater light on on my Pentair pool?

Pentair pool heater troubleshooting: service heater light is on! My pentair heater has a red “service heater” light on and the error code r13 appears when it starts up. It’s not running.

Is the mastertemp pool heater the same as the Max-E therm?

The controls and circuit boards for the Max-E-Therm and the MasterTemp are fairly identical. Even the new MasterTemp aboveground pool heater has the same design, and the same troubleshooting procedure. The error codes below can get you started with understanding what your heater is trying to tell you.

How to troubleshoot a Pentair mastertemp pool heater?

Our Pentair Mastertemp Troubleshooting Guide starts with the error codes shared by both models, and follows into a 6 page flowchart to step by step troubleshoot a Pentair or Sta-Rite pool heater, and get it firing again fast! The burners on this type of MasterTemp/Max-e-Therm heater are quite unique from previous generation pool heaters.

Pentair pool heater troubleshooting: service heater light is on! My pentair heater has a red “service heater” light on and the error code r13 appears when it starts up. It’s not running.

Why is the Red Service System light on on my Pentair spa?

Friday evening we went to heat the spa, only to find that the temp did not rise after 15 minutes. So I went to the Pentair MasterTemp 400 and saw that the red Service System light was on, and read that it is a pressure/flow issue. I intended to clean the filter soon since it had been awhile, so early the next day I took it apart.

What kind of pool heater does Pentair use?

Is the Pentair mastertemp and starite Max E therm the same heater?

Although everything else on that seems to be working fine. The Pentair MasterTemp and the StaRite Max-e-Therm are the same heater in a different case. They use all of the same parts. If it’s a StaRite part, it should be ok.

What’s the normal code on a Pentair mastertemp 400?

The 126 is the normal code displayed at boot up of the heater. What temp is the ET set to? What temp does the ET say the water is? Is the heater also cranked all the way up to 104 on the spa setting?

How does the mastertemp pool and spa heater work?

The MasterTemp heater is a compact, lightweight, efficient, induced-draft, gas fired high performance pool and spa heater that can be directly connected to schedule 40 PVC pipe. The MasterTemp heater also comes equipped with the Pentair multifunction temperature controller which shows, at a glance, the proper functioning of the heater.

What should I do if my Pentair pool heater is not working?

Pentair said to check the High Limit Swith and the Automatic Gas Shutoff Switch. I created jumpers to bypass each switch. I tested one, then the other and then both at the same time. No luck. I called Pentair again and they said it is water pressure or gas pressure. Water pressure is fine and I don’t have a way to test the gas pressure.

Where is the AGS light on a Pentair pool heater?

On the back of the control pad the AGS light is on. Pentair said to check the High Limit Swith and the Automatic Gas Shutoff Switch. I created jumpers to bypass each switch.

How does the Pentair mastertemp 400 pool heater work?

Thankfully, the Pentair MasterTemp 400 won’t bother you when you’re lounging in your swimming pool. The control panel displays the water temperature, and five led lights give you system status and indicates when your pool heater needs servicing.

Which is the best Pentair pool heater to buy?

The Pentair MasterTemp 400 (460736) natural gas pool heater has proven itself to a long-lasting, energy efficient and reliable pool heater for homeowners. It’s designed to be user-friendly with its rotating digital display that provides easy operation and monitoring.

Which is better Pentair mastertemp 400 copper or nickel?

Copper-nickel is typically used for marine applications due to their excellent resistance to seawater corrosion. Bottom line: The Pentair MasterTemp 400 HD will definitely last longer than the standard MasterTemp 400 copper model but the HD model also will cost you more money.

When did Pentair stop making ASME heaters?

For ASME Heaters Manufactured after 3/24/09 (Tub Design w/Clamp Ring). For ASME Heaters Manufactured After 3/24/09 (Tub Design w/Clamp Ring). For ASME Heaters Manufactured after 3/24/09 (Tub Design w/Clamp Ring). For ASME Heaters Manufactured after 3/24/09 (Tub Design w/Clamp Ring).

What’s the temp on my Pentair pool heater?

My display on my pentair master temp heater is reading my pool temperature at 107 degrees and therefore it does not allow my heater to kick on. The actual temperature is about 80 degrees. There are no service lights on.

What’s the part number for a Pentair Master heater?

The part number you’d need is NNN-NN-NNNN and they only run around fifty dollars or so and are pretty easy to change yourself if that’s something you want to do.