Pentair Pool Heater Mastertemp 400 Problems

Pentair Pool Heater Mastertemp 400 Problems. I suspect that the majority of issues that customers have with the pentair 460736 mastertemp 400 is due to having an inadequate pool system — or they fail to maintain the correct pool chemistry. Everything in my pentair mastertemp heater is working properly except the lcd screen that displays the temp.

Pentair Mastertemp 400 Service System Light Rona Mantar
Pentair Mastertemp 400 Service System Light Rona Mantar from ronamantar.com

My pool heater is a pentair 400. I am having the same problem. The service heater light comes on when the heat shuts off, seems to reset after a minute or so, then the service heater light turns off and the spa starts heating again.

Heating System And Correct Chemical Maintenance Of The Water Will Ensure Years Of Enjoyment.


Tfpc (trouble free pool care) is a methodology, not. Heater exchanger is more than 135°f. Everything in my pentair mastertemp heater is working properly except the lcd screen that displays the temp.

If Your Ph Is Low Then Your Water Essentially Acid, And Will Quickly Destroy Your Heat Exchanger.


My pool heater is a pentair 400. The error code err ign comes up in the pentair heater when the ignition control module fails to ignite the heater. The manufacturing date, along with model number, can be found on the serial number sticker on the heater.

When I Set The Heater Temp To 100 Degrees, The Burner Turns On And It Heats Up The Water Until It Reads 100 Degrees, As Requested On The Display.


Hi all, i just had a new pool finished and am having difficulty getting the heater to ignite. Then go to the heater controls and press spa on. Tfp is the largest and most influential pool & spa website on the internet.

Now Once You Put The Power Back On, Your Pentair Heater Shouldn’t Show The Error Code Err Afs.


I suspect that the majority of issues that customers have with the pentair 460736 mastertemp 400 is due to having an inadequate pool system — or they fail to maintain the correct pool chemistry. Air flow switch open err afs if adequate air flow through the blower is established within 60 seconds the heater will resume normal opera on. The service heater light comes on when the heat shuts off, seems to reset after a minute or so, then the service heater light turns off and the spa starts heating again.

Individuals Frequently Befuddle Or Term This Spillage As.


It does heat the spa about 1 degree every cycle. The mastertemp heater also comes equipped with the pentair multifunction The other thing is the heater turns off continuously when the temperature gets above around 87.