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Hi Guys, Recently noticed that my threaded fitting coming out of my Whisperflo is starting to drip. We've had a few hard freezes recently in Georgia and I'm just wondering if something cracked in there. It doesn't drip every single time the pump runs but it's regular enough for me to notice...

Hi there, I have a Pentair Whisperflo 1.5HP (non variable) that’s 9 years old and still going strong. We live in Georgia and don’t close the pool so in Dec/Jan/Feb it will run in frost protection mode. I was thinking about proactively replacing the motor (WF-6) in the fall so that I don’t have...

Hi TFP Crew, Seems like a never-ending saga with these Mastertemp 400 units. I went outside to put my hot tub on and the heater turned on spun up the fans, ignited for about 3 seconds then ignition stops completely. You can smell a bit of the burned natural gas as expected coming out of the...

Hello everyone, I've resolved my issue and thought I would share just in case anyone else comes across this. I have a 5-year old Pentair Whisperflo (1.5 HP) (Model #011518). About 3 days ago it came to my attention that my pump wasn't running. I went back to the control box and verified that...

This may be related to my previous issue, but I'm at wits end trying to figure out what could be my issue now. https://www.troublefreepool.com/threads/solved-mastertemp-400-service-heater-light.196111/ For the past few weeks I can not get my heater to stay lit for more than a second. When I got...

Hi there, I have a 4-year of Mastertemp 400. Recently, we discover a family of mice were living in the heater and had urinated all over the control boards internally. The heater would turn on, the blow would turn on, and then the heater would fail to light and eventually light of the...