Recent content by chrger1970

I was troubleshooting my Mastertemp 300 and changing all the usual sensors and the control board. I checked the thermal limiter and found the thermostat and the spring were gone. I’m thinking the spring must have rusted and the thermostat must be in the manifold. My question is, how far can that...

I checked the thermal regulator and found it was gone. So I ordered it an installed it today. I’m thinking the spring rusted away and the thermostat is somewhere in the plumbing. After installing it and trying to see if it worked, it have me a E01 code and would not go thru the cycle. I pulled...

What’s up guys? I have a master temp 300 that’s around 10 ½ years old and it giving me some problems. At first it was starting and then would cycle off with an AGS l.e.d light. So I changed the cheap stuff that I haven’t changed in years, high flow, glue and the mister and I’m waiting for the...

I know it’s been a while since your problem, but I’m having the same issue. Did your board look anything like this? I found some rust on it.

My 10 year old Master temp 300 will go thru its start up, I smell gas, it will start and the exhaust is warm then it stops and try’s to start two more times. I pulled the tap off and found what looks to be the U11 LED light on. I already changed the AGS, high limit and flue sensors. I bypassed...

I have control panel, part #73357. The heater would not work, so I pulled the panel out and found one of the relays was burned out. I tried to replace trh one of the relays that had burned out, but when I soldered the new one and put everything back together, it sparked when i turned the power...

My pool is close to 20 years old and I am in NJ which we all know is a freeze zone. The builder used flex pipe when the pool was installed around 20 years ago. Ive found in the past a kink in the flex pipe and it rots form the inside out. Im in the process of repairing another leak and found 2...

Anyone try replacing your DE filter drain plug with a valve? I want to do this so I can use a sock to catch all the DE and to hook up a hose to drain the filter so I can clean the grids. When I just drain the tank now it just makes a big mess with the DE and water going everywhere. Please let me...