If age and deterioration is the cause of your leak you will need to call a professional plumber to replace your water heater.
Atwood water heater tank leaking.
Lastly the most common cause of a leaking water tank.
Otherwise you risk severe damage t.
Using a rug mop or paper towels wipe the puddles of water on the rv s floor or surface that you suspect is coming from a leak.
If you ve positively ruled out the inlet and outlet to the water heater and the temp pressure relief valve the only 2 other things i can think of are the drain cap on the exterior and the tank itself.
It s not the fitting but actually on the tank inlet.
The tank would probably only leak if it suffered freeze or collision damage.
Salt and other chemicals in the sediment may lead to premature rusting or corrosion inside of a water heater and eventually cause pinhole leaks to form.
That spells trouble and has to be remedied.
If the valve was removed recently it s possible it is now failing to seal properly.
Observe if water will again appear sometime after you finish drying up.
Any way to repair this.
If the water heater is heating the water too much the excessive pressure may be causing the t p valve o leak.
Looks like we have a leak on our inlet side of the atwood water heater a pinhole leak in the part that connects to the pex.
That is caused by the pressure imbalance between the hot and cold water sides of the plumbing system the pressure imbalance is caused by this trapped air at the top of the water heater s tank.
On a recent trip our water pump kept cycling about once every 20 seconds.
As discussed above when sediment builds up in the bottom of a water tank for years and years it will eventually corrode through the bottom of the tank and begin to leak.
The leaking t p valve may indicate the overall water pressure in.
Once a pinhole leak is opened up the pressure of the water inside the tank forcing its way through the opening will cause the leak to get larger over time.
Tightening the valve or.