Check Valve for Water Heater with 1/2 Inch Male MPT Fittings  

Antifreeze leaking into the water heater could be remotely caused by a bad check valve, however, this would all depend on the location of the check valve. Generally speaking, there are only 2 check valves installed in the plumbing system for an RV.…

The Valterra Check Valve for RV Fresh Water Systems, #P23415LFVP has the 1/2" MPT or Male Pipe Thread, there is no O-ring needed. I suggest using the Valterra PTFE Thread Seal Tape - 1/2" Wide x 520" Long Item #A05-0265.

I went ahead and checked to see what we have, and the closet option I could find to what you're needing is the: -Valterra Check Valve for RV Fresh Water Systems #P23415LFVP. This is a brass check valve that features dual 1/2" MPT ends. The…

You should only need the Valterra Check Valve for RV Fresh Water Systems #P23415LFVP at the cold inlet of your water heater. Typically you will have a total of three fresh water check valves; one at the cold inlet to the water heater, one at the city…

Brass fittings like the #P23415LFVP can be difficult to remove. Especially if there was thread locker or thread tape used. It's hard to say how much force you'd need but you might try heating up the fitting to release any thread locker.

The Valterra 1/2" check valve #P23415LFVP fresh water backflow preventer has an arrow stamped between the threading and the nut. It can be difficult to see, if you don't look closely. You should install the backflow preventer with the arrow…

You'll want to replace the check valve with the part #P23415LFVP if the internal components of what you have now are coming out.

In order to determine the torque rating for the lug nuts on your trailer you will need to know check out the chart I attached that shows all of the torque specs for all the trailer lugs available based on stud size, wheel material and wheel size.

Trailer wheel bearings are specific to the spindle that is installed on the axle that is on your trailer. You will need to safely support the trailer, remove the wheel and tire, remove the grease cap, remove the cotter pin and washer that secures the…

Even though I cannot comment specifically on the grease you used because I am not familiar with it, I can tell you the best grease for trailer bearings is a a grease with a rating of GC-LB, which just means it is made to withstand very high…

To determine the size of the hub assembly you need to purchase you have to determine which bearings are in the old assembly. If the old assembly has L44649 inner bearings, you would use the hub you chose #8-258-5UC1. If the inner bearings are marked…

To determine the size of the brake assemblies you need you have to measure the depth and width of the hub drum on the axle like what you see in the picture I attached. The most common size is 2-1/4 inch wide like the #T4071600-500 that you…