Apollo RP4A common freeze damage to the relief valveWhen inspecting the RP and the checks test fine, but the relief valve does not open here is what we often find. The good news is that it’s relatively inexpensive for parts and a quick fix.
When inspecting the RP and the checks test fine, but the relief valve does not open here is what we often find. The good news is that it’s relatively inexpensive for parts and a quick fix.
