Installation Manual
40 Rinnai Tankless Rack System (TRS) Installation Manual
End caps are eld-supplied and must be the following materials:
• Cold water cap - Brass or Copper
• Hot water cap - Brass or Copper
• Gas cap - Black Iron
When ow direcon and gas supply side are determined, the other (opposite) side of the manifold must be
capped. See the example below.
Leak check the capped ends of the manifolds.
Piping End Caps / Connecons
Hot Out
Cap
Gas In
Cap
Cold In
Cap