Plumbing Connections; Hot Water - STIEBEL ELTRON Accelera 220 E Operation And Installation Manual

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Plumbing connections

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Hot water

1 Vacuum breaker
2 Hot water connection (1˝ NPT)
3 Mixing valve (optional, supplied by installer)
4 Connection for T&P valve (¾˝ NPT)
5 T&P valve ¾˝ NPT, 0.69 MPa @ 99°C (100 psi @ 210°F) (supplied with unit)
6 Expansion tank (required, supplied by installer)
7 Straight-through shut-off valve (supplied by installer)
8 Check valve (required, supplied by installer)
9 0.48 MPa (70 psi) pressure reduction valve (required, supplied by installer)
10 Cold water connection (1˝ NPT)
11 Condensate drain (¾˝ NPT to ½˝ barbed elbow, supplied with unit)
12 Drain valve (supplied by installer)
13 Drain pan (supplied by installer)
14 Condensate spillover
6 | Accelera® 220-300 E
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11
4
2
10
1
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Cold water
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5
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