User Guide

On-Demand Rack System • 17
MAINTENANCE / SPECIFICATIONS
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53.09 in.
Pipe Lengths:
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NOTES:
1. TOP-MOUNTED AIR SUPPLY INLET/EXHAUST VENT ARE USED WITH INDOOR MODELS ONLY.
2. INDOOR AND OUTDOOR RACK SYSTEMS HAVE IDENTICAL DIMENSIONS. EXCEPTION: INDOOR MODELS HAVE
TOP-MOUNTED INTAKES AND EXHAUSTS. OUTDOOR MODELS DO NOT.
41.54 in.
20.75 in.
(INLETS)
20.75 in.
(EXHAUSTS)
SEE NOTE 1.
30.50 in.
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NOTICE:
• Your configuration may
include two, three, or four
water heaters.
• Indoor models are shown in
these graphics. However,
some configurations include
outdoor models. The
dimensions are the same
except as noted in the
footnotes below.