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ECS Upgrade for SW Double Wall Heaters, Kits 27035, 27036, 27037
Technical Instruction Document
TID-0142_0A
12/30/2014
AERCO International, Inc.
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100 Oritani Dr.
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Blauvelt, New York 10913
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Phone: 800-526-0288
Page 19 of 24
Figure 3-1. DW-68 Double Wall Water Heater With ECS Control System &
CXT-E Control Valve (Sheet 1 of 2)