1B+ II Water Wizard Water Heaters HE-110
Installation, Operation & Maintenance Manual OMM-0063_0D
11/28/2018 Page 7 of 50
AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, New York 10913
• Phone: 800-526-0288
• Pressure & Temperature Relief Valves – size and number furnished as required in
accordance with the design BTU output of the heater – first two located in the heater Top
Head as shown in Figure 1a, 1b, 1c, and 1d. The third, if furnished, to be installed in the hot
water outlet piping by the user as shown in Figure 2.
• Union Orifice – located in the Condensate Outlet (Figure 12, Item 55) – required in place of
a steam trap to ensure complete condensation of the steam within the heater.
• Check Valve – located in the Condensate Outlet (Figure 12, Item 53).
2.4. ALL OTHER ITEMS
Stop valves, check valves, strainers, unions or flanges, and other piping and fittings as shown in
Figures 3 through 6 – are to be furnished by USER.
NOTE:
This instruction covers only the heat exchanger portion of the model B+
packaged heater assembly. Separate instructions are included in this package
covering steam control valve, the over-temperature limit system and its
components, and other accessories included in the heater package.
NOTE:
The AERCO Helitherm heat exchanger carries the standard AERCO warranty
against defective material and workmanship. However, AERCO cannot honor its
warranty if the installer or user deviates in any way from the instructions and
precautions included herein and/or make any alteration of the equipment from
that furnished without the written approval of AERCO.
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