AERCO SmartPlate - Manual (Page 15)

SmartPlate Installation, Operation & Maintenance Manual
CHAPTER 2 – INSTALLATION
OMM-0069_0E AERCO International, Inc.  100 Oritani Dr.  Blauvelt, NY 10913 Page 15 of 138
SP-100 Phone: 800-526-0288 PRI: 11/26/2013
2.4 HEATING FLUID AND DOMESTIC HOT WATER (DHW) PIPING
The diameter of the heating fluid (hot boiler water) and DHW piping will depend on the Model
Number and size of the SmartPlate Water Heater being installed. Refer to the Pipe Sizing Chart
in Table 2-1 for applicable piping sizes.
Table 2-1. Pipe Sizing Chart
SmartPlate Model No. Pipe Diameter
Single-Wall
SP23 1.5 inches
SP33 1.5 inches
SP45 2.0 inches
SP69 2.0 inches
SP150 2.0 inches
Double-Wall
SPDW23 1.5 inches
SPDW32 1.5 inches
SPDW42 2.0 inches
SPDW61 2.0 inches
SPDW113 2.0 inches
CAUTION
Two pipe wrenches MUST be used when installing boiler water
and DHW piping unions to prevent pipe rotation and avoid leaks.
The locations and spacing for the SmartPlate heating fluid (hot boiler water) and DHW piping
are provided in Dimensional Drawings AP-A-846 (Single-Wall) and AP-A-847 (Double-Wall)
which are included in Appendix D of this document. In addition, sample piping diagrams are
provided in Appendix C for single and multiple SmartPlate Water Heater installations.
IMPORTANT
When the SmartPlate Heater is shipped from the factory, all four isolation
ball valves and the drain valve (Figure 1-3) are opened. Close all valves
during installation. Do not open the valves until instructed to do so in
Chapter 5 of this manual.