IO-123090-GFW-020113
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©2013 AirMark
with check valves, remove any extra check valves
except for the one supplied with the fan coil
g. The air handler is undersized for space being
heated
h. Water heater is undersized
Note: All units installed in Massachusetts are
required to be in compliance with CMR 248
Massachusetts State Plumbing Code and/or
Massachusetts Fuel Gas Code.
These codes require the use of an optional pump
timer to circulate the hydronic loop independent of
the thermostat.