GeneralAire ERV 3220 - Manual (Page 7)

The SPM TM system is supplied
with the HRV or ERV to allow
one person mounting of unit.
SPM TM
attachment system
The entire line of
GeneralAire HRV/ERV
products is designed for
installation by a single
person. “Single Person
Mounting TM ” will enable you
to save time and effort by offering
you a variable attachment system
and maximizing your basement
space.
TIPS
to installer
If unit is not level, improper
drainage will occur and could lead
to moisture and leakage problems.
TIPS
to installer
It is recommended to use
approximately 16" of flexible duct
(supplied in kit) between the HRV
or ERV and your rigid duct (see
figure 6.1). The flex duct is
mounted the same way to the HRV
or ERV as the insulated flex close
on step 6 (see figure 6.2).
figure 5.1 Place HRV/ERV on a stepladder.
figure 5.2 Attach your four straps to the
floor joist making sure that you attach
thru the washers and the grommets. figure 5.3 Pull on the middle strap and
gently push upward on the unit. Then
repeat procedure on other side. figure 5.4 When completing the
procedure make sure that the HRV or
ERV is leveled.
5. Installation of the HRV/ERV
6. Rigid duct
figure 6.1 Mount flex to HRV/ERV. figure 6.2 Mount flex to rigid duct.
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