Broan 331H Installation Instructions Manual page 10

7. HORIZONTAL DISCHARGE INSTALLATION (INTERNAL BLOWER(S) O NLY)
Slide the blower to disengage its flange from the retaining bracket.
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Flip the blower and engage its
flange in the back wall retaining
bracket.
Using a 5/16" socket and the
screws previously removed, secure
the blower to the hood.
Plug the blower in.
NOTE FOR DUAL BLOWER HOOD ONLY: Cut off the plastic tie wrap on left motor cable.
8. INSTALLTHE ADAPTERAND THE TRANSITION(IF NEEDBE)
(INTERNALBLOWERHOOD ONLY)
Using standard 3/8" screws provided,
secure the adapter to the top (or
back) of the hood (2 screws for a
3W' x 10" adapter/damper and
4 screws for a 4Y2"x 18Y2"adapter).
Seal the adapter to the hood using
duct tape. For round ducting, install
an appropriate sized transition and
seal the joints with duct tape.
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9. INSTALLANKE60 REClRCULATION KIT (NONDUCTED INSTALLATION ONLY)
Refer to the installation sheet included with the recirculation kit for details.
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