INSTALLATION INSTRUCTIONS
356NDK DUCTLESS CONVERSION KIT FOR THRU SOFFIT VENTING
FOR USE WITH PM250 POWER MODULE
1. Install PM250 per installation instructions shipped with power module.
2. Remove aluminum filter and replace with combination filter furnished with kit and aluminum filter that was
removed.
3. Locate front soffit cutout by determining centerline of hood for vertical centerline and 25” from top of hood
liner for horizontal centerline.
4. Layout a 4” vertical, 10” horizontal pattern and cut opening in soffit.
5. If bottom of soffit is covered, cut hole to allow insertion of 7” round to 4” x 10” angle boot furnished with kit.
6. Insert 90 degree angle boot into 7” pipe then insert boot into soffit and align with Cutout. Place 7” pipe on
unit’s outlet.
7. Tape joint and seal around pipe to prevent air leaks.
8. Install grille (included) over soffit cutout.
Broan-NuTone LLC Hartford, Wisconsin www.broan.com 800-558-1711
Broan-NuTone Canada Mississauga, Ontario www.broan.ca 877-896-1119
626999B
10"
L
C
4"
SOFFIT
HOOD
CENTER LINE
90
0
ANGLE
BOOT
7" ROUND
PIPE
COMBINATION FILTER
(B08999040)
LINER
(LB30, LB36,
LT30, or LT36)
25"
SOFFIT
CUTOUT
(purchase
separately)
(included)
(included)
(included)
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