Ductwork; Ductwork Installation; Optional Installation - GE PGP989 Owner's Manual And Installation Instructions

InStAllInG tHE DuCtWorK
6
Use galvanized or aluminum duct in 6" round or 3
x 10" size, or a combination of both .
PVC duct should be used if installing under a poured
concrete slab .
notE: Local building code must be followed in
specifying approved type and schedule of ALL
duct used .
Always use an appropriate roof or wall cap with
damper . Laundry-type wall caps should NEVER
be used .
Through Cabinet Toe Space
Downward Venting
Install ductwork, making male-female connections
in the direction of airflow as shown . Secure all joints
with sheet metal screws and duct tape to assure an
airtight seal .
Air Flow
Use the shortest and straightest duct run possible .
For satisfactory performance the duct run should
not exceed 100 feet equivalent length . Refer to
DUCTWORK CALCULATIONS for equivalent lengths .
Use this chart to calculate the total equivalent
length of the ductwork .
Installation Instructions

DuCtWorK InStAllAtIon

(note: For planning purposes only.)
Between Floor Joist
Duct Tape Over Seam
and Screw
Screw

oPtIonAl InStAllAtIon:

rEAr WAll VEntInG
⁄ "
1
4
5" round duct may be used on SHORT DUCT runs of
3 feet or less, such as direct to outside wall venting .
Inside Wall to Roof
To convert blower exhaust direction, remove four
nuts behind the filter which hold blower and wire
finger guard .
Rotate blower and reinstall to vent chamber, as
shown above . Retighten nuts, but do not overtighten .
22
Direct to Outside
Rear Wall Venting