GE Spacemaker JVM1640BJ User Manual

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EQUIVALENT NUMBER EQUIVALENT

DUCT PIECES LENGTH x USED = LENGTH

Roof Cap 24 Ft. x (1) = 24 Ft.

12 Ft. Straight Duct 12 Ft. x (1) = 12 Ft.

(6″ Round)

Rectangular-to-Round 5 Ft. x (1) = 5 Ft.

Transition Adaptor*

Equivalent lengths of duct pieces are based on actual tests and

reflect requirements for good venting performance with any vent hood.

Total Length = 41 Ft.

HOOD EXHAUST

The following chart describes an example of one possible

ductwork installation.

NOTE: Read these next two pages only if you plan to vent your exhaust to the

outside. If you plan to recirculate the air back into the room, proceed to page 6.

OUTSIDE TOP EXHAUST (EXAMPLE ONLY)

NOTE: For back exhaust, care should be taken to align exhaust with space between studs, or wall should be prepared

at the time it is constructed by leaving enough space between the wall studs to accommodate exhaust.

*IMPORTANT: If a rectangular-to-round transition adaptor is used, the bottom corners of the damper will

have to be cut to fit, using the tin snips, in order to allow free movement of the damper.

The following chart describes an example of one possible

ductwork installation.

Installation Instructions

OUTSIDE BACK EXHAUST (EXAMPLE ONLY)

EQUIVALENT NUMBER EQUIVALENT

DUCT PIECES LENGTH* x USED = LENGTH

Wall Cap 40 Ft. x (1) = 40 Ft.

3 Ft. Straight Duct 3 Ft. x (1) = 3 Ft.

⁄

″ x 10″ Rectangular)

90° Elbow 10 Ft. x (2) = 20 Ft.

Equivalent lengths of duct pieces are based on actual tests and

reflect requirements for good venting performance with any vent hood.

Total Length = 63 Ft.

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GE Spacemaker JVM1640BJ Specifications

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