Jenn-Air M438B, M438W, M457B, MF110 Dimension Guide

www.dexpress.com DIMENSION EXPRESS Fax on Demand [phone]

This Data Sheet Includes Information On

Jenn-Air

• Product Model Number (s): •

Over the Range Microwaves:

M438W, M438B and M457B

Kit: MF110

• Dimensions (Actual Size) •

Cabinet opening depth:

Cabinet opening width:

13"
30"

Minimum mounting height from floor: 66" Min.

Minimum mounting height from

cooking surface:

Unit front height:

Unit rear height:

Unit depth:

Unit width:

Distance from unit face to open door:

30"
14 5/8"
16 1/2"
13"
30"
20 1/2

• Additional Information •

• Electrical requirements: Voltage 120, single phase,

60Hz. AC. Ampere 15 or 20. 2 wire with ground circuit
required. Locate outlet box in the cabinet above in the
lower right hand corner, cut a 1 1/2" hole in the back
right hand corner of the cabinet above for the units
cord.

• Wall construction should be a minimum of 2"x4" wood

studding and 3/8" thickness drywall or plaster/both.

• M438W and M438B are designed for use above all

Jenn-Air non-grilling gas and electric ranges and
cooktops (not recommended over grill-ranges or
cooktops with grilling capability unless the range or
cooktop is equipped with downdraft ventilation).

• M457B : is designed for use above all gas and

electric grill-ranges and grill-range cooktops.

• Units can exhaust outside vertically, outside

horizontally or Ductless (with the use of charcoal filter
kit MF110), see page 3 for duct locations.

• Outside ventilation requires hood exhaust duct. The

hood exhaust has been designed to mate with a
standard 3 1/4" x 10" duct. If round is required, a
transition adaptor must be used. Do not use less than
6" round duct.

• Maximum duct length: The total duct length of 3 1/4" x

10" or 6" round duct should not exceed 140 equivalent
feet. When calculating the total duct length add
equivalent lengths of all transitions and adaptors plus
the lengths of all straight duct sections.

• 240 CFM Vertical exhaust (3 1/4" x 10" duct).

• 260 CFM Horizontal exhaust (3 1/4" x 10" duct).

66" Min.

Minimum

mounting

height from

floor

20 1/2

Door Open

height from

(not to scale)

30"

Minimum

mounting

cooking
surface

13"

Exhaust outlet

connects to

3 1/4" X 10" duct

30"

16 1/2"

14 5/8"

Bottom of

unit is angled

13"

30"

See page 2-3 for additional information

Subject to change without notice. This system is designed to
be updated daily if necessary. Dimension Express is not
responsible for use of superseded, voided, or outdated data
sheets. Because of the difficulty or impracticability of deter­mining actual damages, liability of Dimension Express shall
not exceed $50.00.
Copyright © Dimension Express, 2000.

• NEVER reuse Data Sheets. Data Sheets are subject to change without • Call Dimension Express if you have any questions at [phone] •
notice. Dimension Express is a FREE service bureau and is updated daily, • Always refer to a current Code at a Glance or manufacturer directory •
it makes far more sense to spend the time necessary to request new Data • Data Sheet codes change on the first of odd numbered months at 12:01am •
Sheets for each project, as opposed to the problems, time, costs, and risks
associated with reusing old Data Sheets.

131

BN232 • A131B278C150 • 31469 • 002906 • 114434 • 13804

Wall View (not to scale)

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DIMENSION EXPRESS

Fax on Demand [phone]

Additional Information:

• Equivalent lengths of typical duct adaptors: 3 1/4" x 10" 45° elbow =
5 feet straight. 3 1/4" x 10" 90° elbow = 25 feet straight.
3 1/4" x 10" transition to 6" round = 5 feet straight. 6" round 45° elbow
= 5 feet straight. 6" round 90° elbow = 10 feet straight.
6" round wall cap = 40 feet straight. Roof cap = 24 feet straight.

• M438W : White.

• M438B : Black.

• M457B : Black, high performance exhaust.

Wall View

(not to scale)

Shaded area must be free of obstruction.

Page 2

This Data Sheet Includes Information On

Jenn-Air

• Product Model Number (s): •

Over the Range Microwaves:

M438W, M438B and M457B

Kit: MF110

Kit:

• MF110 : Charcoal filter used when NOT exhausting to the outside

Grounded
electrical outlet.
Locate power
supply hole in
the rear corner.

30"

16 1/4"

30" minimum

2" min.

from cooking
surface

66"

minimum

from floor

Range (or Cooktop) below

Subject to change without notice. This system is designed to be updated daily if necessary. Dimension Express is not responsible for use of superseded, voided, or
outdated data sheets. Because of the difficulty or impracticability of determining actual damages, liability of Dimension Express shall not exceed $50.00.
Copyright © Dimension Express, 2000.

• NEVER reuse Data Sheets. Data Sheets are subject to change without • Call Dimension Express if you have any questions at [phone] •
notice. Dimension Express is a FREE service bureau and is updated daily, • Always refer to a current Code at a Glance or manufacturer directory •
it makes far more sense to spend the time necessary to request new Data • Data Sheet codes change on the first of odd numbered months at 12:01am •
Sheets for each project, as opposed to the problems, time, costs, and risks
associated with reusing old Data Sheets.

BN232 • A131B278C150 • 31469 • 002906 • 114434 • 13804

278