miseno MH70330AS User manual

2015.OCT
MH70330AS
MH70336AS
MODEL #.
Installation, Use and Care Guide
READ AND SAVE THESE INSTRUCTIONS

1
SAFETY NOTICE................................................................. 2-3
LIST OF MATERIALS....................................................... 4
INSTALLATION
Ducting Calculation Sheet....................................... 5
Mounting Height & Clearance................................ 6
Ducting Options........................................................... 7
6SHFL¿FDWLRQV ............................................................... 8
Electrical......................................................................... 9
Mounting the Range Hood...................................... 10
Vertical Rectangular Ducting Conversion......... 11
Horizontal Ducting Conversion.............................. 12
FEATURES & CONTROLS
Rotary Dial..................................................................... 13
MAINTENANCE
Cleaning and Filter Removal.................................. 14
Lights................................................................................ 15
TROUBLESHOOTING................................................................ 16
WIRING DIAGRAMS................................................................... 17
LIST OF PARTS AND ACCESSORIES.............................. 18
WARRANTY.................................................................................... 18
Table of Contents

Important Safety Notice
READ AND SAVE THESE INSTRUCTIONS
2
WARNING
TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT USE THIS FAN WITHANY SOLID-STATE CONTROL DEVICE.
WARNING
TO REDUCE THE RISK OF FIRE ELECTRIC SHOCK, OR INJURY TO PERSONS, OBSERVE THE FOLLOWING:
a. Use this unit only in the manner intended by the manufacturer, if you have questions, contact the manufacturer.
b. Before servicing or cleaning unit, switch power off at service panel and lock panel to prevent power from being switched on accidentally.
When the service disconnecting means cannot be locked, securely fasten a prominent warning device, such as a tag, to the service
panel.
CAUTION
For general ventilating use only. Do not use to exhaust hazardous or explosive materials and vapors. Take care when using cleaning
agents or detergents. Suitable for use in household cooking area.
WARNING
TO REDUCE THE RISK OF RANGE TOP GREASE FIRE:
a. Never leave surface units unattended at high settings. Boilovers cause smoking and greasy spillovers that may ignite. Heat oils slowly
on low or medium settings.
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d. Use proper pan size. Always use cookware appropriate for the size of the surface element.
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f. Use high setting on hood only when necessary.
g. Don’t leave hood unattended when cooking.
h. Always use cookware and utensils appropriate for the type of and amount of food being prepared.
WARNING
TO REDUCE THE RISK OF INJURY TO PERSONS IN THE EVENT OF A RANGE TOP FIRE, OBSERVE THE FOLLOWING:
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b. NEVER PICK UPA FLAMING PAN – You may be burned.
c. DO NOT USE WATER, including wet dishcloths or towels – a violent steam explosion will result.
d. Use an extinguisher ONLY if:
1. You know you have a Class ABC extinguisher, and you already know how to operate it.
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WARNING
TO REDUCE THE RISK OF FIRE, ELECTRIC SHOCK OR INJURY TO PERSONS, OBSERVE THE FOLLOWING:
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,QFOXGLQJ¿UHUDWHGFRQVWUXFWLRQ
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back-drafting. Follow the heating equipment manufacturer’s guideline and safety standards such as those published by the National
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the local code authorities.
c. When cutting or drilling into wall or ceiling, do not damage electrical wiring and other hidden utilities.
d. Ducted fans must always vent to the outdoors.
e. NEVER place a switch where it can be reached from a tub or shower.
f. Make sure the power is off before installing, wiring or maintenancing.

Important Safety Notice
3
WARNING
TO REDUCE THE RISK OF FIRE, USE ONLY METAL DUCTWORK.
CAUTION
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attics, crawl spaces or garages.
Not for use over an outdoor grill.
OPERATION
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and loose clothing.
The manufacturer declines all responsibility in the event of failure to observe the instructions given here for installation,
maintenance and suitable use of the product. The manufacturer further declines all responsibility for injury due to
negligence and the warranty of the unit automatically expires due to improper maintenance.
ELECTRICAL REQUIREMENTS
Important:
Observe all governing codes and ordinances.
It is the customer’s responsibility:
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- To assure that the electrical installation is adequate and in conformance with National Electrical Code, ANSI/NFPA 70
latest edition* or CSA standards C22.1-94, Canadian Electrical Code, Part 1 and C22.2 No.0-M91 - latest edition** and
all local codes and ordinances.
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ground path is adequate.
Do not ground to a gas pipe.
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Do not have a fuse in the neutral or ground circuit.
*National Fire Protection Association Batterymarch Park, Quincy, Massachusetts 02269
** CSA International 8501 East Pleasant Valley Road, Cleveland, Ohio 44131-5575
This appliance requires a 120V 60Hz electrical supply and connected to an individual properly grounded branch circuit
protected by a 15 or 20 ampere circuit breaker or time delay fuse. Wiring must be 2 wire with ground. Please also refer to
Electrical Diagram on product.
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and install appropriate connector if necessary.

List of Materials
4
MODELS: MH70330AS, MH70336AS
PARTS SUPPLIED
1 - Hood with internal blower
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1 - Residue Tray
1 - Rectangular starting collar
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1 - Rectangular transition adaptor
1 - Hardware package
HARDWARE PACKAGE CONTENTS
PARTS NOT SUPPLIED
- Ducting, conduit and all installation tools
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Suction Cup (1)
M6 x 1” (4)
M6 x 1-1/2” (4)
M6 x 2” (4)
Wire Caps (3) (4)
ø12 OD / ø5 ID
Washers

5
Installation – Ducting Calculation Sheet
Duct pieces To t a l
Equivalent number
length x used =
3-1/4” x 10”
Rect.,
straight
1 Ft. x ( ) = Ft.
3-1/4” x 10”
Rect.to
6” round
transition
5 Ft. x ( ) = Ft.
3-1/4” x 10”
Rect.to
6” round
transition
900 elbow
20 Ft. x ( ) = Ft.
6”, 7”, 8”, 10”
Round,
900
15 Ft. x ( ) = Ft.
6”, 7”, 8”, 10”
Round,
450
9 Ft. x ( ) = Ft.
Ft.
6”, 7”, 8”, 10”
Round,
straight
1 Ft. x ( ) = Ft.
Subtotal column1 =
Duct pieces To t a l
Equivalent number
length x used =
6”, 7”, 8”, 10”
Round, wall
cap with
damper
30 Ft. x ( ) = Ft.
Ft.
Ft.
Ft.
6”, 7”, 8”, 10”
Round
roof cap
30 Ft. x ( ) = Ft.
Subtotal column2 =
Subtotal column1 =
Total ductwork =
MaximumDuct Length:For satisfactory air movement,
the total duct length
should not exceed 100 equivalent feet.
6” roundto
3-1/4” x 10”
rect.
transition
1 Ft. x ( ) = Ft.
6” roundto
3-1/4” x 10”
rect.
transition
900 elbow
16 Ft. x ( ) = Ft.
7” roundto
3 1/4” x 10”
rect.
transition
8 Ft. x ( ) = Ft.
7” roundto
3-1/4” x 10”
rect.
transition
900 elbow
23 Ft. x ( ) = Ft.
elbow
elbow
7” to 6” or
8” to 7” Round
tapered
reducer
25 Ft. x ( ) = Ft.
3-1/4” x 10”
Rect.900
elbow
15 Ft. x ( ) = Ft.
3-1/4” x 10”
Rect.450
elbow
9 Ft. x ( ) = Ft.
3-1/4” x 10”
Rect.900
flat elbow
24 Ft. x ( ) = Ft.
3-1/4” x 10”
Rect.
wallcap
with damper
30 Ft. x ( ) = Ft.
Ft. x ( ) = Ft.
15
6”, 7“, 8”
Round
in-line
damper

Installation – Mounting Height & Clearance
6
DUCTING
A minimum of 6” round or 3-1/4” x 10” rectangular
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Always use rigid type metal ducts only. Flexible
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available duct run when using elbows, transitions
and caps.
ALWAYS, when possible, reduce the number or
transitions and turns. If long duct run is required,
increase duct size from 6” to 7”.
If turns or transitions are required; install as far
away from hood duct output and as far apart,
between the two as possible.
Minimum mount height between range top to hood
bottom should be no less than 24”.
Maximum mount height should be no higher than
32”.
It is important to install the hood at the proper
mounting height. Hoods mounted too low could
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mounted too high will be hard to reach and will
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If available, also refer range manufacturer’s height
clearance requirements and recommended hood
mounting height above range.
Vertical Ducting:
6” round or 3-1/4”x10” minimum
Horizontal Ducting:
3-1/4”x10” minimum
DAMAGE-SHIPMENT / INSTALLATION:
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installation.
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unit to the store in which it was bought for
repair or replacement.
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or replacement is the responsibility of the
customer.
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be made by arrangement between customer
and installer.
8"
36"
96"
Min 24” - Max 32"

7
WARNING FIRE HAZARD
NEVER exhaust air or terminate duct work into spaces between walls, crawl spaces, ceiling, attics or garages.
All exhaust must be ducted to the outside.
Use metal ductwork only.
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Some Ducting Options
Installation – Ducting Options
Side wall cap
w/ gravity damper
Roof Pitch w/
Flashing & Cap
Rear Ducting

8
Installation – 6SHFL¿FDWLRQV
top
side
back
1 7/8”
4”
10 5/8”
5
7/8
”
4”
2 5/8”
2”
22 1/2”
29 15/16” (30“) , 35 15/16” (36”)
12”
8”
22 1/2”
3”
9 13/16”
3 1/8”
2 5/8”
1 3/8”

9
ELECTRICAL
WARNING
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how and background.
For personal safety, remove house fuse or open circuit breaker before beginning installation. Do not use
extension cord or adapter plug with this appliance.
Follow national electrical codes or prevailing local codes and ordinances.
Electrical Supply:
This appliance requires a 120V 60Hz electrical supply, and connected to an individual, properly grounded
branch circuit, protected by a 15 or 20 ampere circuit breaker or time delay fuse. Wiring must be 2 wire w/
ground. Please also refer Electrical Diagram labeled on product.
Cable Lock:
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and codes, purchase and install appropriate connector if necessary.
Installation – Electrical
Cable Lock

10
Installation – Mounting the Range Hood
For Mounting Under a Kitchen Cabinet
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options.
2. Measure and cut out duct and electrical openings
in cabinet or wall to match up with the hood.
Ducting and electrical dimensions can be found
on Page 8. Note: Make sure duct opening is
large enough to apply aluminum duct tape to the
connection at the hood body.
3. Reinforce cabinet with 1”x2” wood strips if
additional strengthening is required or if cabinets
are framed.
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spacer panels from hood for access to hood
mounting key holes.
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following the installation screw hole dimensions
on Page 8. These screws will be used to secure
the hood to the cabinet.
6. Lift hood onto screws located on cabinet bottom
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holes cover the screws. TIghten each screw to
secure hood to cabinet.
7. Install electrical.
8. Install duct work and seal with aluminum duct
tape.
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spacer panels.
10.Power up hood, test all functions and check for
leaks around duct tape.
duct/silver
tape
5. Duct
opening
cutout
3. Add 1x2
wood strips
2. Baffle
filters

11
Installation – Vertical Rectangular Ducting Conversion
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1. Using a Philips-head screwdriver remove the screws and
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rectangular transition adapter. Do not secure to hood body
yet.
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transition adapter. Secure rectangular adapter and
rectangular collar to hood body using the previously
removed screws from step 1.
3-1/4"x10" Rectangular Vertical Ducting

12
Installation – Horizontal Ducting Conversion
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1. Using a Philips-head screwdriver remove the screws
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hood.
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rectangular transition adapter. Do not secure to hood body
yet.
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and secure using the screws that previously secured the
rectangular cover plate.
3-1/4"x10" Rectangular Horizontal Ducting
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rectangular opening on top of hood from step 4. Secure
rectangular transition adapter and cover plate to hood body
using the previously removed screws from step 1.
3. Remove the two plastic air diverter blocks. The blocks
are located in the hood and can be accessed from the top
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2. Using a Philips-head screwdriver, remove the screws
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13
Features & Controls – Rotary Dial
OFF
OFF
OFF
1
2
3
1
2
1Blower On/Off/Speed Selection
2 Lights Dim/Bright/Off
1Blower On/Off/Speed Selection
2 Lights Dim/Bright/Off
Rotate dial to change speed levels, (1) for low speed, (2) for medium speed and (3) for high speed
Rotate dial to change light settings, (1) for dim light and (2) for bright light

14
SURFACE MAINTENANCE:
Clean periodically with hot soapy water and clean cotton cloth. Do not use corrosive or abrasive detergent,
or steel wool/scouring pads which will scratch and damage surface. Do not use products containing chlorine
bleach or orange cleaners.
For heavier soil use liquid degreaser.
After cleaning, you may use non-abrasive stainless steel polish/ cleaners, to polish and buff out the stainless
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should never need replacing, they are required to be cleaned every 30 days or more often depending on
cooking habits.
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using hood.
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1
2
3
Maintenance – Cleaning and Filter Removal
Fig.01
Cleaning the Grease Tray
The grease tray is intended to catch residue and grease that may drip
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water and gently scrubing any residue off with a soft terry cloth. Dry
grease tray and re-install before using hood.
Removing the Grease Tray
Grease tray has a hooked lip that attaches to bottom panel top edge.
Remove grease tray by:
1. Pull up on tray to release from bottom panel.
2. Pull tray out of liner body.

15
REPLACING LIGHT BULBS
CAUTION: Light bulb becomes extremely hot when turned on.
DO NOT touch bulb until switched off and cooled. Touching hot bulbs could cause serious burns.
Make sure all power is turned off and bulbs are not hot.
Remove by turning bulb counter clockwise. Note: Bulb does not unscrew; it turns 60 degrees, stops and falls
out.
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the bulb or use a rubber/latex glove and turn counter clockwise.
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For part numbers please turn to page 18 of the manual.
Maintenance – Lights

Troubleshooting
16
TROUBLESHOOTING PROCEDURES FOR MH703
Issue Cause What to do
After installation,
the unit doesn’t
work.
1. The power source is not turned ON. 1. Make sure the circuit breaker and the unit’s
power is ON.
2. The power line and the cable locking connector
is not connecting properly. 2. Check the power connection with the unit is connected properly.
3. The switch board and control board wirings are
disconnected. 3. Make sure the wirings between the switch board and control board are connected
properly.
4. The wires on switch are loose. 4. Make sure the wires on the switch are
connected properly.
5. The switch is defective. 5. Change the switch.
Light works,
but motor is not
turning.
1. The motor is defective, possible seized. 1. Change the motor.
2. The thermally protected system detects if the
motor is too hot to operate and shuts the motor
down.
2. The motor will function properly after the
thermally protected system cool down.
3. Damaged capacitor. 3. Change the capacitor.
4. The motor wire is not connected. 4. Make sure the motor wire is plugged into the
molex connector.
The unit is
vibrating. 1. The motor is not secure in place. 1. Tighten the motor in place.
2. Damaged blower wheel. 2. Change the blower.
3. The hood is not secured in place. 3. Check the installation of the hood.
The motor is
working, but the
lights are not.
1. Defective halogen bulb. 1. Change the halogen bulb.
2. The light bulb is loose. 2. Tighten the light bulb.
3. The wires on the switch are loose. 3. Make sure the wires on switch are connected
properly.
The hood is
not venting out
properly.
1. The hood might be hanging to high from the
cook top. 1. Adjust the distance between the cook top and the bottom of the hood within 24” and 32”
range.
2. The wind from the opened windows or opened
doors in the surrounding area are affecting the
ventilation of the hood.
2. Close all the windows and doors to eliminate
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3. Blockage in the duct opening or duct work. 3. Remove all the blocking from the duct work or
duct opening.
4. The direction of duct opening is against the wind. 4. Adjust the duct opening direction.
5. Using the wrong size of ducting. 5. Change the ducting to correct size.
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vibrating.  0HWDO¿OWHULVORRVH  &KDQJHWKHPHWDO¿OWHU
2. Spring clip is broken. 2. Change the spring clip.

17
Wiring Diagrams
Model MH70330AS/MH70336AS
Voltage 120V 60Hz
Power consumption
Total: Max. 225W @ 2A
Lamp: Max. 35Wx2
Fan: Max. 155W
THERMALLY PROTECTED
CIRCUIT DIAGRAM

18
DESCRIPTION PART #
Replacement Parts
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%DIÀH)LOWHUHDFK 
To order parts, please call us at 1.888.750.1698
List of Parts and Accessories