Thermador SMW Series Troubleshooting guide

1
1
SMW
Series
Oven
Training
Program
SMW
SMW
Series
Series
Oven
Oven
Training
Training
Program
Program

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2
SMW Series Oven
Training Program
SMW Series Oven
SMW Series Oven
Training Program
Training Program
ä
äInstallation
Installation
ä
äFeatures and Operation
Features and Operation
ä
äModel Numbers
Model Numbers
ä
äWarranty
Warranty
ä
äComponent Description and Access
Component Description and Access
ä
äError Codes
Error Codes
ä
äHow the Oven Works….Microwave Section
How the Oven Works….Microwave Section
ä
äHow the Oven Works….Warming Drawer Section
How the Oven Works….Warming Drawer Section
ä
äHow the Oven Works….Lower Convection Oven
How the Oven Works….Lower Convection Oven
ä
äService Tips
Service Tips

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3
Installation
Installation
Electrical Power Connection
Electrical Power Connection
•
•Requires four wire supply L1, L2, Neutral and a bare ground Requires four wire supply L1, L2, Neutral and a bare ground
Some local codes permit grounding through the neutral
Some local codes permit grounding through the neutral
•
•30 amp circuit breaker 30 amp circuit breaker
•
•Unit is dual-rated, 120/208-240 volts Unit is dual-rated, 120/208-240 volts
Cut-out Dimensions
Cut-out Dimensions
•
•Height 55-3/8 inches Height 55-3/8 inches
•
•Width 25-1/2 inches Width 25-1/2 inches
•
•Depth 24 inches Depth 24 inches
•
•Floor to cutout 9-3/4 inches Floor to cutout 9-3/4 inches

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4
Installation…continued
Installation…continued
•
• Electrical conduit box Electrical conduit box The preferred location The preferred location
would be to install it 2-1/2 inches above the unit, in
would be to install it 2-1/2 inches above the unit, in
the center of the cabinet. However it may be
the center of the cabinet. However it may be
placed approx. 5 inches below cabinet base.
placed approx. 5 inches below cabinet base.
•
• Cabinet base Cabinet base must be capable of supporting the must be capable of supporting the
weight of the unit, approx. 250 pounds.
weight of the unit, approx. 250 pounds.
•
• Frame Frame of oven overlaps the cabinet by 5/8 inch. of oven overlaps the cabinet by 5/8 inch.
•
• Oven Oven should be installed in such a manner that it should be installed in such a manner that it
can be easily removed for service
can be easily removed for service
•
• Internal Internal ventilation system ventilation system

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5
Features and Operation
Features and Operation
Features and Operation
ä
äUpper oven
Upper oven
features a 2.1 cubic foot microwave features a 2.1 cubic foot microwave
ä
ä1100 watts of power with sensor cooking & 10 power levels 1100 watts of power with sensor cooking & 10 power levels
ä
äLanguage choice for display: English, French & Spanish Language choice for display: English, French & Spanish
ä
äWeight can be displayed in either Weight can be displayed in either Lbs Lbs..or ..or Kgs Kgs. .
ä
äChild lock-out feature Child lock-out feature
ä
äDemo mode on/off for retail store display Demo mode on/off for retail store display
ä
äAuto popcorn feature, can be pre-set according to weight Auto popcorn feature, can be pre-set according to weight
ä
äMiddle oven
Middle oven
is a warming drawer keeps food at desired is a warming drawer keeps food at desired
temperature until ready to serve: Temperature controls are from
temperature until ready to serve: Temperature controls are from
a high of 240F to a low of 140F
a high of 240F to a low of 140F

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6
Features and Operation
Features and Operation
Features and Operation
ä
äLower oven
Lower oven
is a S Series convection oven with 4 modes of is a S Series convection oven with 4 modes of
cooking
cooking
ä
äBake, Variable Broil, Convection and Convection Roast Bake, Variable Broil, Convection and Convection Roast
ä
äSense-A-Touch glass control panel Sense-A-Touch glass control panel
ä
äHalogen oven lights Halogen oven lights
ä
äLarge viewing window Large viewing window
ä
äTwo separate timers Two separate timers
ä
äTimed cooking mode Timed cooking mode
ä
äSix adjustable rack positions Six adjustable rack positions
ä
äOven comes with 3 racks Oven comes with 3 racks
ä
äRack supports are porcelain & removable Rack supports are porcelain & removable

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7
Features
Features
Features
ä
äOven & door liner...fine grain porcelain
Oven & door liner...fine grain porcelain
enamel
enamel
ä
äTwo 10W 12VAC Halogen lights per
Two 10W 12VAC Halogen lights per
cavity
cavity
ä
äEquivalent to a 60W incandescent Equivalent to a 60W incandescent
bulb
bulb

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8
Features and Operation
Features and Operation
Features and Operation
ä
äPanel Lock (child lockout)
Panel Lock (child lockout)
ä
äA 12 or 24 hour clock option
A 12 or 24 hour clock option
ä
äCentigrade or fahrenheit temperature display
Centigrade or fahrenheit temperature display
ä
ä3 Specialty Modes
3 Specialty Modes
ä
äProof
Proof
ä
äCycles bake circuits at 100 degrees
Cycles bake circuits at 100 degrees
ä
äDehydrate…
Dehydrate…
ä
äCycles convection circuits at 140 degrees
Cycles convection circuits at 140 degrees

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9
Features and Operation
Features and Operation
Features and Operation
ä
äSabbath….
Sabbath….
ä
äonly available in bake cycle
only available in bake cycle
ä
äelement indicator light cycles with heat
element indicator light cycles with heat
ä
äall other keys/functions are dead except off key
all other keys/functions are dead except off key

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Model Numbers
Model Numbers
Model Numbers
ä
ä27” Integrated Electric Oven, Warming Drawer &
27” Integrated Electric Oven, Warming Drawer &
Microwave Oven
Microwave Oven
ä
ä4 Models
4 Models
ä
äSMW272YB………Black Glass
SMW272YB………Black Glass
ä
äSMW272YW………White Glass
SMW272YW………White Glass
ä
äSMW272YS……….Stainless Steel
SMW272YS……….Stainless Steel
ä
äSMW272YP……….Stainless Steel with Pro
SMW272YP……….Stainless Steel with Pro
Stainless steel handle
Stainless steel handle

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Model Numbers
Example….SMW272YB
Model Numbers
Model Numbers
Example….SMW272YB
Example….SMW272YB
ä
äS = S = S-Series convection oven S-Series convection oven
ä
äM = M = Microwave oven Microwave oven
ä
äW = W = Warming drawer Warming drawer
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ä27 = 27 = 27” Oven 27” Oven
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ä2 = 2 = Double oven Double oven
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äY = Y = 2000 Introduction Year 2000 Introduction Year
ä
äThe Y designates a change in The Y designates a change in form & finish form & finish (appearance) (appearance)
from previous designated year
from previous designated year
ä
äThe serial number is used to denote a change in internal The serial number is used to denote a change in internal
components
components
ä
äB =
B = Black Black

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Warranty
Warranty
Warranty
ä
äOne full year
One full year from date of installation or from date of installation or
occupancy
occupancy
ä
äService must be performed
Service must be performed by an by an
authorized service agent
authorized service agent
ä
äWarranty Claim
Warranty Claim must be submitted within 45 must be submitted within 45
days of completion
days of completion

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13
ä
äMicrowave section
Microwave section
ä
äMicrowave vent-cover
Microwave vent-cover
ä
äTouch control door assembly… includes
Touch control door assembly… includes
membrane switch & DPC (
membrane switch & DPC (Digital Programmer
Digital Programmer
Control)
Control)
ä
äInverter board
Inverter board
ä
äLamp &
Lamp & mag mag tube tube
ä
äStirrer motor
Stirrer motor
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äTroubleshooting
Troubleshooting
Microwave Oven Section
Microwave Oven Section…..
…..
component description & access
component description & access

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Microwave Section…Removal
Microwave Section…
Microwave Section…Removal
Removal
ä
äTo gain access to the
To gain access to the
microwave section
microwave section
ä
äRemove vent frame from
Remove vent frame from
around the microwave
around the microwave
unit. This frame is a one
unit. This frame is a one
piece construction
piece construction
ä
äGrasp the frame and pull
Grasp the frame and pull
the ball studs from the
the ball studs from the
spring catches
spring catches
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14

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15
Microwave Section…Removal
Microwave Section…
Microwave Section…Removal
Removal
ä
äRemove the 2 screws Remove the 2 screws
which hold the microwave
which hold the microwave
base to the oven housing
base to the oven housing
ä
äRemove the spring catches, Remove the spring catches,
which are secured with
which are secured with
two screws
two screws
ä
äBow out the side of outer Bow out the side of outer
frame slightly to allow the
frame slightly to allow the
section to slide out easily
section to slide out easily
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15

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16
Microwave Section…Removal
Microwave Section…
Microwave Section…Removal
Removal
ä
äBefore removing
Before removing
section, remove
section, remove
warming drawer to
warming drawer to
avoid scratching
avoid scratching
ä
äSlide tabs on both
Slide tabs on both
sides of rails and
sides of rails and
drawer will pull out
drawer will pull out
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16

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17
Microwave Section…Removal
Microwave Section…
Microwave Section…Removal
Removal
ä
äSlide section part way
Slide section part way
out leaving the right
out leaving the right
rear corner still inside
rear corner still inside
housing
housing
ä
äWhile holding front of
While holding front of
unit reach inside and
unit reach inside and
unplug the section
unplug the section
from the receptacle
from the receptacle
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17

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18
Microwave Section …Removal
Microwave Section …
Microwave Section …Removal
Removal
ä
äSection can now be
Section can now be
removed completely
removed completely
and set down on a
and set down on a
solid surface
solid surface
ä
äNote the exhaust duct
Note the exhaust duct
covers on the top of
covers on the top of
the microwave cover
the microwave cover
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18

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19
Microwave Section…Access Duct Cover
Microwave Section…
Microwave Section…Access Duct Cover
Access Duct Cover
ä
äTo gain access to the
To gain access to the
microwave components
microwave components
the duct exhaust parts
the duct exhaust parts
must first be removed
must first be removed
from the microwave
from the microwave
cover
cover
ä
äThe microwave cover can
The microwave cover can
then be removed
then be removed
19
19

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20
Microwave Section…Access Outer Cover
Microwave Section…
Microwave Section…Access Outer Cover
Access Outer Cover
ä
äAfter removing the
After removing the
screws from the sides
screws from the sides
and rear, the cover slides
and rear, the cover slides
away from the front
away from the front
allowing access to most
allowing access to most
of the components.
of the components.
ä
äNote the groove on the
Note the groove on the
cover and the tab on the
cover and the tab on the
front frame
front frame