Duke FLEXBAKE 5 Operating instructions

IMPORTANT INFORMATION, READ BEFORE USE.
PLEASE SAVE THESE INSTRUCTIONS
This manual is Copyright © 2017 Duke Manufacturing Company. All rights reserved.
Reproduction without written permission is prohibited. Duke is a registered
trademark of the Duke Manufacturing Company.
Duke Manufacturing Company
2305 N. Broadway
St. Louis, MO 63102
Phone: [phone]
Toll Free: 1-800-735-3853
Fax: [phone]
www.dukemfg.com
Owner’s Manual and
Installation Instructions for
FlexBake 5™ CE Integrated
Ventilation System
P/N 514134A
01/25/2017
Model# IVS-CE-FB5

Owner's Manual and Installation Instructions for
FlexBake 5™ Integrated Ventilation System
2
TABLE OF CONTENTS
Important Safety Instructions 3
Product Descriptions 5
Unpacking and Installation Instructions 6
Oven Start-Up 14
Care and Cleaning 14
Troubleshooting 15
Wiring Schematic 15

3
Owner’s Manual and Installation Instructions for
FlexBake 5™ Integrated Ventilation System
IMPORTANT SAFETY INSTRUCTIONS
Throughout this manual, you will nd the following safety words and symbols that signify important safety
issues with regards to operating or maintaining the equipment.
WARNING
Indicates a hazardous situation which, if not avoided, could result
in death or serious injury.
CAUTION
Indicates a hazardous situation which, if not avoided, could result
in minor or moderate injury.
CAUTION
Indicates Important Information
Indicates electrical shock hazard which, if not avoided, could result
in death or serious injury and/or equipment damage.
Indicates hot surface which, if not avoided, could result in minor or
moderate injury. Specically, risk of burn from heating elements.
Indicates rotating fan blade hazard which, if not avoided, could
result in minor or moderate injury.
Indicates hot surface which, if not avoided, could result in minor or
moderate injury.
In addition to the warnings and cautions in this manual, use the following guidelines for safe operation of the
unit.
• Read all instructions before using equipment.
• Install or locate the equipment only for its intended use as described in this manual.
• Do not use corrosive chemicals in this equipment or to clean this equipment.
• Do not operate this equipment if it is not working properly, or if it has been damaged or dropped.
• This equipment should be serviced by qualied personnel only. Contact the nearest Duke authorized
service facility for adjustment or repair.
• Do not block any openings on the unit.
• A minimum clearance of 6″(152,4 mm) from the top of the unit to the ceiling must be provided.
• The IVS must be properly attached to the Duke oven that is secured to building structure (Restraining
Device Kit).

Owner's Manual and Installation Instructions for
FlexBake 5™ Integrated Ventilation System
4
• Turn the FlexBake 5™ Control Power Switch off and disconnect external all poles mains supply
then allow unit to cool down before performing any service or maintenance on the unit.
• The procedures in this manual may include the use of chemical products. You must read the
Material Safety Data Sheets before using any of these products.
• All electrical connections must be in accordance with local electrical codes and/or any other
applicable codes.
• The unit should be installed according to local codes and/or any other applicable codes pertaining
to ventilation and exhausting the IVS blower outlet.
• Disposal of the unit must be in accordance with local environmental codes and/or any other
applicable codes.
• SAVE THESE INSTRUCTIONS
IMPORTANT SAFETY INSTRUCTIONS (continued)

5
Owner’s Manual and Installation Instructions for
FlexBake 5™ Integrated Ventilation System
SHIPPING WEIGHT: 164 Lbs. Crated
SHIPPING DIMENSIONS: 40.539” x 37.085” x 14.210” Carton Size
45.500” x 42.250” x 21.460” Crated Size
MODEL NUMBER IVS-CE-FB5
ELECTRICAL Motor: 230VAC / 50-60HZ, 0.39-0.43A
(See Model 5R-DBPS Ratings tag)
AGENCY
IPX4
PRODUCT DESCRIPTIONS
BLOWER SPECIFICATION:
Static Pressure
(Inches of Water)
Flowrate
(CFM)
0346
0.3 305
0.6 241
0.8 105
336mm
13.2in
946mm
37.2in
334mm
13.2in
282mm
11.1in
879mm
34.6in
296mm
11.7in

Owner's Manual and Installation Instructions for
FlexBake 5™ Integrated Ventilation System
6
STEP 1: UNPACKING
• Hammer • #2 Phillips Screwdriver
• Crowbar/Pry Bar • 5/16” Nut Driver
• Knife or Box Cutter
TOOLS REQUIRED (NOT PROVIDED) FOR THIS INSTALLATION
UNPACKING AND INSTALLATION INSTRUCTIONS
a. Carefully remove outer crating using
a hammer and crowbar/pry bar.
Remove carton top.
Crated View
b. Remove the screws securing the Exhaust
Ring and IVS Cover and remove these
parts from the assembly (save parts and
screws). Remove the 4 wood screws (2
per side ange) securing the IVS assembly
to the wooden slats and pallet. Carefully
remove any blocking and lift the IVS out
of the carton and inspect for any shipping
damage.
Foam Tape
c. Apply foam tape to underside of IVS on the anges
as shown. Foam tape is packed along with the IVS
unit.
IVS Cover
Exhaust Ring

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Owner’s Manual and Installation Instructions for
FlexBake 5™ Integrated Ventilation System
STEP 2: REMOVE FAÇADE COVER & FACADE
a. Turn the FlexBake 5™ Control Power Switch off and disconnect external all poles mains supply.
b. Remove the façade cover by removing the 16 (#8-32) screws from the top and the 4 (#8-32) screws from
the back. SAVE SCREWS.
WARNING
ELECTRICAL SHOCK HAZARD.
TASKS MUST BE PERFORMED BY A QUALIFIED SERVICE TECHNICIAN OR
ELECTRICIAN.

Owner's Manual and Installation Instructions for
FlexBake 5™ Integrated Ventilation System
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c. Remove the 6 screws (Tek Screws). SAVE SCREWS.
d. Disconnect the façade cooling fan and carefully lift the façade off of the oven and save for potential future
use (if desired).
Façade Cooling
Fan

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Owner’s Manual and Installation Instructions for
FlexBake 5™ Integrated Ventilation System
STEP 3: REMOVE THE MOTOR SHIELD
a. Remove the 4 screws (#10-24) securing the Exhaust Duct Extension.
b. Remove the Exhaust Duct Extension and both gaskets and save for potential reuse with the façade, if
desired.
NOTE: Do not exert excessive force on the cavity exhaust duct. This must remain rmly secured
and sealed to the cavity.

Owner's Manual and Installation Instructions for
FlexBake 5™ Integrated Ventilation System
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STEP 4: INSTALL THE IVS ASSEMBLY
a. Place the new Exhaust Duct Gasket
(supplied with the IVS assembly) onto the
Exhaust Duct ange.
b. Carefully set the IVS assembly on top of the oven
aligning the IVS duct with the oven Exhaust Duct
anges. NOTE: Make sure the gasket from a.
remains properly in place.
c. Install 4 screws (#10-24) to secure the IVS
duct to the oven exhaust duct.
d. Install the 6 screws (3 per side)(Tek screws
previously removed in Step 2 b.)

11
Owner’s Manual and Installation Instructions for
FlexBake 5™ Integrated Ventilation System
e. Connect the IVS assembly cooling fan
(mounted on side wall)(disconnected in Step.
2C).
f. Connect the IVS assembly blower motor to the
oven harness.
IVS Blower
Motor
IVS Assembly
Cooling Fan
NOTE: The IVS blower motor MUST be connected with the proper voltage lead wire. For
example, for the CE models (220-240VAC, 1P, 50-60Hz or 380-415VAC, 3N~, 50Hz), the 230VAC
lead wire from the motor MUST be connected to the oven harness. On the IVS blower motor,
WHITE is Common and RED is the 230VAC lead wire. Therefore, oven harness WHITE to IVS
blower motor WHITE and oven harness BLACK to IVS blower motor RED.
Oven Conv.
Blower
WHT
BLK
9
8
7
6
5
4
3
2
1
YEL
BLU
BLK
ORN
WHT
PUR
BRN
BLU
BLK
Option IPX Cooling
F an BLK
RED
Top Vent
Damper
BLK
BRN
Cool Down Drip
Valve
ORN
BLK
WHT
BLK
YEL
Top Vent
Blower
BLK
PUR
Bottom Vent Damper
BLK
PUR
BLK 208V
RED 230V
WHT COM
NOTE: See Wiring Schematic section of this manual for full
details.

Owner's Manual and Installation Instructions for
FlexBake 5™ Integrated Ventilation System
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STEP 5: INSTALL THE IVS COVER AND EXHAUST RING
a. Place the IVS blower adaptor gasket on to
the adaptor outlet, as shown.
b. Locate the IVS Cover in position as shown. Do
not install screws at this time.
IVS Cover
c. Locate the Exhaust Ring in position, as
shown (Fig. 7) and install the 4 screws (#8-
32). NOTE: Make sure the adaptor gasket is
properly in place.
d. Align the IVS Cover holes and install the 14
screws (#8-32) to secure it
IVS Blower
Adaptor Gasket

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Owner’s Manual and Installation Instructions for
FlexBake 5™ Integrated Ventilation System
STEP 7: VERIFY PROPER CONNECTION OF PROOF AND BAKE OVEN TO BUILDING STRUCTURE
WARNING
HAZARDOUS VOLTAGE
RISK OF ELECTRIC SHOCK
THIS RESTRAINING DEVICE MUST ALWAYS
BE CONNECTED WHEN THE APPLIANCE
IS IN SERVICE. DISCONNECT ONLY FOR
SERVICING AND/OR CLEANING, THEN
RECONNECT WHEN THE APPLIANCE
HAS BEEN RETURNED TO ITS NORMAL
POSITION.

STEP 6: CONNECT THE IVS BLOWER OUTLET
a. Connect the IVS blower outlet as required per local codes and/or other applicable codes using 5” rigid
metal duct work. Do not use plastic dryer duct vent. Duct and clamps are not included with the IVS.
a. This oven appliance must be secured to building structure. A restraining device kit (#153586) was
provided with the FlexBake 5™ unit to limit the movement of the appliance without depending on or
transmitting stress to the electrical conduit. Installation instruction is in the kit.
NOTE: The appliance shall be installed using exible conduit or equivalent to meet the local
electrical codes and shall be of sufcient length to allow the equipment to be moved for cleaning.
b. IMPORTANT: A minimum clearance of 6" from the top of unit to the ceiling must be provided.

Owner's Manual and Installation Instructions for
FlexBake 5™ Integrated Ventilation System
14
CAUTION
ELECTRICAL SHOCK HAZARD:
DO NOT WASH WITH WATER JET OR HOSE.
CAUTION
DO NOT USE OVEN CLEANERS, CAUSTIC CLEANERS, DEGREASERS, ACIDS,
AMMONIA PRODUCTS, ABRASIVE CLEANERS, STEEL WOOL, OR ABRASIVE
PADS CONTAINING IRON. THESE CAN DAMAGE THE STAINLESS STEEL, DOOR
GASKETS, PLASTIC SURFACES AND SENSORS.
DAILY CLEANING INSTRUCTIONS
a. Turn power off to the unit by pressing the Control Power Switch off.
b. Wipe down the interior and exterior of the IVS with warm water and mild detergent using a soft cloth.
CARE AND CLEANING
OVEN START-UP
WARNING
ELECTRICAL SHOCK HAZARD.
TASKS MUST BE PERFORMED BY A QUALIFIED SERVICE TECHNICIAN OR
ELECTRICIAN.
a. Have a qualied service technician or electrician connect the oven to the power supply.
b. Check for unrestricted airow exiting from the IVS blower outlet and any attached vent piping.

15
Owner’s Manual and Installation Instructions for
FlexBake 5™ Integrated Ventilation System
TROUBLESHOOTING
There are no user serviceable parts on the Duke IVS. If there is a malfunction, contact your Duke
Manufacturing authorized service agent or call 1-800-735-3853.
WIRING SCHEMATIC
Oven Conv.
Blower
WHT
BLK
9
8
7
6
5
4
3
2
1
YEL
BLU
BLK
ORN
WHT
PUR
BRN
BLU
BLK
Option IPX Cooling
F an BLK
RED
Top Vent
Damper
BLK
BRN
Cool Down Drip
Valve
ORN
BLK
WHT
BLK
YEL
Top Vent
Blower
BLK
PUR
Bottom Vent Damper
BLK
PUR
BLK 208V
RED 230V
WHT COM

Owner's Manual and Installation Instructions for
FlexBake 5™ Integrated Ventilation System
16
Duke Manufacturing Co.
2305 N. Broadway
St. Louis, MO 63102
Phone: [phone]
Toll Free: 1-800-735-3853
Fax: [phone]
www.dukemfg.com