WALL OVEN TECHNICAL SERVICE GUIDE Models: ■ ■ ■ ■ ■ ■ WO-227SS WO-227PL WO-227GN WO-227BL WO-227WT WO-227BK ■ ■ ■ ■ ■ ■ WO-127SS WO-127PL WO-127GN WO-127BL WO-127WT WO-127BK ■ ■ ■ ■ ■ ■ WO-230SS WO-230PL WO-230GN WO-230BL WO-230WT WO-230BK ■ ■ ■ ■ ■ ■ WO-130SS WO-130PL WO-130GN WO-130BL WO-130WT WO-130BK
To Our Valued Service Partners DCS is a leading manufacturer of premium quality cooking and speciality appliances for both residential and professional use. We are proud of our reputation for quality and our commitment to customer satisfaction. We have set high standards for ourselves along with our network of independent Part Distributors and Service Agencies. As an Authorized Part Distributor or Authorized Service Agency we are counting on you to represent our company in a professional manner.
Table Of Contents SAFETY PRACTICES & PRECAUTIONS...............................................................................3 SPECIFICATIONS ..............................................................................................................................4-7 PRODUCT IDENTIFICATION ......................................................................................................8 PARTS IDENTIFICATION ECO Failure Codes........................................................................
Safety Practices & Precautions Please read all sections of this manual and retain for future reference. WARNING: If these important safety precautions are not followed exactly, a fire or explosion may result, causing property damage, personal injury, or death. • Never store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appliance. NOTE: Installation and service must be performed by a qualified installer, and service agency.
Specifications / Dimensions WO-127 27” Single Wall Oven Front Side 25-1/2" 26-7/8" 23-7/8" 29-15/16" 29-3/8" Interior Dimension = 16"H x 22"W x 18-5/8"D Bottom Trim screws Rack Dimension = 21-3/8" W x 15"D WALL OVEN Cabinet Dimensions WALL OVEN Cut Out Dimensions 27" min. 2x4's or similar runners or solid structure support Conduit box centered 2" below bottom of oven 2x4's or similar supports 4 (Suggested distance from floor 6" min.
Specifications / Dimensions WO-227 27” Double Wall Oven Front Side 25-1/2" 26-7/8" 23-7/8" 54-15/16 " 54-3/16 " Bottom Trim screws Interior Dimension = 16"H x 22"W x 18-5/8"D Rack Dimension = 21-3/8"W x 15"D WALL OVEN Cabinet Dimensions WALL OVEN Cut Out Dimensions 27" min.
Specifications / Dimensions WO-130 30” Single Wall Oven Front Side 25-1/2" 29-7/8" 23-7/8" 29-15/16" Bottom Trim screws 29-3/8" Interior Dimension = 16"H x 25"W x 18-5/8"D Rack Dimension = 24-3/8"W x 15"D WALL OVEN Cabinet Dimensions 30" min. 2x4's or similar runners or solid structure support WALL OVEN Cut Out Dimensions Conduit box centered 2" below bottom of oven 2x4's or similar supports (Suggested distance from floor 6" min.
Specifications / Dimensions WO-230 30” Double Wall Oven Front Side 25-1/2" 29-7/8" 23-7/8" 54-15/16 " 54-3/16 " Bottom Trim screws Interior Dimension = 16"H x 25"W x 18-5/8"D Rack Dimension = 24-3/8"W x 15"D WALL OVEN Cabinet Dimensions WALL OVEN Cut Out Dimensions 30" min. 28-1/2" 54-3/8 " 2x4's or similar runners or solid structure support Conduit box centered 2" below bottom of oven 2x4's or similar supports 7 (Suggested distance from floor 6" min.
Product Identification ELECTRONIC OVEN CONTROL COOLING FAN VENTS TOUCH PAD FUNCTION KEYS 12:30 CATALYST AIR DUCT DOOR LOCK* CONVECTION FAN (behind convection baffle) OVEN LIGHT CONCEALED BROIL ELEMENT SIX RACK POSITIONS: 6 5 HIDDEN CONVECTION ELEMENT 4 3 SERIAL # LOCATION 2 1 HIDDEN BAKE ELEMENT (OVEN FLOOR) FOOD PROBE (upper oven only) *Door Lock only functions in the self clean mode Double oven display shown MODEL NUMBER / SERIAL IDENTIFICATION A B C D E F WO – 1 – 27 - SS - BR - PSH
Parts Identification EOC FAILURE CODES All failure modes give a visual and audible alarm. Failure modes can be canceled, but will return after the appropriate debounce time if the error condition still exists. —F7— ALARM A shorted key for 32 seconds in a row will activate a “CANCEL” feature in both ovens.This applies to all keys, including CANCEL. “-F7-” will be displayed in the time digits and the failure tone will sound until the CANCEL key is pressed.
Parts List Oven Can Assembly 30 31 29 28 27 20 19 26 1 21 25 24 23 22 2 3 11 18 4 5 6 13 7 9 12 10 32 8 10 14 15 16 17
Parts List Oven Can ITEM 1 2 3 4 5 * 6 7 8 9 10 * 11 * 12 * 13 14 15 * 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 * 31 * * 32 * DESCRIPTION 127/227 PART NO. RACK ASSEMBLY RACK ROLLER HORIZONTAL NUT, ROLLER CONVECTION BAFFLE W/A PORC.
Parts List Oven Door Assembly 4 1 3 2 5 14 13 12 6 7 16 15 8 9 10 11 19 20 20A 17 18 23 21 22 24 12
Parts List Oven Door ITEM 1 2 3 4 5 6 7 8 9 10 11 12 * 13 14 * * * * * * * * * * * 15 16 * 17 18 19 20 * 21 22 23 24 * DESCRIPTION 127/227 PART NO.
Parts List Oven Door ITEM DESCRIPTION 127/227 PART NO.
Parts List Oven Door ITEM DESCRIPTION 127/227 PART NO.
Parts List Display Assembly 1 2 4 3 18 5 8 6 7 9 10 17 12 13 14 13 16 11 15 16
Parts List Display ITEM 1 2 3 * * * * * 4 5 * * * 6 7 8 9 10 11 12 13 14 15 16 17 18 * * DESCRIPTION 127/227 PART NO.
Parts List Upper Oven Assembly 1 5 6 32 2 7 4 3 12 33 9 14B 31 10 11 8 35 36 13 30 16B 28 15 26 29 27 25 18 17 15A 15B 19 16A 39 14A 20 21 38 37 22 23 24 34 18
Parts List Upper Oven ITEM 1 2 3 4 5 6 7 8 9 10 11 12 13 14A 14B 15 15A 16A 16B 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 DESCRIPTION 127/227 PART NO.
Parts List Lower Oven Assembly 7 1 8 6 9 2 3 4 10 28 27 5 11 25 26 24 12 23 13 30 14 15 19 21 17 20 22 29 18 20
Parts List Lower Oven ITEM 1 2 3 4 5 6 7 8 9 10 11 12 13 * * * 14 15 17 18 19 20 21 22 23 24 25 26 27 28 29 * * * * * 30 * DESCRIPTION 127/227 PART NO.
Parts List / Assembly Bake ITEM DESCRIPTION 1 2 3 4 5 6 7 8 * 127/227 PART NO. ELEMENT MOUNTING BRACKET BAKE BOX REAR TOP BAKE ELEMENT BRACKET REAR BAKE BOX REAR BOTTOM BAKE ELEMENT BRACKET WELDMENT BAKE ELEMENT HOLDER BAKE ELEMENT BAKE ELEMENT BOX BAKE ELEMENT ASSEMBLY 96060 96056-02 96023 96056-01 96110-1 96022 16257 96050 96109 * ITEMS NOT SHOWN 2 5 6 3 1 7 8 4 22 130/230 PART NO.
Fastener Part List LOCATION DESCRIPTION OUTSIDE AIR JACKET REAR AIR JACKET INSIDE/LOWER AIR JACKET HINGE POCKET AIR JACKET SIDES/BTM OVEN CAN ASSY. BROIL TERMINAL BOX UPPER AIR JACKET UPPER AIR JACKET LATCH RETAINER PROBE COVER CONVECTION ASSEMBLY CONVECTION ELEMENT HOUSE & COVER TO BAFFLE BAFFLE TO OVEN OVEN SENSOR CONV.TOP INSUL RETAINER CONV. BTM. INSUL RETAINER BAKE ELEMENT ASSY. CATALYST CAT.
Fastener Part List LOCATION DESCRIPTION PART NO. CONTROL BOX SIDE CONTROL BOX BOTTOM TERMINAL BOX T-BLOCK MAIN/LO RELAY BOARD RELAY SPDT RELAY SPDT CONTROL PANEL SKIN TOP CONTROL MOUNT BRKT. EOC, DOUBLE CONTROL MOUNTING BRKT. LATCH MOUNT LATCH COVER LATCH COVER TOP LATCH COVER TOP BACK COVER BRACKET BACK COVER CONVECTION DUCT CONVECTION DUCT CONTROL COVER, REAR CONTROL COVER, FRONT OUTSIDE SPACER SIDE TRIM W/ASSY. FRONT FRAME FRONT FRAME CONVECTION MOTOR BRKT.
Operating Instructions THE OVEN DISPLAY • The clock digits and functions are on the left side of the oven display and are in blue. • The upper oven temperature digits and heating functions are in the middle of the display and are in red (on double ovens). • The lower oven temperature digits and heating functions are on the right side of the oven display and are in red. • If you enter incorrect or incomplete information the oven will prompt you with Err in the clock digits and several rapid beeps.
Operating Instructions NOTE: When baking if the oven door is open, the oven will not heat.The word on may appear in the display, but this only indicates the oven is below temperature, and will resume normal operation when the door is closed. You may BAKE, BROIL, CONVECTION BAKE , or CONVECTION ROAST in both ovens at the same time. The oven cooling motors may come on and go off automatically when baking.
Operating Instructions 2) CONV BAKE, PREHEAT and ON will be displayed. The actual temperature in the oven will be displayed until it reaches the set temperature. When it reaches it’s set temperature, it will chime once and the words on and preheat will go out.The oven is now ready to cook. The word ON will be displayed whenever the oven requires more heat to stay at it’s set temperature. NOTE: During convection bake, when the oven door is open, the oven will not heat.
Operating Instructions NOTE: During convection roast, if the oven door is open the oven will not heat.The word on may appear in the display, but this only indicates the oven is below temperature, and will resume normal operation when the door is closed. You may bake, broil, convection bake, or convection roast in both ovens at the same time.
Operating Instructions TO SET TIMER 1 OR TIMER 2 NOTE: Timer 1 and Timer 2 these timers DO NOT turn the oven on and off, they are simply timers.Their function is to alert you that the specified time has been reached. To turn an oven ON and OFF you must use the CLOCK. See the Timed Cooking and Delayed Timed Cooking section of this manual. 1) Press TIMER 1 or TIMER 2. 2) Press the number keys from 1 minute up to 11 hours 55 minutes. Pressing 1 to 59 will give that many minutes. 60 minutes is not allowed.
Operating Instructions 3) About 5 seconds after inserting the probe’s plug into the oven receptacle the flashing word Probe will show in the display along with rapid beeping. Press the probe key and enter a probe cooking temperature between 1000 to 2000 F using the number keys. Location for the plug end of food probe here. Insert the food probe 4) The display will show the actual probe sensor temperature of the food.
Operating Instructions 1) To set the oven to cook a specific length of time press cook time. The oven will display COOK TIME U for upper or L for lower oven. Set the cook time by pressing the number keys. You may enter cooking times from 5 minutes up to 11 hours and 55 minutes.The display will then read TIMED U or L OVEN. 2) If both ovens are operating, press the mode key for the oven you wish to time.
Operating Instructions USER OPTION OVEN CALIBRATION This oven is normally calibrated with a 150 F offset. That is, the oven is intentionally set to operate 150 F below normal. When operating the oven at 3500 F in bake, the average temperature will be 3350 F. The hidden bake and convection elements along with the ribbon broil element combine to make this oven operate better at lower temperatures. However, the oven temperature may be adjusted to suit the customer. It is adjustable by +- 350 F.
Element Removal / Component Access CONVECTION MOTOR NOTE: To replace the convection motor follow steps for convection element replacement page 40. STEP 1 Remove the four (4) baffle screws securing the convection pad cover to the liner. Pull motor assembly forward to gain access to the wires. Unscrew wire nuts to completely remove convection motor assembly from oven cavity. STEP 2 Motor and fan can now be replaced as needed. FIG.02 FIG.
Component Access REAR COMPONENTS NOTE: Power to the oven must be turned off before servicing the oven. STEP 1 Using an oven dolly, pull the oven from its cutout. With a 5/16” socket, remove the eleven (11) screws securing the cover to the oven. STEP 2 You will now have access to Blower Motor, Blower Thermostat, High Temperature Cut-out and Bake Elements (figs 07 & 09). FIG.05 FIG.06 FIG.07 FIG.08 Hi-Temp Cutout FIG.
Component Access BLOWER MOTOR AND BLOWER THERMOSTAT REMOVAL STEP 1 With a 5/16” socket remove the two (2) screws securing the blower motor assembly to the oven (fig.22). Pull the blower assembly towards you, then disconnect wires from motor. STEP 2 Carefully remove blower thermostat from blower motor assembly (fig.12). The blower thermostat is secured in place by two (2) nuts. Blower motor and / or blower thermostat can now be replace. FIG.11 FIG.10 FIG.
Component Access HIGH TEMPERATURE CUT-OUT STEP 1 The high temperature cut-out is held in place by the cut-out bracket. The bracket is secured to the oven by two (2) screws, disconnect wires from terminals. STEP 2 With a 5/16” socket remove the two (2) screws. FIG.14 FIG.13 FIG.
Oven Control Removal ELECTRONIC OVEN CONTROL Be sure the Wall Oven is cool and no food items or trays are in the oven. NOTE: Make sure the Wall Oven is unplugged from the electrical supply before servicing. STEP 1 Remove upper oven door. Using a phillips screwdriver remove the two (2) screws securing the control panel skin to the control panel mounts (figs. 17 & 18). STEP 2 Using a phillips screwdriver remove the five (5) screws securing the latch (fig.18) to the cover bottom.
Oven Control Removal ELECTRONIC OVEN CONTROL (CONTINUED) STEP 3 The control cover assembly can now be removed. Care must be taken when removing since molex plugs are still attached. Remove molex plugs. STEP 4 Place a drop cloth on a flat surface, then lay the control panel assembly on its face to remove electronic oven control. Disconnect the membrane from the electronic oven control. With a phillips screwdriver remove the four (4) screws and replace electronic oven control.
Latch Removal UPPER AND LOWER STEP 1 Remove oven door. With a phillips screwdriver remove the five (5) screws securing the latch cover bottom and top (figs.21 & 22). STEP 2 Latch assembly can now be pulled forward to access the rear of latch assembly (fig.23). NOTE: It is always wise to transfer wires while the original latch is still in place. This ensures the correct wires are connected to the correct terminals. FIG.22 FIG.21 FIG.
Element Replacement CONVECTION ELEMENT STEP 1 Remove oven door. Remove the four (4) screws securing the convection baffle to the oven liner (fig.24). STEP 2 Remove the two (2) screws securing the element to the liner (figs.25 & 26). Pull element forward to reveal terminals. With a pair of pliers disconnect the wires from the element. The element can now be replaced (fig.27). FIG.24 FIG.25 FIG.26 FIG.
Current Flow And Operation CURRENT FLOW ELEMENTS NOTE: 240 volts flow to each element. Upper Upper Upper Upper Oven Oven Oven Oven Bake Element - 2450 Watts, 10.2 Amps. Convection Element - 1900 Watts, 7.9 Amps. Broil Element (outer) - 1650 Watts, 6.88 Amps. Broil Element (inner) - 1850 Watts, 7.71 Amps. UPPER OVEN BAKE • Relays switch E23 to E8 closes during preheat. After preheat, the switch remains closed for 22 seconds out of every 60 seconds.
Current Flow And Operation UPPER OVEN CONVECTION ROAST • Relay switch E23 to E8 closes in temperatures below 200 degrees, and will remain close for 12 seconds out of every 60 seconds. In temperatures above 200 degrees it remains closed until preheat is complete. After preheat, the relay switch will remain closed for 20 seconds out of every 60 seconds. • During temperatures below 200 degrees, relay switch E22 to E6 will close in preheat for 40 seconds out of every 60 seconds.
Current Flow And Operation LOWER OVEN CONVECTION BAKE • Relay switch E13 to the normally open switch (Relay SPDT) closes in preheat and remains closed for 12 seconds out of every 60 seconds during temperatures less than 200 degrees. During preheat temperatures above 200 degrees, relay switch E23 to the normally open switch (Relay SPDT), remains closed for 20 seconds out of every 60 seconds. After preheat the relay switch remains open.
Warranty LENGTH OF WARRANTY One (1) Year Full – Covers the entire product. Ten (10) Years Limited – Porcelain oven, porcelain inner door panel. DCS WILL COVER All repair labor and parts found to be defective due to materials or workmanship for one full year from date of purchase. Service must be provided by Authorized Factory Agent during normal working hours. DCS WILL NOT PAY FOR • • • • • • • • Installation or start-up. Cleaning of general maintenance. Shipping damage.
As product improvement is an ongoing process at DCS, we reserve the right to change specifications or design without notice. 5800 Skylab Road, Huntington Beach, CA. 92647 Tel: (714) 372-7000 Fax: (714) 372-7004 Parts/Customer Service (888) 281-5698 www.dcsappliances.com Part No. 10930 Rev.