Hobart OV210 User's Manual
Contents
1. Operation Manual 0V210 SERIES Model Number RACK OVENS Serial Number LLLA WITH ELECTRONIC Date of Installation OVEN CONTROL Hobart Bakery Systems 19220 State Route 162 East Orting WA 98360 Phone 360 893 5554 Toll free 1 800 280 2495 Fax 360 893 6128 FORM 31204 Rev A Sep 2003 IMPORTANT FOR YOUR SAFETY THIS MANUAL HAS BEEN PREPARED FOR PERSONNEL QUALIFIED TO INSTALL GAS EQUIPMENT WHO SHOULD PERFORM THE INITIAL FIELD START UP AND ADJUSTMENTS OF THE EQUIPMENT COVERED BY THIS MANUAL POST IN A PROMINENT LOCATION THE INSTRUCTIONS TO BE FOLLOWED IN THE EVENT THE SMELL OF GAS IS DETECTED THIS INFORMATION CAN BE OBTAINED FROM THE LOCAL GAS SUPPLIER IMPORTANT IN THE EVENT A GAS ODOR IS DETECTED SHUT DOWN UNITS AT MAIN SHUTOFF VALVE AND CONTACT THE LOCAL GAS COMPANY OR GAS SUPPLIER FOR SERVICE FOR YOUR SAFETY DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE VAPORS OR LIQUIDS IN THE VICINITY OF THIS OR ANY OTHER APPLIANCE WARNING IMPROPER INSTALLATION ADJUSTMENT ALTERATION SERVICE OR MAINTENANCE CAN CAUSE PROPERTY DAMAGE INJURY OR DEATH READ THE INSTALLATION OPERATING AND MAINTENANCE INSTRUCTIONS THOROUGHLY BEFORE INSTALLING OR SERVICING THIS EQUIPMENT IN THE EVENT OF A POWER FAILURE DO NOT ATTEMPT TO OPERATE THIS DEVICE KEEP AREA AROUND OVEN CLEAR OF COMBUSTIBLES DO NOT OBSTRUCT COMBUSTION AND VENTILATION OPENINGS ON THE OVEN TABLE CONTENTS2. GENERAL eA Ne de tate i etai esed A repeat ddr secos 5 INSTALLATIONS ee ettet ett t ee cad eet eed mt 5 ORERATION x ct S eterne antice at de 6 eT dn FY dd CI Y 6 Control ieu egu 7 OVEN PEN Gat eves s ed udine FF Uog 8 Basic opera Uon laced FFO E AA GE YD MC 9 Programming the Quick Set 422442 0 4 10 LLYN HLLLLn NE EE enne ren 10 Temperature and Timer Control 12 Sh tdOWr du du Yn mdd YN tie YD A 13 MIDI ND 13 General i ua nd AN ee MA A A Au aa 14 Preventive Maintenance 2 ome Sen YD ettet me 14 Service and Parts 14 TROUBEESHOOTING FD DD DDN FR DYD oY LD 14 OWNER PREVENTIVE MAINTENANCE 15 Introductiol si Em 15 Preventive Maintenance Procedure 15 OPERATION AND CARE OF OV210 SERIES RACK OVENS KEEP THIS MANUAL FOR FUTURE USE GENERAL Model OV210G Gas and OV210E Electric Rack Ovens accommodate roll in racks They are equipped with an electronic oven control for baking and or steaming applications A mechanism in the ceiling rotates the rack during baking Model OV210G M1B is rated at 175 000 Btu hr natural gas Model OV
3. and the wheels completely off the oven floor when raised 2 Check and tighten all set screws on carrier 16 Inspect Door Components 1 Check loading door latch A _ Check door gasket for good condition If door gasket needs replacement contact your authorized service agency B Check loading door latch Fig 5 latch must fully extend when door is closed and contacting door gasket Leave about s gap between latch and striker for heat expansion C Adjust strike in or out as required by loosening one screw Fig 6 on each side of strike D Tighten screws LATCH FULLY LOOSEN SCREWS EXTENDED TOADJUST AC h Fig 5 Fig 6 2 Check door sweep A door sweep should hit the ramp approximately evenly across door width when door is in the closed position B Turn oven On Ifair blows out from underneath the door or steam door will need adjusted If door sweep needs replacement or adjustment contact an authorized service agency Check interior door release Fig 7 for proper operation Check door switch for proper operation A _ When door switch actuator rod Fig 8 is in the down position door open the rod should extend 3 to 7 6 from the underside of the header and easily slide up ramp as door is closed Fig 8 Slide ramp should be positioned as shown below If not reform ramp as necessary SLIDE UP RAMP AS DOOR IS CLOSED RELEASE IN
4. enter the new values Press START when finished If the door is opened at any time during the baking cycle the TEMP TIMER STEAM and DELAY settings will pause until the door is closed Press START to resume TIMER STEAM and DELAY functions PROGRAMMING THE QUICK SET MENU Quick Set stores up to 84 programs that can be stored in memory and recalled by number when needed A program is a set of baking instructions TEMP TIMER STEAM and DELAY settings that the operator defines for any baking operation 1 Press TEMP and enter 99 on the number keypad Repeat this step for TIMER STEAM Minutes Set Remaining an d DEL AY STEAM p 2 Wait for displays to change to 0 3 Press TEMP and enter the desired pec temperature value on the number keypad sat Repeat this step for TIMER STEAM and during this delay DELAY These settings are optional and can be left at O if desired To clear an entry press TEMP TIMER STEAM or DELAY again a M 4 Press QUICK SET and enter the previously our selected number 1 through 84 on the keypad UICK dum 5 Press START The QUICK SET display reads START 0 when the settings have been accepted 6 Record QUICK SET program numbers and product associated with them for future VENT POWER PULSE reference AIRFLOW OPEN LIT ON AUTO 7T Tostore additional Quick Set settings repeat steps 1 through 6 8 Turn power switch to OFF for at least 3 seconds t
5. window displays the set Enter the value using the number keypad temperature The HEAT ON light will be illuminated while the oven is preheating When the oven has reached the set temperature the HEAT ON light will go off The OVEN TEMP window displays the actual oven temperature TIMER Press to set the TIMER Enter the time The TIMER window displays minutes set using the number keypad and minutes remaining for the current baking cycle The ON light will blink when the TIMER is active STEAM Press to set the STEAM option Enter the The STEAM window displays the amount amount of time for steaming on the of time in seconds set for the steam number keypad then press START The cycle The ON light will blink when steam ON light will blink after pressing START System is active DELAY Press to set the DELAY option Enter the The DELAY window displays the amount desired number of minutes on the number of time in minutes that the DELAY option keypad then press START The ON light will operate during the baking cycle Delay will blink after pressing START minimizes airflow at the beginning of the baking cycle Heat is disabled while the DELAY option is activated The ON light will blink when DELAY AIRFLOW is active QUICK SET Press to recall stored settings Enter the The QUICK SET window displays the Quick Set number on the number keypad current Quick Set program VENT Press to open the vent This rapidly vents VENT light is
6. 210G M2B is rated at 290 000 Btu hr natural gas and 250 000 Btu hr propane gas Model OV210E is rated at 39 kW electric and model OV210E M2B rated at 52 kW electric Baxter Rack Ovens are produced with quality workmanship and material Proper installation usage and maintenance of your rack oven will result in many years of satisfactory performance It is suggested that you thoroughly read this manual and carefully follow the instructions provided INSTALLATION OV210 series ovens must be installed started and tested or moved only by authorized Bakery Systems trained service technicians OPERATION WARNING THE RACK OVEN AND ITS PARTS ARE HOT USE CARE WHEN OPERATING SERVICING OR CLEANING THE OVEN CONTROLS OVEN TEMP Actual Temperature SET LE HEATON Max Temp 525 F7 274 C TIMER i Control Hints STEAM The VENT feature helps control humidity The STEAM option requires 20 to 30 minutes to recover prior to each use DELAY EB For delicate baked goods use the PULSE Heat is disabled eau AIRFLOW option e When first initiated the vent stays open for 90 seconds then closes for 115 seconds and reopen for 5 seconds After the first venting is complete the vent will open for 5 seconds every 115 seconds throughout the baking cycle VENT POWER PULSE AIRFLOW AUTO CONTROL GUIDE KEY ACTION DISPLAY TEMP Press to set the desired temperature SET TEMP
7. ICE AND PARTS INFORMATION Contact your authorized service agency TROUBLESHOOTING Burners Will Not Light Gas Ovens Only 1 Turn the power switch OFF and wait 5 minutes 2 Make sure the gas shutoff valve is in the ON position 3 Turn the power switch ON NOTE If the oven does not light on the second attempt turn the gas shutoff valve to the OFF position and call for authorized service 14 OWNER PREVENTIVE MAINTENANCE PROCEDURE INTRODUCTION This owner preventive maintenance PM section includes procedures to inspect for proper operation and cleaning of components Owner PM procedures are written for gas ovens They can also be used for electric ovens by omitting the steps that refer to components found only on gas ovens Owner PM should be conducted bi monthly per OSHA Bakery Oven Inspection Standard 29 CFR 1910 263 1 9 ii A convenient PM checklist is provided at the end of this section NOTE This PM procedure does not discuss repair or replacement of components Upon completion of the PM procedure you will need to contact a qualified servicer for any needed repairs Tools Used For Inspection Procedure Standard set of hand tools Vacuum cleaner shop vac PREVENTIVE MAINTENANCE PROCEDURE WARNING DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW LOCKOUT TAGOUT PROCEDURES WARNING SHUT OFF THE GAS BEFORE SERVICING THE UNIT WARNING CERTAIN PROCEDURES IN THIS SECTION REQUIRE ELECTRICAL TEST OR MEA
8. NING THE RACK OVEN AND ITS PARTS ARE HOT USE CARE WHEN OPERATING SERVICING OR CLEANING THE OVEN WARNING DISCONNECT THE ELECTRICAL POWER TO THE MACHINE AND FOLLOW LOCKOUT TAGOUT PROCEDURES GENERAL As Needed Inspect the area around the oven The area must be free and clear from combustibles There must be no obstructions to the airflow Daily Clean Exterior Weekly NOTE Do not change air shutters settings when cleaning oven interior Clean the oven interior and remove loose debris See Cleaning Clean the windows Empty grease catcher if eguipped Monthly e Clean exhaust hood filters if equipped with soap and water Bi Monthly Owner Preventive Maintenance PREVENTIVE MAINTENANCE The rack oven should be kept on a regular preventive maintenance schedule Ovens reguire specific preventive maintenance based on usage and environmental factors The failure to have the oven properly maintained by following recommended preventive maintenance procedures may result in higher repair costs shortened eguipment life or unsafe operating conditions The performance of routine preventive maintenance on any rack oven which is the owner s responsibility will help to ensure continued safe and reliable operation A preventive maintenance program is your best option for continued safe and reliable oven operation We believe that an authorized service agency is your best choice for performing preventive maintenance SERV
9. SUREMENTS WHILE POWER IS APPLIED TO THE MACHINE EXERCISE EXTREME CAUTION AT ALL TIMES IF TEST POINTS ARE NOT EASILY ACCESSIBLE DISCONNECT POWER AND FOLLOW LOCKOUT TAGOUT PROCEDURES ATTACH TEST EQUIPMENT AND REAPPLY POWER TO TEST Inspect Oven Lamps 1 Lamps should be on when oven is powered 2 f not replace lamps A Remove screws securing lamp compartment cover Fig 1 and pull cover towards you to disengage cover from rear tabs 3 Twist lamp Fig 2 to disengage from lamp sockets Fig 2 and carefully withdraw lamp from area 4 Reverse procedure to install new lamps 4 LAMP COMPARTMENT FF COVER 7 Um SCREWS Fig 1 Fig 2 15 Clean and Vacuum Components and Control Burner Areas 1 Clean the control burner compartment Fig 3 area of dust and or lint accumulation 2 Vacuum the control burner compartment floor of dust and or lint accumulation 3 Gain access to the top of oven and clean dust that may have accumulated on top of circulation blower motor Fig 4 4 Clean cabinet blower screen located at top of the control compartment M2B only VACUUM AND CLEA CONTROL BURNER COMPARTMENT Fig 4 Fig 3 Inspect Rack Lift and Rotation Assemblies 1 Check rack lift assembly for proper operation A _ Open door Racklift should lowerto correct height of rack and be in forward loading position to accept rack entry B _ The oven rack should be easily rolled in and out of oven
10. TERIOR DOOR 3 ROD MUST EASILY 18145 Fig 7 Fig 8 HT Inspect Air Louvers 1 Check air louvers shutters Fig 9 inside oven and tighten any loose screws 2 Check oven interior tighten or replace loose or missing panel screws Also check floor anchors Inspect Cavity Vent Fig 9 1 Check vent for proper operation A vent button Fig 10 on control panel to open vent and then push again to close vent B Visually check that vent opens Figs 11 and 12 and closes when button is pressed al Fig 11 VENT CLOSED Fig 10 Fig 12 Visually Inspect Electrical Connections 1 Inspect all wiring connections for discoloration If discoloration visible contact an authorized service agency 18 Verify Ignition Module Safety Lockout Functions Gas Ovens 1 Verify ignition module safety lockout functions A B C All six status lights Fig 13 should be lit and indicate the following Light 1 High limit closed Light 42 Light 3 Light 4 Light Z5 Ignition control powered Turn the oven on and close the door Set the oven control to call for heat make sure convection fan is running and the burner has established a flame Locate the six burner status lights as shown in diagram Burner blower running and airflow pressure switch is closed Purge complete steady on or burner airflow blinking 4 THERMOSTAT CLOSED CALL FOR HEAT Thermostat
11. closed TH1 cycles on and off with thermostat ig GAS VALVE BURNER 7270 Light 6 Gas valve powered 2 Verify hood exhaust air pressure switch operation A B C Fig 13 If the results have been obtained proceed to weer step 2 If the results have not been obtained contact an authorized service agency Set oven to call for heat make sure convection fan is running Fig 14 Gain access to the top of the oven and disconnect tubing Fig 14 from exhaust vent collar Burner should go out Reconnect tubing and burner should re establish a flame If not contact an authorized service agency Verify Operation of Steam 1 Check steam system for proper operation A Turn the water supply ON Turn oven ON and set to normal bake temperature Allow to cycle three times to stabilize temperature Set control to call for steam Observe operation If steam is not observed contact an authorized service agency After completion of the owner PM procedure you will need to contact a qualified servicer for any needed repairs Keep a copy of the Owner Preventive Maintenance Checklist for your records 19 COPY AS NEEDED MODEL SERIAL NUMBERS PREVENTIVE MAINTENANCE CHECKLIST sss UR BAKERY RACK OVENS GAS CHECK FOR PROPER OPERATION OR CLEAN CALL FOR SERVICE AS NECESSARY Inspect cavity vent Visually inspect electrical connections Verify ignition module safety lockout fun
12. ctions Verify operation of steam Inspect air louvers PROCESS COMPLETED PM Frequency Bi monthly Type of Gas Natural Gas Propane Location Store No Inspector Date Completed Service Notified for Necessary Repairs Inspector Signature FORM 31204 Rev A Sep 2003 Date Comments 90 PRINTED IN U S A
13. e helpful to set QUICK SET 1 for the desired preheat settings during oven startup e Any combination of bake settings can be manually entered on the control pad for one time custom baking operations These settings are not saved to the Quick Set program memory 11 TEMPERATURE AND CONTROL SETTINGS Actual Temperature Oven Max Temp 525 F7 274 C Minutes Set LIU DELAY 2 AIRFLOW iudei QUICK SET Remaining Number 0 84 TEMP STEAM DELAY CLEAR CLEAR CLEAR orSET orSET or SET 3 VENT PULSE AIRFLOW OPEN LIT AUTO 4 5 PL 56153 12 1 The temperature and timer controls are factory set to degrees Fahrenheit with minutes set and minutes remaining If desired the controls can be changed to degrees Celsius and or hours and minutes remaining as follows Press TEMP and enter 99 on the number keypad Do the same for TIMER STEAM and DELAY Wait 5 seconds for displays to change to 0 Press TEMP then enter 0 for Fahrenheit with minutes set and minutes remaining factory setting e 1 for Celsius with minutes set and minutes remaining e 2 for Fahrenheit with hours and minutes remaining e 3 for Celsius with hours and minutes remaining Press OUICK SET enter 0 on the number keypad then press START Turn OFF the power switch for at least 3 seconds then turn it back ON The oven should now be in the temperature and tim
14. er mode you chose If needed attach the HOURS MINUTES label located on the inside ofthe front control door to the digital control panel SHUTDOWN 1 Remove all remaining product 2 Press TEMP to shut off heat 3 Allow the oven to cool then turn the power switch to the OFF position 4 Clean the baking chamber See CLEANING 5 For lengthy shutdowns shut off the main power and the gas and water supplies CLEANING WARNING THE RACK OVEN AND ITS PARTS ARE HOT USE CARE WHEN OPERATING SERVICING OR CLEANING THE RACK OVEN Allow the oven to cool Clean the outside of the oven daily with a clean damp cloth Remove rack s and clean as you would any cooking utensil Use warm soapy water and a brush Rinse with clear water and dry with a clean cloth Using a clean cloth and warm soapy water wash the stainless steel interior of the oven rinse with clear water and dry with a clean cloth Gently scrape heavy buildup off door glass Residue can be removed with a glass cleaner when oven is cool Do not use cleaners containing grit abrasive materials bleach harsh chemicals or chlorinated cleaners Do not use oven cleaners Do not use steel wool or stainless steel cleaners on stainless steel surfaces Stainless steel polish can be used on the exterior of the oven never on the interior When polishing follow the grain of the stainless steel Never spray down the oven with water or steam 13 MAINTENANCE WAR
15. hen turn it back ON 10 Changing Quick Set Programs 1 When the power is turned on the oven defaults to QUICK SET 1 2 Press TEMP and enter 99 on the number keypad Repeat this step for TIMER STEAM and DELAY 3 Wait for displays to change to 0 4 Press TEMP and enter the new temperature value on the number keypad Repeat this step for TIMER STEAM and DELAY These settings are optional and can be left at O if desired To clear an entry press desired entry again 5 Press QUICK SET and enter the selected number for the QUICK SET program you want to change Press START The displays will read O when the new settings have been accepted 6 Turn power switch to OFF for at least 3 seconds and then turn it back ON Using Quick Set Programs 1 Press QUICK SET and enter the QUICK SET number 1 through 84 on the keypad for the program you want to use The TEMP TIMER STEAM and DELAY settings are displayed 2 Confirm that the oven is at the set baking temperature 3 Slowly open the door Wait for the rack lifting device to lower and come to a stop 4 Roll the loaded rack onto the rack carrier until it touches the rear carrier stop and then latch front carrier stop See Loading and Unloading Procedures 5 Close and latch the door 6 Press START 7 A buzzer will sound after the TIMER expires Press STOP to silence the buzzer Quick Set Hints e The oven defaults to the QUICK SET 1 settings when turned on It may b
16. lit when the vent cycle is the bake chamber and begins the venting enabled cycle The vent can be activated at any time during the baking cycle POWER Flip the toggle switch to turn the oven Main displays are lit when the oven is on PULSE AIRFLOW main power ON or OFF Press to allow the oven fan to run intermittently on for 2 minutes off for 1 minute throughout the baking cycle resulting in a gentle bake PULSE AIRFLOW light is lit when the pulse airflow cycle is enabled PREHEAT Max Temp 525 F7 274 C For the best results the oven must be preheated EHE NES TIMER before baking begins Gu serena 1 Turn the power switch to the ON position SEAN 2 Press TEMP and enter the desired baking temperature on the number keypad DELAY 3 Confirm that the doors are closed This HN enables the rack carrier to lift and rotate 4 Allow 20 minutes after the oven has reached the set temperature for the steam system to charge The actual oven temperature is displayed in the OVEN TEMP window 5 oven is now ready for baking operations VENT POWER PULSE AIRFLOW OPEN LIT ON AUTO e e CLOSED OFF OFF PL 56153 BASIC OPERATION WARNING THE OVEN AND ITS PARTS ARE HOT TO PREVENT BURNS USE HOT PADS OR PROTECTIVE MITTS WHEN LOADING OR UNLOADING THE OVEN 1 2 3 Preheat the oven Confirm that the doors are closed This enables the rack carrier to lift and rotate Manually
17. select baking settings Press TIMER and enter the desired value on the number keypad Repeatthis step for STEAM and DELAY To clear an entry press TIMER again Slowly open the doors Wait for the rack carrier to stop and lower Loading Procedure The rack carrier is equipped with a stop on both ends Manually flip the front carrier stop open lead flap up to load the rack Roll the loaded rack onto the oven rack carrier until it touches the rear carrier stop then latch the front carrier stop Close and latch the door This enables the rack carrier to lift and rotate Begin baking by pressing START A buzzer will sound after the TIMER expires Unloading Procedure 1 2 3 Press STOP or open the loading door to silence the buzzer Slowly open the doors Wait for the rack carrier to stop and lower The rack carrier is equipped with a carrier stop on both ends Manually flip the front carrier stop open lead flap up Remove the rack from the rack carrier Close the loading door Operational Hints During a baking cycle the START and STOP keys control the TIMER STEAM and DELAY settings only They have no effect on the oven heat When the TIMER expires the oven heat stays at the set temperature Care should be taken not to overbake products To adjust the temperature during a baking cycle press TEMP and enter the new temperature To adjust the TIMER STEAM or DELAY settings press the corresponding key and
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