Oliver 688-N User'S Operating And Instruction Manual Download Page 28 | Manualshive

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MODEL 688-N

0688S20012

11-2

FRONT CONTROL PANEL PARTS LIST

ITEM NO

PART DESCRIPTION

PART NUMBER

701

Control

Panel

0688-0011

702

Temperature

Control

5712-0015

703

Knob

5759-2050

704

Red Pushbutton

5708-7805

705

Green

Pushbutton

5708-7806

706

Red Pilot Light

5709-0017

707

Green Pilot Light

5709-0019

708

Proximity

Switch

Bracket

0690-0042

711

Magnetic

Proximity

Switch

5757-8819

For Service Parts Call Oliver Products @ 800-253-3893

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Summary of Contents for 688-N

Page 1: ...0688S20000 CV Grand Rapids Michigan U S A 49504 5298 USER S OPERATING AND INSTRUCTION MANUAL MODEL 688 N QUARTER RACK ELECTRIC CONVECTION OVEN ...

Page 2: ...3 2 Venting 3 3 Test Cycle 3 4 OPERATING INSTRUCTIONS 0688S20005 4 1 Beginning Operation 4 1 Adjusting the Temperature 4 1 Turning Oven Off 4 1 Adjusting the Moveable Shelves 4 1 TROUBLESHOOTING 0688S20006 5 1 Temperature Calibration Re calibration 5 3 MAINTENANCE 0688S20007 6 1 Cleaning 6 1 Lubrication 6 1 Removal and Replacement Guide 6 2 RECOMMENDED SPARE PARTS 0688S20008 7 1 REPLACEMENT PARTS ...

Page 3: ... Drawing 11 1 Parts List 11 2 ELECTRICAL SUB PANEL 0688S20013 12 1 Drawing 12 1 Parts List 12 2 REAR COVER ASSEMBLY 0688S20014 13 1 Drawing 13 1 Parts List 13 2 COVER ASSEMBLY 0688S20015 14 1 Drawing 14 1 Parts List 14 2 ELECTRICAL DIAGRAM 0688S20017 15 1 Three Phase Wiring Diagram 208 240 375 480 V 15 1 WARRANTY GEN 050816 WARRANTY PROCEDURE GEN 050817 RETURNED PARTS POLICY GEN 050818 ...

Page 4: ... of this manual for additional requirements 3 Connect the oven to a properly grounded electrical supply that matches the requirements shown on the electrical specification plate and follow specifications of local electrical codes 4 Disconnect and lock out the oven from the power supply before cleaning or servicing 5 Check and secure all guards before starting the oven 6 Observe all caution and war...

Page 5: ...arket allowing the oven to be turned off during non peak hours thus saving energy The oven has many protective features such as not allowing heating of the elements when the door is open Other features are re settable thermal overloads on the motor and a high limit thermostat The temperature control allows precise control of the baking temperature The moveable shelves allow greater flexibility Phy...

Page 6: ... 688 oven 695 Proofer with casters 63 1 16 high Stacked 688 690 ovens with casters 65 1 16 high Clearance Left side 2 Right side 12 in a fixed location to have access to electrical components or 2 when mounted on another unit which has casters Back side 4 to allow for proper motor ventilation and electrical connection Net Weight Approximately 300 pounds Shipping Weight Approximately 350 pounds ...

Page 7: ...ntilation and electrical connection Ovens without casters should be placed so that there is a minimum of two inches on all sides except for the side with the electrical panel right side which should have a minimum of twelve inches The rear of an oven without casters should be a minimum of four inches away from adjacent surfaces to allow room for the electrical connection and motor ventilation Seal...

Page 8: ... the top of the lower unit are securely positioned into the holes in the base of the upper oven Electrical Connection WARNING THE OVEN MUST BE CONNECTED TO A PROPERLY GROUNDED ELECTRICAL SOURCE OF THE SAME RATING AS THE MACHINE FAILURE COULD RESULT IN AN ELECTRICAL SHOCK WHICH MAY CAUSE INJURY OR DEATH WARNING ALL WIRING AND ELECTRICAL REPAIRS SHOULD BE DONE BY A QUALIFIED ELECTRICIAN FAILURE TO D...

Page 9: ... used the oven should be wired in a manner which would conform to the U S National Electric Code CAUTION FANS MUST ROTATE IN THE CLOCKWISE DIRECTION FOR PROPER AIRFLOW IMPROPER DIRECTION MAY CAUSE UNEVEN BAKES AND LONGER BAKING TIMES Check fan rotation for clockwise direction After the oven has been Set Up and connected to the electrical service do the following to check the rotation of the fans U...

Page 10: ...e oven Turn the main power switch on green button The fan should start Adjust temperature to 350 degrees F using thermostat The heat light should illuminate then extinguish when oven reaches temperature Once the oven reaches the set temperature the heating elements should cycle on and off as indicated by the heat light The gap between the door and the housing of the model 688 oven is designed to b...

Page 11: ...s closed Adjusting Temperature Adjust the temperature of the oven by turning dial to correspond to the temperature desired Allow oven to reach temperature before baking If adjusting to a lower temperature it may be necessary to allow oven to cool by leaving door open for a few minutes Turning Oven Off Turn oven off by pressing the red Off button Adjusting Moveable Shelves 6 moveable shelves are pr...

Page 12: ...h Your oven comes with a high temperature limit switch set at approx 600 F This switch will reset when the oven has cooled Motor has overheated The blower motor is equipped with an internal thermal switch Turn the oven off and try to restart after the motor has cooled Possible causes 1 The motor bearing or winding has failed 2 Something is binding the motor or blower fan 3 The rear of the oven lac...

Page 13: ... the door time enough to latch properly Check for a worn or broken hinges The Blower Fan Will Not Run The oven liner may be rubbing on the fan preventing its rotation A motor fuse may need to be replaced The door switch may not be working Oven temperature is too high Your oven comes with a high temperature limit switch set at approx 600 F This switch will reset when the oven has cooled Motor has o...

Page 14: ...w voltage at the power source Temperature Calibration Re calibration Temperature Adjustment Oven is calibrated from the factory However should you find a difference between the Set temperature and the Actual oven temperature a correction can be made by doing the following 1 Place an accurate thermometer in the middle of the oven 2 Set the oven thermostat to 350 deg F 3 Allow time for the temperatu...

Page 15: ...jobs such as where there are burned on or greasy deposits or heat tint you should use an abrasive pad Remember for best results always keep the stainless steel shiny To simplify major cleanings the door may be lifted off of the hinges and the inner liner may be removed by removing the six slotted head screws which secure the liner Four of these screws are in the front of the oven while two additio...

Page 16: ...er as described above Next use a wrench to remove the hex head bolt in the end of the motor shaft which secures the fan Loosen the two set screws in the hub of the fan Always use a puller to remove the fan from the motor shaft to protect the bearings in the motor Disconnect wires from motor wiring connections are in the wiring box on the motor Take off the four nuts which secure the motor and remo...

Page 17: ...g using a NSF FDA approved silicone sealant Finish installing the new elements by reversing the above disassembly procedures Replacing the Door Gasket Remove the 14 screws including hinge screws securing the inside and outside door panels together Separate inside and outside door panels Lay the inside door panel down and remove the glass and gasket from the metal frame Replace gasket using a NSF F...

Page 18: ...WER SUPPLY ALL ELECTRICAL WORK MUST BE DONE BY A QUALIFIED ELECTRICIAN Remove the front side panel which is located on the control side After identifying the component which needs to be replaced remove its wires after marking them for ease of replacement Remove the component Re install the new component by reversing the above removal procedures ...

Page 19: ...9 8021 Relay Power 3 Pole 25A 3 5749 5675 Relay Control 2 Pole 2 5708 7806 Pushbutton Green On 1 5708 7805 Pushbutton Red Off 1 5757 8819 Switch Magnetic Proximity Door 1 6542 0004 Glass Door 1 6904 6062 Gasket Door Interior and Exterior 12 ft 0690 0004 Motor Blower 208 240 480V 1 0690 0004 2 Motor Blower 375V only 1 0690 0045 Wheel Blower 1 5712 0654 Sensor RTD 1000 Ohm 1 5712 0029 Coupling RTD S...

Page 20: ...GEN020319 THIS PAGE WAS INTENTIONALLY LEFT BLANK ...

Page 21: ...MODEL 688 N 0688S20009 8 1 HOUSING CHAMBER ASSEMBLY For Service Parts Call Oliver Products 800 253 3893 ...

Page 22: ...691 0006 013 Spacer Short Motor 0690 0059 014 Motor Blower 208 230 460 3ph 0690 0004 014 Motor Blower 375 3ph 0690 0004 2 015 Spacer Long Motor 0690 0058 016 Packing PTFE Motor Shaft 5108 8602 019 Switch Hi Limit 5757 9736 021 Wheel Blower 0690 0045 026 Heater 10KW 5730 2655 029 Housing Adjustable Packing 0690 0158 032 Plate Magnet 0688 0006 823 Probe RTD 1000 Ohm 5712 0654 824 Fitting Compression...

Page 23: ...MODEL 688 N 0688S20010 9 1 LINER ASSEMBLY For Service Parts Call Oliver Products 800 253 3893 ...

Page 24: ... 2 LINER PARTS LIST ITEM NO PART DESCRIPTION PART NUMBER 501 Liner 2 3 4 or 5 Shelf 0691 0020 001 503 Auxiliary Shelf RH 0690 0072 0001 504 Auxiliary Shelf LH 0690 0072 0002 For Service Parts Call Oliver Products 800 253 3893 ...

Page 25: ...MODEL 688 N 0688S20011 10 1 DOOR ASSEMBLY For Service Parts Call Oliver Products 800 253 3893 ...

Page 26: ...oor Frame 0688 0007 202 Oven Door Gasket 6904 6062 203 Oven Door Glass 6542 0004 204 Magnet 5827 3000 205 Clamp Magnet 0695 0017 208 Hinge 0695 0024 210 Front Outside Door Frame 0688 0008 211 Handle 5908 5116 711 Magnetic Proximity Switch 5757 8819 For Service Parts Call Oliver Products 800 253 3893 ...

Page 27: ...MODEL 688 N 0688S20012 11 1 FRONT CONTROL PANEL ASSEMBLY For Service Parts Call Oliver Products 800 253 3893 ...

Page 28: ...0688 0011 702 Temperature Control 5712 0015 703 Knob 5759 2050 704 Red Pushbutton 5708 7805 705 Green Pushbutton 5708 7806 706 Red Pilot Light 5709 0017 707 Green Pilot Light 5709 0019 708 Proximity Switch Bracket 0690 0042 711 Magnetic Proximity Switch 5757 8819 For Service Parts Call Oliver Products 800 253 3893 ...

Page 29: ...MODEL 688 N 0688S20013 12 1 ELECTRICAL SUB PANEL ASSEMBLY For Service Parts Call Oliver Products 800 253 3893 Rev 8 30 05 ...

Page 30: ...007 608 2 Amp Fuse FRN R 2 5725 9614 609 4 Amp Fuse FRN R 4 208 240V Ovens 5725 9620 609 2 Amp Fuse FNQ R 2 375 480V Ovens 5725 9439 610 30 Amp Fuse FRN R 30 208 240V Ovens 5725 9634 610 15 Amp Fuse KTKR 15 375 480V Ovens 5725 9066 612 Contactor 5749 8021 617 Transformer 208 375V Ovens 5760 3195 617 Transformer 240 480V Ovens 5760 3194 621 Terminal Block 5770 7463 624 Relay 5749 5675 625 Relay Cli...

Page 31: ...MODEL 688 N 0688S20014 13 1 REAR COVER ASSEMBLY For Service Parts Call Oliver Products 800 253 3893 ...

Page 32: ...ar Electrical Cover 375 480V Ovens 0688 0012 001 808 Axial Fan 6310 5027 809 Fan Grill 6310 5026 816 Power Cord 208 240V 3ph Ovens 10 Ft 5765 8342 816 Power Cord 375 480V 3ph Ovens 10 Ft 5765 8323 819 Strain Relief 208 240V Ovens 5770 4822 819 Strain Relief 375 480V Ovens 5770 4820 For Service Parts Call Oliver Products 800 253 3893 Rev 8 30 05 ...

Page 33: ...MODEL 688 N 0688S20015 14 1 COVER ASSEMBLY For Service Parts Call Oliver Products 800 253 3893 Rev 8 30 05 ...

Page 34: ...PART NUMBER 401 Top Cover 0688 0009 404 Hinge Side Cover 0688 0010 405 Electrical Side Rear Cover 0691 0016 406 Electrical Side Front Cover 0691 0017 001 412 Center Rear Cover 0691 0018 413 Right Rear Cover 0691 0019 For Service Parts Call Oliver Products 800 253 3893 Rev 8 30 05 ...

Page 35: ...MODEL 688 N 0688S20017 15 1 3 Phase 208 240 375 480V WIRING DIAGRAM 0688D12002 For Service Parts Call Oliver Products 800 253 3893 ...

Page 36: ...MODEL 688 N 0688S20017 15 2 3 Phase 208 240 375 480V WIRING DIAGRAM 0688D12002 continued For Service Parts Call Oliver Products 800 253 3893 ...

Page 37: ...impairs the value of the equipment to Buyer Oliver has no obligation as to parts or components not manufactured by Oliver but Oliver assigns to Buyer any warranties made to Oliver by the manufacturer thereof This warranty does not apply to 1 Damage caused by shipping or accident 2 Damage resulting from improper installation or alteration 3 Equipment misused abused altered not maintained on a regul...

Page 38: ... this particular problem 3 If the Customer Service Manager approves a Work Authorization Number will be generated and the appropriate service agency will perform the service 4 The service dealer will then complete an invoice and send it to the Customer Service Department at Oliver Products Company 5 The Customer Service Manager of Oliver Products Company will review the invoice and returned parts ...

Page 39: ... before returning any part This number should appear on the shipping label and inside the shipping carton as well All parts are to be returned prepaid Following this procedure will insure prompt handling of all returned parts To obtain an RMA number contact the Repair Parts Deptartment toll free at 800 253 3893 Parts returned for re stocking are subject to a RE STOCKING CHARGE Thank you for your c...

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