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Lang EQS-AP, Installation, Operation, Maintenance, & Troubleshooting

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Lang EQS-AP Installation, Operation, Maintenance, & Troubleshooting Download Page 1

 

Lang Manufacturing Company 

6500 Merrill Creek Parkway 

Everett, WA  98203 

Part Number: 60800-34 

Phone: 425-349-2400   Fax: 425-349-2733 

 

WWW.LANGWORLD.COM 

© Copyright 1997 

 

 

Installation, Operation, Maintenance, & Troubleshooting 

Model:  EQS-AP  

Quarter Size Convection Oven 

 

 

Summary of Contents for EQS-AP

Page 1: ... 6500 Merrill Creek Parkway Everett WA 98203 Part Number 60800 34 Phone 425 349 2400 Fax 425 349 2733 WWW LANGWORLD COM Copyright 1997 Installation Operation Maintenance Troubleshooting Model EQS AP Quarter Size Convection Oven ...

Page 2: ...ELLS GAS THIS INFORMATION SHALL BE OBTAINED BY CONSULTING YOUR LOCAL GAS SUPPLIER AS A MINIMUM TURN OFF THE GAS AND CALL YOUR GAS COMPANY AND YOUR AUTHORIZED SERVICE AGENT EVACUATE ALL PERSONNEL FROM THE AREA WARNING IMPROPER INSTALLATION ADJUSTMENT ALTERATION SERVICE OR MAINTENANCE CAN CAUSE PROPERTY DAMAGE INJURY OR DEATH READ THE INSTALLATION OPERATING AND MAINTENANCE INSTRUCTIONS THOROUGHLY BE...

Page 3: ...BLE OF CONTENTS 3 2 READ FIRST 4 3 EQUIPMENT DESCRIPTION 6 4 UNPACKING 7 5 INSTALLATION 8 6 INITIAL START UP 9 7 OPERATION 10 8 CLEANING MAINTENANCE PROCEDURES 11 9 TROUBLESHOOTING 12 10 PARTS LISTS 14 11 WIRING DIAGRAMS 16 12 WARRANTY 17 ...

Page 4: ...NNEL AND OR DAMAGE TO EQUIPMENT UNIT MUST BE INSTALLED IN ACCORDANCE WITH ALL APPLICABLE CODES NOTICE The data plate is located behind the oven in the bottom right corner The oven voltage wattage serial number wire size and clearance specifications are on the data plate This information should be carefully read and understood before proceeding with the installation NOTICE The installation of any c...

Page 5: ...n this or any other LANG appliance must be performed by qualified personnel only Consult your authorized service station directory or call the factory at 1 800 224 LANG 5264 or WWW LANGWORLD COM For the service station nearest you WARNING BOTH HIGH AND LOW VOLTAGES ARE PRESENT INSIDE THIS APPLIANCE WHEN THE UNIT IS PLUGGED WIRED INTO A LIVE RECEPTACLE BEFORE REPLACING ANY PARTS DISCONNECT THE UNIT...

Page 6: ...ions of the oven cavity are 15 5 8 39 68cm Wide 13 33cm High 14 1 2 36 83 cm Deep The oven is designed for three shelves and comes with three Chrome Plated Racks The interior air deflection baffle is constructed of stainless steel Operation The EQS is a forced air convention oven with a vented oven cavity The air is driven by a 1 6 HP fan motor Controls The EHS comes with the Lang Accu Plus contro...

Page 7: ... its intended location as practical The crating will help protect the unit from the physical damage normally associated with moving it through hallways and doorways 4 3 Un crating The oven will arrive completely assembled inside a wood frame covered by cardboard box and strapped to a skid Remove the cardboard cover cut the straps and remove the wood frame CAUTION OVEN WEIGHS 158 LBS 71 8 kilograms...

Page 8: ...rstood before proceeding with the installation NOTICE The installation of any components such as a vent hood grease extractors fire extinguisher systems must conform to their applicable National State and locally recognized installation standards 4 1 Electrical Connection The oven is supplied with a cord and plug connected The plug provided is a NEMA L6 20P The receptacle is not provided with the ...

Page 9: ...tly All packing materials have been removed from the inside of the oven 6 2 POWER ON When the oven is first turned on the motor will start to run and the indicator lights will light NOTICE During the first few hours of operation you may notice a small amount of smoke coming off the oven and a faint odor from the smoke This is normal for a new oven and will disappear after the first few hours of us...

Page 10: ...ficult to determine a final program If the product is overdone on the outside and underdone on the inside reduce the baking temperature If the product is pulling away from the edge of the pan the temperature is too high or the cooking time too long Load each shelf evenly Spaces should be maintained equally between the pan and oven walls front and back For best baking results load the oven from the...

Page 11: ...S ETC CAUTION MOST CLEANERS ARE HARMFUL TO THE SKIN EYES MUCOUS MEMBRANES AND CLOTHING PRECAUTIONS SHOULD BE TAKEN TO WEAR RUBBER GLOVES GOGGLES OR FACE SHIELD AND PROTECTIVE CLOTHING CAREFULLY READ THE WARNING AND FOLLOW THE DIRECTIONS ON THE LABEL OF THE CLEANER TO BE USED Always start with a cold oven The stainless interiors can easily be cleaned using most domestic or commercial oven cleaners ...

Page 12: ... procedures SYMPTOM POSSIBLE CAUSE Power indicator is not lit No power to cord outlet Oven unplugged from outlet Failed power cord or plug Failed power switch Failed pilot light Oven will not heat Failed element Power switch is not ON Failed circuit board Failed temperature sensor Failed temperature selector Product burning Product is cooked too long Failed temperature sensor Failed circuit board ...

Page 13: ...l condition Failed temperature sensor Unplug the sensor from the control panel circuit board and check for continuity Failed element Remove the wires and check for continuity across the element Failed temperature selector Remove the wires and check the resistance on all the settings Call the factory for switch resistance values Failed heat contactor Remove the wires from the contactor coil and che...

Page 14: ...90 32 Power Cord 25 410 Pan 25 420 2 Motor Convection Fan 208 Volt 30200 41 3 Switch Micro Oven Door 30301 02 4 Switch Toggle On Off 30303 06 4 Switch Toggle 2 Speed Pulse 30303 06 5 Switch Temperature Control 30304 16 6 Stat fxd 490 Deg Open 60102 1021 7 Terminal Block 30501 02 ...

Page 15: ...31400 10 12 Pilot Light 31601 07 13 Circuit Board Temperature Control 40101 19 14 Sensor Oven Temperature 41100 12 Rack Oven Interior 50200 74 Handle Oven Door 50800 91 Spring Eqs Oven 51001 21 Label Panel 60301 126 15 Knob Time Temp control 70701 28 Window Oven Door 71301 04 16 Fan Convection Blower 71500 09 17 Fan Convection Cooling 71500 10 18 Leg 4 Stainless Steel 72500 02 NOT SHOWN ...

Page 16: ...16 WIRING DIAGRAM ...

Page 17: ...ring the warranty period As to warranty service in the territory described above Lang will absorb labor and portal to portal transportation costs time mileage for the first 12 twelve months from the date of installation or eighteen 18 months from date of shipment from Lang Manufacturing which ever comes first IV This warranty does not cover routine general maintenance periodic adjustments as speci...

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