Henkel K-1000 User's Manual
Contents
1. Use this unit for its intended purpose as described by literature Make sure power cord is located so that it will not be stepped on tripped over or otherwise subjected to stress of heat oil or sharp edges Do not close doors on the cord To reduce the risk of damage to the electric plug and cord disconnect by plug rather than by the cord Do not use this unit if cord or plug is in poor condition If it has been exposed to weather or immersed in water have a qualified serviceman inspect and replace parts as necessary WARNING NEVER HANDLE PLUG CORD OR UNIT WITH WET HANDS OR WHILE STANDING IN WATER Use special care when moving heavily loaded units Do not store combustible material on or around the unit Do not operate this unit empty When using the unit at a distance where an extension cord becomes necessary a 3 conductor grounding cord of adequate size must be used for safety and to prevent loss of power and overheating Use only a UL listed extension cord suitable for outdoor use Make certain wire size is large enough for A C amperage rating of unit Operation Load oven with desired amount of electrodes To turn on the unit simply plug the power cord into appropriate single phase A C source and adjust thermostat to desired setting Check name plate for voltage The ovens are supplies with a 6 UL listed type S J cord However due to the many different recepticle configurations in the field a plug is not suppli2. oven The K 1000 is a 1500 Ibs capacity holding oven Both of these ovens are designed to hold 18 electrodes at moderate optimum temperatures to assure dryness Construction is of steel which has been treated and then painted with a chemical resistant blue finish All Keen ovens are Mercury free Electrode Capacity Volts Watts Thermostat Temperature Insulation Interior Dimensions Net Weight Shipping Weight Shipping Dimensions Electrode Capacity Volts Specifiy Watts Thermostat Temperature Insulation Interior Dimensions Net Weight Shipping Weight Shipping Dimensions K 900 SPECIFICATIONS 1000lbs 18 rods 120V 240V 480V 3000W 3000W 3000W Dial Adjustable 150 F 500 F o 18 X 18 5 X 36 175 Ibs 282 Ibs 30 X 30 5 X 53 K 1000 SPECIFICATIONS 1500lbs 18 rods 120V 240V 480V 3000W 3000W 3000W Dial Adjustable 150 F 550 F o 27 X 20 5 X 40 300 Ibs 335 Ibs 29 5 X 32 5 X 55 Safety Precautions Read all instructions completely before attempting to operate this unit et SAVE THESE SAFETY INSTRUCTIONS To reduce the risk of electrical shock fire or personal injury follow the guidelines below Before connecting unit to a power source be sure the voltage supplied is the same as that specified on the name plate of the unit Check outlet to ensure proper grounding of the electrical cable Have a licensed electrician check the A C power outlet if you are not sure
3. 8 1 8 Power Cord 120V 301014 240V 480V 301097 9 1 Strain Relief 120V 301041 240V 480V 301043 10 1 Door 11 1 Back Cover 12 1 Name Plate 450103 13 1 Control Box K 900 amp K 1000 W T ACCESSORIES LIST Please state model number and serial number and specify voltage and wattage when ordering repair parts spare arts or accessory parts All necessary attaching hardware is supplied with each part ordered Item numbers refer to pictorial drawings below for repair parts HENKEL INC E Phone 985 345 2171 Fax 985 345 5653 Manufacturer of KEEN Ovens PO Box 1322 Quality Since 1923 Hammond Louisiana 70401 ira Flux and Electrode Stabilizing Guide A ona onga O ordai S PAAT Ri e wiede lit Type AWS Storage ven Holding ufficient Time to affect Weld Quality ype Before Soong After Opening Recondition Rebake IMPORTANT Step 1 Step 2 j This table is offered as a Standard 180 F 25 240 F 25 id H guide to proper storage EXX10 two hours one hour d holdi EXX11 oF 20 i and oven holding EXX12 30 i RE 140 F 30 temperatures for the EXX13 60 10 RH Three hour total most common electrodes EXX20 in use today In EXX30 l addition Iron Powder 180 F 25 325 F 25 recondition rebake EXX14 IOF 20 140 F 30 ______two hours ee NE o ne hour Lene procedures for electrode EXX24 50 RH max Three hour total coatings that have been ERKE exposed to m
4. e calibration instructions IF OVEN OVERHEATS If oven fails to cycle on and off and reaches temperatures above 550 F thermostat is faulty and needs replacing Corrective Maintenance CHANGING THE HEATING ELEMENT E ee OO SVD nn er Disconnect oven from power source Remove back cover and insulation from rear of unit Disconnect electrical leads from elements From oven interior unscrew element brackets from oven floor and pull elements through rear wall to remove from oven Install new elements and brackets Replace electrical leads on elements as per wiring diagram Check that element leads and terminals are not grounded to oven body Replace insulation and back cover THERMOSTAT CALIBRATION amp ADJUSTMENT Turn on unit Set control dial at desired temperature Allow control to cycle at least three times and observe temperature at the middle of the fourth cycle If calibration is required carefully remove dial knob Do not turn shaft Turn calibration screw in center of dial shaft clockwise to lower temperature and counter clockwise to increase temperature Allow unit to cycle three times and observe temperature at middle of fourth cycle Readjust calibration screw if necessary Replace dial knob CHANGING THE THERMOSTAT Disconnect from the power source Remove cover plate from control box and disconnect wire connectors from thermostat leads Remove thermostat knob and chrome bezel Knob is secured by rec
5. ed When attaching plug to power cord be sure the plug is an approved component and is rated for the proper voltage and amperage All units meet electrical code requirements when used with a grounding plug and a grounded receptical Temperature Setting The thermostat is adjustable from 150 F 37 8 C to 550 F 287 8 C Turn thermostat knob to desired temperature by aligning with red line on chrome bezel Pilot light indicates when power supply is supplied to the heating elements The thermostat is accurate to 25 F 14 C a the sensor Temperature variance is minimal throughout the oven due to the heat exchanging qualities of the Keen shelving system CAUTION DO NOT USE ON D C POWER SUPPLY Venting The models K 900 and the K 1000 ovens are vented through two screen plugs at the rear of the oven et CAUTION SURFACE TEMPERATURE OF HEATING ELEMENTS WILL EXCEED 550 F ELECTRODES ADVERSELY AFFECTED BY HIGH HEAT SHOULD BE STORED ON UPPER SHELVES OF OVEN Guide to Storage See the enclosed guide to storage This guide may be used in the absence of storage information from the electrode manufacturer In critical situations contact your electrode manufacturer Functional Description These models are designed to hold large amounts of electrodes at moderate optimum temperatures providing protection from harmful moisture The unique diagonal shelf design allows the storage of 501b electrode containers eliminating the
6. essed set screw From the inside of the oven remove sensing tube from holder Thermostat may now be removed and sensing tube pulled through side wall of oven Remove leads from old thermostat and place on new being sure leads are securely screwed in place To replace thermostat uncoil an adequate length of the sensing tube to reach holder Insert sensing tube through oven wall and place in holder 7 Place thermostat in control box and loosely fasten chrome bezel in place with red indicating line in upward position Place knob on thermostat stem and adjust bezel so that knob turns freely Remove knob and secure bezel Replace knob and tighten set screw 8 Reconnect electrical lead as per wiring diagram being sure all connections are secure and insulated Replace control box cover ONS NN Wiring Diagrams K 900 amp K 1000 Ovens 120Volts 3000 Watts A Grounding Plug 125 V 20A C NEMA L5 20P Not Provided i 3 A PE AN 240Volts 3000 Watts 2 Pees Grounding Plug 250 V 15A N Aaa NEMA L6 15P Not Provided 480Volts 3000 Watts Grounding Plug 480 V 20A NEMA L8 20P Not Provided YN 480Volts 3 Phase Grounding Plug 480 V 20A NEMA L8 20P Not Provided Model K 900 amp K 1000 Repair Parts List ITEM QUANTITY DESCRIPTION PART NUMBER 1 1 Shelf Assembly 2 1 Door Pull 430102 3 2 Draw Pull Catches 430106 4 1 Handy Box 301033 5 1 Thermostat 301038 6 1 Neon Pilot Light 301085 7 3 Heating Elements 120V 301023 240V 301026 480V 301029
7. lure to observe this rule will result in breakdown of electrode coatings After rebake lower temperature to holding level until reissue
8. need to remove rods from containers The individual shelf compartments also facilitate the storage of different type rods in the same oven without disorder Scheduled Maintenance The manufacturer recommends that the unit be unloaded and cleaned of debris and dust every six months It is also recommended that a temperature probe be placed inside the unit and the thermostat calibration checked at this time Troubleshooting The Keen oven models K 900 and K 1000 require a minimal amount of electrical knowledge to repair if necessary IF OVEN FAILS TO OPERATE NO HEAT 1 3 4 Check power source Check power cord continuity Replace cord assembly if faulty If pilot light glows voltage is being supplied by elements Check elements Check element continuity If defective replace If thermostat cannot be heard clicking on and off when dial is rotated and if pilot light fails to operate replace thermostat IF OVEN OPERATES BUT FAILS TO REACH TEMPERATURE 1 2 Check name plate for proper voltage Check voltage at outlet The 240 volt ovens will operate on 120 volts but will not reach optimum temperature If voltage is correct check element continuity The K 900 and K 1000 have 1000 watt elements If one element checks badly it is suggested to replace all three elements at this time and save remaining elements for emergency spares NOTE If oven operates but interior temperature varies widely from thermostat setting se
9. oisture for Iron Powder 180 fe 25 700 E a sufficient period of Low H ydrogen ay t 20 400 F 50 OO OD time to affect the weld EXX18 50 RH max i p EXX28 Two amp one half hour total quality are included 7 Good jud t and th Low H ydrogen 180 F 25 600 F 100 DO ae ty ee 90 F 20 H manufacturer s EXX15 400 F 50 two hours one half hour EXX16 50 RH max I Senen uee a recommendations should Two amp one half hour total be your guide Low H ydrogen 180 F 25 700 F 100 High Tensile 90 F 20 400 F 50 Wo hours one half hour Note In the HTS EXXX15 50 RH max E Stainless electrode Two amp one half hour total oe EXXX16 groups and 15 amp 16 Stainless 180 F 25 350 F 50 type coatings there can Inconel ne hour one hour be a greater difference Monel RENEE SENO NN ENEN in the maximum Nickel 90 F 20 5 temperature Brasses 50 RH max Senn requirements for Bronzes Two hour total rebaking than those Hard Surfacing shown This can be Special Alloys handled by special request to the particular Granulated or 90 F 20 l 700 F 100 manufacturer involved Agglomerated 50 RH max 240 F 50 Not required H T Flux H two hours CONTACT YOUR ELECTRODE MANUFACTURER FOR SPECIFIC INFORMATION INVOLVING CRITICAL OPERATIONS Electrode coating should not be exposed to the rebaking temperature without first having been reconditioned at a lower temperature Fai
10. z 3 REG U S PAT OFFICE CROGI O HENKEL INC P O BOX 1322 HAMMOND LA 70404 985 345 2171 www keenovens com ud 2 ml V TC 5 an IOUS Sc er ec ce Henkel Inc P O Box 1322 Hammond Louisiana 70404 985 345 2171 www keenovens com Models K 900 amp K 1000 Holding Ovens Installation Instructions amp Repair Parts List One Year Limited Warranty Henkel Inc warrants its products against defects in material and workmanship Henkel Inc will either repair or replace without charge any properly installed product which fails under normal operating conditions within one year from date of installation provided it is returned to our factory transportation prepaid and our inspection determined it to be defective under the terms of this warranty The warranty covers only equipment manufactured by Henkel Inc and does not extend to transportation installation or replacement charges at the buyers facility nor does it apply to any other equipment of another manufacturer used in conjunctions with Henkel Inc equipment No other warranty expressed or implies exists beyond that included in this statement Recommended Spare Parts When it is critical to have continuous operation of this unit we suggest having the following spare parts on hand Heating Element Assembly Power Cord Thermostat Assembly amp Thermometer Kit General Information The model K 900 is a 1000 Ib capacity holding
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