Harbor Freight Tools Dual Drum Rotary Rock Tumbler Product manual
Contents
1. Turn Power Switch to OFF position and unplug tool from electrical outlet before performing inspection maintenance or cleaning TO PREVENT SERIOUS INJURY FROM TOOL FAILURE Do not use damaged equipment If abnormal noise or vibration occurs have the problem corrected before further use Cleaning Maintenance and Lubrication BEFORE FIRST USE and once a month following put a few drops of oil on the Driving Shaft Bearings 42 SKU 67632 p For technical questions please call 1 800 444 3353 BEFORE EACH USE inspect general condition of tool Check for loose hardware misalignment or binding of moving parts cracked or broken parts damaged electrical wiring and any condition that may affect safe operation AFTER USE wipe external surfaces of the tool with clean cloth AWARNING If supply cord of power tool is damaged it must be replaced only by a qualified service technician V Belt Inspection and Tensioning Check the V Belt 40 tension It must be kept as loose as possible without allowing it to slip on Pulley 36 To Adjust Belt Tension a Unplug the Power Cord 28 from its outlet b Turn unit over c Loosen the Screws 35 and remove the Screen 34 d Check V Belt for cracks tears or other damage If needed replace V Belt Replacement V Belts are sold under Sku 93835 e Reinstall the Screen and four Screws The O Ring 37 near the V Belt may also need to be replaced as nee2. pol ishing compound and plastic pellets to help cushion the stones Make sure the volume is at least 1 2 full preferably 3 4 full Tumble for 5 to 7 days If they look the same dry as they do wet then they are finished If they have a slight film they need to be burnished Burnishing Remove the stones clean the Rubber Barrels and remove and recover the plastic pellets set aside Place the stones back in the Rubber Barrels and replace the same pellets Use powdered soap such as Ivory or White King Do not use liquid detergents or dishwasher powders that have bleach Add water as in previous steps and seal the Rubber Barrels Tumble for four days and clean the Barrels Page 8 Notes to remember 1 2 A AWARNING 1 Always clean Barrels and stones between steps When polishing or burnishing use plastic pellets they will wear out during use Use log book to keep track of each step If starting with stream worn or smooth stones you may be able to eliminate the first step Purchase a mineral book which details selection of stones for tumbling As you learn about relative hardness of each stone you will achieve greater success by not mixing soft and hard stones Always dispose of material properly MAINTENANCE AND SERVICING Procedures not specifically explained in this manual must be performed only by a qualified technician TO PREVENT SERIOUS INJURY FROM ACCIDENTAL OPERATION
3. BS GJ WY 39 32 330 3837 36 As A Please note Not all parts are washable Record Product s Serial Number Here Note If product has no serial number record month and year of purchase instead Note Some parts are listed and shown for illustration purposes only and are not available individually as replacement parts SKU 67632 For technical questions please call 1 800 444 3353 Page 11 LIMITED 90 DAY WARRANTY Harbor Freight Tools Co makes every effort to assure that its products meet high quality and durability standards and warrants to the original purchaser that this product is free from defects in materials and workmanship for the period of 90 days from the date of purchase This warranty does not apply to damage due directly or indirectly to misuse abuse negligence or accidents repairs or alterations outside our facilities criminal activity improper installation normal wear and tear or to lack of maintenance We shall in no event be liable for death injuries to persons or property or for incidental contingent special or consequential damages arising from the use of our product Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitation of exclusion may not apply to you THIS WARRANTY IS EXPRESSLY IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS To
4. before each use Make sure the exteriors of the Rubber Barrels 12 are clean so that they don t slip on the rollers Wipe with a soapy cloth then wipe clean with a damp cloth and dry thoroughly Do not use liquid cleaners or solvents SKU 67632 For technical questions please call 1 800 444 3353 Page 6 SKU 67632 Make sure that the Stops 6 are lightly touching each Barrel Lid 9 This will prevent the Barrel Lids from rubbing against the housing and will reduce friction To open either Rubber Barrel remove the Barrels from the unit and then remove the Knurled Nuts 7 and the Washers 8 Next remove the Barrel Lids 9 Note It is imperative to load the Tumbler with the proper amount of materials or the process will not be successful and the motor could be damaged Underloaded barrels will not lift rocks up the inner side walls allowing the cascading effect Also the abrasive material in an underloaded Tumbler will tend to form a slurry and will not be effective An overloaded Tumbler will not allow the rocks to cascade Lastly too much water will cause the abrasives to float and not do their job Charging a barrel means loading it Charge your barrels from 1 2 to 3 4 full More pointed or abrasive rocks or stones will require closer to 3 4 full leaving a 1 2 full barrel when it comes time to polish Note During tumbling the stones will be somewhat reduced in size Choose stones that are similar i
5. or death DANGER indicates a DANGER hazardous situation which if not avoided will result in death or serious injury AWARNING WARNING indicates a hazardous situation which if not avoided could result in death or serious injury CAUTION used with A CAUTION the safety alert symbol indicates a hazardous situation which if not avoided could result in minor or moderate injury SKU 67632 For technical questions please call 1 800 444 3353 NOTICE is used to NOTICE address practices not related to personal injury CAUTION CAUTION without the safety alert symbol is used to address practices not related to personal injury General Tool Safety Warninas WARNING Read all safety warnings and instructions Failure to follow the warnings and instructions may result in electric shock fire and or serious injury Save all warnings and instructions for future reference 1 KEEP WORK AREA CLEAN Cluttered areas and benches invite accidents 2 DON T USE IN DANGEROUS ENVIRONMENT Don t use power tools in damp or wet locations or expose them to rain Keep work area well lighted 3 KEEP CHILDREN AWAY All visitors should be kept safe distance from work area 4 MAKE WORKSHOP KID PROOF with padlocks master switches or by removing starter keys 5 DON T FORCE TOOL It will do the job better and safer at the rate for which it was designed 6 USERIGHT TOOL Don t force tool or attachment t
6. safe accessible location such as a garage floor near a power outlet Do not use near flammable materials Do not use in a closet or drawer the Tumbler requires proper ventilation Avoid extreme temperatures Do not let Tumbler freeze as the water in the Rubber Barrel 12 will freeze and become unbalanced This can overload the motor Do not touch motor immediately after use Motor becomes hot to the touch during operation Maintain labels and nameplates on the tool These carry important safety information If unreadable or missing contact Harbor Freight Tools for a replacement Avoid unintentional starting Prepare to begin work before turning on the tool People with pacemakers should consult their physician s before use Electromagnetic fields in close proximity Page 4 SKU 67632 to heart pacemaker could cause pacemaker interference or pacemaker failure WARNING Some dust created by power sanding sawing grinding drilling and other construction activities contains chemicals known to the State of California to cause cancer birth defects or other reproductive harm Some examples of these chemicals are Lead from lead based paints Crystalline silica from bricks and cement or other masonry products Arsenic and chromium from chemically treated lumber Your risk from these exposures varies depending on how often you do this type of work To reduce your exposure to these chemicals work
7. slosh them around in clean water and remove them a few at a time checking for breaks or cracks Discard broken or cracked stones Place the stones in a plastic colander or old nylon sock and rinse them completely off There should be no slurry or grit remaining on the stones SKU 67632 For technical questions please call 1 800 444 3353 Second Grind Carefully replace stones into Rubber Barrels If Rubber Barrels are less than 1 2 full add plastic pellets not included to make up the difference Add medium grit see page 5 and water up to the bottom of the top layer of rocks Reseal and tumble Run it for 2 3 days before checking They will begin to smooth After seven days they should have a smooth finish If not let them go another 2 3 days Clean again as you did after the first grind Pre polish Place stones into the Rubber Bar rels adding the correct amount of pre polish and plastic pellets not included if necessary and water Let it run for a week checking every other day After a week take out 2 3 stones to test the progress On a dampened piece of leather old rug or towel sprinkle a small amount of polishing compound and rub the stone vigorously with it You should see a definite shine in a few moments If they shine clean the Rubber Barrels and you are ready for the last step If not pre polish and check in 24 hours Polish Gently set stones in the Rubber Bar rels Charge the tumbler with fresh water
8. take advantage of this warranty the product or part must be returned to us with transportation charges prepaid Proof of purchase date and an explanation of the complaint must accompany the merchandise If our inspection verifies the defect we will either repair or replace the product at our election or we may elect to refund the purchase price if we cannot readily and quickly provide you with a replacement We will return repaired products at our expense but if we determine there is no defect or that the defect resulted from causes not within the scope of our warranty then you must bear the cost of returning the product This warranty gives you specific legal rights and you may also have other rights which vary from state to state 3491 Mission Oaks Blvd PO Box 6009 Camarillo CA 93011 800 444 3353 SKU 67632 For technical questions please call 1 800 444 3353 Page 12
9. that specific purpose Note For more in depth information on pol ishing jewelry we recommend you purchase a jewelry polishing handbook Page 7 First Grind Pre Polish Polish and Burnishing First Grind Run the Tumbler for 24 hours checking for gas build up at the first twelve hours Slowly open the Barrel Lid releasing the small amount of gas that builds up during the process Check the stones they should show slightly rounded edges Clean the seals and close the Lids It is important to release the gas otherwise it will thicken the abrasive slurry After another 24 hours check again If the slurry is thickening add a little water Run for one hour and check again If it is still thick add some more water Let the Tumbler run continuously but check daily Continue this process for 7 10 days to remove the sharp edges and rough areas Be patient This is the most important step When all of the edges are rounded you are ready for the next step Note Between steps you must clean the Rub ber Barrels and stones Pour off the slurry into a disposable container such as a milk carton and take care that the stones remain in the Rubber Barrels WARNING Never pour the slurry into your home plumbing system Next place the stones into a clean container or plastic bag Fill the Rubber Barrels 1 2 full with water and clean out the remaining slurry and grit Wipe and dry with a paper towel To clean the stones gently
10. unplug the tool from its electrical outlet before assembling or making any adjustments to the tool Note For additional information regarding the parts listed in the following pages refer to the Assembly Diagram near the end of this manual The motion in the Barrel of a Tumbler simulates the natural action of flowing water or ocean waves Beaches and riverbeds contain rocks and pebbles smoothed by water and the abra sive sand it carries As rocks grind upon one another with constant water and sand in the mix they begin to round and smooth Although Page 5 this is a constant process it does not however naturally polish the rocks The Tumbler uses an abrasive media instead of sand It is graded by grain size from fine powder sized grains up to large sized grains By changing usually by weekly intervals the grain size rotating from coarse medium to fine the rock or gemstone is smoothed much more quickly than the natural process To polish using a Tumbler add a metallic oxide compound not included The complete pro cess for a gemstone or rock to go from rough to a smooth polished finish usually takes from 4 6 weeks Note An Abrasive Kit SKU 30956 is available from Harbor Freight Tools The kit includes 4 Oz of coarse grit abrasive 4 oz fine grit 2 oz of pre polish abrasive and 2 oz of polish OPERATING INSTRUCTIONS SAFETY INFORMATION section at the beginning of this manual including all text und
11. CHICAGO aerate Power Tools DUAL DRUM ROTARY ROCK TUMBLER SET UP AND OPERATING INSTRUCTIONS Visit our website at http www harborfreight com Read this material before using this product Failure to do so can result in serious injury SAVE THIS MANUAL Copyright 2009 by Harbor Freight Tools All rights reserved No portion of this manual or any artwork contained herein may be reproduced in any shape or form without the express written consent of Harbor Freight Tools Diagrams within this manual may not be drawn proportionally Due to continuing improvements actual product may differ slightly from the product described herein Tools required for assembly and service may not be included For technical questions or replacement parts please call 1 800 444 3353 SAVE THIS MANUAL Keep this manual for the safety warnings and precautions assembly operating inspection maintenance and cleaning procedures Write the product s serial number in the back of the manual near the assembly diagram or month and year of purchase if product has no number Keep this manual and the receipt in a safe and dry place for future reference IMPORTANT SAFETY INFORMATION In this manual on the labeling and all other information provided with this product This is the safety alert symbol It is used to alert you to potential personal injury hazards Obey all safety messages that follow this symbol to avoid possible injury
12. ECT loose clothing gloves neckties rings GROUNDING WIRE bracelets or other jewelry which may get CONNECTION caught in moving parts Nonslip footwear READ AND FOLLOW THESE is recommended Wear protective hair INSTRUCTIONS covering to contain long hair 9 ALWAYS USE SAFETY GLASSES Also 110 120 V Grounded Tools Tools use face or dust mask if cutting operation with Three Prong Plugs is dusty Everyday eyeglasses only have 1 n the event of a malfunction or impact resistant lenses they are NOT breakdown grounding provides a path safety glasses of least resistance for electric current to reduce the risk of electric shock This tool is equipped with an electric cord having an equipment grounding conductor and a grounding plug The plug must be plugged into a matching 10 MAINTAIN TOOLS WITH CARE Keep tools sharp and clean for best and safest performance Follow instructions for lubricating and changing accessories 11 DISCONNECT TOOLS before servicing outlet that is properly installed and when changing accessories such as grounded in accordance with all local blades bits cutters and the like codes and ordinances SKU 67632 For technical questions please call 1 800 444 3353 Page 3 Do not modify the plug provided if it will not fit the outlet have the proper outlet installed by a qualified electrician Improper connection of the equipment grounding conductor can result in a risk of electric shock The con
13. ded Five extra replacement O Rings are included with this Tumbler Make sure the exterior of the Rubber Barrels are clean so that neither one slips on the rollers Wipe each with a soapy cloth then wipe clean with a damp cloth Dry thoroughly Do not use liquid cleaners or solvents Page 9 PLEASE READ THE FOLLOWING CAREFULLY THE MANUFACTURER AND OR DISTRIBUTOR HAS PROVIDED THE PARTS LIST AND ASSEMBLY DIAGRAM IN THIS MANUAL AS A REFERENCE TOOL ONLY NEITHER THE MANUFACTURER OR DISTRIBUTOR MAKES ANY REPRESENTATION OR WARRANTY OF ANY KIND TO THE BUYER THAT HE OR SHE IS QUALIFIED TO MAKE ANY REPAIRS TO THE PRODUCT OR THAT HE OR SHE IS QUALIFIED TO REPLACE ANY PARTS OF THE PRODUCT IN FACT THE MANUFACTURER AND OR DISTRIBUTOR EXPRESSLY STATES THAT ALL REPAIRS AND PARTS REPLACEMENTS SHOULD BE UNDERTAKEN BY CERTIFIED AND LICENSED TECHNICIANS AND NOT BY THE BUYER THE BUYER ASSUMES ALL RISK AND LIABILITY ARISING OUT OF HIS OR HER REPAIRS TO THE ORIGINAL PRODUCT OR REPLACEMENT PARTS THERETO OR ARISING OUT OF HIS OR HER INSTALLATION OF REPLACEMENT PARTS THERETO PARTS LIST Part Description Qty 6 Stop 1 1 2 8 jWaser 2 9 jBarelid 2 SKU 67632 For technical questions please call 1 800 444 3353 Part Description Qty 35 Screws M4x8 6 37 JORing O8 6 Page 10 ASSEMBLY DIAGRAM Bod co
14. ductor with insulation having an outer surface that is green with or without yellow stripes is the equipment grounding conductor If repair or replacement of the electric cord or plug is necessary do not connect the equipment grounding conductor to a live terminal Check with a qualified electrician or service personnel if the grounding instructions are not completely understood or if in doubt as to whether the tool is properly grounded Use only 3 wire extension cords that have 3 prong grounding plugs and 3 pole receptacles that accept the tool s plug Repair or replace damaged or worn cord immediately Grounding Pin 125 V 3 Prong Plug and Outlet for up to 125 V and up to 15 A This tool is intended for use on a circuit that has an outlet that looks like the one illustrated above in 125 V 3 Prong Plug and Outlet The tool has a grounding plug that looks like the plug illustrated above in 125 V 3 Prong Plug and Outlet SKU 67632 8 P gt P 12 For technical questions please call 1 800 444 3353 The outlet must be properly installed and grounded in accordance with all codes and ordinances Do not use an adapter to connect this tool to a different outlet Tumbler Safety Warnings DO NOT USE OUTDOORS DO NOT USE WITH SAND Do not overload Tumbler Do not place Tumbler on a table The unit s vibration may cause the Tumbler to move when placed on a smooth slippery surface Use only in a
15. er subheadings therein before set up or use of this product Read the ENTIRE IMPORTANT Tool Set Up TO PREVENT AWARNING SERIOUS INJURY FROM ACCIDENTAL OPERATION Turn the Power Switch of the tool to its OFF position and unplug the tool from its electrical outlet before performing any inspection maintenance or cleaning procedures f TO PREVENT SERIOUS INJURY DO NOT OPERATE WITH ANY GUARD DISABLED DAMAGED OR REMOVED Moving guards must move freely and close instantly Work Piece and Work Area Set Up Designate a work area that is applicable for prolonged Tumbler use The work area must not allow access by children or pets to prevent distraction and injury Route the power cord along a safe route to reach the work area without creating a tripping hazard or exposing the power cord to possible damage The power cord must reach the work area with enough extra length to allow free movement while working General Operating Instructions CAUTION Always check the Tumbler on a regular basis to make sure the unit is running properly and is not over heating Make sure that conditions around the tumbler are unchanged and that the tumbler continues to operate in a safe location Before the first use and once a month thereafter put a few drops of oil on the Driving Shaft 42 bearings Check the V Belt 40 tension It must be kept as loose as possible without allowing it to slip on the Pulley 36 Check
16. in a well ventilated area and work with approved safety equipment such as those dust masks that are specially designed to filter out microscopic particles California Health amp Safety Code 25249 5 et seq WARNING Handling the cord on this product will expose you to lead a chemical known to the State of California to cause cancer and birth defects or other reproductive harm Wash hands after handling California Health amp Safety Code S 25249 5 et seq The warnings precautions and instructions discussed in this instruction manual cannot cover all possible conditions and situations that may occur It must be understood by the operator that common sense and caution are factors which cannot be built into this product but must be supplied by the operator SAVE THESE INSTRUCTIONS For technical questions please call 1 800 444 3353 Capacity 3 Ib per drum Barrel Type Rubber allows for quieter operation UNPACKING When unpacking make sure that the item is intact and undamaged If any parts are missing or broken please call Harbor Freight Tools at 1 800 444 3353 as soon as possible HOW TUMBLER WORKS Read the ENTIRE IMPORTANT A SAFETY INFORMATION section at the beginning of this manual including all text under subheadings therein before set up or use of this product TO PREVENT AWARNING SERIOUS INJURY FROM ACCIDENTAL OPERATION Turn the Power Switch of the tool to its OFF position and
17. n nature They should have a mix of sizes ranging from small 3 16 to 3 8 to large 3 4 to 1 2596 of the stones should be in the smaller range Split the remaining volume between medium sized 3 8 to 5 8 and large sized 5 8 to 1 stones For best results use a four step polish process First use a silicon carbide grain 60 90 grit size Second use a fine silicon carbide grain 220 grit or a little For technical questions please call 1 800 444 3353 finer Next use a 600 grit silicon carbide grain or a pre polish Lastly use a polish of Tin Oxide Cerium Oxide or Titanium Dioxide When tumbling hard materials it might be necessary to repeat the steps Amounts of abrasive per Tumbler barrel Coarse Grind 4 Tbsp Medium 4 Tbsp Pre polish 6 Tbsp Polish 6 Tbsp Burnish soap 1 Tbsp Plastic Pellets such as SKU 97818 12 Add enough water to reach the bottom of the top layer of rocks 13 Seal the Rubber Barrels and replace the Barrel Lids Knurled Nuts and the Washers 14 Setthe Rubber Barrels on the rollers and turn on the Power Switch 27 Make sure to check the Lid seal during the first ten minutes to make sure the tumbler isn t leaking Note You can use this Tumbler to work with metal and metal jewelry without gemstones This Tumbler may be used to take the jagged sharp edges off of small metal parts To polish brass gold silver or copper use polishing me dia designed for
18. o do a job for which it was not designed Page 2 RECOMMENDED MINIMUM WIRE 12 REDUCE THE RISK OF GAUGE FOR EXTENSION CORDS UNINTENTIONAL STARTING Make 120 VOLT sure switch is in off position before NAMEPLATE plugging in AMPERES 13 USE RECOMMENDED ACCESSORIES at full load Consult the owner s manual for recommended accessories The use of improper accessories may cause risk of 10 injury to persons 12 Ponotuse 44 CHECK DAMAGED PARTS Before TABLE A further use of the tool a guard or other part that is damaged should be carefully 7 USE PROPER EXTENSION CORD checked to determine that it will operate Make sure your extension cord is in good properly and perform its intended condition When using an extension function check for alignment of moving cord be sure to use one heavy enough parts binding of moving parts breakage to carry the current your product will of parts mounting and any other draw An undersized cord will cause a conditions that may affect its operation drop in line voltage resulting in loss of A guard or other part that is damaged power and overheating Table A shows should be properly repaired or replaced the correct size to use depending on cord length and nameplate ampere rating If in doubt use the next heavier GROUNDING INSTRUCTIONS gauge The smaller the gauge number TO PREVENT the heavier the cord AWARNING ELECTRIC 8 WEAR PROPER APPAREL Do not wear AND DEATH FROM INCORR
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