Harbor Freight Tools Single Drum Rotary Rock Tumbler Product manual
Contents
1. Choose stones that are similar in nature They should have a mix of sizes ranging from small 3 16 to 3 8 to large 3 4 to 1 25 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 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 for 3 Ib Tumblers Coarse Grind 4 Tbsp Medium 4 Tbsp Pre polish 6 Tbsp Polish 6 Tbsp Burnish soap 1 Tbsp Plastic Pellets Add enough water to reach the bottom of the top layer of rocks Seal the Rubber Barrel and replace the Barrel Lid Knurled Nut and the Washer Set the Rubber Barrel 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 media designed for that specific purpose Note For more in depth info2. do a job for which it was not designed RECOMMENDED MINIMUM WIRE GAUGE FOR EXTENSION CORDS 120 VOLT NAMEPLATE AMPERES at full load TABLE A 7 USE PROPER EXTENSION CORD Make sure your extension cord is in good Page 2 Item 67631 condition When using an extension cord be sure to use one heavy enough to carry the current your product will draw An undersized cord will cause a drop in line voltage resulting in loss of power and overheating Table A shows the correct size to use depending on cord length and nameplate ampere rating If in doubt use the next heavier gauge The smaller the gauge number the heavier the cord WEAR PROPER APPAREL Do not wear loose clothing gloves neckties rings bracelets or other jewelry which may get caught in moving parts Nonslip footwear is recommended Wear protective hair covering to contain long hair ALWAYS USE SAFETY GLASSES Also use face or dust mask if cutting operation is dusty Everyday eyeglasses only have impact resistant lenses they are NOT safety glasses MAINTAIN TOOLS WITH CARE Keep tools sharp and clean for best and safest performance Follow instructions for lubricating and changing accessories DISCONNECT TOOLS before servicing when changing accessories such as blades bits cutters and the like REDUCE THE RISK OF UNINTENTIONAL STARTING Make sure switch is in off position before plugging in USE RECOMMENDED ACCESSORIES Consult t
3. its electrical outlet before performing inspection maintenance or cleaning procedures 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 Item 67631 For technical questions please call 1 888 866 5797 Cleaning Maintenance and Lubrication 1 BEFORE FIRST USE and once a month following put a few drops of oil on the Driving Shaft Bearing 42 2 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 its operation 3 AFTER USE wipe external surfaces of the tool with clean cloth 4 AMWARNING If supply cord of power tool is damaged it must be replaced only by a qualified service technician V Belt Inspection and Tensioning 1 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 2 The O Ring 37 near the V Belt may also need to be replaced as needed Five extra replacement O Rings a
4. ray ae 31 30 29 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 Item 67631 For technical questions please call 1 888 866 5797 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 take advantage of this warranty the product or part mu
5. them around in clean water and remove them a few ata 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 Item 67631 For technical questions please call 1 888 866 5797 Second Grind Carefully replace stones into the Rubber Barrel If the Barrel is less than 1 2 full add plastic pellets not included to help cushion the stones Then 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 Barrel adding the correct amount of pre polish water and plastic pellets not included if necessary 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 Barrel and you are ready for the last step If not pre polish and check in 24 hours Polish Gently set the stones in the Rubber Barrel Charge the tumbler with fresh water polishi
6. FF position and 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 abrasive sand it carries As rocks grind upon one another with constant water and sand in the mix they begin to round and smooth Although 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 Page 5 process for a gemstone or rock to go from rough to a smooth polished finish usually takes from 4 6 weeks Note An Abrasive Kit Item 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 Read the ENTIRE IMPORTANT SAFETY INFORMATION section at the begin
7. It must be kept as loose as possible without allowing it to slip on the Pulley 36 Check before each use Make sure the exterior of the Rubber Barrel 12 is clean so that it doesn t slip on the rollers Wipe it with a soapy cloth then wipe it clean with a damp cloth and dry thoroughly Do not use liquid cleaners or solvents Make sure that the Stop 6 is lightly touching the Barrel Lid 9 This will prevent the Barrel Lid from rubbing against the housing and will reduce friction To open the Rubber Barrel remove the Barrel from the unit and then remove the Knurled Nut 7 and the Washer 8 Next remove the Barrel Lid 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 An underloaded barrel will not lift rocks up the inner side walls allowing Page 6 Item 67631 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 barrel 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
8. Owner s Manual amp Safety Instructions 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 eee 3 LB ROTARY ROCK TUMBLER When unpacking make sure that the product is intact and undamaged If any parts are missing or broken please call 1 888 866 5797 as soon as possible Copyright 2009 by Harbor Freight Tools All rights reserved z 3 P No portion of this manual or any artwork contained herein may be reproduced in Read this material before using this product any shape or form without the express written consent of Harbor Freight Tools Failure to do so can result in serious injury Diagrams within this manual may not be drawn proportionally Due to continuing SAVE THIS MANUAL improvements actual product may differ slightly from the product described herein Tools required for assembly and service may not be included 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 in
9. e 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 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 and birth defects or other reproductive harm Some examples of these chemicals are e Lead from lead based paints e Crystalline silica from bricks and cement or other masonry products e Arsenic and chromium from chemically treated lumber Page 4 Your risk from these exposures varies depending on how often you do this type of work To reduce your exposure to these chemicals work in a well ventilated area and
10. he owner s manual for recommended accessories The use of improper accessories may cause risk of injury to persons CHECK DAMAGED PARTS Before further use of the tool a guard or other part that is damaged should be carefully checked to determine that it will operate For technical questions please call 1 888 866 5797 properly and perform its intended function check for alignment of moving parts binding of moving parts breakage of parts mounting and any other conditions that may affect its operation A guard or other part that is damaged should be properly repaired or replaced GROUNDING INSTRUCTIONS TO PREVENT AWARNING ELECTRIC SHOCK AND DEATH FROM INCORRECT GROUNDING WIRE CONNECTION READ AND FOLLOW THESE INSTRUCTIONS 110 120 VAC Grounded Tools Tools with Three Prong Plugs In the event of a malfunction or breakdown grounding provides a path 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 outlet that is properly installed and grounded in accordance with all local codes and ordinances 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 conductor wi
11. jury or death DANGER indicates a 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 ACAUTION the safety alert symbol indicates a hazardous situation which if not avoided could result in minor or moderate injury 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 Item 67631 For technical questions please call 1 888 866 5797 General Tool Safety Warnings 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 INDANGEROUS 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 USE RIGHT TOOL Don t force tool or attachment to
12. ng compound and plastic pellets if needed 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 Page 8 Burnishing Remove the stones clean the Rubber Barrel and remove and recover the plastic pellets set aside Place the stones back in the Rubber Barrel and replace the same pellets Use powdered soap such as Ivory Do not use liquid detergents or dishwasher powders that have bleach Add water as in previous steps and seal the Rubber Barrel Tumble for four days and clean the barrel Notes to remember 1 Always clean Tumbler between steps 2 When polishing or burnishing use plastic pellets they will wear out during use 3 Use a log book to keep track of each step 4 If starting with stream worn or smooth stones you may be able to eliminate the first step 5 Purchase a mineral book which details the 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 6 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 AWARNING SERIOUS INJURY FROM ACCIDENTAL OPERATION Turn Power Switch to its OFF position and unplug tool from
13. ning of this manual including all text under subheadings therein before set up or use of this product A 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 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 1 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 2 Route the power cord along a safe route to reach the work area without Item 67631 For technical questions please call 1 888 866 5797 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
14. re included with this Tumbler 3 Make sure the exterior of the Rubber Barrel is clean so that it doesn t slip on rollers Wipe with soapy cloth then wipe clean with 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 BUYERASSUMES 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 Stp 2 O i 8 Washer S 1 9 Barrellid _ d 1 Top Cover Top Cover Screws M3x16 Motor Connectors Item 67631 For technical questions please call 1 888 866 5797 Part Description Qty 35 Screws M4x8 6 37 O Ring 8 _ 6 Page 10 ASSEMBLY DIAGRAM 13 14 15 16 17 18 19 20 ZEA A7 TEO NP ew Cr lt gt
15. rmation on polishing jewelry we recommend you purchase a jewelry polishing handbook For technical questions please call 1 888 866 5797 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 Lid 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 Rubber Barrel 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 Barrel 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 slosh
16. st 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 1 888 866 5797
17. th 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 Page 3 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 VAC 3 Prong Plug and Outlet for up to 125 VAC 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 VAC 3 Prong Plug and Outlet The tool has a grounding plug that looks like the plug illustrated above in 125 VAC 3 Prong Plug and Outlet 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 place Tumbler on a table The unit s vibration may cause the Tumbler to Item 67631 T o 11 For technical questions please call 1 888 866 5797 move when placed on a smooth slippery surface Use only in a safe accessibl
18. 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 13 WARNING The cord of this product contains lead and or di 2 ethylhexyl phthalate DEHP chemicals 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 25249 5 et seq 14 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 Specifications Rubber allows for Barrel Type quieter operation UNPACKING When unpacking make sure that the item is intact and undamaged If any parts are missing or broken please call Item 67631 For technical questions please call 1 888 866 5797 Harbor Freight Tools at 1 888 866 5797 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 O
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