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User Manual - SuperMax Tools

1. 13 Selecting D rum Abrasives 14 Tips For M aximum Performance 14 TROUBLESHOOTING YOUR SHOPPRO 25 Troubleshooting Guide M 5 17 Troubleshooting Guide M achine 18 Troubleshooting Guide O perations 20 SERVICING YOUR SHOPPRO 25 Adjusting H eight C ontrols 22 Adjusting Table Support C astings 23 Adjusting Sanding Drum 24 Adjusting Tension Roller 25 Replacing Sanding D rum 26 Replacing Conveyor Belt 28 Replacing V Belt 29 Replacing D rum 5 30 Replacing Electrical Components 33 Electrical D iagram 33 SHoPPRo 25 TECHNICAL DATA Parts List For SHOPPRO 25 Stand 34 Parts List For Drum Assembly 36 Parts List For Conveyor Assembly 38 SHOPPRO 25 Specifications 40 SHOPPRO 25 Accessories amp Supplies 41 FOR YOUR SAFETY Read all instructions carefully and note the safety cautions on the opposite page and on the back cover of this manual 4 SHOPPRO 25 Owner s MANUAL ABOUT THE SHOPPRO 25 SYSTEM T his manual is designed to help you get familiar with your SHoPPRo 25 drum sander and to you take advantage of its exclu
2. SHOPPRO 25 TECHNICAL DATA 41 SHOPPRO 25 Accessory amp SUPPLY CHECKLIST D ESCRIPTION SHOPPRO 25 OPTIONS 98 2201 INFEED OUTFEED TABLES Extend T able to 54 98 0310 CASTERS H eavy duty roll amp swivel lock Set of 4 SHOPPRO 25 SUPPLIES Conveyor Belts 60 0321 POWER FEED CONVEYOR BELT Type 1 100 grit abrasive surface with reinforced film backing 60 1002 POWER FEED CONVEYOR BELT 2 Polyurethane ribbed textured surface with monofilament backing GENUINE SUPERMAX TOOLS ABRASIVES Select either bulk rolls arked or Pre C ut Description Resin bond non adhesive abrasive cloth Pre M arked 36 Grit covers drum 9 times Pre M arked 60 Grit and finer covers drum 12 times Pre Cut includes 3 wraps Pre Cut PreMarked 60 5024 n a 24 GRIT Aggressive stock removal 60 5036 60 9036 36 GRIT Surface rough sawn boards stock amp glue removal 60 5060 60 9060 60 GRIT Surfacing and dimensioning boards trueing warped boards 60 5080 60 9080 80 GRIT Surfacing light dimensioning remove planer ripples 60 5100 60 9100 100 GRIT Light surfacing remove planer ripples 60 5120 60 9120 120 GRIT Light surfacing minimal stock removal 60 5150 60 9150 150 GRIT Finish sanding minimal stock removal 60 5180 60 9180 180 GRIT Finish sanding not for stock removal 60 5220 60 9220
3. outboard drum supporting casting Fig 19 must both be set at the proper height along the column tubes so the height adjusting screws provide for proper miter gear alignment Before adjusting these parts tighten one set screw in the table support castings Fig 19 to hold the height adjusting screw in position during adjustment Also check to see that the column tubes are centered inside the bore of the table support castings Fig 19 If not loosen the casting bolts and tighten the set screws at the front of table support casting to center the tube Retighten the bolts and loosen the set screws 5 f the height adjustment mechanism feels rough check the miter gear Fig 20 alignment T he miter gears can be adjusted on their shafts by loosening the set screws on the gears Check and adjust so that the gear mesh is not too tight or too loose and that the gear teeth align with the opposing gear N ote that the shaft collars located on the cross bar Fig 21 should be adjusted to control the lateral movement of the cross bar to maintain accurate miter gear alignment and mesh T he mesh of the miter gears should be smooth and even If not adjust the gears for good mesh M easure the space between the miter gear and the adjusting screw support that holds the height adjusting screw in place T he distance should be Fig 22 H eight controls on outboard side 1 32 or less If there is excessive space move the adjusting screw
4. Stretching Abrasive Life W hen sanding metal or solid surface MDF or particle board a ceramic or zirconium abrasive may last longer than aluminum oxide and also allow a more uniform finish Abrasive life can also be increased on SHoPPRo 25 by removing the abrasive strip from the drum and reversing it To do this removethe strip and use what was the trailing end as the starting end on the left outboard side of the drum Reversing the strip will providea fresh set of cutting edges on the drum Keeping T he Machine Clean For best results make cleaning the machine a regular shop procedure Allowing excess build up of dust and debris can adversely affect performance through the loading of the abrasives slippage on the conveyor table and or the accumulation of material inside the drums which can throw off the center of balance Leave the dust collector on when cleaning dust from the drums Also brush the conveyor belt after cleaning operations If not cleaned the conveyor belt could allow stock to slip during sanding Operations Fig 17 O ffset stock feeding angle Fig 18 Cleaning abrasive strips TROUBLESHOOTING YOUR SHOPPRO 25 17 TROUBLESHOOTING SHOPPRO 25 Any operating problems with the SHoPPRo 25 drum sander will likely occur most often during sanding performance check the following listings for potential causes and solutions it may also pay the period that you are becoming familiar with
5. 4 Conveyor belt worn or Replace conveyor belt defective page 28 5 Roller bushings elongated Replace bushings page 28 due to excessive wear Table height adjustment 1 Improper adjustment of Readjust height control works improperly height control pages8 22 23 D rum V belt 1 Improper V belt tension Increase V belt Slips tension page 5 Knocking sound while running Bearing out of alignment 2 V belt worn Loose weight in drum Pulleys wobbling or out of round Set screws loose in pulley or bearing 6 Abrasive fastener on drum loose without abrasive strip in place M Bearing worn Realign bearing page 30 Replace V belt page 29 Remove material inside drum Glue weight back Replace pulley page 30 R amp ighten or replace set screws Insert abrasive paper or replace fastener page 9 Replace bearing page 30 20 SHoPPRO 25 OWNER S MANUAL Problem TROUBLESHOOTING GUIDE OPERATIONS Solution Possible C ause Rippled sanded surface 1 Uneven feed rate non uniform ripples Check for these conditions and refer to previous section Troubleshooting M achine See Selecting Feed Rates page 12 Conveyor belt slipping on drive roller Board slipping on conveyor belt Conveyor gear motor stalling Excessive V belt tension Set screw loose on shaft coupler between gear motor and conveyor Convey
6. 1 0 OILITE BUSHING 50 3107 4 21 COLUMN TUBE 30 1236 2 28 1 2 13 1 2 SOCKET HEAD SET SCREW 10 8905 2 29 SHAFT COLLAR 1 2 1 0 20 1103 2 30 TRANSFER ROD 30 1213 1 31 MOTORMOUNT 40 0106 1 32 MOTOR SUPPORT CASTING 30 5107 1 1 33 3 8 16 1 1 2 HEX HEAD BOLT 10 9207 9 34 LEG CASTING 30 1102 4 35 COLUMN BASE CASTING 30 1101 1 2 36 LEG GLIDE 20 0655 4 37 3 8 16 HEX NUT 12 0005 8 38 BASE SUPPORT BRACKET 40 0230 1 39 RETAINING RING 20 0752 1 40 OUTBOARD HEIGHT ADJ SCREW 30 1211 1 SHOPPRO 25 STAND ASSEMBLY 35 36 SHOPPRO 25 OWNER S M ANUAL SHOPPRO 25 DRUM HEAD ASSEMBLY PARTS LIST Ref D escription Part Number Qty Number Unit 1 DUST COVER 80 2025 1 2 DUST COVER HANDLE 80 2841 1 3 8x1 2 HEX HEAD SELF TAPPING SCREW 10 3904 2 4 1 4 20x1 2 ROUND HEAD MACH SCREW 10 3205 8 5 1 4 INTERNAL TOOTH LOCK WASH ER 11 0504 8 6 DUST COVERMOUNT 40 0240 1 7 HINGE 40 0225 2 8 1 4 SAE WASH ER 11 0205 8 9 1 4 20 HEX NUT 12 0001 8 10 3 8 16x1 HEX HEAD BOLT 10 9205 8 11 5 16 WROUGHT WASHER 11 9103 8 12 DRUM MOUNTING BRACKET 40 0519 2 13 3 8 16 FLANGED LOCK NUT 12 0209 8 14 5 16 18x1 CARRIAGE HEAD BOLT 10 1204 4 15 DRUM BEARING 50 3057 2 16 1 4 28x1 4 SET SCREW BEARING 10 8602 4 17 8 32x1 PHILLIPS FILLISTER HEAD SCREW 10 3107 4 18 COMPRESSION SPRING 20 3268 4 19 RIGHT TENSI
7. For best results follow the recommendations of the manufacturer of your dust collection equipment CHECKING MACHINE FOR LEVEL Proper leveling of the machine is essential to achieve continued maximum performance from the SHoPPRo 25 Before making fine adjustments place the unit where it will be used in the shop T hen adjust the four leveling feet using a carpenter s level both across the machine and in line with the machine placing the leve on the conveyor bed If you have equipped your SHopPRo 25 with the optional caster set do the same after positioning the machine where it will be operated most often M ark the position of the legs on the floor with tape so it can bereturned to the same position Fig 5 SHopPRo 25 Components 1 Height Adjustment H andle 2 Adjusting Screw Support 3 Drum Support Casting 4 Height Adjusting Screw 5 Table Support Casting 6 Adjusting Screw Support 7 Miter Gear 8 Motor Support Casting 9 Transfer Rod 10 Shaft Collars CHECKING DRUM ALIGNMENT Your SHOPPRO 25 was shipped from the factory preadjusted with the drum aligned to the conveyor table Unless the machine was stressed during shipment only fine adjustment should be necessary M inor alignment corrections can be done without relieving V belt tension or adjusting the tension rollers but should be done without any abrasive Strips attached Using a flat piece of wood metal as thickness gau
8. Supported drum with pulley removed roller fully inward Remove the four bolts that attach the conveyor assembly to the table mount brackets see Fig 31 Lift up the conveyor and remove it from the machine by sliding the conveyor out toward the front of the machine Avoid tearing the belt on any edges underneath the conveyor bed during removal Reverse the procedure for reinstallation SHOPPRO 25 Fig 34 Loosening drum bearing set screws Note If the conveyor belt continually tracks to one side of the machine first try reversing the belt on the conveyor bed If this doesnt remedy the problem place a level on the conveyor bed to make sure the conveyor bed is not twisted If it is twisted see page 6 for instructions on squaring up the bed If squaring up the bed does not remedy the problem proceed with the steps below Step 1 Check the conveyor drive and driven roller to make sure they are parallel to the surface of the conveyor bed To do this first center the conveyor belt on the bed T hen lay a straight edge on the exposed edge of the conveyor table on the left outboard side extending it over the drive and driven roller N otethe distance between the drive and driven roller and the straight edge Step 2 N ow repeat Step 1 on the right inboard side of the conveyor Compare the measurements from sideto side If they are not equal loosen one of the brackets that hold the drive or driven roller in plac
9. height adjusting screws W hen troubleshooting the height adjustment mechanism first check the conveyor table for level see page 6 Then test the height adjustment mechanism See Fig 19 If it does not operate FM SUPPORT CASTING GEAR Fig 19 Table support casting set screws easily further adjustments may be necessary as outlined below Following these steps should result in asmooth operation Readjustment Procedure 1 Loosen the set screws located at the front of the table support castings Fig 19 2 Lubricate thoroughly by applying penetrating lubricant to the table support castings where they contact the column tubes and to all contact points of adjusting screws and cross bar Fig 20 Also apply grease to the miter gears 3 If the height adjustment feels stiff check for misalignment of adjusting screw supports and the drum support castings which could cause binding on the adjusting screw rods Fig 19 These castings can be adjusted by loosening the set screws which secure then to the column tubes Realign the adjusting screw supports by loosening the two set screws that hold then to the column tubes and rotate to the proper position 4 T he adjusting screw supports located immediately below the height adjustment handle and the left Fig 20 Adjusting miter gears for proper mesh SERVICING YOUR SHOPPRO 25 23 Fig 21 Miter gear below adjusting screw support
10. strip end into the slot and then releasing the clip lever N ote A sandpaper cleaning stick may be used to remove deposits and help extend sandpaper life To use operate the sanding drum with the dust cover open Caution For your own safety always wear eye protection while performing sandpaper cleaning and take all precautions to avoid any contact of hands or clothing with uncovered drums H old the cleaning stick against the rotating drum and move it along the drum surface It is good procedure to use shop brush to remove any cleaning stick crumbs from the drums before resuming sanding operations ABRASIVE SIDE UP Be eee a i om gt SANDPAPER Also see Fig 12 b and Fig 12 c lt Approx 3 gt Fig 12 a M arking and cutting taper on strip 10 SHOPPRO 25 OwNER s MANUAL Fig 12 h Allow room inside slot for strip to move pa slot Fig 12 g Insert tapered end into inbo OPERATING YOUR SHOPPRO 25 11 OPERATING YOUR SHOPPRO 25 Before using your SHoPPRo 25 drum sander review the previous pages in this manual on initial set up and adjustment In this section you will learn how to operate the machine N ote that connecting the machine to an adequate dust collection system is necessary before operating the unit Basic OPERATING PROCEDURES After yo
11. this time Install the four bolts on the right inboard side Install the infeed bolts and two bolts on the left outboard side of the sander and tighten securely 3 Tighten the two set screws in each of the bearing collars Spin the drum by hand to check if it spins freely 4 Align the V belt pulley with the pulley on the motor and then tighten the set screws in the V belt pulley Spin the drum by hand to make sure the pulleys are in proper alignment 5 Check the alignment of the drum to the conveyor table If they are not parallel align the drum see pages 7 and 8 before proceeding further 6 Readjust the tension of the V belt by sliding the motor down and then tightening the pinch bolt in the motor support casting M ake sureall pulleys are aligned and all bolts tight before using the sander 7 Reinstall the outer belt guard using the two 5 16 x 1 2 hex head bolts Reinstall the lower belt guard using the two 10 32 screws and the middle inner guard using two 10 32 screws 28 SHOPPRO 25 OWNER S M ANUAL REPLACING CONVEYOR BELTS To replace the conveyor belt the conveyor assenbly must be removed from the machine Lower the conveyor table to its lowest position with the height adjustment handle Unplug the machine from the wall receptacle and also unplug the motor cord from the contro box receptacle Then loosen the conveyor take up screws Fig 35 and Fig 36 to relieve belt tension and slide the driver Fig 33
12. 40 4002 1 13 5 16 18x1 2 HEX HEAD BOLT 10 9103 4 14 10 24x3 8 SLOTTED HEX HEAD SCREW 10 3803 2 15 10 24 RETAINING NUT 20 1155 2 16 CONTROL BOX BOTTOM COVER 40 4020 1 17 5 16 1 0 OILITE BUSHING 50 3105 4 18 RUBBER COVERED DRIVE ROLLER 30 0120 1 19 DRIVE ROLLER SUPPORT BRACKET 40 0005 1 20 1 4 20x3 4 CARRIAGE HEAD BOLT 10 1103 12 21 CONVEYOR MOUNTING BRACKET 40 0006 4 22 5 16 18 SQUARE NUT 12 0152 4 23 1 4 20 HEX NUT 12 0001 12 24 TAKE UP BASE BRACKET 40 0004 2 25 1 4 20x1 3 4 TAKE UP SCREW 10 3213 2 26 1 4 INTERNAL TOOTH LOCK WASHER 11 0504 2 27 TAKE UP SLIDE BRACKET 40 0003 2 28 DRIVEN ROLLER 30 0121 1 29 1 4 WAVE WASHER 20 1161 4 30 1 4 20 NYLON INSERT LOCK NUT 12 8001 4 31 CONVEYOR BED 40 0001 1 32 11 2 TEFC ELECTRIC MOTOR 70 0151 1 33 5 16 8x3 4 CARRIAGE BOLT 10 1203 4 34 3 8 WROUGHT WASHER 11 0104 2 35 5 16 18 FLANGE LOCK NUT 12 0207 4 36 LOWER INNER BELT GUARD BASE 40 0997 1 37 10 24 RETAINING NUT 20 1157 2 38 2 1 2 DRIVE PULLEY 50 0251 1 39 5 16 18x1 4 NYLOC SOCKET HEAD SET SCREW 10 8902 1 40 42 CORD SET 72 5338 1 41 V BELT 50 2007 1 42 10 32x1 4 SOCKET HEAD SET SCREW 10 2702 2 43 5 16 18x3 4 HEX HEAD BOLT 10 9103 2 44 CONVEYOR BELT NOT SHOWN 60 0321 1 SHOPPRO 25 CONVEYOR amp MoToR 39 40 SHoPPRO 25 5 MANUAL SHOPPRO 25 SPECIFICATIONS The SHOPPRO 25 features a single 25 drum and operates a standard 115 volt circuit Desig
13. edge Readjust strip end of slot or on inboard side of in slot and or trim abrasive drum edge 2 Strip not cut properly Recut and install abrasive strip page 9 Abrasive loads up 1 Excessive depth of cut Reduce depth of cut prematurely 2 Excessive feed rate U se slower feed rate 3 Inadequate dust collection Increase air flow at dust port 4 Inadequate abrasive Use open coat abrasive 5 Stock fed at 90 angle Angle stock to avoid resin to drum line build up Conveyor rollers run 1 Shaft coupling loose Align shaft flats of gear intermittently motor and drive roller and tighten shaft coupling Set Screws Conveyor belt slips 1 Improper conveyor belt Adjust belt tension page 7 on drive roller tension 2 Excessive depth of cut Reduce depth of cut reduce feed rate Board slips on 1 Excessive depth of cut Reduce depth of cut conveyor belt 2 Tension rollerstoo high Lower tension rollers page 25 3 Excessive feed rate Reduce feed rate 4 Dirty or worn conveyor Clean or replace conveyor belt belt page 28 TROUBLESHOOTING YOUR SHOPPRO 25 19 TROUBLESHOOTING GUIDE MACHINE Continued Problem Possible C ause Solution Conveyor 1 Belt out of adjustment Readjust belt page 7 belt tracks to one side or oscillates from side to side 2 Drive or driven conveyor Readjust page 7 belt rollers misaligned 3 Conveyor table not flat Readjust by leveling with and square leg glides page 5
14. its to review the previous sections in this manual on components and their adjustments If you are experiencing a problem affecting the machines Problem Possible C ause setting up and operating your machine TROUBLESHOOTING GUIDE MOTORS Solution otors do not start 1 N M ain power cord unplugged from receptacle Drum motor cord unplugged from receptacle near power feed motor Plug in primary power cord Plug in drum motor cord at receptacle on machine 3 Circuit fuse blown or circuit Replace fuse or retrip breaker tripped breaker after determining cause Drum motor 1 Inadequate circuit Check electrical requirements overloads 2 M achine overloaded U se slower feed rate and or reduce deoth of cut Conveyor 1 Motor not properly Loosen housing bolts motor oscillates aligned run motor retighten bolts 2 Shaft collar worn Replace shaft collar Driveroller bent Replace drive roller D rum motor or conveyor gear motor stalls Excessive depth of cut Reduce depth of cut reduce feed rate 18 SHOPPRO 25 OWNER S MANUAL TROUBLESHOOTING GUIDE MACHINE Problem Possible C ause Solution Abrasive strip comes 1 Slack in abrasive strip Remove slack in strip page 9 off drum on drum 2 Abrasive improperly Read section on abrasive installed installation page 9 Abrasive strip loose 1 Strip caught on inside
15. of the conveyor belt adjusts the load on the machine it can beinfinitely adjusted for maximum operating performance A faster feed rate allows faster sanding but fewer revolutions of the drums per inch of sanding A slower feed rate provides more revolutions of the drum per inch of sanding to allow a greater depth of cut and smoother sanding Begin experimenting with the feed rate set at about 40 to 50 of maximum Fig 15 T he best feed rate will depend on a number of factors including type of stock grit and depth of cut used and whether the stock is fed directly in line with the conveyor bed or at an angle If you observe ripple effect on the stock slow down the feed rate If thefinish is smooth and the machine is not overworking you can experiment with using a faster feed rate Also try a faster feed rate if the stock you are working begins to show burn marks W ith cherry hard maple and some other hardwoods using a shallower depth of cut and a faster feed rate will hep minimize burn marks Slightly angling the stock as it isfed into the machine may also help prevent burning the stock Because of the wide range of variables it is important to experiment with your specific conditions and make adjustments to achieve the optimum feed rate If problems occur first check the depth of cut and or adjust the feed rate Refer to Troubleshooting Your SHoPPRo 25 in this manual page 17 OPERATING YOUR SHOPPRO 25 13 UsING T
16. outer half of the original bearing flange and tighten the bolts T hen tighten the set screw in the bearing collar Bearing Replacement Right Side If the left outboard bearings are the only onesthat need changing proceed to reassemble the unit You can check the drum at this point by lowering the conveyor bed and spinning the drum by hand T his will help determine if the inboard bearing needs to be changed to eliminate noise or excessive play in the drum Fig 40 Locating bearing set screws 1 With the drum resting on the conveyor bed proceed as follows Remove the four 3 8 x 2 1 4 bolts from the drum support casting on the right side 32 SHOPPRO 25 OWNER S M ANUAL Le Fig 41 Prying drum bearing loose 2 Next remove the upper two 3 8 x 2 1 4 bolts from the drum support casting on the left outboard side of the sander Loosen the bottom two 3 8 x 2 1 4 bolts from the left drum support casting but do not renove them 3 Lift the right inboard side of drum and placea 2x6 on edge under the drum Loosen and remove the V belt pulleys from drum shafts see Fig 39 Important M ake sure to note the location of the pulley Also measure the distance from pulley edge to the drum support casting to use as a reference when reinstalling pulley so they will be properly aligned 4 Replace bearings by following Steps 1 through 3 under Bearing Replacement Left Side above 5 Reinstall V belt pulleys on t
17. return on your investment For example its capabilities range from taking the place of a planer to thickness rough stock all the way to speeding up fine sanding work often done with slower dust generating hand sanders Learning to use its multiple adjustments and controls will allow you to fine tune the machine for maximum results regardless of the job to be done T he best results come from experimenting with different abrasive combinations and machine adjustments to fit the job at hand Following isa listing of useful tips which can help you improve performance of your sander ABRASIVE SELECTION GUIDE Abrasive planing surfacing rough sawn boards Abrasive planing surfacing rough sawn boards Surfacing and dimensioning boards trueing warped boards Surfacing light dimensioning removal of planer ripples GRIT COMMON APPLICATION 24 Grit maximum stock removal glue removal 36 Grit maximum stock removal glue removal 60 Grit 80 Grit 100 Grit Light surfacing removal of planer ripples 120 Grit Light surfacing minimal stock removal 150 Grit Finish sanding minimal stock removal 180 Grit Finish sanding only not for stock removal 220 Grit Finish sanding only not for stock removal Dust Collection W hen connecting dust collectors remember that straight pipe will not restrict airflow as much as flexible tubing Also Ys and elbows will restrict airflow less that Ts M ultiple Piece Sanding Runs W hen
18. 220 GRIT Finish sanding not for stock removal 60 5000 n a Assortment 1 strip each of 36 80 120 60 0505 ABRASIVE CLEANING STICK Note It is our policy to not sell direct in an DEALER NEAREST You area that is served by a SuperM ax Tools dealer For information on the dealer nearest you call 651 454 3401 or visit us at www supermaxtools com Limited warranty We will provide all replacement parts 2 YEAR WARRANTY which are found to be defective in materials or workmanship 42 SHOPPRO 25 OWNER S MANUAL SHOPPRO 25 Notes SHOPPRO 25 OWNER SMANUAL 43 SHOPPRO 25 Notes CAUTION IMPORTANT SAFETY INFORMATION FOR SAFE SANDING OPERATION FOLLOW THESE GUIDELINES BECOME FAMILIAR WITH THE PROPER OPERATIONAL PROCEDURES FOR USING THIS MACHINE ALWAYS BE SAFETY CONSCIOUS WHEN OPERATING THE MACHINE ALWAYS WEAR EYE PROTECTION WHILE OPERATING THE SANDER ALWAYS FEED STOCK AGAINST THE ROTATION OF THE DRUM 5 NEVER PLACE HANDS UNDER THE DRUM S OR DUST COVER NEVER OPERATE SANDER WITHOUT ITSDUST COVER OR DRUM AND BELT GUARDING IN PLACE KEEP HANDSAND CLOTHING AWAY FROM OPERATING DRUM 5 BELT AND PULLEYS ALWAYS MAINTAIN CONTROL OF STOCK TO AVOID KICKBACK KNOW HOW TO PREVENT IT ALWAYS DISCONNECT ELECTRICAL POWER BEFORE PERFORMING ANY SERVICING OR ADJUSTMENT OF THE MACHINE DO NOT MODIFY THISMACHINE MODIFICATIONS ARE DONE AT THE OWNER S RISK AND ALSO WILL VOID THE MANUFACTURER S WARRAN
19. HE DEPTH GAUGE T he depth gauge see Fig 16 measures the distance between the conveyor table and the sanding drum for thickness dimensioning of boards To calibrate the depth gauge loosen the locking knob of the lower depth gauge casting so it rests on top of the table support casting Raise the conveyor table until it touches the sanding drum T hen loosen the locking knob of the upper depth gauge casting and position the 0 mark of the scale even with the top of the lower depth gauge casting Lock the upper depth gauge casting in position O nce calibrated the locking knob of the lower depth gauge casting can be loosened allowing the lower depth gauge casting to ride on top of the table support casting T he depth can then be read where the scale enters the lower depth gauge casting T he depth gauge can also be used as a stop gauge CASTING as follows Position the lower depth gauge casting sA along the scale to a desired finish thickness T hen lock the lower depth gauge casting with the locking knob to prevent the conveyor table from being raised above that point Fig 16 D epth gauge components M CONVEYOR A ONTROLLER Fig 15 Conveyor Controller 14 SHOPPRO 25 OWNER S MANUAL SELECTING DRUM ABRASIVES It isimportant to select the proper grit of abrasives for the type of sanding being performed to achieve maximum sanding results As with any sanding operation first begin sanding with a coarser grit dep
20. Keep T his M anual H andy For Quick Reference SHOPPRO 25 OWNER S M ANUAL SHOWN WITH OPTIONAL CASTERS INFEED OUTFEED TABLES RACK N ROLL AND PRE MARKED ABRASIVES IMPORTANT BEFORE OPERATING YOUR SHOPPRO 25 READ THE INSTRUCTIONS IN THIS MANUAL FOR UNPACKING AND SETTING UP YOUR MACHINE SUPERMAX Tools U S A 2 SHOPPRO 25 OWNER S MANUAL CONGRATULATIONS You have made wise purchasing decision by adding this In USA machine to your tool line up The main purpose in inventing and developing the machine you ve purchased was to bring anew dimension of productivity to your workshop be it large or small Right from the start our goal at SuperM ax Tools has been to manufacture equipment that is capable of providing you with maximum econ omy maximum utility and maximum performance Your SuperM ax Tools drum sander will pay you back many fold in the years ahead by helping you get better results in less time start to finish T his tool incorporates a bundle of exclusive features which you will appreciate more every time you use it All SuperM ax Tools drum sanders feature patented self cooling drums and spring tension abrasive take up fasteners as well as sealed and permanently lubricated bearings T he exclusive SuperM ax Tools variable speed power feed conveyor system provides you with ultra precise control whether you are surfacing rough sawn lumber dimensioning otherwise unusable stock cleaning up glued pan
21. ON ROLLER SUSPENSION BKT 40 0302 2 20 LEFT TENSION ROLLER SUSPENSION BKT 40 0303 2 21 TENSION ROLLER BASE BKT 40 0304 2 22 8 32 SQUARE NUT 12 0102 4 23 5 16 SAE WASHER 11 0206 4 24 5 16 18 HEX NUT 12 0003 4 25 5 16 1 0 OILITE BUSHING 50 3105 4 26 TENSION ROLLER 30 1205 2 27 OUTBOARD ABRASIVE FASTENER 21 1173 1 28 6 32x3 8 FLAT HEAD PHILLIPS SCREW 10 3003 2 29 SANDING DRUM 30 1200 1 30 INBOARD ABRASIVE TAKEUP FASTENER 21 1172 1 31 1 4 1 KEY STOCK 20 0762 1 32 UPPER INNER BELT GUARD 40 3050 1 33 10 24 RETAINING NUT 20 1155 4 34 DRIVEN PULLEY 50 2501 1 35 5 16 18 3 8 SET SCREW PULLEY 10 8903 1 36 MIDDLE INNER BELT GUARD 40 3053 1 37 BELT GUARD COVER 40 3055 1 38 10 24x3 8 SLOTTED HEX HEAD SCREW 10 3803 4 SHOPPRO 25 HEAD DRUM ASSEMBLY 37 38 SHOPPRO 25 OWNER S M ANUAL SHOPPRO 25 Conveyor amp MOTOR PARTS LIST Ref D escription Part Number Qty Number Unit 1 5 16 18 RETAINING NUT 20 1159 4 2 MOTORMOUNT 40 4015 1 3 ON OFF SWITCH DRUM 72 1004 1 4 VARIABLE SPEED CONTROLLER CONVEYOR 72 1255 1 5 110 VOLT RECEPTACLE 72 2110 1 6 SM ALL STRAIN RELIEF 72 6101 1 7 90 VOLT D C GEAR MOTOR 71 1301 1 8 LARGE STRAIN RELIEF 72 6104 2 9 10 32x1 2 SOCKET HEAD SCREW 10 2404 4 10 75 CORD SET 72 5336 1 11 SHAFT COUPLING 30 0122 1 12 CONTROL BOX BASE BRACKET
22. OR CONTROLLER SCHEMATIC AC VARIABLE SOV DC PBWER IN LU 24 BLACK i ORUM MOTOR POWER OUTLET A 7 N d GREEN _ i v BLACK WIRE WHITE WIRE GREEN WIRE RED WIRE SWITCH 34 SHOPPRO 25 OWNER S MANUAL SHOPPRO 25 STAND ASSEMBLY PARTS LIST Ref D escription Part Number Qty Number Unit 1 HEIGHT ADJUSTMENT HANDLE ASSEM BLY 31 0020 1 2 3 16 1 ROLL PIN 20 0772 1 3 5 8 1 0 OILITE WASHER 50 3080 2 4 3 PLASTIC COLUMN TUBE 80 4015 2 5 ADJ SCREW SUPPORT CASTING 30 1108 1 3 6 1 4 20x1 2 SOCKET HEAD SET SCREW 10 2804 6 7 5 16 18x3 8 SOCKET HEAD SET SCREW 10 2903 4 8 PLASTIC CAP 80 4013 3 9 9 16 12 HEX NUT 12 0011 2 10 DEPTH GAUGE ROD 30 1260 1 11 DEPTH GAUGE SCALE 94 1652 1 12 DRUM SUPPORT CASTING 30 5106 2 13 DEPTH GAUGE CASTING 30 1109 1 2 14 INBOARD TABLE SUPPORT CASTING 30 1104 1 1 15 5 16 18 HEX NUT 12 0003 4 16 5 16 SAE WASH ER 11 0206 4 17 5 16 18 3 4 BRASS TIPPED SET SCREW 10 9906 4 18 DEPTH GAUGE LOCKING KNOB 81 3132 2 19 OUTBOARD TABLE SUPPORT CASTING 30 1105 1 1 20 TABLE MOUNT BRACKET 40 0220 2 21 3 8 16x1 HEX HEAD BOLT 10 0205 18 22 5 16 WROUGHT WASHER 11 9103 31 23 3 8 16 FLANGE LOCK NUT 12 0209 24 24 INBOARD HEIGHT ADJ SCREW 30 1212 1 25 MITER GEAR 20 1101 4 26 1 2
23. Remove the bottom plate from the control box SERVICING YOUR SHOPPRO 25 33 Loosen the set screw in the shaft coupler and remove the four 5 16 bolts that hold the power feed motor assembly in place Remove the assembly from the machine then turn it upside down to disconnect the leads from the components to be removed To replace the controller remove the knob then remove the nut which holds the controller and the dial plate in place Removethe controller out of the panel Install the new controller referring to the electrical diagram below Reverse the disassembly procedure To replace the on off switch squeeze the plastic springs at the bottom of the switch while simulta neously pushing up on the switch to pop it out To install the new switch press it in place making sure it seats tightly against the sheetmetal bracket Referring to the electrical diagram below wire accordingly Reverse the disassembly procedure To replace the gear motor disconnect the two wire leads from the controller D isconnect the plastic grommet protecting the wires passing through the sheetmetal Remove the four set screws that hold the motor to the sheetmetal bracket Remove the old motor and install the new motor Referring to the electrical diagram below wire accordingly Reverse the disassembly procedure 110V GEARMOTOR BLACK CONTROLLER BOTTOM VIEW X BLUE X BLK CAPPED 7 4 GEARMOT
24. TY FOR CUSTOMER SERVICE AND QUESTIONS ABOUT THE OPERATION OR MAINTENANCE OF THIS MACHINE PLEASE CALL YOUR AUTHORIZED SUPERMAX TOOLS DEALER PART NO 92 6325B COPYRIGHT 2006 PRINTED IN USA
25. abrasive planing or thickness sanding a run of similar pieces that you want to have the same thickness it is best to determine the thickness of the thinnest piece and process all pieces to that same thickness Be aware that the sander will remove cups and crowns in the work piece consider this when measuring and processing stock to the same thickness Sanding M ultiple Pieces At O nce W hen sanding multiple pieces simultaneously make sure to stagger step the pieces across the width of the conveyor belt T his provides better contact with the tension rollers Try to only process multiple pieces of similar thickness If there is a significant thickness difference the thinner pieces can slip on the conveyor belt if they do not contact the tension rollers Also note that pieces thicker than 3 4 should be longer than the minimum normally recommended to prevent tipping of the stock see Specifications page 40 Edge Sanding W hen edge sanding the Performax sander will mimic the opposite edge of the stock which is laying on the conveyor belt Because of this it isimportant for the stock edge to have been ripped at the proper angle to the face before the sanding process W hen edge sanding stock that is less than 3 4 wide more than 2 high it is good procedure to stack and clamp several pieces together to prevent them from slipping or tipping on the conveyor belt Sanding Imperfect Stock W hen sanding stock with a or
26. anding drums Loosen all four tension roller suspension bolts see 1 Fig 28 Lower the table by onefull turn of the height adjustment handle At this position the tension roller assembly should be resting on the table with the drums suspended slightly above the table T hen retighten the tension roller suspension bolts Note Too much tension roller pressure can cause Snipe marks which are identified as a visible line running across the width of the board approxi mately 2 1 4 from the end of the board If a snipe mark occurs on the trailing end of the board adjust the infeed tension roller Tension roller pressure can be adjusted two ways either by loosening the tension roller spring retaining screws see 3 Fig 28 or by raising the height of the tension rollers To adjust the tension rollers to eliminate snipe marks use this two step procedure Step 1 With the sanding drum properly aligned loosen all four tension roller suspension bolts Raise the table to the bottom of the sanding drums T he tension rollers should be resting firmly Fig 26 Using thickness gauge during ali SHOPPRO Z3 gnment on the conveyor bed Tighten only the two rear tension roller suspension bolts Step 2 Lower the conveyor table by onefull turn of the height adjustment handle At this point press down on the front infeed tension roller so it is resting on the table Now tighten the front infeed tension
27. at a 90 angle perpendicular to the drums H owever even a slight offset angle of the stock will provide for more effective stock removal T heoptimum feeding angle for stock removal is about 60 seeFig 17 Angling the workpiece for stock removal provides other advantages such as less loading of certain areas of the drums due to glue lines or mineral streaks in the stock more even wear of abrasive strips potentially faster feed rates and lighter loads on the motor N ote that to get the best final finish however the stock should be fed through the machine so it Will be sanded in line with the grain of the wood on the final one or two passes 16 SHOPPRO 25 OWNER S MANUAL Cleaning Abrasive Strips Regularly clean the abrasive strips on the drums with commercially available cleaning sticks following the manufacturer s directions See Fig 18 Cleaning sticks are available from your SuperM ax Tools dealer W hen cleaning use a brush to wipe the stick crumbs from the abrasive while the drum is still rotating Important Wear eye protection tight fitting clothes and keep alert during this operation to avoid injury Cloth backed abrasives can be cleaned by soaking in paint thinner or mineral spirits for 20 minutes to 1 hour then using a brush to remove any build up or burns Dry the abrasive strips completely before reuse In some cases build ups resulting from burns can be removed with Plexiglas held on edge over a rotating drum
28. ax Tools Pre Cut or Pre M arked abrasives not all of the steps below are necessary Proper attachment of the abrasive strip to the drum is critical to achieving top performance from your Performax drum sander Abrasive strips do not have to be pre measured T he end of the roll is first tapered and attached to the left outboard side of the drum T hen the strip is wrapped around the drum and the second taper is made for attachment to the right inboard side of the drum To attach a strip to the drum follow the procedure below 1 Mark and cut a taper at one end of the roll as shown in Fig 12 a Becausethe tapered end should use mos of the left outboard slot width its end must betrimmed Fig 12 b and 12 c Raisethe dip lever on the left outboard sideof the drum Fig 12 d Insert thetapered end through the slot and into the fastener so that it uses most of the width of the slot Release the dip lever to securely hold the strip end in thefastener 2 Wrap the strip around the drum being careful not to overlap the windings T he tapered cut of the strip end should follow the edge of the drum Continueto wrap the abrasive in a spiral fashion by rotating the drum with your left hand and guiding the strip with your right hand Fig 12 e Successive windings of the strip should be flush with previous windings without any overlap 3 Mark the trailing end of the strip where it crosses the right inboard end of t
29. crown place the crown up T his will stabilize the stock to help prevent tipping or rocking during sanding After the crown has been removed and the top is flat turn the stock over and sand the opposite side To avoid personal injury take special care when sanding stock that is twisted bowed or otherwise varies in thickness from end to end If possible support such stock as it is being sanded to keep it from slipping or tipping Use extra roller stands help from another OPERATING YOUR SHOPPRO 25 15 person or hand pressure on the stock to minimize potentially hazardous situations Face Frames amp Raised Panel D oors It is very important to have the proper abrasive contact when doing thistype of sanding If the machine is set to take an excessive depth of cut the result can be a gouge or dip as the drum goes from sanding the rails at full width to sanding just a few inches of width on the stiles To prevent this problem make sure that when using abrasives finer than 80 grit the drum isin contact with the wood but can still be spun by hand If thereis room angling the stock on the conveyor belt can also help Slowing the conveyor feed when coming to a rail in the stock can help prevent a dip or gouge T his allows the abrasive to work the wider width with less effort and to achieve better consistency of the finished surface Stock Feeding Angle Some pieces because of their dimensions will need to befed into the machine
30. e Tip this bracket until the distance between the drive or driven roller and the straight edge are equal from sideto side then tighten the bracket REPLACING V BELT DRIVES To change the V belt on theSHoPPRO 25 first unplug machine from the outlet Remove two screws in lower section of belt guard and loosen the pinch bolt of the motor support casting Ralse the motor and retighten the pinch bolt V Belt Removal 1 Remove the lower outer belt cover by removing the four 10 32 screws holding it in place see Fig 37 and Fig 38 Remove the two10 32 screws holding it in place pull the middle cover to the left Take the V belt off the pulley 2 Loosen the pinch bolt of the motor support casting raise the motor and re tighten pinch bolt 3 Remove the miter gear from the right inboard side of the transfer rod Now loosen the shaft collar on the left outboard side of the rod and pull the rod back enough so the V belt can be removed M ake sure to catch the nylon washer which will drop off the transfer rod Note the routing of the SERVICING YOUR SHOPPRO 25 29 Fig 36 Tensioning and tracking conveyor belt 30 5 25 OWNER S MANUAL Fig 37 Removing belt guard and transfer rod old V belt now remove the old V belt and replace it with the new V belt M achine Reassembly 1 To reassemble the unit after replacing the V belt first place the transfer rod back through the machine and r
31. einstall the nylon washer Tighten the shaft collar Reinstall the miter gear on the transfer rod making sure the set screw is centered on the flat of the rod 2 Adjust the tension on the V belt by sliding the motor down and then tightening the pinch bolt in the motor support casting Adjust so the belt deflects about 1 2 between the pulleys when pressed Excessive tension can increase motor load and decrease bearing life while a loose belt can reduce operating efficiency and shorten belt life 3 Reinstall the outer and middle belt guard using the four 10 32 screws 4 Make sure that the pulleys are in alignment Also check that all bolts are tight before using the sander REMOVED Fig 38 Removing main motor V belt drive ROTATING REPLACING DRUM BEARINGS Replacing the permanently lubricated drum bearings on 25 sander is a relatively straight forward procedure Bearings should be replaced when they allow excessive play of the drum make excessive noise or otherwise indicate failure N ote that if clicking noises in the bearings area problem rotating may bea solution instead of replacement as follows See Fig 40 Step 1 Loosen the set screws in the bearing collar Leave the allen wrench in one of the set screws Then rotate the drum within the bearing and tighten the set screws Step 2 If the clicking persists or if the drum shaft is tight in the bearing and cannot rotate then loosen t
32. el below or find the model and serial numbers on the front table mount 20 35 and write then in below IMPORTANT KEEP THIS MANUAL H ANDY Please read this manual first It was designed to help you get the most from your SH 25 drum sander Before unpacking or using the machine familiarize yourself with its components features and basic adjustments by reviewing the following pages You will find it an invaluable aid in setting up operating and servicing your machine If after reviewing this manual you still have a problem you cant solve please call your SuperM ax Tools dealer M ANUAL CONTENTS 3 CONTENTS ABOUT THE SHOPPRO 25 SYSTEM SHOPPRO 25 Nomenclature 4 Unpacking Your Su 25 Sander 5 SETTING UP YOUR SHOPPRO 25 M aking Electrical ConnectionS 6 Connecting Dust Collectors 6 Checking For M achine Level 6 Checking D rum Alignment 7 Checking T he Conveyor Belt 7 Checking Table H eight ControlS 8 M onthly M 8 Wrapping Abrasive Strips 9 OPERATING YOUR SHOPPRO 25 Basic O perating Procedures 11 SHOPPRO 25 Operating Controls 11 Setting T he Depth of Cut 12 Setting 12 Using The Depth Gauge
33. els or finish sanding either thick stock or the thinnest veneers SuperM ax Tools and its dealers are committed to providing you with innovative solutions from selecting the right machine to helping you get top performance when you put it to work in your shop Regardless of how you take advantage of these innovations we are confident our equipment will help bring you a giant step forward in precision shop productivity CAUTION SAFETY FIRST W hen maintaining and operating this machine always put safety first For your own safety read and understand this owners manual before operating this machine Always heed and follow all normal safety precautions including the following Always wear eye protection while operating the sander Always feed stock against the drum rotation Never place hands or fingers under the drum or dust cover Keep hands and clothing away from operating drums Never operate the sander without its dust cover or drum and belt guarding in place Always maintain control of boards to avoid kickback know how to prevent it Always disconnect electrical power before doing any servicing or adjusting of the machine IDENTIFICATION Your 5 25 drum sander is one of a family of machines from SuperM ax Tools designed to help you achieve results comparable to industrial size sanders at a fraction of the cost For future reference attach the M odel Serial Bar Code lab
34. ending on the roughness of the stock or the amount of stock to be renoved T hen progressively work toward finer grits T he chart below shows the general uses for the various grits Performax Products offers abrasives in the nine different grits shown Selecting Abrasive Grits T he amount of stock to be removed is a major consideration when choos ing the grit grade to start with Grits 24 36 60 and 80 are primarily designed for stock renoval Grits 24 and 36 will remove the most material in one pass whether you are doing abrasive planing cleaning up glued panels or flattening stock Grits from 100 through 220 are primarily finishing grits designed to renove the scratch pattern from the previous grit used For best results never skip more than one grit grade when progressing through sanding sequence For fine work such as furniture try not to skip any grit grades during the sanding process In general premium quality abrasives such as Genuine Performax abrasives will produce a better finish with a less noticeable scratch pattern C aution Grits that are too fine can sometimes burnish the wood and leave a glossy surface which will not accept stains evenly T his will vary by type of wood O ak for example is susceptible to burnishing because of its open pores Tips FoR MAXIMUM PERFORMANCE T he versatility designed into the SHoPPRO 25 drum sander allows it to be used for a wide ranging variety of tasks that will boost the
35. ge insert it between the conveyor table and the drum on the left outboard side of the machine see Fig 7 Raise the table up so the drum just contacts the thickness gauge T hen holding up the front tension roller check both sides of the drum with the thickness gauge to verify that the drum is parallel to the table If it isnot disengage the right inboard miter gear see Fig 8 finely raise lower the right inboard side of the table to achieve parallel alignment of the drum The distance between the conveyor table and both sides of the drum should be the same Reinstall the miter gear aligning the set screw to the flat of the shaft CHECKING THE CONVEYOR BELT Conveyor belt tension and tracking adjustments may occasionally be necessary during break in and normal operation to compensate for belt stretching Belt Tension To adjust the tension of the conveyor belt first adjust the take up screw nut see Fig 10 on both sides of the conveyor to obtain approximately equal tension on both sides of the belt when taut Insufficient belt tension will cause slippage of conveyor belt on the drive roller during sanding operation The conveyor belt is too loose if it can be stopped by hand pressure applied directly to the top of the conveyor belt Excessive belt tension can result in bent rollers premature wearing of the bronze bushings or belt Belt Tracking Belt tracking adjustments are made while the conveyor belt is running Afte
36. ge the miter gear on the right inboard side of the cross bar Adjust the conveyor bed height using the height adjustment handle to get the same measurement on both sides Then re engage the miter gear on the cross bar If the conveyor table is still difficult to raise or lower the table support castings may need to be recentered on the column tubes To do this loosen the 3 8 x 1 hex head bolts in each table support casting adjust and tighten the set screws to hold the casting in position T hen tighten the hex head bolts and reloosen the set screws ADJUSTING SANDING DRUM After any adjustments of the castings on the columns recheck to make sure the sanding drum is in alignment To begin realignment of the sanding drum first remove the abrasive strip from the drum Release the V belt tension from the motor by loosening the pinch bolt of the motor support casting see 8 Fig 5 page 6 Loosen two screws in lower belt guard Slide the motor mount up the column tube and retighten the pinch bolt After the feed table has been leveled loosen all four tension roller suspension bolts see 1 Fig 28 page 26 Raise the tension roller suspension assembly 2 a i Fig 24 Comparing drum support casting heights Fig 28 to its highest position so that the tension rollers are positioned higher than the bottom of sanding drum T hen retighten the four tension roller suspension bolts to hold the tension
37. he drum Fig 12 f From this point cut a taper as was done with the starting edge of the strip T hetaper on the remaining roll can be used as the taper for the starting edge of the next strip to be cut 4 With thetrailing edge of the strip properly SETTING UP YOUR SHOPPRO 25 9 cut rewrap the drum and insert the tapered end through the slot in the right inboard end of the drum Insert the tapered end into the inboard take up fastener Pull up on the clip lever to open the clip and pull thetake up lever to the top as shown Fig 12 9 After inserting the strip end release the clip lever by moving your index finger toward the drum slot T his allowsthe clip to retain the abrasive while holding the take up lever in an up position 5 T hetake up fastener is designed to automatically take up any slack caused by stretching of the abrasive strip Important Position the abrasve strip in the dot with sufficient room between the inside of the dot and the tapered end of the strip to allow it to be pulled into the drum as needed Fig 12 h Notethat not leaving enough space between the strip and theinsde of the dot will prevent the take up fastener from operating properly 6 Theabrasive strip may stretch enough in useto allow thetake up lever to reach its lowest position so it no longer is ableto maintain tension on the strip Fig 12 1 If this occurs it will be necessary to reset the take up lever by raising it pushing the
38. he drum shaft making sure they are located in the same position as before D oublecheck this alignment after the drum has been bolted back in place using the measurement from Step 3 above 6 Lower the drums by removing the 2x6 Relnstall the six 3 8 x 2 1 4 bolts in the drum support castings and tighten them Reassembly Procedure 1 Lower the conveyor and spin the drum by hand to make sure the drum shaft isnot binding in the bearing If the bearings bind loosen the set screws and the bearing flange for one bearing at atime Spin the drum within the collar then tighten the Set screws and then the bearing flange 2 Next check the alignment of the drum to the conveyor system For instructions on this procedure see pages 7 and 8 of this manual M ake sure the drum is aligned 3 Reinstall the V belt on the motor pulley and adjust its tension T hen reinstall the pulley guard 4 Test run the sande before sanding stock to recheck that all is operating properly and 15 aligned before sanding good stock Also stop the sander after a couple hours of use and check the bolts and set screws to make sure they are seated properly Fig 45 Conveyor motor control box REPLACING ELECTRICAL COMPONENTS WARNING DO NOT RE WIRE MACHINE TO 220 VOLT To replace either the variable speed controller the on off switch or the conveyor motor usethe following disassembly procedure Disconnect the power supply from the machine
39. he two bolts holding the bearing and the flange for the bearing N ow repeat Step 1 After the drum is rotated within the bearing tighten the flanges first and then the set screws After the machine has run for a half hour stop to check that the set screws and bearing bolts are tight T he general procedure outlined below suggests replacing bearings on the left outboard side T hen if needed procead to the right inboard side SERVICING YOUR SHOPPRO 25 31 Disassembly Procedure 1 To begin the procedure in all cases unplug the SHOPPRO 25 motor from the outlet 2 Remove the outer belt guard cover by removing the four 10 32 screws Slide the middle section back and the outer guard to the side 3 Loosen the pinch bolt of the motor support casting and raise the motor to loosen the V belt 4 Next align the drum pages 7 and 8 Then raise the conveyor bed until the drum rests on the conveyor bed With this done follow the steps below Bearing Replacement Left Side If replacing both bearings work first on the bearing on the left or outboard side of the sander first 1 Begin by removing the outer half of the bearing flange Loosen the set screws in the bearing collars and remove the bearing 2 If the shaft of the drum is rough from the set screws use emery cloth or sandpaper to smooth down any raised edges Slide the new bearing on the shaft but do not tighten the set screws yet 3 Install the
40. igning the shaft coupling and four mounting holes Start the four 5 16 hex head bolts on the power feed motor mounting bracket but do not tighten yet Next tighten the set screws in the coupling on the drive roller shaft making sure they are on the flat of the shaft Rock the drive roller while tightening the set screws to make sure they are centered properly on the flat Install the safety shield on the bottom of the assembly with two screws T hen plug in the cord and turn conveyor on full speed While it is running tighten the four 5 16 bolts to secure the motor assembly in place 4 Adjust the tension of the V belt between the primary motor and driven pulleys if necessary To do this loosen the two screws lower belt guard and loosen the pinch bolt located at the back of the motor support casting Slide the motor sup port casting down the column tube until the V belt istaut Tighten the two screws in lower belt guard Retighten the motor support pinch bolt Plug the 1 1 2 hp motor into the outlet on the power feed STAND LEG 2 LEVELING FooT Fig 2 Leveling feet and mounting hardware motor assembly TABLE SUPPORT CASTING 6 SET SCREWS Fig 3 Table support casting and set screws 6 SHOPPRO 25 OwNER s MANUAL SETTING UP YOUR SHOPPRO 25 Your 5 25 drum sander was adjusted and aligned at thefactory and it has been carefully packed for
41. ine 2 Loosen the hex nut and set screws on the table support castings Fig 3 T he set screws the table support castings have been tightened at the factory to eliminate free play between the table support casting and the column tube during shipment T here are two table support castings on the SHoPPRo 25 one each for the right and left column tubes Important T hese set screws are tightened for shipping and must be loosened and readjusted before operating either the height adjustment mechanism or the conveyor drive To properly adjust for operation loosen each set screw by first loosening its hex nut with an open end wrench and then the set screw with an Allen wrench Then retighten each set screw with your fingers so it only lightly touches the column tube H old each set screw in position with an Allen ABOUT THE SHOPPRO 25 SYSTEM 5 wrench and retighten the hex nut Failure to follow these procedures may result in misalignment of the drum and or the conveyor table Caution O n theSHopPro 25 models do not loosen the set screws on the upper drum support castings 3 Install the power feed gear motor Fig 6 Rotate the drive roller on the conveyor system so the flat part of the shaft is down If necessary plug the gear motor into an appropriate 110v AC outlet to rotate the motor output shaft coupling so the Set screws face downward U nplug the gear motor Slide the power feed motor assembly onto the drive roller shaft al
42. ned for the discriminating woodworker who wants to thickness or finish sand multiple pieces as short as 2 1 4 inches or as wide as 25 inches to within 010 across the width TheSHoPPRO 25 virtually eliminates hand and belt sanding and makes woodworking the pleasure you knew it could be Dimensions D ust Port Drum Bearings Abrasive onveyor Bed C onveyor Motor Belt Stand Construction Drive Motor M inimum Stock Length T hickness Tolerance H eight Adjustment Stock T hickness Capacity Shipping Weight D ust Collection H eight 42 3 4 Width 45 1 2 Depth 30 1 2 PVC hood with one 4 vacuum port hinged at back One5 x 25 extruded aluminum 1 sealed permanently lubricated ball bearing Onestrip included Genuine SuperM ax Tools Abrasives are available as Pre Cut factory tapered strips or Pre M arked rolls Attaches with SuperM ax Tools patented Take U p Fastener No felt velcro tape or adhesives needed Precision flattened steel conveyor bed reinforced with four steel cross sections 43in lb torque direct drive D C motor Infinitely variable from 0 to 10 feet per minute 100 grit abrasive conveyor belt included Cast iron and aluminum zinc plated steel with centerless ground column tubes 1 1 2 horsepower T EFC 3450 RPM 115 volts 60 Hz 2 1 4 010 sideto side 3 32 per turn D epth Gauge included 4 215 105 M inimum 600 cfm required
43. on both column tubes T hese set screws are tightened for shipping and must be loosened and readjusted to allow the table support castings to move freely on the column support tubes Readjust the set screws just so they eliminate free play between the table Support casting and the column tube To properly adjust tighten the set screws see Fig 3 only finger tight so they lightly touch the column tubes T hen hold each set screw in position with an Allen wrench and tighten the hex nut Check the operation of the height adjustment mechanism If it does not operate smoothly or easily further adjustments may be necessary Refer to the servicing section of this manual which begins on page 22 for further adjustment procedures MONTHLY MAINTENANCE For best results perform the following recommended maintenance procedures on a monthly basis BOARD Fig 10 Adjusting conveyor belt tracking Lubricate conveyor bushings and check for wear Lubricate all moving parts such as threaded rods washers and column tubes Clean sawdust from the sandpaper and the conveyor belt Blow dust from the inside of sanding drum and the motors Check all set screws for tightness on parts such as table support castings bearings conveyor coupler castings pulleys and miter gears HEIGHT DJ F HANDLE ScREW Fig 11 Table height adjustment mechanism WRAPPING ABRASIVE STRIPS Note When using SuperM
44. ood Conveyor belt is too loose N Excessive depth of cut Wood slipping on conveyor due to lack of contact Abrasive is too fine Adjust belt tension page 7 Reduce depth of cut U se alternate feeding procedure page 15 Replace with coarser grit Unsanded ridge along length of piece sandpaper appears clean 1 Grit has been removed from backing Avoid this area of drum or change abrasive strips 22 SHOPPRO 25 OWNER S M ANUAL SERVICING YOUR SHOPPRO 25 T he basic adjustment procedures your machine are covered under Setting U p Your 5 25 Sander page 6 Review that section first If follow ing the general instructions does not solve a specific problem or result in smooth operation also check Troubleshooting Your Su 25 page 17 Below are suggested procedures to follow when more thorough readjustment or replacement is necessary ADJUSTING HEIGHT CONTROLS H eight adjustment problems may be the result of not loosening the set screws in the table support castings before attempting operation Thisis covered on page 5 of this manual and also on the separate unpacking sheet which was shipped with your machine If the set screws were not loosened as instructed do so now before proceeding further Also make sure all moving parts of the height adjusting mechanism are wel lubricated including the miter gears column tubes and threaded
45. or bushings dry lubricate Rippled sanded surface 1 Excessive feed uniformly spaced ripples rate 2 Excessive depth of cut 3 Sander vibration Reduce depth of cut or reduce feed rate Reduce depth of cut or reduce feed rate Check for these conditions Loose bolts or bearing and pulley set screws retighten Dirty drum clean inside Excessive V belt tension reduce tension page 5 Worn V belt replace page 29 Warped driven pulley reolace page 30 TROUBLESHOOTING YOUR SHOPPRO 25 21 T ROUBLESHOOTING GUIDE OPERATIONS Continued Problem Possible C ause Solution Sniping of wood 1 Tension rollers set Reset tension rollers page 28 gouging near end too far down of board 2 Stock not supported Support stock with roller properly during infeed or outfeed Conveyor drive or driven rollers higher than conveyor bed stands tables or benches Readjust rollers page 25 Burning of wood Feed rate too slow N Excessive depth of cut for grit used Excess build up on abrasive strips Abrasive is too fine Abrasive strips overlapped Drum out of alignment Increase feed rate Reduce depth of cut or increase grit coarseness Reduce depth of cut clean strips or replace Replace with abrasive of coarser grit Rewrap strip without overlap Realign drum page 24 Gouging of w
46. r the proper belt tension is obtained see above turn the conveyor unit on and set it at the fastest speed setting Watch for a tendency of the conveyor belt to drift to one side of the conveyor To adjust the belt tracking tighten the take up screw nut see Fig 10 on the side the belt is drifting toward and loosen the take up screw nut on the opposite side Adjusting the take up screw nuts on either side of SETTING UP YOUR SHOPPRO 25 7 Fig 6 Conveyor Controller the conveyor allows belt tracking adjustments to be made without affecting belt tension NOTE Adjust the take up screw nuts only 1 4 turn ata time T hen allow time for the belt to react to the adjustments before proceeding further Try to avoid over adjustments M ake sure wrench is below surface when sanding SHOPPRO 25 Fig 7 Checking drum alignment outboard side 8 SHOPPRO 25 OWNER S M ANUAL m N Miter GEAR Fig 8 Adjusting drum alignment CHECKING TABLE HEIGHT CONTROLS T he table height and depth of cut are controlled by the height adjustment handle seeFig 11 Turning the handle raises or lowers both sides of the table simultaneously by transferring the handle rotation through the miter gear and cross bar assembly Important Before using the height adjustment be sure to loosen both the set screws located on the front of both table support castings see Fig 3 and Fig 11 to allow the table support to slide
47. roller suspension bolts If there still is snipe mark left on pieces being sanded repeat Step 1 and Step 2 but in Step 2 lower the conveyor bed a half turn instead of afull turn Warning Improperly adjusted tension rollers i e those set too high rendering them non functional could allow kick back slippage of pieces being sanded 26 SHOPPRO 25 OWNER S M ANUAL REPLACING SANDING DRUM Changing the drum on the SHoPPRO 25 isa relatively rare procedure most often the result of external damage or damage resulting from improper settings for the stock being sanded To begin first unplug the machine from the outlet T hen remove the sandpaper on the drum and level the sanding drum N ext loosen the pinch bolt of the motor support casting loosen two screws in lower belt guard raise the motor and retighten the pinch bolt Disassembly Procedure 1 Disengage the outer belt guard cover by renoving the four 10 32 screws and the two 5 16 x 1 2 bolts holding it in place Fig 29 Take the V belt off driven pulley 2 Levd the drum see pages 7 and 8 in this manual T hen raise the conveyor bed until the drum rests on the conveyor bed 3 Remove the four 3 8 x 2 1 4 bolts from the drum support casting on the right side see Fig 30 Fig 28 Tension roller adjustment Tension Roller Suspension Bolts 2 Tension Roller Suspension Assembly 3 Spring Retaining Screws 4 Remove the top
48. rollers in that position during drum alignment Drum Alignment Using a flat piece of wood or a steel rule as a thickness gauge insert it between table and drum and adjust the table height to gauge the thickness Raisethe table just so the drum can be barely turned by hand M easure at both sides of the drum to check that the drum is parallel to the table To adjust the drum alignment loosen both set screws at the front of the right inboard drum support casting Fig 25 and raise or lower the casting on the column tube to correct drum alignment Retighten the set screws and recheck the alignment Note Do not the set screws of the left outboard drum casting as this will cause miter gear misalignment Achieving a very precise drum alignment can be accomplished by disengaging the right inboard miter gear Fig 25 from the height adjustment cross bar and using the height adjustment handle to finely raise or lower the inboard side of the table to achieve parallel alignment of the drum see Adjusting Table Level Note that if only fine adjustment of the primary drum alignment is required these adjustment procedures can be used SERVICING YOUR SHOPPRO 25 25 FMA SUPPORT I CASTING Fig 25 Adjusting drum to correct alignment without relieving V belt tension or adjusting tension rollers as described above ADJUSTING TENSION ROLLERS With the sanding drum properly aligned raise the table to the bottom of the s
49. rotated by hand H owever a combination of several variables will determinethe proper depth of cut to use including the following 1 Abrasivetype and grit size 2 Width of the piece being processed 3 H ardness of the piece 4 Feed rate of the conveyor belt Your SHOPPRO 25 isa single drum model the depth of cut is controlled by the table height adjustment handle which raises or lowersthe conveyor table under the drum To adjust the drum set the drum height equal to the thickness of the piece to be processed T his is most easily done as follows Lower the conveyor table to a depth greater than the thickness of the board D o not start the drum at this time Start the conveyor and feed the board beneath the drum Asthe board is moving raise the conveyor table until the board just engages the sanding drum Watch the drive V belt from the primary motor to know when the drum is engaged Continueto run the board through the machine From this position raise the conveyor table to the proper depth of cut by turning the height adjustment handle a clockwise direction T he depth of cut can be measured on the depth gauge or by fractions of a revolution of the height adjustment handle N ote O ne revolution of the handle will raise the table 3 32 of an inch 1 3 of a turn will equal 1 32 of an inch ec SELECTING FEED RATES Selecting the proper feed rate is essential to proper finish sanding T he variable feed rate control
50. shipment H owever because of possible stress during transit the unit should bethoroughly checked before being put to use T his section covers the pre operational checks you should make after unpacking and final assembly Unnecessary problems can be avoided if these essential checks are performed before operating the sander Likewise performing the recommended monthly maintenance procedures listed at the end of this section will help assure trouble free service M AKING ELECTRICAL CONNECTIONS Power for the drum of your Su 25 sander is supplied by a single phase 1 1 2 hp 110 volt motor A plug is provided on the cord from the motor which plugs into the outlet on the conveyor motor assembly and also on the cord which runs from the assembly to your receptacle T he single phase motor will require a dedicated circuit of 10 gauge wire protected by a 20 amp minimum fuse or breaker Any extension cords used should be of at least 12 gauge wire for lengths of up to 10 and of at least 10 gauge wire for lengths between 10 and 25 CONNECTING DUST COLLECTORS D ust collection is necessary for 5 25 The SHOPPRO 25 15 equipped with one 4 diameter dust exhaust port at the top of the drum cover To attach the SHopPRo 25 to your collection system install 4 hose from your collector See Tips For M aximum Performance page 14 of this manual T he minimum recommended dust collector capacities at the dust port is 600
51. sive features By understanding its major components and how they work together you will be able to get the most from your investment T he SH 25 system is basically made up of the following five major com ponents 1 precision machined revolving drum wrapped with abrasive strips held by a 2 patented take up mechanism to process stock fed by the 3 no give conveyor table which is adjusted by 4 an infinitely variable power feed motor and a 5 convenient height adjustment mechanism The illustration below Fig 1 shows the major components Fig 1 25 nomenclature HEIGHT Eu H ANDLE UNPACKING YOUR SHOPPRO 25 Your SHoPPRO 25 sander has been shipped completely assembled from the factory in a cardboard shroud on a pallet and shrink wrapped in plastic If any damage has occurred as a result of shipment notify the transportation company as soon as possible and ask them to make an immediate inspection Ask for a damage or loss report Also notify your dealer of any loss or damage during shipment See enclosed Warranty Statement Important To avoid problems and potential damage to the machine please read through the unpacking instructions below before proceeding to set up the machine in your shop 1 Unbolt the machine legs from the shipping pallet Install the rubber based leveling feet on legs Fig 2 The glides and mounting hardware in the STOP envelope packed with your mach
52. support to the proper distance above the miter gear and retighten Loosen the set screws in the table support castings Fig 19 and test for smooth operation 6 Next check the position of the height adjusting screw rods First raise the conveyor table Then check the E clip and washer at the top of the height adjusting screw on the left outboard side Fig 22 and under the height adjustment handle on the right inboard side of the machine On both sides the washer and E clip or washer only should be snug on the casting just below the washer If there is space between the washer and the casting tighten one set screw in each of the table support castings If one height adjusting screw is loose remove the miter gear from the cross bar on that side Turn down the threaded height adjusting screw rod until it is snug with the washer M Sure both sides are snug on top Reinstall the miter gear and tighten Loosen the set screws the table Support castings and test for smooth operation ADJUSTING TABLE SUPPORT CASTINGS If the conveyor table does not raise and lower easily measure the distance between the top of the base column support and the bottom of the table support casting Fig 23 on both the right 24 SHOPPRO 25 OWNER S M ANUAL Fig 23 Adjusting table support castings inboard side and the left outboard side of the machine Compare these measurements they should be within 1 16 If not disenga
53. two 3 8 x 2 1 4 bolts from the drum support casting on the left outboard side of the sander Loosen the bottom two 3 8 x 2 1 4 bolts from the left drum support casting but do not renove them 5 Lift the right inboard side of drum and placea 2x6 on edge under the drum Fig 32 Loosen and remove the V belt pulley from drum shaft Important M ake sure to note the location of the pulley Also measure the distance from pulley edge to the drum support casting to use as a reference when reinstalling pulleys so they will be properly aligned 6 Loosen the set screws in the V belt pulley and remove the pulley Fig 33 N ext loosen the two set screws in each of the two bearing collars Fig 34 N ow remove the sanding drum support brackets that hold the bearings Remove the sanding drum at this time and install the new drum If the bearings need replacing replace them at this time see page 31 ka Fig 29 Removing outer pulley guard a lt Fig 30 Removing bolts from inboard drum support casting SERVICING YOUR SHOPPRO 25 27 Reassembly Procedure 1 To assemble the unit after replacing drum install the sanding drum support brackets Slide the drum through the bearings but do not tighten the set screws in the bearings yet Install the V belt pulley but dont tighten the set screws yet 2 Remove the 2x6 from the conveyor bed at this time Align the cross brace and the dust cover at
54. u have selected and installed abrasive strips and connected the machine to a dust collection System you are ready to begin to use the SHoPPRO 25 T he basic operating procedure for the SHOPPRO 25 model 15 as follows Fig 13 1 Set depth of cut 2 Start drum 3 Start conveyor and select feed rate 4 Start dust collector system 5 Feed stock through unit To feed stock through the SHoPPRO 25 rest and hold the board to be sanded on the conveyor table allowing the conveyor belt to carry the board into the drum Once the stock is halfway through reposition yourself to the outfeed side of the machine to receive and control the board as it exits the unit SANDING Drum Fig 13 25 operating controls HEIGHT ADJUSTMENT HANDLE 12 SHOPPRO 25 OWNER S MANUAL SETTING THE DEPTH OF CUT Adjusting the SuoPPno 25 for the proper contact between the abrasive and the stock determines the mechanical depth of cut D etermining the depth of cut is the most important set up procedure when operating the Su oPPRo 25 sander It may take some experimentation to determine the proper depth of cut given the variables of abrasive grit type of wood and feed rate For best results use scrap wood to practice sanding and to develop skill and familiarity with the machine before doing finish work A good rule of thumb when sanding isto raisethe conveyor table so the drum contacts the workpiece but still can be

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