OPERATING INSTRUCTIONS
Contents
1. DRESSING TOOL BODY KNURLED KNOB NEEDLE INSERT 10 1016 116 SCREW 987 1132 10 0116 ie COMPLETE ORESSING TOOL ASSEMELT Figure 2 P N 10 0124 PACKAGE OF 3 CUT OFF WHEELS amp 8 CARDEDARD WASHER WHEEL CARDGOARD RASHER PN 10 1001 ARBOR Figure 3 RASIS Scientific Ltd 4 http www rasistech com http www rasistech com Je AW VOLTAGE CONVERSION PROCEDURES To convert from 115 VAC to 230 VAC 1 Remove the power cord from the power entry module see Figure 4 located in the rear of the unit 2 Using a small flat blade screwdriver carefully pry out the power entry module cover at point A Figure 4 The hinged cover will swing down as shown in Figure 5 Fuse Tray Hinged cover Figure 4 Figure 5 Using a small flat blade screwdriver carefully pry out at the top of the fuse tray and carefully remove the tray as illustrated in Figure 5 4 Holding the fuse tray in the exact orientation shown in Figure 6 observe the small shown and grasping at the two sides of the clip gently remove from the tray assembly as shown in Figure 6 5 Place one fuse into the compartment where the clip was removed in step 4 The fuse ratings must be as shown on the back of the unit cabinet The European 20 mm long fuses must be placed fully to the rearmost end of the tray closest to the metal tabs extending from th2. a shorting clip by hand onto the tray as follows The tray must be oriented as drawn the marking PRSR will be at the top of the fuse tray front The clip must be oriented as shown with the finger at the center pointing toward the front of the tray Do not bend this finger or the required connections will not be made Grasping the clip only at the sides slide it down into place on the tray The base of the clip will insert into the cavity in the tray when it is placed in the correct position Place one fuse into the compartment in the side of the fuse tray opposite the side with the clip The fuse rating must be as shown on the back of the unit cabinet A 20 mm long European fuse must be placed fully to the rearmost end of the tray closest to the metal tabs extending from the tray or contact will not be made and the unit will not operate Both the clip and the fuse must be present in their proper places or the unit will not operate With the clip and proper fuse in the tray orient the tray with the fuse at the side and the 115V marking at the top as shown in Figure 5 and insert it with the metal tabs first into the top of the power entry module until it is firmly seated in place lt may be necessary to squeeze the fuse at the rear to permit it to enter the power module housing If the clip and fuse on the incorrect sides of the tray it will not be possible to place the tray into the power entry module Close the power entry module cov
3. e tray or contact will not be made and the unit will not operate Both fuses must be present to complete the circuit 6 With the two proper fuses in the tray orient the tray with the two fuses at the sides and the 230V marking at the top as shown in Figure 5 and insert it with the metal tabs first into the top of the power entry module until it is firmly seated in place It may be necessary to squeeze the two fuses at the rear to permit them to enter the power module housing Close the power entry module cover by pressing at the top center until it Snaps into place Insert a suitable 230V power cord RASIS Scientific Ltd 5 http www rasistech com http www rasistech com Je HH To convert from 230 VAC to 115 VAC 1 Remove the power cord from the power entry module see Figure 4 located in the rear of the unit 2 Using a small flat blade screwdriver carefully pry out the power entry module cover at point A Figure 4 The hinged cover will swing down as shown in Figure 5 3 Using a small flat blade screwdriver carefully pry out at the top of the fuse tray and carefully remove the tray as illustrated in Figure 5 4 Observe the shorting clip in figure 6 and remove the fuse present in the fuse tray where the shorting clip will go by gently lifting it up at the rearmost end of the tray where the metal tab extends and removing the fuse from its retaining clip 5 Observe the shorting clip placement as shown in Figure 6 Place
4. er by pressing at the top center until it snaps into place Insert a suitable 115V power cord Rearmost end of tray Figure 6 RASIS Scientific Ltd 6 http www rasistech com http www rasistech com Je HH General Safety Rules WARNING Read and understand all instructions Failure to follow all instructions listed below may result in electric shock fire and or serious personal injury SAVE THESE INSTRUCTIONS Work Area e Keep your work area clean and well lit Cluttered benched and dark areas invite accidents Do not operate power tools in explosive atmospheres such as in the presence of flammable liquids gases or dust Power tools create sparks which may ignite the dust or fumes e Keep bystanders children and visitors away while operating a power tool Distractions can cause you to lose control of the tool Electrical Safety not abuse the cord Never use the cord to carry the tool Keep cord away from heat oil sharp edges or moving parts Replace damaged cords immediately Damaged cords may create a fire Personal Safety e Stay alert watch what you are dong and use common sense when operating a power tool Do not use tool while tired or under the influence of drugs alcohol or medication A moment of inattention while operating may result in serious personal injury e Dress properly Do not were loose clothing or jewelry Contain long hair Keep your hair clothing and gloves away from moving pa
5. f the cutting arm and turning the knurled nut clockwise Always turn the dressing tool in the same direction like a pencil sharpener Light pressure and several revolutions are sufficient in most cases to remove burrs from the OD and ID of the tubing Results will improve with practice Scale lid is for reference only RASIS Scientific Ltd 1 http www rasistech com http www rasistech com Je HH ROUTINE MAINTENANCE Eventually both cutting wheel and dressing tools will have to be replaced A cutting wheel must be replaced when it wears down below the cutting slot Occasionally wheel may also break or clog with fine steel particles change the cutting wheel follow the instructions below CARDBOARD WASHER _ CUTTING WHEEL A ARBOR CARDBOARD WASHER B KNURLED NUT Figure 1 1 Unplug the power cord and then remove the two thumbscrews on the front cover A Do not attempt to bypass the open cover safety switch Doing so could allow the cutting wheel to start unexpectedly Do not adjust arbor behind cutting wheel Two setscrews hold it in correct alignment to the cover slot 2 Hold the arbor A on the motor side of the cutting wheel see Figure 1 and turn the knurled nut counterclockwise to remove 3 Remove the cutting wheel carefully from hub using your fingertips to hold the edge of the wheel 4 Insert the new cutting wheel carefully into place and keeping the cardboard washer
6. http www rasistech com A iti OPERATING INSTRUCTIONS Tube Cut Off Machine Model TC 20 90 2333 REV F RASIS Scientific Ltd http www rasistech com http www rasistech com Je HH A SAFETY NOTICE To ensure safe and satisfactory operation of this equipment it is essential that the ground wire of the power cord is connected to a ground that complies with all national state and local electrical codes Before using this equipment read the instructions carefully paying particular attention to potential hazards arising from its use Even with the power switch turned off there is still voltage on the input side of the switch and therefore the equipment must be unplugged before lifting the front cover This equipment contains a safety interlock switch for the lid Closure screws must be fully tightened for equipment to operate SAFETY GLASSES SHOULD ALWAYS BE WORN WHILE MACHINE IS IN USE WARNING DO NOT CUT TUBING NEAR ORGANIC VAPORS DESCRIPTION The Tube Cut Off Machine has been designed for light or intermittent duty using a high speed dry abrasive cut off wheel housed in a protective cabinet The motor speed wheel and cutting arm are carefully matched and aligned to provide safe square cutting of 1 16 1 8 and 1 4 inch 1 6 3 2 and 6 4 mm OD stainless steel tubing with ID down to 0 008 inches 0 2 mm The unique dressing tool deburrs by shaving the OD and ID with hard tool steel cutting edges Proper
7. ly maintained the TC 20 should provide years of trouble free operation INSTALLATION AND USE 1 Plug the Tube Cut Off Machine into a properly grounded outlet Be sure that the line voltage matches the voltage rating on the left side of the unit 2 For 115V operation use 93 5062 Fuse 5 amp SLO BLO 1 each Install fuse opposite clip on fuse holder insert fuse holder so 115V appears through window in fuse door For 230Voperation use 93 5062 Fuse 5 amp SLO BLO 2 each Remove clip on fuse holder to install both fuses insert fuse holder so 230V appears through window in fuse door 3 Place the tubing to be cut into the vise clamp on the end of the cutting arm and tighten Be certain the tubing is as straight as possible for best results 4 Turn on the high speed abrasive wheel and lower the arm to direct the tubing into the slot Safety glasses should be worn while machine is in use Raise and lower the arm several times to make certain the tube end in the vise arm is square cut Turn off the cutting wheel 5 Discard the short piece that has been cut off turn the tube around in the vise and square cut the other end Measure carefully before cutting The tube in the vise is now ready for deburring The piece not held by the vise arm usually will not be square or suitable for deburring unless it is also firmly captured during the cutting operation 6 Deburr by inserting the tube into the appropriate size dressing tool on the opposite end o
8. rmed by unqualified personnel may result in risk of injury e When servicing a tool use only identical replacement parts Follow the instructions of this manual Use of unauthorized parts or failure to follow instructions may create a risk of shock or injury RASIS Scientific Ltd 7 http www rasistech com
9. rts Loose clothing jewelry or long hair can be caught in moving parts e Avoid accidental starting Be sure switch is in the off position before inserting the AC power cord Donotoverreach Keep proper footing and balance at all times Proper footing and balance enables better control of the tool in unexpected situations e Use safety equipment Always wear eye protection Dust mask non skid safety shoes hard hat or hearing protection must be used for appropriate conditions Tool Use and Care e Operate this tool on a stable surface Holding the unit by hand or against the body is unstable and may lead to loss of control Do not force tool Use the correct tool for your application The correct tool will do the job better and safer at the rate for which it was designed Do not use tool if switch does not turn it on or off A tool that cannot be controlled with the switch is dangerous and must be repaired e Store idle tool out of reach of children and other untrained persons Tools are dangerous in the hands of untrained users e Maintain tools with care Keep cutting tool clean e Check for misalignment or binding of moving parts breakage of parts and any other condition that may affect the tools operation If damaged have the tool serviced before using Use only accessories that are recommended by the manufacturer Service e Tools service must be performed only by qualified repair personnel Service or maintenance perfo
10. s on each side 5 Replace the knurled nut while holding the arbor on the motor side The knurled nut should be tightened to its original finger light position 6 Before closing the cover brush or vacuum dust from inside the case RASIS Scientific Ltd 2 http www rasistech com http www rasistech com Je AW A dressing tool should be replaced when it gets dull and pushes rather than shaves burrs The needle insert See Figure 2 that deburrs the ID will break or wear out more frequently than the body that deburrs the OD To replace the dressing tool follow the Instructions below 1 Remove the dressing tool from the vise arm by opening the C ring The needle insert is held inside the tool body by a set screw 2 Note the position of the needle Insert cutting tip before loosening the set screw Remove and replace the needle to the same position Normally the back of the insert will be flush with the back of the tool body 3 Tighten the set screw and replace the dressing tool and C ring RASIS Scientific Ltd 3 http www rasistech com http www rasistech com Je HH Spare Parts 10 0124 Replacement cutting wheel pack of 3 10 0116 1 16 Dressing tool 10 1016 Replacement needle insert for 1 16 dressing tool 10 0118 1 8 Dressing tool 10 1018 Replacement needle Insert for 1 8 dressing tool 10 1042 1 4 Dressing tool 93 5062 Fuse 5 Amp Slo Blo 115V 93 5062 2 each Fuses 5 Amp Slo Blo 230V
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