Black & Decker 724156-01 Owner's Manual
Contents
1. FOR YOUR OWN SAFETY READ THIS MANUAL BEFORE OPERATING TOOL WARNING RULES FOR SAFER OPERATION OF STATIONARY POWER TOOLS 1 KEEP GUARDS IN PLACE and in working order 2 REMOVE ADJUSTING KEYS AND WRENCHES Form habit of checking to see that keys and adjusting wrenches are remov ed from tool before turning it on 3 KEEP WORK AREA CLEAN Cluttered areas and benches invite accidents 4 DON T USE IN DANGEROUS ENVIRONMENT Don t use power tools in damp or wet locations or expose them to rain Keep work area well lighted 5 KEEP CHILDREN AWAY All visitors should be kept safe distance from work area 6 MAKE WORKSHOP KID PROOF with padlocks master switches or by removing Starter keys 7 DON T FORCE TOOL It will do the job better and safer at the rate for which it was designed 8 USE RIGHT TOOL Don t force tool or attachment to do a job for which it was not designed 9 WEAR PROPER APPAREL No loose clothing neckties rings bracelets or other jewelry to get caught in moving parts Non slip footwear is recommended Wear protective hair covering to contain long hair 10 ALWAYS USE SAFETY GLASSES Also use face or dust mask if cutting operation is dusty Everyday eyeglasses only have im pact resistant lenses they are NOT safety glasses 11 DON T OVERREACH Keep proper footing and balance at all times 12 MAINTAIN TOOLS WITH CARE Keep tools sharp and clean for best and safest performance Follow instructions for2. Wear safety goggles for protection against particles of compound thrown off by the wheel Do not jam work into wheel Hold work firmly LUBRICATION No periodic lubrication of the Bench Grinder is required
3. ee 2 a e S555 O bee Oo 1 Se os Ss Ss Seo SSE 0 si Ys moving parts breakage of parts mounting and any other con and ordinances i 2 SE D S JE Speer sT ja wisps 3 eg 35 Dos 2 es z D2 ditions that may affect its operation A guard or other part that is GROUNDED OUTLET BOX GROUNDED OUTLET BOX q2 2a e A N AN amp o a bloJod vojvod vojon LY g z Oost D O Pg damaged should be properly repaired or replaced ADAPTER LA m Tye ie T ee Te F ye wre ee gt g2 Se 2 e a S amp S Je i Ph irei Ssg avk y FO 18 NEVER LEAVE TOOL RUNNING UNATTENDED TURN T CA a ez 9 o N S ET ao 2 5 N POWER OFF AAA C GROUNDING gt 3 amp 29 Wy 2 upi gt OLONGS Bm GROUNDING l MEANS GROUNDING Me ie 2 2 2s 2 g w ot Pectin oO gt O 5 oo lt S s 2 S rajoja raja eaea ia 4 se foc a o5z os w N PRONG IS B GROUNDED P PRONG IS cA a6 g 3 jess aee ss d S209 52o v la LONGEST OF OUTLET BOX LONGEST OF S MBS N os 2 S SFr SCH EQn THE 3 PRONGS 3 THE 3 PRONGS O seat os ojo o o or T a ze ples Zo p janie DE 282 88 8 amp 8 amp 8 9 e es lt sg 8S ADDITIONAL GRINDER SAFETY RULES A B c D Sn WIFE es ie Ll 2350 E doola 8 2 Permanently connected tools This tool should be connected z pu e i A iri Bo W To Ms Sel Sik Slob mt S D se ev sa los or PO BWV 1 Always use guards and eye shields Always wear safety glasses to a grounded metal
4. lubri cating and changing accessories 13 DISCONNECT TOOLS before servicing when changing accessories such as blades bits cutters etc 14 REDUCE THE RISK OF UNINTENTIONAL STARTING Make sure switch is in off position before plugging in 15 USE RECOMMENDED ACCESSORIES Consult the owner s manual for recommended accessories The use of improper ac cessories may cause risk of injury to persons 16 NEVER STAND ON TOOL Serious injury could occur if the ELECTRICAL CONNECTIONS AND GROUNDING This tool should be grounded while in use to protect the operator from electric shock We recommend that you NEVER dissemble the tool or try to do any rewiring in the electrical system Any such repairs should be performed ony by B amp D Service Centers or other qualified service organizations Should you be determined to make a repair yourself remember that the green colored wire is the M Eee ai wire Never connect this green wire to a live erminal 1 Cord Connected Tools In the event of a malfunction or breakdown grounding provides a path of least resistance for elec tric current to reduce the risk of electric shock This tool is equip ped 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
5. proper outlet installed by a qualified electrician Improper connection of the equipment grounding con ductor can result in a risk of electric shock The conductor with in sulation having an outer surface that is green with or without yellow stripes is the equipment grounding conductor If repair or replace ment of the electric cord or plug is necessary do not connect the equipment grounding conductor to a live terminal Check with a qualified electrician or serviceman if the grounding instructions are not completely understood or if in doubt as the 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 1A Grounded cord connected tools intended for use on a supply circuit having a nominal rating less than 150 volts This tool is in tended for use on a circuit that has an outlet that looks like the one illustrated in Sketch A The tool has a grounding plug that looks like the plug illustrated in Sketch A A temporary adapter which looks like the adapter illustrated in Sketches B and C may be used to connect this plug to a 2 pole receptacle as shown in Sketch B if a properly grounded outlet is not available The temporary adapter should be used only until a properly grounded outlet can be install ed by a qualified electrician The green colored rigid ear lug etc extending from the ada
6. 0808 SEO BECO 1 direction of rotation clockwise viewed from left side fLoasOm OT Zaw ZSIL zS ZASS Z cram 2O Ge GCCT 4 EXTENSION CORD 1 Phase Units Only When using the tool at a considerable distance from power source a 3 connector grounding type extension cord of ade quate size must be used for safety and to prevent loss to power and over heating Use the table below to determine ane minimum wire size required Use only three wire extension cords which have three prong grounding type plugs and three pole receptacles which ac cept the tool s plug Replace or repair damaged or worn cord immediately Ampere rating Oto 2 10 to 3 5 to 5 10to 7 10to 12 1to on nameplate 2 0 3 4 5 0 7 0 12 0 16 0 Ext Cable length l Wire Size A W G 25ft 18 18 18 18 16 14 50 ft 16 16 16 16 14 12 75 ft 16 16 lt 16 14 12 10 100 ft 16 16 14 12 10 150 ft 14 14 12 12 200 ft 14 14 12 10 ASSEMBLING 6 BENCH GRINDER NO 4305 RUBBER hia SMALL STEEL FLAT WASHER v2 LONG 10 SCREWS E a fe NOB ere 54 LONG y4 SCREW LOCKWASHER 4 m LOCKWASHER Spark Shields should be attached to the tops of the wheel guards with included 2 long self tapping screws Keep shields adjusted so that there is 1 16 clearance between the shields and the grinding wheel or wire wheel brush The Wheel Guard Covers are installed with two screws and lockwashers Nuts to accommodate the
7. ch could break off the item being ground from jamming between the wheel and the tool rest Such jamming could fracture the wheel break the tool rest or both Wheel Figure 2 Tool Rest Shapes BENCH MOUNTING Bench Grinders should be solidly attached to the bench for safer and more efficient operation 6 NO 4305 BENCH GRINDER Figure 3A To prevent movement of the grinder when pressure is applied against a wheel attach grinder to bench with two 1 4 bolts Drill holes through bench at locations shown in Figure 3A Insert bolt heads into slots A in bottom of grinder and slide bolts outward Feed bolts through holes in bench and fasten each bolt with two nuts to keep bolts from loosening during operation Tighten bolts only enough to compress rubber feet about 1 16 to keep feet effective in absorbing vibration 6 and 7 NOS 4310 4315 BENCH GRINDERS Figure 3B Two 1 4 20 or 1 4 28 square head bolts two 1 4 nuts two 1 4 flat washers and two 1 4 lockwashers are required not supplied Bolt length should be approximately the thick ness of the bench top plus 1 inch Figure 3B shows the location of the required mounting holes in the bench DISTANCE A To suit user s application DISTANCE B Approximately 4 for 1 4 set back from front edge of bench Place bolt heads in slots through base of Bench Grinder and lower bolts through holes in bench At
8. cifically for this purpose 8 4326 3 3 4 2 4 2 3 Amps 50 60 3000 3600 220 440 A C t 23 fe 6 amp AX ac S e os 2 oc LS u ag 9an cc o z gt os 4 6 Do not over tighten wheel nut ae at 220 Volts Reconnectable for either voltage a O 5 Ao Ld a oL Org I o o BO TA C m QO Go TO Q A 7 Use only flanges furnished with this grinder h ina than i ired f vog a OS amp Cee OL owe OCD v W ECO e ea h destal to prevent Bench Grinder motors require more current when starting than is required for ZLQ O L23 TLo2oE RR BE Qoo E OBS COG aS SB sarntES a xo7 0 oz lt so 8 Bolt Bench Grinder to a bench or pedesta p normal running Because of this it is possible to blow an otherwise adequate Ser u MEO FA GB e 8S amp Do ZnO a NOUT a vo O 2 cE w S 4 movement fuse when first starting the grinder To avoid this it is advisable to use a cart toa T Q N 4 ce eS e a D O OOS Or gt g gt 5 B pE S uxo o Ozo lE a H 9 Use accessories only in the proper and intended manner ridge type Fusetron fuse rather than step up to a higher capacity fuse This Q 2 O gt T a EO Ta E D N Sor wr osx ie Zo Soa g WW etre o0 92 noos E will prevent blowing fuses but still provide the necessary overload 0 G gt pom oO protection ox gt ce TE Som 2o Oe 9 Lo r COSA q o O00 D 3N SalI OMo0IAST4O wo o 3 Phase units must be connected to the power supply to provide the correct Los w ola oga Dsg Orca 22
9. heels 1 FOLLOW STEPS 1 2 amp 3 under Grinding Wheels above Install wheel with a clamp washer on each side of wheel and tighten nut sufficiently to keep wheel from slipping Attach guard end covers 2 Put on safety goggles before starting any buffing opera tions GRINDING INSTRUCTIONS Put on safety goggles and hold the work firmly Rest the work on the tool rest and feed it slowly into the wheel at the de sired grinding angle Treat the wheel with respect do not jam the work into the wheel or use unnecessary pressure Grind only on the face of the wheel unless you have a special wheel specifically made to permit grinding on the side of the wheel When grinding tempered tools such as chisels and knives keep a container of cutting fluid or water nearby During the grinding operation frequently dip the top part of the work into the liquid to avoid overheating and losing the temper In fact all metals can be ground more efficiently if they are quenched in this manner to avoid overheating which can soften or burn the metal WIRE BRUSHING INSTRUCTIONS Wire Brushes are used to remove rust scale and old paint Do not jam work into bliss Hold work firmly while een Always wear safety goggles for protection against particles thrown from brush and work piece BUFFING INSTRUCTIONS Use Cotton Buffing Wheels normally with stick buffing com pound applied to the face of the wheel usually about 5 8 wide
10. otter fastened to each side of the wheel Blotters must always be used between the wheel and the inner and outer clamp washers CHANGING WHEELS continued Grinding Wheels 1 Remove wheel guard covers 2 Remove clamp nut by turning it in the same direction as the wheel turns Figure 5 3 Remove wheel and both clamp washers Inspect washers If they are burred or not perfectly flat repair or epee them 4 When installing the new grinding wheel always use blotters between the wheel and each washer Contact surfaces of wheels blotters and washers must be clean and flat 5 Always use the exact type of washers that are supplied with your tool Never substitute flat or odd sized washers 6 Only tighten arbor nut sufficiently to drive the wheel wih out slippage 7 Be sure to replace guard end covers and adjust spark shields tool rests and eye shields before operating tool Figs 1 amp 2 8 After installing replacement wheel put on safety goggles and stand to the side of the grinder turn switch ON and allow wheel to revolve freely for one minute before be ginning to grind Wire Wheel Brushes 1 FOLLOW STEPS 1 2 amp 3 under Grinding Wheels above Use the two arbor adaptors included with the brush and the two clamp washers on the Bench Grinder 2 Protect your hands with gloves or a rag when handling Wire Wheels 3 FOLLOW STEPS 5 6 amp 7 under Grinding Wheels Cotton Buffing W
11. permanent wiring system or to a system 28 Ls eo 88 22 88 58 j 2 ao Iug 038 3 05870 ES or other eye protection when operating this tool and keep the having an equipment grounding conductor gt z Ses 97 88 22 88 22 wW eclEdlsigsiesigelesite S 3 2399 wmEZESL Eas eye shields mounted in their proper position on the wheel guard ag 62 g o ES SSILSISS S899 BNINA E EM E 600E 2ER 2 Replace a cracked wheel immediately Handle grinding wheels MOTOR 3 hu MOLMOINA NINN ONJA ea aS o N PD O O G d DO NOT use a grindin S clog c cjg V n ES 7 DIJ of 8 ze 29 CareiGily tO avoid DUMPING OT OTOPpING sania Your Bench Grinder is equipped with a B amp D built induction BE 2 lt 3 o o r Wl w Eer nen E aes E 2 Oy Doro FT 20 wheel that has been dropped Before using inspect each grin Grin quipp Juctic OG w CoO je Oe veges 1 W Zz P lt _s 2 2 soOf wf OF LS S2 1 0 6 ding wheel for cracks or flaws and if these are evident discard Motor Specifications are as follows 2 a ope 8 2z k2Z 52 62 Ee lt 22 io 35 SOF Leese qal zeosz Sw the wheel Avo 2 aroz QrQ z a sla E c T p ee i x 6 za SO so ITO I0 wW lt 5 w Oo H a5 u Ze bm 2 g EM Z eo cS ao 3 gt 3 Before mounting a new wheel be sure that it is marked with an Gak Rated R P M oc m Soo s 43 a5 S 5 aa 2 SOS ZOSO SOE km 3 SS a c5 A DS 05 WY R P M that is the same as or higher than the no load speed of Size No Phase H P a
12. pter must be connected to a permanent ground such as a properly grounded outlet box Adapter shown in Sketches B and C is Not for Use in Canada 1B Grounded cord connected tools intended for use on a supply circuit having a nominal rating between 150 250 volts inclusive This tool is intended for use on a circuit that has an outlet that looks like the one illustrated in Sketch D The tool has a grounding plug a eD Se E oe eee 3 oS tool is tipped or if the cutting tool is unintentionally contacted that looks like the plug illustrated in Sketch D Make sure the tool is aH oa i f f x S F Pele als fs ls desde ox gt 17 CHECK DAMAGED PARTS Before further use of the tool a connected to an outlet having the same configuration as the plug O D o o 2 ojl Alo j gE Lei amp PO i No adapter is available or should be used with this tool If the tool o bael Hs lt gt Ss 1S lasls as MO lt arefully checked A ee ate r ae 2 55 55 55 35 ro EP g fy ia ii o g 2E SHS ra 7p a e cd ath Be pat a D i ee soba eda intend must be reconnected for use on a different type of electric circuit ka DE aan an zz 25 lt 5 28 2 D E gaa p i prop i Teer ane the reconnection should be made by qualified service personnel eE O o 18 32 13 32 Talal kis fe fe edial vo SS aOe wm 0 RE ed function check for alignment of moving parts binding o and after reconnection the tool should comply with all local codes GS
13. screws are embedded in the grinder housing Place the Plastic Eyeshield in the circular notches on either side of the grinder housing Attach rubber washer small steel flat washer and knob The shield can be raised from its normal position to accommodate unusually shaped pieces to be worked on Use Notched Tool Rest with the grinding wheel on left side of grinder Use Unnotched Tool Rest with wire brush on right side of grinder The tool rests slide in and out to adjust for whee wear They also swivel at right angles to the wheel for convenience in angle grinding The tool rest should be ad justed so that there is 1 16 clearance between it and the grinding wheel or wire brush EYE SHIELDS amp SPARK SHIELDS Bench Grinders have Spark Shields which are mounted at the front of the wheel guards Figure 1 As the grinding wheel wears down the Shield should be kept adjusted so that the rer between the wheel and the Shield is approximately 1 16 EYE SHIELDS amp SPARK SHIELDS continued WHEEL eee T FA K EYE SHIELD G SPARK SHIELD 7 aAa DeO ty o 1 46 SPACE To attach Eye Shield use same bolt that holds Spark Shield on Bench Grinder Wheel Guard Figure 1 TOOL RESTS Tool Rests are adjustable for wheel wear Keep them ad justed so that a clearance of 1 16 is maintained between the wheel and the tool rest This clearance is very important as it will prevent a piece of any consequence whi
14. t 120V Cycles no load Voltage Saen ond 4 o oe Ei hd ee Te _ Qe 65 5 lt z rz G o s OD alo thease ls aa Gn 7o opoz D the grinder as marked on the nameplate Do not overtighten 6 4305 1 1 4 5 3 5 1 Amps 50 60 3000 3600 120 220 A C oc O z W gt W Q a amp LO pana k a Qa o O h h d K l Aa sca ojom SO M12 So 5885 5982 sgse Q 2 Sos OS Onban a wheel nut Use only flanges furnished with this grinder Keep ne cs m2 2 2898 opga 92V2a OS25 2 Zos 2 ASS Q 2 8 3 u a Tool Rests and Spark me adjusted A Sa 4310 1 1 3 5 0 4 4Amps 50 60 3000 3600 120 220 A C ES G E V CO GPK wo W 4 Never start a grinder with anyone including the operator eR AAE ER CE SE Se D gt a O Z _ o H g 3 z lt i standing in line with the wheel After installing a replacement 7 4320 1 1 3 5 0 4 4 Amps 50 60 3000 3600 120 220 A C lt a I be mM LOS go ee M9OSCwK Ges he 30 2 za x D 2 Q wheel stand to one side and allow it to revolve freely for about r 4321 c o c OH oOc co S35 po 5607 W one minute 8 4325 1 3 4 10 0 9 75 Amps 50 60 3000 3600 120 220 A C e O 0a OG OECODSAN onga A a a i i f arindi heels unless they are the a ie et pe ce a eg Y R pa o esr ODGZSHO CODLTOS 5 ose amp OS o T u 5 Do not grind on the sides of grinding wheels unless they P 50 73600 220 440A C g2 W eo GF 62 gt agg Y r z a L200 Lt BesroI OG S SGMNCGSE o F special wheels designed spe
15. tach washers and nuts and tighten securely Continued next column BENCH MOUNTING continued 7 a A 4 5 m Bi 5 ii B 16 DIA 3 amp HOLES 2 O sE Figure 3B FRONT OF BENCH 8 BENCH GRINDERS Figure 4 Two 1 4 28 bolts two 1 4 flat washers and two 1 4 lock washers are required not supplied Bolt length should be approximately the thickness of the bench top plus 1 inch Figure 4 shows the location of the required mounting holes in the bench it A 74 ne U l 5 4 aa Ti D 5 n 6 DIA w Q HOLES 2 Figure 4 FRONT OF BENCH DISTANCE A To suit user s application DISTANCE B Approximately 4 1 2 for 1 4 set back from front edge of bench Place Bench Grinder on bench and insert bolts with washers up from underneath bench top Line up bolts with tapped holes in bottom of Bench Grinder and tighten securely CHANGING WHEELS With 6 amp 7 Bench Grinders UNPLUG POWER CORD AND BE SURE THAT SWITCH REMAINS IN THE OFF POSITION With 8 Bench Grinders which are permanently wired to the power source disconnect the power source at the disconnect switch fuse panel or circuit breaker panel Figure 5 CLAMP WASHERS CLAMP me Lo Fd OUTER INNER OUTER gt aN a CLAMP 1 2 ARBOR WHEEL 5 8 ARBOR 6 amp 7 GRINDERS 8 GRINDERS NOTE Each grinding wheel purchased should be equipped with a bl
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