Black & Decker 9425 User's Manual
Contents
1. Rn iw 322 765 y Wel come to PowerTools Ifyou je own a Black amp Decker Power Tool you know the plea sures a high quality high performance power tool can deliver Your new Compound Miter Saw has been carefully engineered and built to Black amp Decker s u standards for quality and dependability It s built to last for many years of a trouble free service and high quality performance H it can cut wood plastics and com positions Use it for straight cuts miters bevels or compound miters lts tough die cast aluminum rotating table locks firmi yi in Tpi ace or accurate cutting of Black amp Deckers wonderful world of molding trim work construction lumber and even plastic pipe So take a few minutes and thoroughly read this instruction manual Pay particular attention to the Safety Rules we ve provided for your protection We want you to enjoy your Compound Miter Saw and the more you know about it and its capabilities _ the happier you ll be with it Thank you for selecting Black g Decker owner s aa card Uy Pucon And don t forget to send i in your u s 7 248 slg E EBEN EN SR N SOLIS SAR CO tg tet deta SAFETY INSTRUCTIONS WARNING When using Electric Tools basic shel precautions should away be f2. ee Decker s Full Two Year Home Use Warranty states that in caseofa defect you may return the tool to the place of purchase for a free replacement if it ae i a i participating retailer or you may take it to a Black amp Decker Service Center Home Use Warranty A Full Two Year Warranty Black amp Decker U S Inc warrants this product for two years against any defects that are due to faulty material or workmanship Please return the complete unit transportation prepaid to the seller if a participating retailer for free replacement proof of purchase may be required The unit may also be returned to a Black amp Decker Service Center or Authorized Service Station listed under Tools Electric in the Yellow Pages for free replacement or repair at our option This warranty does not apply to accessories This warranty gives you specific legal rights and you may have other rights which vary from state to state Should you have any questions contact your nearest Black amp Decker Service Center Manager Like most Black amp Decker tools your Miter Saw is listed by Underwriters Laboratories to ensure that it meets stringent safety requirements This symbol on the nameplate means the product is Listed by Underwriters Laboratories Inc See Tools Electric I Yellow Pages for Service amp Sales Form No 741169 AN a Product Made in w Germany i BLACK 8 DECKER u Si ING us s
3. the tool CAUTION When servicing Double Insulated Tools USE ONLY IDENTICAL REPLACEMENT PARTS Replace or repair damaged cords This tool is intended 19r residen tial use only Extension Cords When using the tool at a considera ble distance fromthe power source an extension cord of adequate size must be used for safety and to prevent loss of power and overheati ng Use the table below to determine minimum wire size required Before using cords inspect them tor loose or exposed wires and damaged insulation Make any needed repairs or replacement before re your ae tool Chart For Minimum Wire Size _ AWG of Extension Cords Total Extension Cord Length Feet 25 50 To 100 120 Vot 6 14 9 70 Tools an ev u E NOTE The lower the wire size num ber the heavier the wire and the farther it Will carry current without a significant volt 208 drop Unpacking Your Saw Inspect the contents of your saw carton In addition to this Instruction _ Manual you should find the following 1 One 9425 Compound Miter Saw 2 One plastic wing knob packed inside cardboard filler block next to blade SetUp FAMILIARIZATION Place the Miter Saw on a flat strong and level surface and examine it to become familiar with the terminology used to describe its var ARAS ITA a ido EL Beare ys Sees BE 5 amp BRETT ne ex EEE RE ree x NIN x TERY RE
4. Power y Tool Is Group 10 North Park Drive P O Box 798 Hunt Val lley MD 21030 0798 U S A au ar 1987 Printed in W Germany
5. Mes miter pointer Figure6 aligns with the ssitch e desired setting on the miter scale also Switch O ee Ge shown in Figure6 o ie To turn the tool ON squeeze and hold the trigger switch shown in Figure 9 ae a Toturn the saw OFF release _ the trigger switch k w a en w zn Se ee ERROR N a Lower Blade Guard s Miter Clamp Knob Miter Operation WEAR EYE PROTECTION To cut a piece of wood first determine that it s the right size for the saw Place the wood on the saw table and hold it firmly against the fence If the piece you re working with is smaller than 6 longand would cause your hand to be within 6 of the saw blade TURN OFF AND UNPLUG THE SAW and clamp the wood to the fence before CUMING ts ses Do not attempt to hold small ieces NEVER ATTEMPT ANY REE HAND CUTTING WITH THIS SAW Free hand cutting is cutting wood that is not held firmly ainst the fence and the saw table Support long work with an outboard work rest When cutting framing lumber or 3 Using the hex wrench located inthe saw table shown in Figure 10 loosen _ hex screw A in Figure tt tour full turns counter clockwise Cutting Tips WEAR EYE PROTECTION The smoothness of any cut de pends on a number of variables Things like material being cut blade type blade sharpness and rate of cut a
6. piece of 1 2 or oe ple shown in Figure 7 is 35 thicker plywood The saw can then be taken to remote locations and the ply wood clamped in place with a couple of large C clamps gt a Miter Table and Miter Scale _ The miter table and miter scale permit you to set accurate miters up to Pivot Arm Lock Pin 45 left or right SETTING THE MITER TABLE Follow the QQ ese nen nee ca Steps below to set any miter angle 5 When you have set the desired angie 1 TURN OFF AND UNPLUG THE lock it A place by tightening the o 5 SAW ane miter clamp knobs that you loosened 2 Loosen the two miter clamp knobs in Step 2 above Bevel Post shown in Figure 5 About 1 4 turn _ NOTE The miter latch will automat counter clockwise ER a ically lock the miter table at 0 22 1 2 left and right and 45 left and right Even in these locked miter positions you Should tignten the two miter clamp knobs Setting the Bevel Post ae Follow the steps below to set any bevel angle 1 TURN OFF AND UNPLUG THE SAW 2 Install the plastic wing knob packed inside cardboard filler block next to blade on the splined shaft as shown Miter Te in Figure 8 Make sure it is straight up i T ble 3 Push in the miter latch shown in Fig as shown aD ure 6 and using the switch handle as me SC ts I f SEN i a grip rotate the saw around until the
7. 0 RPM only NOTE This saw should NOT be used to cut ferrous metals or masonry NOTE This saw should NEVER be used to recut small pieces on N D Q DO Operate only on designated Electrical Connection Your Miter Saw is powered by a Black amp Decker built motor Be sure your power supply agrees with the nameplate marking 120 Volts 60 Hz or AC only means your tool must be operated only with alternating current and NEVER with direct current A voltage decrease of more than 10 will cause loss of power and overheating All B amp D tools are fac tory tested if this tool does not operate check the power SURELY Double Insulation Your tool is double insulated to give you added safety This means that it is constructed throughout wtih TWO separate layers of electrical insulation or one DOUBLE thickness of insulation between you and the tool s electrical system Tools built with this improved insula tion system are not intended to be grounded As a result your tool is equipped with a two prong plug which permits you to use any conventional 120 volt electrical outlet without concern for maintaining a ground connection NOTE Double Insulation does not take the place of normal safety precau tions when operating this tool The improved insulation system is for added protection against injury resulting from a possible electrical insulation failure within
8. 38 In order to accurately cut crown molding f for a 90 inside or outside corner refer to the chart that follows FOR ALL CUTS t Molding laying with broad back surface noun flat on saw table 2 The settings below are for All Standard U S crown me with 52 and 38 angl es a BEVEL POST SETTING E TYPE OF CUT u ee 2 LEFT SIDE INSIDE CORNER 3385 1 Top of molding against fence 2 Miter table set right 31 62 3 Save left end of cut Es RIGHT SIDE INSIDE CORNER 33 859 S 1 Bottom of molding against fence p 2 Miter table set left 31 62 3 Save left end of cut ia LEFT SIDE OUTSIDE CORNER 3385 1 Bottom of molding against fence E ee 2 Miter table set left 31 62 3 Save right side of cut CE a RIGHT SIDE OUTSIDE CORNER 33 85 1 Top of molding against fence __ er 2 Miter table set right 31 62 3 Save right side of cut oe When setting bevel post and miter table angles f for all compound miters remember that 1 as settings are interdependent so that changing one changes the other as _ well and 2 The angles presented for crown moldings are very precise and diffi cult to set exactly Since abet can easily shift slightly and very few rooms have exactly square corners all settings should be tested on scrap molding PRET ESTING WITH SCRAP MATERIAL 1S EXT REMEDY IMPORTANTE i Accessories The accessories listed in this manual are available at extra cost from y
9. ITER OR BEVEL a ee 45 36 30 25 7 225 ee O caro 2 18 Cutting Compound Miters _ Acompound miter is a cut made using both a miter setting made by adjusting the miter table and a bevel set ting made by adjusting the bevel post The resulting cut is a beveled or com pound miter These cuts are used for making frames or boxes with sloping sides like those shown in Figure 16 The important thing to remember when mak ing compound miters is that the adjust e ments of miter and bevel are inter dependent with one another Each time you adjust the miter table you change the bevel setting and every adjustment to bevel changes the miter setting It may take several settings to obtain the desired cut ALWAYS MAKE TEST CUTS IN SCRAP MATERIAL BEFORE ATTEMPTING FINISHED w paar a Soren BERN SE BR fe Cutti ng Crown Molding Your Compound Miter Saw is probably better suited to the difficult tne of cut ting crown molding than any other tool made In order to fit properly crown mold ing must be compound mitered with extreme accuracy see Figure 17 N The two surfaces on a piece of crown molding that fit flat against the ceiling and the wall of a room are at angles that when added together equal exactly 90 Most crown molding has a top rear angle the section that fits flat against the ceil ing of 52 and a bottom rear angle that fits flat against the wall of
10. ignite fumes For your own safety READ INSTRUCTION MANUAL before Sp Aung a miter saw KEEP HANDS OUT OF PATH OF SAW BLADE DO NOT ATTEMPT ANY FREE HAND CUTTING with this saw NEVER REACH around or behind saw blades SHUT OF F POWER AND WAIT FOR SAW BLADE TO STOP before servicing or adjusting the saw SAVE THESE INSTRUCTIONS FOR FUTURE USE A _ REFER TO PAGE 4 FOR ADDITIONAL SAFETY NOTES 3 Additional Safety Rules For The Compound Miter Saw DO Protect line with at least a 15 ampere time delay fuse DO Make certain the balde rotates in the correct direction DO Be sure all clamp handies are tight before starting any operation DO Be sure blade and arbor col Jars are clean and recessed side of collars are against blade Tighten arbor screw securely DO Keep saw blade sharp and properly set DO Keep motor air slots clean and free of chips i DO Use both upper and lower blade guards at all times ie a voltage and frequency DO Tighten all clamps before operating 10 DO Use blades of recommended size only 11 DO Hold motor shaft saw blade only as instructed in this manual 12 DO Operate in 1 dry environment _ only 13 DO Allow motor to reach full speed before cutting 14 DO Keep visitors clear 15 DO Keep hands clear of blade area when saw is plugged in 16 DO Use blades recommended for operation al greater than 360
11. ll combine to affect the quality of the cut other types of lumber where cut smooth Ness ts not a point of concern high cut ting rate coupled with a sharp general purpose blade will produce satisfactory results When smoother cuts are desired a sharp blade designed for smooth cuts and a slow even Cutting rate will produce the desired quality of cut For varied cutting applications refer to the list of recommended accessories for your Saw and select the blade that best fits your needs Replacing Saw Blades Follow the steps below to replace a 4 E ie man z q saw blade ually raise the lower blade guard gt ri OFF AND UNPLUG THE 5 Using the same hex wrench remove l i l the arbor screw in the center of the 2 a Saw ATO TAISE LONS ful motor shaft Left hand thread turm i j clockwise to loosen NOTE Place a Lene ie BERN screwdriver or large nail through the ees hole in the saw blade see Figure 12 to hold it while you tighten or loosen the screw BE SURE TO REMOVE IT WHEN YOU FINISH w 6 Remove the old blade and install the new one taking care to ori ht the two _ blade washers carefully as shown in Figure 13 7 Manually lower the blade guard as far asitwillgo 8 Tighten hex screw A clockwise until _ tight DO NOT OVER TIGHTEN Replace the hex wrench in the saw table i Se Picture Frames Shadow Boxes amp Similar Four Sided Project
12. ollowed to reduce _ the risk of fire electric shock and personal injury Including the OO Win 1 2 READ ALL ae KEEP GUARDS IN PLACE and in working order x REMOVE ADJUSTING KEYS AND WRENCHES Form habit of checking to see that keys and adjusting f wrenches are removed from tool before turning it on Zee 3 KEEP WORK AREA CLEAN Cluttered areas and benches invite injuries we 4 DON T USE IN DANGEROUS ENVIRONMENT Don t use power tools sin n damp c or r wet locations or expose them to rain Keep work area well lighted 5 KEEP CHILDREN AWAY All visitors should be kept a safe distance from work area 6 MAKE WORKSHOP KID PROOF with padlocks master switches or by removing start keys 7 DON T FORCE TOOL Itwill 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 the job for which it was not designed _ 9 WEAR PROPER APPAREL Don t wear loose clothing gloves neckties rings bracelets or other jewelry 2 that could get caught in moving parts Nonsiip footwear is recommended Wear protective hair covering to contain long hair 10 ALWAYS WEAR SAFETY GLASSES Also use face or dustmask if cutting operation is dusty Everyday 12 9 14 15 46 ai 18 21 22 23 24 25 eyeglasses have only impact resistant lenses they are NOT safety glasses 13 SECURE WORK Use clamps or vise to hold work when practical It s safer than
13. our local dealer or Black amp Decker Service Center A complete listing of service centers is included on the owner s registration card packed with your tool If you need assistance in locating any accessory please contact Black amp Decker U S Inc User Services Department 90 North Park Drive P O Box 857 Hunt ve MD 21030 0857 a Saw Blades Cat No Diameter Arbor Size Description 73 291 8 1 4 73293 8 1 4 73 294 8 4 4 73 390 8 4 4 73 391 8 1 ar 5 8 General purpose combination _ 5 8 Premium holiow ground planer 5 8 Crosscut miter 5 8 Carbide tipped carbide 20 tooth 5 8 Carbide tipped carbide 40 tooth Other Accessories 72 000 Safety Glasses The accessories listed above are recommended for use N your 9425 8 1 4 in Compound Miter Saw THE USE OF ANY OTHER ACCESSORY OR _ ATTACHMENT MAY BE HAZARDOUS NOTE A vacuum port on the blade guard is designed to accept a standard 1 1 2 diameter vacuum cleaner hose for dust collection A f Libiicaticn AR Maintenance _ Permanently lubricated bearings 3 are used throughout your Miter Saw and periodic fubrication is not required Inthe _ unlikely event that service is ever re quired take your saw to your closest Black amp Decker Service Center as listed on your Owner s Registration card Do gt not attempt to repair the saw yourself there are no user O le parts inside
14. s j For a more thorough understanding we suggest that you perform these cuts using scrap wood Your new saw is the perfect tool for making closed objects er where it s necessary to join wood sides and construct corners Figure 14 shows two typical types of mitered corners The example in Figure A is a joint made by using the bevel adjustment to bevel the edges of the boards at 45 each to form a 90 miter corner For this operation set the bevel post adjustment at 45 and the miter table adjustment at 0 Position the wood with the broad flat side against the table and the narrow edge against the fence The example shown in Figure B is a joint made by using the miter table adjustment to miter the width of the board at 45 each to form a miter corner of 90 For this operation set the bevel post adjustment at 0 and the miter table adjustment at 45 Position the wood with the broad flat surface against the table and the narrow edge against the fence _ NOTE The examples shown and discussed above are for four sided fig ures only The chart in Figure 15 shows the setting for the miter table or bevel post for several different shapes Observe that the angle of cut decreases as the number of sides increases These angles are derived from the formula 180 number of sides in desired object miter angle for each joint FIG 15 EXAMPLES NO ANGLE SIDES M
15. using your hand and it u frees both hands to operate tool DON T OVERREACH Keep proper footing and balance at all times MAINTAIN TOOLS WITH CARE Keep tools sharp and clean for best and safest performance Follow instructions for lubricating and changing accessories DISCONNECT TOOLS before servicing and when changing accessories such as blades bits cutters or when clearing away sawdust REDUCE THE RISK OF UNINTENTIONAL STARTING Make sure switch is in OFF position before plugging in USE RECOMMENDED ACCESSORIES Consult the instruction manual for recommended accessories The use of improper accessories may cause risk of injury to persons NEVER STAND ON TOOL Serious injury could occur if the tool is tipped or if the cutting tool is _unintentionally contacted CHECK DAMAGED PARTS Before further use of the tool a guard or other part that is damaged should be carefully checked to determine that it will operate properly and perform its intended function check for alignment of moving parts binding of moving parts breakage of parts mounting and any other conditions that may affect its operation A guard or other part that is damaged should be properly repaired or replaced 19 toa complete stop 20 NEVER LEAVE TOOL RUNNING UNATTENDED TURN POWER OFF Don t leave tool until it comes DO NOT OPERATE ELECTRIC TOOLS NEAR FLAMMABLE LIQUIDS OR IN GASEOUS OR EXPLOSIVE ATMOSPHERES Motors in these tools may spark and
16. y gt UNLOCKING THE PIVOT ARM Your saw was shipped from the factory with the pivot arm in the locked down position This position is used to facilitate packaging and for storage Peewee EEE BER ER a 2 ee S EEE ERS WERE Ox ae SS OS SOS 2 Se To release the pivot arm remove the cardboard filler block from the saw table grasp the switch handle with one hand and the end of the tock pin with the other as shown in Figure 3 Push down on the switch handle lightly and pull out on the lock pin When the pin is out as far as it will go raise the pivot arm to its full ANNAN AAC CS IS 5 SESE RSS Ss 2 ur Lo Es a a SIA a MAAR RGR RIS Me RIE er er A g s Before using your miter saw it must be firmly mounted to your workbench or other rigid frame Four holes are provided in the base of the saw for this purpose To mount the saw position itas desired don t forget about the availability of an electrical outlet and mark the posi tions of the four holes in the saw Remove the saw and drill four pilot holes in the places you marked Reposition the saw over the holes and secure it to the workbench using 1 4 x 1 3 4 wood screws as shown in Figure 5 Do not i qe overtighten _ s Analternate mounting method that 4 The miter scale is graduated in incre will enhance the saw s portability isto ments of one degree 1 The exam mount the saw on a
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