Powermatic 3520B manual

Opera ting Instructions and Parts M anual Woodturning Lathe Model 3 520B show n wit h opt ional 18-inch bed ext ens ion and user-made shelf WMH T OOL G ROUP 2420 Vantage Dr iv e El g in, I llinoi s 60124 Part No . M - 1352001 Ph.: 800-274-6848 Revi s ion A 1 8/06 www.wm ht oolgroup. co m Copyri ght © W MH Tool Group This Manual is Bookmarked[...]

2 Warrant y and Service WMH Tool Group, Inc., warrants every product it sel ls. I f one of our tool s needs service or repair, one of our Authorized Servi ce Center l ocated throughout the United States can gi ve you quick service. I n most cases, any of t hese WMH Too l Group Authorized Service C enters can authorize warranty repair, as sist you i[...]

3 Ta ble of Contents W a r r ant y and Ser v ice .............................................................................................................................. 2 Tab l e o f Con tents .................................................................................................................................... 3 Warn ing ......[...]

4 W arning 1. Read and under st and t he enti r e owners manual befor e at tempti ng as sem bly or operat i on. 2. Read and understand t he w ar ning s po sted on the m achine and i n thi s m anual. Fail ure t o co m ply w i t h all of t hes e warning s m ay c ause seri ou s inj ur y. 3. Replac e the warning l abe l s if they bec om e obscured or r[...]

5 22. G i v e your work undiv ided attenti on. Looking around, c ar rying on a c on v ersation and “ hors e- play” ar e carel ess act s that can r esul t i n serious injur y . 23. Mai ntain a balanced stance at all times so that you do not f a ll or l ean against the cent ers , w ork piece or other m oving part s . Do not o v erreach or us e ex[...]

6 Introduct ion Thi s manual i s provi ded by WM H Tool Group c o v ering the saf e operati on and m aintenanc e procedure s f or a Mode l 3520B Lathe. T h i s m anual contai ns i nstructi ons on i nstall at i on, safet y pr ecautions, general operati ng procedur es , mai n t enance i ns t ructi ons and parts breakdo w n. This m achine has been de [...]

7 Unpacking Open shi pping cont ainer and chec k f or s hi pping dam age. Report any damage im mediatel y t o your di stri butor and s hi pping agent . Do not discar d any shippi ng m a t erial until the Lathe i s assem bl ed and runni ng pr operl y . Com pare t he content s of your cont ai ner with t he f o ll ow i ng parts li s t to mak e s ur e [...]

8 A ssem bly Tool s re q uired for assemb l y Fork lift or hoi st wit h str aps/sl i ngs 14mm wrench 4mm and 8mm hex wrenches The La the sh ould be di scon nected fro m power during assembl y. 1. Rem o v e any screws or straps that hold the Lathe part s to t he pal let , and rem o v e protec tiv e wrappi ng. 2. T he Lathe should be l ocated i n a d[...]

9 8. T he lev e l ers can be adju s t ed at any t ime t o ensure the Lat he i s s t able and l e v el. 9. Set the Lat he r i ght side up ( or re m o v e i t from t he t able). 10. Ex pos ed m etal ar eas of t he Lathe, such a s the bed a nd spi ndles, hav e been f act ory coated wi th a protec tant. This should be rem o v ed wit h a sof t cloth and[...]

10 3. Instal l the out er co l lar and ti ghten the set scr e w. 4. The guard c an be piv oted to one of two posit ions: Oper ating m ode (show n o n fr ont cov er) or t ilted back f or stoc k loadi ng (shown in F igure 6). 5. P ull up on the spri ng pin, and begin t ilti ng the guard, then release the spri ng pin. W hen t he guard reaches ei ther [...]

11 For outboard tur ning, where the headstoc k is m o v ed to t he opposi te end o f the Lathe t o accom modate l arge bow l blank s , you c an (1) m ount the 18” bed ex tension t o the three l ower holes on the Lathe f ra m e, and (2) m ount a v er t ical ext ens i on post [opt ional access or y, stock num ber 3520B- 310] to t he tool rest base.[...]

12 1. Mark your ho l e cent ers ( 2” center s ) a l ong the l ength of a 2x 6. Place t he holes so that th e to ps of th e d ow els w ill be e ven w ith th e tops of t he ledges on the Lat he. A lso, adj ust your hol e center s a s necessary so that t he fi rst and l as t dow el w i ll begi n at approx im a tely the same di stance f rom t he ledg[...]

13 Repair or repl ace a da m aged or worn cord im m e di at el y . Th e L ath e w ill operate on si ngle pha s e or three phase, 230 v olt power suppl y. The Lat he shoul d be connect ed to a dedi ca t ed c i rcuit . Make sure the char acteri stic s of your power s uppl y mat ch the speci fi ca t ions on the m o t or pl a te of the Lathe. Sin gle P[...]

14 To rem o v e headstock, t ailstock or toolr es t base from the bed, unscre w and remov e eit her o f the stop bol ts (B, Fi gure 14). Af ter r e- m ounti ng these i t e m s on the Lathe, re- i nsert the stop bolt. For m ost turning oper ations, ex cept outboard turni ng, t he heads t ock s houl d be po sit ioned at the l e f t end of the bed, an[...]

15 Liv e Cen ter an d Cone The liv e cent er cone, s ho wn in Fi gure 17, scre ws cl ockwise onto the t hreads of the l ive center body. To r emove t he cone f ro m the liv e center, f irst insert the liv e center pin t hrough the hol e in t he liv e center body as shown i n Figure 17. If the pi n w ill no t in s ert at f ir st , ro ta te the c one[...]

16 3. T o remove a spur center or liv e center , fir s t rem o v e the workpiec e f rom t he Lat he. Insert the knoc kout rod ( Figur e 20) through t he hole i n the handw h eel and f irml y tap t he tapered end of t he s pur cent er. T he s l idi ng col lar on t he knockout rod help s giv e the necessary im pact w i thout ha v i ng t o us e a m al[...]

17 2. Instal l t he co m parat or spur cent er into the headstoc k bracket , by lif t i ng up on the spring pi n and i nserti ng the comparat or spur center until its poi nt i s about ev en wit h the point o f t he s pur center i n the head s t ock spindl e. See F i gure 23. T he s pri ng pin i n the brack et should engage one of t he holes i n the[...]

18 Sh eave and B elt Align me nt The m ot or and spindl e sheav es are al i gned w i t h each other at the f act ory, but if any s ervi ce i s perf ormed t hat a ff ects the i r a li gn m ent i t i s very im portant that t hey be reali gned. T o reali gn them, l oosen the two set scre ws on the spindl e sheav e (C, Figure 25) w i th a he x w r ench[...]

19 1. Disconnec t Lathe fr om power s o ur c e. 2. Loosen the piv ot lock handl e (A, Fi gure 25) and li ft up the tension han dle (B , Fi gure 25) to ra ise the mo tor. 3. T ight en the piv o t lock handle (A, Fi gure 25) to hol d the m otor i n the rai s ed po s i tion. Slip the bel t o f f the pulleys. 4. Loos en the two s et scre ws on the hand[...]

20 (B) Fo rw ard/Reverse When turning wi t h a face pl ate, make sure b oth set screw s on the face pl ate are tig ht (see F igure 22) b efore reversin g the spi n d le. Failu re to comply may cause t he face pl ate to sp in lo ose fro m the spi ndle. (C) Speed Con trol Dial: Always start the Lathe at t he lowes t speed, w i th t he dial ro t ated [...]

21 4. Bed ways; keep c lean, u se steel wool to rem ove any rust spots, and appl y paste wax to prev ent buil dup of rust and fi n i shes . 5. Tool s uppor t; u s e a mill f ile t o re m o v e nicks and dings. 6. Spi ndle tapers; should be c lean and f ree of dust and chi ps f or proper seati ng o f tapers. 7. Tail s t ock; cl ean and l ubric a t e[...]

22 Carbon steel tool s c an o v erheat easil y and should be cool ed f requent ly. If the edge t urns blue, it has lost its tem per and should be gr ound past the bl ue area. High- s peed steel t ools are not as li kely to ov erheat, but can be dam aged if all ow ed t o get red hot. H i gh-speed steel t ools should not be quenched f or cool ing. Ho[...]

23 7. Suppor t the workpi ece w hi le br ingi ng the tail stock i nto positi on about 1” away f rom the end of the w or kpiec e. Lock t he tail stock to t he bed. 8. Adv ance t he tailstoc k spindl e with t he handwheel in order t o seat t he liv e center int o t he w or kpiece. Us e enough pre s s ure to secure the w or kpiec e betw ee n the c e[...]

24 5. Once t he w or kpiec e is roughed down to a cyli nder, sm ooth it w i th a lar ge s kew. K eep the skew handl e perpendic ul ar to the spindl e and use only t he center t h i rd of the cutt ing edge f or a l ong smoot hingcut (touchi ng one of the poi n t s of t he s k ew to the s pi nning workpiec e may c aus e a catc h and ruin t he workpie[...]

25 Face Plat e and Bow l Turn ing Face pl ate t urning is norm ally done on the inboar d s i de of the headstock o v er the bed. Larger w or kpiec es m ust be turned o n the outboard si de (rem ove t ail stock and t ool support base, and m o v e headstoc k to oppo s i te end of bed). S ee Figure 9. M ount ing Stock Use of a f ace p l at e is the m [...]

26 Distortion Dist orti on i s a pr oblem associat ed wit h turni ng green wood. I t w ill va r y fro m one type of w ood t o the nex t. Typically , f ruitwoods tend t o di s tort m ore t han others. It a l s o v aries with t he t ime o f year t he tree w a s cut and ho w the l ogs are stored. Tools for Bowl T urni ng The deep f l uted bowl gouge i[...]

27 Figur e 38 6. Use the l eft hand to cont ro l cutting edge of gouge, w hi le r ight hand sw i ngs tool handl e around toward your body (Fi gure 38). The fl ute s houl d start out f acing top of workpi ece, and rotat e upward as it m o v es deeper int o the bo w l to m a i nta i n a clean ev en curve. As the t ool goes deeper i nto the bowl, prog[...]

28 Indexer Po s iti ons How to use the chart The i nde x er is shown as v iewed fr o m the tail s t ock end of the Lathe. Point s A, B, C and D are the hol e s i n the head ca sting. The hol es i n the spi ndle col lar may be consi dered as num ber ed 1 t hr ough 12. Exampl e: You wish to rout 9 fl utes on your spindl e blank. Locate t he “9” i[...]

29 Tr oubleshoot ing Trou ble Pr obable Ca use Re medy Power li ne o v erloaded. Correc t o v erload condi tion. Undersiz e wir es i n power suppl y syst em . Incr eas e su ppl y wire si z e. Faul ty inv erter. Contact W MH Techni ca l Serv ice. Moto r fa ils to de v elop f u ll pow er. W o rn m otor. Replac e mot or . Exc essiv e cut. Reduce depth[...]

30 Recomm ended Lathe Speeds ( per di a m eter of workpi ece) DI A M ETER O F WO RK RO UG HI NG RP M G ENERA L CUTTI NG RPM FI NI SHI NG RPM Un de r 2" 1520 30 00 30 00 2 t o 4" 760 1600 2480 4 to 6 " 51 0 108 0 1650 6 t o 8" 38 0 810 1240 8 t o 10" 300 650 1 000 10 to 12 " 255 540 830 12 to 14 " 220 4 60 710 14 t[...]

31 Headst ock Assem bly[...]

32 Par ts List: Headsto ck Assem bly Index No. P art No . Descrip t ion Siz e Q t y 1 ............... 6294736 .................. Face plate ........................................................... 3” ............................... 1 2 ............... 6295796 .................. Nyloc Ins ert So cket Set Screw ........................... 1/4 -2[...]

33 59 ............. 3601006 .................. Spin dle Lo ck P l unger ......................................... ................................... 1 60 ............. 3520B- 260 .............. Co ntrol Label ..................................................... ................................... 1 61 ............. 6294786 .................. Spin[...]

34 Stan d and Bed A ssembly[...]

35 Par ts List: Stan d and Be d Assem bly Index No. P art No . Descrip t ion Siz e Q t y 1 ............... 3520B-101 .............. Bed.................................................................... ................................... 1 2 ............... 3520B-102 .............. Leg .............................................................[...]

36 Opti onal A ccessories: B ed Exten sion s Index No. P art No . Descrip t ion Siz e Q t y ................. 6294727B ............... 18” Bed Extensi on Assembl y (i ncl udes i tems 1 thru 6) 1 ............... 3520B-310 .............. Exten sion Pos t ................................................... ................................... 1 2 ...[...]

37 Opti onal A ccessories: Ou tboar d Tur nin g Stand Index No. P art No . Descrip t ion Size Qty. ................. 6294732 .................. Hea v y D uty Ou t board T urning Stand Assembl y (it em s 1 thr u 7) ............... 1 ............... 3042503 .................. Turn ing S t and Base ............................... .....................[...]

38 Opti onal A ccessories: A dapter s, Face Pl ates, an d Tool Su ppor ts Index No. P art No . Descrip t ion Size Qty. 1 ............... 6294734 .................. Spind le A dapter ..................................... 1-1/4 ”-8 to 1-1/2 ”-8 .................... 2 ............... 6294735 .................. Spind le E xten s i o n .............[...]

39 Opti onal A ccessories: D ust P o rt Assem bly Index No. P art No . Descrip t ion Siz e Q t y ................. 6294796 .................. Dus t Port A ss embly (incl udes i ndex #1 thru 12) 1 ............... 3520B-401 .............. Low er Du st H ood ............................................... ................................... 1 2 ......[...]

40 El ectri cal Connections[...]

41 El ectrica l : Re m ote ON/OFF Switch (Opt i onal Acc essory) NOT E: The Lathe can only oper ate when both the headstock and remote swit ches are in the “ON” position . To m ount t he r em ote s wit ch to your Lathe, pr oc eed as foll ows . 1. Disconnec t all elect r i c al power to t he Lathe. 2. Rem ove t he tw o screws f rom the cont ro l[...]

42 NOTES[...]

43[...]

44 WM H Tool Gr ou p 2420 Van t age Drive Elgin, Il linois 60124 Phone : 800 - 274-6848 www.wm h t oo l group. c o m[...]