Powermatic WB-25 manual

Opera ting Instructions and Parts M anual Wide B elt Sand ers Mode ls WB-25, WB-37, WB-43 model WB-37 s hown Pow ermatic 427 New Sanf ord Rd. LaVergne, TN 37086 Part No . M-1790825 Ph.: 800-274-6848 Revi s i on D1 03/2014 www.powerm ati c .c o m Copyri ght © 2014 Powerm atic This .pdf document is bookmarked[...]

2 1.0 Warra nty and Service Powe r matic w arran ts e very product i t se lls against manu f ac ture rs’ defe ct s. I f one of ou r tools ne ed s service o r r e pai r, please cont a ct Te chnical Service by calling 1- 800-274-6846, 8AM to 5PM CST , Mo nday through F riday. W arranty Pe ri od The ge neral warranty lasts for the t ime period s pec[...]

3 2.0 Table of Co ntents S e c t i o n P a g e 1.0 W arrant y and Serv ice ....................................................................................................................... 2  2.0 Tab le o f Con tents ........................................................................................................ ...................[...]

4 16.8. 1 Pressure Bar Assembl y – Models W B-25, W B -3 7, W B -43 ...................................................... 4 3  16.8. 2 Parts List: P ress ure Bar Assembl y – Model W B- 25 ................................................................. 4 3  16.8. 3 Parts List: P ress ure Bar Assembl y – Model W B- 37 .................[...]

5 3.0 Saf ety war nings 1. Read and under s tand t he enti re owner’s m anual bef ore att e m pting ass em bly or operati on. 2. Read and understand t he w ar ning s po s ted on t he machi ne and in thi s m anual. Fail ure to co m ply w i th all of these warning s may cause s eri ous i njury. 3. Replac e the warning l abe l s if t hey become obsc[...]

6 3.0 Safe ty warnings 19. Make y our w orkshop chi ld proof w i th padlocks, m as ter swit ches or by removi ng s t arter keys. 20. Giv e your work undiv ided attenti on. Looking ar ound, carryi ng on a conver s ati on and “horse-pl ay” are carel ess acts that can result i n s eri ous i n j ury. 21. Rem o v e l oose it e m s and unnecessary wo[...]

7 4.0 Introd uction Thi s manual i s provi ded by Powerm ati c covering t he safe oper ati on and mai ntenance procedur es f or a Powerm atic W B Seri es W ide Belt Sander. Thi s m anual contai ns i ns truc tions on instal lati on, saf e ty precaut ions, gener al operat ing proc edures, m aintenance i nstructi ons and parts breakdo w n. Thi s machi[...]

8 6.0 Unpacking Open shi pping cont ainer and c heck for s hi pping dam age. Report any dam age immediatel y to your di stri butor and shippi ng agent. Do not discar d any shippi ng materi a l until the sander i s inst all ed and r unning proper ly. Com pare the cont ents of your cont ainer wit h the f o ll ow i ng part s li st to m ake sure all pa[...]

9 7.0 A ssembl y The sander shoul d be pl aced on a level, stur dy fl oor, pr e f erably conc rete, w i th pl enty of space surroundi ng it f or on- and off-l oading of s toc k, and general m aint enance w ork. Open t he two l ow er side panel s and use the lev eling screws i nside t he cabinet (Fi gure 1) t o lev el the sander. T he mac h ine c an[...]

10 7.3 In stalling/Replacing San d in g Belt 1. Machi ne should be di s connect ed f rom power source. 2. T urn the ai r v alve swit ch (A, Figure 3) to Off posit ion. 3. Rem o v e the lock screw (B, Figure 3) by tur ning it count erclockwise and l ifting up. 4. Rem o v e t he spacer bloc k (C, Figur e 3). 5. Inspect the sandi ng belt for de f ects[...]

11 elec tric c urrent t o reduce t he risk of elect ric shock to t he operator . Im proper connect ion of t he equipm ent- groundi ng conductor can result in ri s k of el ectric shock. T he conduct or, wit h insulat ion havi ng an outer s urf ace that is green wit h or w i thout yell ow stri pes, is the equi pment -grounding conduct or. If repai r [...]

12 5. P ress the Up S or Down T butt on on the keypad ( s ee page 18 f or detail ed keypad inst ructi ons). Mak e s ure the c on v eyor t able m o v es in t he same di recti on as i ndicat ed on the but ton. 6. I f the conv eyor tabl e moves i n the wrong dir ection, turn off t he m achine and di sco nn ect from power . Sw i tch any t w o of the t [...]

13 may re su lt in in co rre ct t ra ck ing . I f th is oc cu rs , the osci llati on timing c an be set t o compensate. 1. Adj ust oscill ation whil e the m ach ine is runni ng. Tur n on the air valv e s witc h and press the sandi ng belt s tart bu tt on (see Fi gure 19). 2. The upper roll er w ill p ivot le ft and ri ght. T he durat ion of the san[...]

14 9.4 Platen Posi tion The sander ha s a remov able pl aten with a graphi te stri p and a felt pad to reduc e f ricti on against the sanding bel t. Positi oning of the plat en depends upon the type of w ood bei ng used. The hei ght of the pl aten i s set at t he f actory , but can be re- adjusted by r otati ng the pl aten adjust ment knob (Figur e[...]

15 1. Disconnec t sander f ro m pow er source. 2. Loosen t he lower hex nut ( A, Fi gure 11/12) on the m otor bas e. 3. T ight en the t op he x nut (B, Figure 11/ 12) to lower t he mot or plat e until proper t ens i on is achi e v ed. 4. W hen t he belt is properl y tensioned, you should be abl e to push in t he be lt approx im a t ely 3/4” at a [...]

16 1. Rem ove t he f our scre ws secur ing the em ergency stop c o v er and r e m ove t he co v e r. Se e Fig ure 13 . Th is w ill allo w be tte r inspect ion of the bel t’s mov ement on t he ro ller . 2. Tur n on the con v eyor belt. 3. Adj us t t racki ng using t he sam e adjustm ent scre ws that w er e us ed f or tensi oning in Fi gure 13. 4. [...]

17 If the ends of the workpiec e are sni ped, the f r ont pressure bar s are too l ow. T he pressure sho uld be enough to f i rmly hold t he w orkpi ece agai nst the c on v eyor, but not so hard t hat the ends of the workpi ece spring up af ter cl ear ing t he bar. Al s o, if the ends of the bar s are not ex erti ng equal pr essure, t he w or kpiec[...]

18 If the readings are di ffer ent, the t ab l e needs adjust ing. 2. Disconnec t sander f ro m pow er source. 3. At t he area of the t able t hat needs adjust ment, loosen t he two s c rews (A, Fi gure 18) on t he brac ket of t he elev a ti on scre w , and rotat e the brac ket as needed. (T he elevati on s crew is prot ected by t he dust guar d be[...]

19 10. 2. 1 Calib ra tio n To establ ish t he di s tanc e between c onv eyor tabl e and sanding bel t, proceed as foll ow s: 1. Connect power and ai r to t he s ander, and tur n the air v alv e s witc h on to ti ghten t he sanding bel t. NO TE: The cont roller w i ll not move the ta ble i f the a ir v al v e sw itch is off. 2. P ress and hol d the [...]

20 If the sanding bel t break s , al l m o v e m ent will be stopped, t hough t he conv eyor tabl e can still be rai sed or lowered. Onc e the m achi ne has stopped, the operat or should f ind where the brak ing system w as tr ipped, and m ake the neces s ary adj ustm ents. The m ach ine c an then be re-set and star ted. 12.0 Maintena nce Be for e [...]

21 14.0 Troub lesho oting t he Sand er Trou ble P roba b le Ca use Re me dy Sander wil l not star t. No inc o mi ng pow er . Check t hat sander i s connect ed to power, f uses are not bl ow n or ci rcuit breaker s are not t ri pped. Low v o lt age. Check v oltage at power source. Loose wiri ng. Inspect and remedy any loose connect ions on sander. S[...]

22 Trou ble P roba b le Ca use Re me dy The r ear end o f stock is t hinner than t he fr ont. Fr ont pressure bar is too l ow in rel ation to the c ontact drum. Raise f ront pressure bar (page 16). Unev en thickness between t he left and ri ght sides of the workpiec e. Tabl e not positi oned correctl y in rel ation to cont act dru m . Adj us t t ab[...]

23 15.0 Troub leshooting the LED Unit Trou ble P roba b le Ca use Re me dy The di splay fail s to show f igures. Fuse i s burned out. Replac e 1A f use. Contr ol unit is malf unctioni ng . Unit m ust be repai red or replaced by author ized servi ce personnel . Di sp l ay sh ow s abnorm al fi gures. W rong f igur es w ere i nput. Input the proper nu[...]

24 16.1.1 Ba se and M otor A ssembly – Model WB-25 ON LY Part s li s t on page 25.[...]

25 16.1.2 Par ts List : Base an d Motor A ssembl y – M od el WB -25 Ex p l oded v i ew on page 24. Ind ex No. Part No . Descri p tion Siz e Qty 1 ............... W B 25- 201 ................Machin e B as e........................................................................................ 1 2 ............... W B 25- 202 ................Motor [...]

26 16.2.1 Ba se and M otor A ssembly – Model WB-37 ON LY Part s li s t on page 27.[...]

27 16.2.2 Par ts List : Base an d Motor A ssembl y – M od el WB -37 Ex p l oded v i ew on page 26. Ind ex No. Part No . Descri p tion Siz e Qty 1 ............... W B 37- 201 ................Machin e B as e........................................................................................ 1 2 ............... W B 37- 202 ................Motor [...]

28 16.3.1 Ba se and M otor A ssembly – Model WB-43 ON LY Part s li s t on page 29.[...]

29 16.3.2 Par ts List : Base an d Motor A ssembl y – M od el WB -43 Ex p l oded v i ew on page 28. Ind ex No. Part No . Descri p tion Siz e Qty 1 ............... W B 43- 201 ................Machin e B as e........................................................................................ 1 2 ............... W B 43- 202 ................Motor [...]

30 16.4.1 U pper Cab inet A ssembly – Model WB-25 ON LY Part s li s t on page 31.[...]

31 16.4.2 Par ts List : Upper Cabin et Assem bly – M o d el WB -2 5 Ex p l oded v i ew on page 30. Ind ex No. Part No . Descri p tion Siz e Qty 1 ............... W B 25- 301 ................U pper Cabi net ....................................................................................... 1 2 ............... TS- 1534032 .............Pa n H ea[...]

32 16.5.1 U pper Cab inet A ssembly – Models WB-37, W B-43 Part s li s t on page 33.[...]

33 16.5.2 Par ts List : Upper Cabin et Assem bly – M o d el WB -3 7 Ex p l oded v i ew on page 32. Ind ex No. Part No . Descri p tion Siz e Qty 1 ............... W B 37- 301 ................U pper Cabi net ....................................................................................... 1 2 ............... TS- 1534032 .............Pa n H ea[...]

34 16.6.1 Tabl e Raisin g Assem b ly – Models WB-25, W B-37, WB- 43 Part s list on page 35 (W B -25), page 36 ( W B-37) and page 37 (W B-43).[...]

35 16.6.2 Par ts List : Table Raisin g A ssembly – M o del WB-25 Ex p l oded v i ew on page 34. Ind ex No. Part No . Descri p tion Siz e Qty 1 ............... 6294297 ...................Ele v a tio n Sc rew ..................................................................................... 4 2 ............... TS- 0051051 .............He x Cap S[...]

36 56 ............. 6294340 ...................Sp rocke t W heel Adj us tm ent Pi ece ......................................................... 1 57 ............. 6294341 ...................Sp rocke t W heel Shaft ............................................................................ 1 58 ............. BB- 6003ZZ ..............Be arin g......[...]

37 48 ............. W B 25- 448 ................Sw itch P late .......................................................................................... 1 49 ............. TS- 0050011 .............He x Cap Scr ew ..................................................1/4 -20 x 1/2 .................. 1 50 ............. W B 25- 450 ................Sw itc[...]

38 40 ............. 6294333 ...................Mo tor Ba s e Ad j u s tment R od .................................................................. 1 41 ............. TS- 0680061 .............Fla t W a s he r ........................................................1/2 .............................. 2 42 ............. W B 25- 149 ................Hex[...]

39 16.7.1 Tabl e and Conv ey or Belt A ssembly – Models WB-2 5, WB-37, WB-43 Part s list on page 40 (W B -25), page 41 ( W B-37) and page 42 (W B-43).[...]

40 16.7.2 Par ts List : Table an d Conv eyor Belt A ssembly – Model WB-25 Ex p l oded v i ew on page 39. Ind ex No. Part No . Descri p tion Siz e Qty 1 ............... W B 25- 501 ................Con v eyo r Ta ble ..................................................................................... 1 2 ............... W B 25- 502 ...............[...]

41 16.7.3 Par ts List : Table an d Conv eyor Belt A ssembly – Model WB-37 Ex p l oded v i ew on page 39. Ind ex No. Part No . Descri p tion Siz e Qty 1 ............... W B 37- 501 ................Con v eyo r Ta ble ..................................................................................... 1 2 ............... W B 37- 502 ...............[...]

42 16.7.4 Par ts List : Table an d Conv eyor Belt A ssembly – Model WB-43 Ex p l oded v i ew on page 39. Ind ex No. Part No . Descri p tion Siz e Qty 1 ............... W B 43- 501 ................Con v eyo r Ta ble ..................................................................................... 1 2 ............... W B 43- 502 ...............[...]

43 16.8.1 Pr essur e Bar A ssembly – Models WB-25, W B-37, WB-43 Part s list on page 43 (W B -25) and page 44 (WB -37, W B-43). 16.8.2 Par ts List : Pressur e Bar A ssembly – Model WB-25 Ind ex No. Part No . Descri p tion Siz e Qty 1 ............... W B 25- 601 ................Roller S lider , Fe m ale ..........................................[...]

44 16.8.3 Par ts List : Pressur e Bar A ssembly – Model WB-37 Ex p l oded v i ew on page 43. Ind ex No. Part No . Descri p tion Siz e Qty 1 ............... W B 25- 601 ................Roller S lider , Fe m ale ............................................................................. 2 2 ............... 6294391 ...................Ro ller Slide[...]

45 16.9.1 Pla t en Assem b ly – Model WB-25 on ly Part s li s t on page 45. 16.9.2 Par ts List : Platen A ssembly – M o de l WB-25 Ind ex No. Part No . Descri p tion Siz e Qty 1 ............... W B 25- 701 ................Hex C ap Scr ew ..................................................1/2 -12 x 1- 1/2 ............... 4 2 ............... TS- 0[...]

46 Ind ex No. Part No . Descri p tion Siz e Qty 7 ............... TS- 0207041 .............So cke t H ead Cap Screw .....................................1/4 -2 0x3/4 .................. 2 8 ............... 6290294 ...................Scre w R od............................................................................................. 1 9 .........[...]

47 16.10.1 Pla t en Assem b ly – Models WB-37, WB-43 Part s list on page 47 (W B -37) and page 48 (WB -43). 16.10.2 Par ts Lis t: Platen A ssembly – M odel WB-37 Ind ex No. Part No . Descri p tion Siz e Qty 1 ............... W B 25- 701 ................Hex C ap Scr ew ..................................................1/2 -12 x 1- 1/2 ..........[...]

48 Ind ex No. Part No . Descri p tion Siz e Qty 8 ............... 6290294 ...................Scre w R od............................................................................................. 1 9 ............... 6290295 ...................Plate n L ock Le v e r ..................................................................................[...]

49 3 ............... TS- 0060061 .............He x Cap Scre w ..................................................3 /8-16 x 1- 1/4 ............... 3 4 ............... TS- 0720091 .............Lo ck W a s he r ......................................................3/8 .............................. 3 5 ............... 6290291 ...................Di aphr[...]

50 16.11.1 A ir R egulator A ssembly – M od els WB-25, WB-37, WB -43 Part s list on page 50 (W B -25), page 51 ( W B-37) and page 52 (W B-43). 16.11.2 Par ts Lis t: Air Regulator A ssembly – Model WB-2 5 Ind ex No. Part No . Descri p tion Siz e Qty ................. W B 25-FC A ..............Filter Cu p As s embly ( i ndex # 1, 2,3,5,6, 7) ....[...]

51 Ind ex No. Part No . Descri p tion Siz e Qty 29 ............. 6294571 ...................Fle xible Ho se...................................................... ψ 8× 1400mm ............... 1 30 ............. W B 25- 930 ................Flex ib le Ho se ...................................................... ψ 6×1100mm ............... 1 31 .....[...]

52 16.11.4 Par ts Lis t: Air Regulator A ssembly – Model WB-4 3 Ex p l oded v i ew on page 50. Ind ex No. Part No . Descri p tion Siz e Qty ................. W B 25-FC A ..............Filter Cu p As s embly ( i ndex # 1, 2,3,5,6, 7) ............................................... 1 1 ............... 6294544 ...................Filte r Cu p .......[...]

53 16.12.1 San ding Be lt and A ccessories – M o d els WB-25, WB-3 7, WB-43 Part s li s t on page 54.[...]

54 16.12.2 Par ts Lis t: Sanding Bel t and Acces sories – Mod el WB-25 Ex p l oded v i ew on page 53. Ind ex No. Part No . Descri p tion Siz e Qty 1 ............... 6290281 ...................Plate n P ul l H oo k .................................................................................... 1 2 ............... 6294461 ...................Li[...]

55 16.13.1 Ten sion Roll er A ssembly – Models WB-25 an d WB-37 ONLY Part s list on page 56 (W B -25) and page 57 (WB -37).[...]

56 16.13.2 Par ts Lis t: Tension R oller A ssembly – Model WB-25 Ex p l oded v i ew on page 55. Ind ex No. Part No . Descri p tion Siz e Qty 1. .............. TS- 0720111 .............Lo ck Was her ......................................................1 /2 .............................. 1 2. .............. TS- 0208041 .............Soc ke t H ead [...]

57 Ind ex No. Part No . Descri p tion Siz e Qty 61 ............. TS- 1533032 .............Pa n H ead S crew ................................................M 5x10 ........................ 6 62 ............. W B 25- 162 ................Sea l ....................................................................................................... 1 63 [...]

58 Ind ex No. Part No . Descri p tion Siz e Qty 49 ............. W B 25- 149 ................Hex Nu t ..............................................................1 /2- 12 ......................... 1 56 ............. TS- 0720051 .............Lo ck W a s he r ......................................................#1 0 ............................. 6[...]

59 16.14.1 Ten sion Roll er Assem b ly – Model WB-43 ONLY Part s li s t on page 60.[...]

60 16.14.2 Par ts Lis t: Tension R oller A ssembly – Model WB-43 Ex p l oded v i ew on page 59. Ind ex No. Part No . Descri p tion Siz e Qty 1 ............... W B 25- 162 ................Seal ....................................................................................................... 1 2. .............. TS- 0720111 .............Lo ck W[...]

61 Ind ex No. Part No . Descri p tion Siz e Qty 63 ............. W B 43- 163 ................Fra me S upport ...................................................................................... 1 64 ............. TS- 1533032 .............Pa n H ead S crew ................................................M 5x10 ........................ 6 65 .......[...]

62 16.15.1 Ele ctrical B ox Assem b ly – Models WB -25 and WB -37 Part s list on page 63 (W B -25) and 64 (WB -37).[...]

63 16.15.2 Par ts Lis t: Electr ical Box A ssembly – Model WB-25 Ex p l oded v i ew on page 62. Ind ex No. Part No . Descri p tion Siz e Qty 1 ............... W B 25- 801 ................Electr ica l Cont rol Bo x ........................................................................... 1 2 ............... 6294516 ...................Hi nge P i [...]

64 16.15.3 Par ts Lis t: Electr ical Box A ssembly – Model WB-37 Ex p l oded v i ew on page 62. Ind ex No. Part No . Descri p tion Siz e Qty 1 ............... W B 25- 801 ................Electr ica l Cont rol Bo x ........................................................................... 1 2 ............... 6294516 ...................Hi nge P i [...]

65 16.16.1 Ele ctrical Box A ssembly – M od el WB-43 ONLY Part s li s t on page 66.[...]

66 16.16.2 Par ts Lis t: Electr ical Box A ssembly – Model WB-43 Ex p l oded v i ew on page 65. Ind ex No. Part No . Descri p tion Siz e Qty 1 ............... W B 43- 801 ................Electr ica l Cont rol Bo x ........................................................................... 1 2 ............... 6294516 ...................Hi nge P i [...]

67 17.0 Electri ca l Connections 17.1 Mode ls WB-25 and WB-37 ON L Y[...]

68 17.2 Mode l WB-43 ON LY[...]