Jet Drum Sander manual

Opera ting Instructions and Parts M anual Drum Sander Model 2 2-44 P lus show n wit h opt ional infeed-out f eed tables and open s t a nd WMH T OOL G ROUP 2420 Vantage Dr iv e El g in, I llinoi s 60123 Part No . M - 649003K Ph.: 800-274-6848 Revi s ion C 5/06 www.wm ht oolgroup. co m Copyri ght © W MH Tool Group[...]

2 W A RR A N TY A N D SERVI CE W M H Too l G rou p, I nc ., warrants e very product it se lls. If one of ou r to ols nee ds service or re pai r, one of our Authorize d S e rvi ce Cente r s located throughou t t he Unit e d States can give you quick se rvi ce . In most cases, any o f these W MH Too l Group Au t hor ize d Service Ce nt e r s can aut [...]

3 Ta ble of Contents Tab l e o f Con tents .................................................................................................................................... 3 Warn ing ................................................................................................................................................... 4 Int roduction[...]

4 W a r ning 1. Read and under st and t his enti re manual be f ore att em pting assembl y or operati 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 remov e[...]

5 blah bl ahbl ah 21. Mak e y our workshop chi l d proof wit h padl ocks, master switc hes or by r em ov i ng start er k ey s. 22. Giv e y our w ork undivi ded a tt ention. Looki ng around, carryi ng on a con v ersati on and “horse-play ” are carel ess act s that can r esul t i n serious injur y . 23. Maint a i n a balanc ed s t ance at al l t [...]

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 JET Model 22- 44 Plus Drum S ander. This manual contai ns instruct ions on inst all a ti on, safet y precaut i ons, general operati ng proc edures, mai ntenance i nstructi ons and parts breakdo wn. Thi s m achine has b[...]

7 Features and T ermi n ol og y The ill ustrati on below shows the m a j or component s and feat ures o f the 22- 44 P l us Sander. T hes e are ref erenced t hroughout the m anual and w ill h elp to f a m ilia riz e yo u w ith the operat ion and f unctions of the m ach ine. Figur e 1[...]

8 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 ateri a l until the Drum Sander i s as sem bl ed and runn i ng properl 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[...]

9 A ssem bling the Open Stand (Optional A c cessory) (Ref er t o F i gur e 3. If f urther clarif ication is needed, con sult t he parts breakdow n on page 35. ) Tool s re q uired for St and assemb l y: Ratchet wrench wit h 1/ 2” socket 1. Assem ble legs (H) t o outside of Short Rail s ( L) using carr iage bolts (N) and fl anged lock nu t s ( O). [...]

10 A ssembl y Tool s re q uired for assemb l y: 1 Flat head screwdriv er 1 Set of open- end wrenche s 1 Set of Hex wrenches 1 Adj us t able w r enc h In stalling Drum Head The dr um sander m us t be bolt ed down t o a workbench or stand. I f you pur c hased o ne of t he JET stands, pl ace the sander bas e on t he stand and ali gn the hol es. Secure[...]

11 Dust Cover To open t he dust cov er, push in on t he knob (C, Fi gure 5) and l ift. The l a t ch can be adjusted using t he screw behi nd it. Du st Collection Dust col lecti on i s m andatory for a s af e w or k envi ron m ent and ex t ended abra siv e lif e. T he 22- 44 Pl us i s equipped with a 4” du st col l ection por t at t he top of the [...]

12 Succ es siv e w i ndings of the stri p s houl d be fl ush w i th prev ious windi ngs wit hout any overlap. 5. Mark the t railing end of the strip where i t cros s e s the ri ght (i nboard) end of the drum (F i gure 11). 6. Rem ove t he abrasive stri p fr o m t he dru m , and cut a taper as w a s done w i th the start ing edge (see Fi gure 8). No[...]

13 Grounding Instructions Elect rical co nnection s must be mad e by a qu alified el ectrician i n comp liance wit h all relevan t codes. Th is machi ne must be p r o perly ground ed to help preven t electri cal sho ck and po ssible fat al injur y. In t he e v ent o f a m alfunc t i on or break dow n, groundi ng provi des a path of l east resistanc[...]

14 Ext ensi on Co rds If an ex tension cor d i s necessary, m ake sure the cord r ating i s s uit able f or the a m per age listed on the m achine's m otor plat e . An undersize cor d w ill ca us e a dr op in l ine vo lt age resul t i ng in loss of power and ov erheati ng. The char t in Figur e 17 s hows the c orrect si ze cord t o us e ba sed[...]

15 Conv e yor Belt Tension an d Trackin g Conv eyor belt tension adj ustm ent may be necessary d uri ng the break-i n peri od to com pensate f or bel t stret ching. I MP ORT ANT : The conv eyor belt has been ov er- tensioned for the purpo s e of s hi ppi ng. Bef ore operati ng the sander, adjust the bel t t ens i on accor ding to the f ollowing ins[...]

16 3. Loos en the c onv ey or tak e-up screw nuts (A , Fi gure 20) t o reli e v e belt t ension, and sl ide the driv en roller fully inward. 4. Rem o v e the f our bolts that attach the conv eyor tabl e to t he base. Lift up the conv eyor tabl e and rem ove i t f rom m achine. Av o i d tear ing the belt on any edges underneath t he conv eyor bed. 5[...]

17 5. If the drum does not contac t the t h i ckness gauge to the s am e degree as the opposi te end of t he dr u m, a l ignm ent is necessary. To ali gn t he drum: 1. Loos en the f our 3/8” hex cap screws – two front , two rear (A, Figur e 22) . T h i s allows t he enti re drum carriage and shroud to be piv oted on two screws – one scre w i [...]

18 NOT E: Keep track of how m any r e v o l utions of the f ine tune knob are needed t o change drum ali gnment f or w i der (ov er 22”) sandi ng. W hen sanding narr ow s t ock (l es s than 22”) l oosen the f our s cr ews ( Figur e 22) and t urn fi ne t une adjust ment knob counterc lockwise t he same am ount as the i nitial wide san ding so th[...]

19 1. Repeat “Tensi on Rol ler Ali gnment” e x cept rai s e t he sanding dr um onl y 1/4 t urn o f the height adjustm ent handl e. 2. If bot h tension roll ers are causi ng snipe t hen ti ghten all f our hex nut s (E, Fi gur e 24) at thi s posit ion. 3. If only outf eed tensi on roll er causes sni pe, only tighten rear (outf eed) hex nuts on ea[...]

20 Selectin g SandSm art™ Feed R ates A f aster f eed rate al lows f aster sanding but f ew er re v o l utions of t he drum per i nch of sanding. A slo w er f eed rate prov ides m ore rev o l utions of t he drum per i nch of sanding to all ow a greater dept h o f cut and s m ooth sanding. Begi n experim enting with t he f eed rate set at about 40[...]

21 If t here is a signif icant thic knes s dif ference, the thi nner pi eces c an s l ip on t he conv eyor be l t if they do not cont act t he tensi on roll ers. Al so note that pieces thi cker t han 3/4” shoul d be longer than t he mi nim u m norm a l ly recomm ended to prev ent tippi ng of t he stoc k. Edge S anding W hen edge sanding, t he s a[...]

22 Tracker Kit (98-0080) Tr ackers dram at i cally r educe tracki ng adjust- m ents o f conv eyor belt s . They ar e already instal l ed on your sander. The f ollowing inf ormati on i s f or re-setti ng or repl ac i ng your trac kers, should t hat becom e necessary. Refer to Fi gure 28. 1. Di sconnect power to sander, and di sconnect m otor c or d [...]

23 A brasiv e Selection Guide Grit C ommon Appl icati on 24 ........ Abra si v e p lan i ng, su rf ac ing r ough-saw n bo ards, m a x imum stock rem ov al, g l ue removal. 36 ........ Abra si v e p lan i ng, su rf ac ing r ough-saw n bo ards, m a x imum stock rem ov al, g l ue removal. 50 ........ Sur f a cing and dim ensi oning boards, t rue i ng [...]

24 Tr oubleshoot ing: Motor and Electri c al Problems Trou ble Pr obable Ca use Re medy No inc o mi ng power. Check pl ug connecti ons. Connec t m ai n c or d to power source, and m otor cord i nto control box r ec ept acle. Cir cu i t fuse blown or breaker t ripped. Replace f use or re-set breaker . Sander wil l not start. Swit c h i s m a lf unct[...]

25 Trou ble Pr obable Ca use Re medy Conv ey or be l t out of adj ustm ent . Readjust c onv eyor belt; see page 15. Driv e or driven roll er needs adj usti ng. Readjust ; s ee page 16. Conv ey or be l t worn or def ec tiv e . Replac e con v e y or belt ; s ee page s 15 and 16. Driv e roller worn, bent , or varies i n diam eter side to side. Replac [...]

26 Tr oubleshoot ing: Operational Pr oblems Trou ble Pr obable Ca use Re medy Rippl es in sanded surf ace. (Non-unif orml y spaced ri ppl es). Unev en f eed rate. Check f or t hese condit i ons and re f er to prev ious Troubleshooti ng secti ons: Conv ey or be l t slips on driv e r oll er. Board sl i ps on con v eyor belt. Conv ey or gear motor sta[...]

27 Trou ble Pr obable Ca use Re medy Line or groo v e in stock. Inconsi s tent f eed rate. Do not stop or c hange t he f eed rate whil e feedi ng stoc k. Unsanded ri dge along l ength of piece (sandpaper appear s cl ean). Grit has been re m ov ed fr om backing. Av o i d thi s area o f dru m , or repl ace abrasiv e stri p . Optional A ccessori es 60[...]

28 Con vey or and M otor A ssembly[...]

29 Par ts List: Con vey or an d Motor A ssembly Index No. Part No. Descrip t ion Siz e Qty 1 ............... 323759 .................... Gear M otor ........................................................ 90 Volt D C .................. 1 2 ............... 72- 6014 ................... Strain Rel ief .................................................[...]

30 Dr um Head A ssembly[...]

31 Par ts List: Dru m Head A ssembly Index No. Part No. Descrip t ion Siz e Qty 1 ............... 70- 4102 ................... Motor , 1-3 /4 HP , 110-120 Volt w/Cord ................ ................................... 1 1A............. 70 - 4102MF C ........... M oto r Fan Co v er................................................ ..................[...]

32 56 ............. 11- 1000-04 .............. L o ck Was he r, Inte rn a l Too th .............................. 1 /4 ” ............................. 2 57 ............. 12- 2000-04 .............. He x Nu t ............................................................. 1 /4-20 ......................... 2 58 ............. 11- 1002-04 ..............[...]

33 Par ts List: Open S t and – #609 004 (Opt ional Accessory) Index P art No. No. Descrip tion Siz e Q ty. 1 .......... 40- 4040 ........................ Leg, Lef t ............................................................ ................................... 2 2 .......... 40- 4041 ........................ Leg, Ri ght (w i th TUF tool hol der)[...]

34 Par ts List: Clos ed Stand – #609005 ( Optional Accessory) Index No. Part No. Descrip t ion Siz e Qty 1 ............... 2244PLUS -401 ........ Ba se .................................................................. ................................... 1 2 ............... JSG96 -302.............. L ock Nu t .....................................[...]

35 Par ts List: I nfeed an d Outfee d Table s – #98 -2202 (Optional Accessory) Index P art No. No. Descrip tion Siz e Q ty. 1 .......... 2244PLUS -501 ............. Ta ble ................................................................. ................................... 2 2 .......... 2244PLUS -502 ............. Ba se Bracke t ................[...]

36 El ectri cal Connections WM H Tool Gr ou p 2420 Van t age Drive Elgin, Il linois 60123 Phone : 800 - 274-6848 www.wm htoolgr oup.com[...]