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Powermatic 1285 - page 1
Opera ting Instructions and Parts M anual 12-inch Jointer Model 1 285 For ma chines w ith se rial no. 1310 2013913 and h igher Pow ermatic 427 New Sanf or d Road LaVergne, Tennessee 37086 Part No . M-0460216 Ph.: 800-274-6848 Revi s i on E 04/2014 www.powerm ati c. c om Copyri ght © 2014 Powerm ati c This .pdf document is bookmarked ...
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Powermatic 1285 - page 2
2 1.0 Warra nty and Service Powe r m atic war rants e very product it se lls against m anufactu rers’ de f ects. If one of ou r too ls ne e ds se rvi ce o r re pair, 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 im e period spe ci ...
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Powermatic 1285 - page 3
3 2.0 Table of Co ntents S e c t i o n P a g e 1.0 Warranty and Service ............................................................................................................................... ...... 2 2.0 Table of Conten ts ........................................................................................................ ......... ...
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Powermatic 1285 - page 4
4 3.0 War nings 1. Read and under st and t he enti r e ow ner’s manual befor e att em pti ng ass em bl y or operation. 2. Read and understand t he w arni ngs po sted on the m achi ne and in thi s m anual. Fail ure to comply wit h all of these warning s may cause s eri ous i nj ury. 3. Replac e the warning l abe l s if t hey become obscured or rem ...
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Powermatic 1285 - page 5
5 19. Keep vi sitor s a sa f e di stance from the work area. Keep child ren aw ay. 20. Make y our workshop chi l d proof wit h padl oc k s, m aster swit c hes or by r em ov i ng s t arter k eys. 21. G i v e your work undiv ided attenti on. Looking around, c ar ryi ng on a con v ers ati on and “horse-play ” are carel ess acts that can result i n ...
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Powermatic 1285 - page 6
6 Fam ili arize y our self wit h the foll owing saf ety notic es used i n thi s m anual : This m eans that if precauti ons are not heeded, it m ay result i n mi nor injury and/or possibl e m achine dam age. This m eans that if precauti ons are not heeded, it m ay result i n serious injur y or pos sibl y ev en deat h. - - SA VE THESE I NSTRUC T IONS ...
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Powermatic 1285 - page 7
7 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 shi pping agent. Co m pare the c ontents of your container w i th t he foll ow ing part s li st to m ake sure all parts are i ntact . Mi s si ng parts, i f any , should be rep orted to y our dist ribut or . Read t h ...
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Powermatic 1285 - page 8
8 7.0 A ssem bl y Too l s need fo r assembl y: 10mm hex wrench (pr ov i ded) 10-12mm co m bi nation wrench (pr ov ided) fork li ft or h oist w ith s traps cros s-poi nt screwdriv er 1. Rem o v e t op and sides of crat e fr o m around the m achi ne. 2. Rem o v e t he dust hood and the f ence assem bly from the skid. Reach i nto the stand an d remov ...
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Powermatic 1285 - page 9
9 7.2 Switch A rm The arm (Figur e 3) on w hic h the push button swit c h i s locat ed is shipped i n the do w n posi ti on. The arm should be pivot ed to upright posi tion as shown. Ti ghten t he two s cre ws with a 10m m wrench. 7.3 Dust Hood Bef ore attac h ing t he dust hood, mak e sure t he hole i n the dust c hute i s conceal ed by the d ust ...
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Powermatic 1285 - page 10
10 8.1 Voltage C onver sion The M odel 1285 Joi nter is wired f or 1- phas e, 230 v olt only; or 3- phase, 230/ 460 v olt. The 3- phase m odel i s pre-wired at the f act ory for 230 v o lt. How ev er, if y ou w i sh to conv ert y our 3- phase j oint er f rom 230 v olt to 460 v olt, proc eed as foll ows : 1. Di sconnect m achi ne fr o m pow er sourc ...
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Powermatic 1285 - page 11
11 9.0 A d justm ents Disco nnect join ter from powe r su pply be fore mak i ng a djust me nts . 9.1 Driv e Belt T ension To c hec k the t ensi on of t he driv e be lt s: 1. Remove the t hree cap nuts and f l at was her s on the pul ley c o v er with a 9/ 16 wrench, and rem o v e the guard t o expose t he belts and pull eys. See Figur e 9. NOT E : ...
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Powermatic 1285 - page 12
12 2. Place a str aight edge on the outf eed tabl e and ex tendi ng o v er the cut terhead, as shown in F i gure 13. 3. Roc k the cut terhead sl ight ly so that a knif e ti p contacts the strai ght edge. If the knife ti p just contact s the str a i ght edge wit hout m o v ing the strai ght edge, then t he outf eed tabl e i s at t he proper hei ght. ...
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Powermatic 1285 - page 13
13 9.3 Set ti ng Infe ed T abl e He ight (Depth of C ut) 1. To set the cut ti ng depth, l oosen handwheel (A, Fi gure 17) by tur ni ng count er cl oc k wise. 2. Mov e table adj ustm ent arm ( B, Fi gure 17) up or do w n t o rai s e or lower inf eed t able. The poi nter (C, Figur e 17) shows t he depth of c ut on t he adjoi ning scale. 3. Ti ghten h ...
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Powermatic 1285 - page 14
14 5. It i s recomm ended w hen r eplaci ng kniv es that you clean the k n if e sl o t s in the cut terhead. Rem ove t he gib al ong w i th t he gib scr ews , and rem ove t he two springs. Clean t he cutt erhead slot of any debri s or dust that might prevent t he knif e from seati ng properl y. Al so clean t he gib, gib scre ws , and spri ngs. Cl o ...
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Powermatic 1285 - page 15
15 9.5 Repl acing Kn ife I nser ts (Helical Cu tterh ead) Joi nter knif e insert s are very sharp . Use care and pro ceed slow ly when wo rking with or around the cu t terhead. The hel ical cu tt erhead i s a soli d s teel design that holds 42 two- s ided k nif e inserts, and t w o rabbet knif e inserts on the out board end of the cutt erhead. Repl ...
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Powermatic 1285 - page 16
16 9.6 Fence A d ju stmen t s The f ence (A, Fi gure 22) t ilts backward and f orward to 45 degrees. I t has a 90-degree stop (B, Figure 22) and a 45-degre e s top ( C, Fi gure 22). To tilt fe nce forwa rd: 1. Loosen t he lock handl e (D, Figur e 22) and til t the fenc e f orward us i ng the handle ( E, Fi gure 22). NOTE: Lif t up sli ghtl y on t h ...
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Powermatic 1285 - page 17
17 To ch eck and adjust th e 45- d e gree stop : 1. Loosen l ock handl e (D, F igure 22) and til t f ence until it c ont acts the 45-degree stop (C, Fi gure 22). 2. Pl ace a machi nist’s protrac tor or simil ar devi ce set at 45 degr ees on the t able and against t he f ence. 3. If adj ust m ent i s necessary, loosen the hex nut on t he s top scr ...
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Powermatic 1285 - page 18
18 TI P : If workpi eces of t he same siz e are constant ly bei ng run on the j oi n t er, the operat or m ay wish to occasi onall y adjust the f ence f orward or back ward to prev ent w ear on only one area of t he knives. 11.1 Hand P lacemen t At the star t of the cut, the left hand holds the workpiec e fi r ml y against t he inf eed table and f ...
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Powermatic 1285 - page 19
19 A ra bbet cut r equir es removal of the cutt erhead guard. Use extreme cau tion an d keep hand s c l ear of cut terhead. A lw ays repl ace guard immed iatel y after rabbetin g operation is comp leted. Use push bloc ks to rabbet c ut whenev er possibl e. T he rabbet ing c apacity i s 3/ 4”. 1. Di sconnect m achi ne fr o m pow er source. 2. Set ...
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Powermatic 1285 - page 20
20 12.0 Maintena nce Disco nnect mach i ne f rom powe r so urce befor e pe rform i ng a ny main tenance. F ailure t o compl y may cause se r ious in jury. Check all screws and fast ener s occa sional ly and keep t hem ti ghtened securel y. Inspect cords; a cord t hat i s f ray ed or da m aged in any w ay should be repl aced imm ediat e l y . The t ...
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Powermatic 1285 - page 21
21 6. Sli de the cutter head out the rabbeti ng si de. 7. Loosen hex cap scre w (A, Fi gure 33) and rem o v e pu ll ey (B, Figur e 33) and key (C, Fi gure 33). 8. Loos en s c rews (D, Fi gure 33) on both si des and rem o v e beari ng cap p lat es (E, Fi gure 33). NOT E : Fi gure 33 shows the pull ey end of the c utterhead. The proc edure is s i mil ...
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Powermatic 1285 - page 22
22 12.4 Wh etting Kn ives (Str aight Cu tterh ead) W hen knives becom e dull enough so that i t i s noti ceabl e w hen c utti ng, t hey should be resharpe ned or repl aced. A sharp knif e w ill work easier and l ast l onger. The penal t y pai d for a dull knif e is less blade li fe and greater w ear and tear on all parts o f t he machi ne. Joi nter ...
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Powermatic 1285 - page 23
23 13.0 Troublesho oting the 1285 Joi nter 13.1 Oper ating Pr o blems Trouble Probabl e Cause Rem edy Finis h ed stock is concav e on back e n d. Kni f e is higher than outfeed table. Rais e outf eed tabl e unti l it aligns with t i p of kn if e. (s ee section 9.2) Finis h ed stock is co n ca v e on fr on t en d . Ou tfeed table is higher than knif ...
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Powermatic 1285 - page 24
24 13.2 Mech anical and Electr ical Pr oblems Trouble Probabl e Cause Rem edy Mach in e will n ot start/restar t or repeatedly trips circuit breaker or blows f use s. No in comi n g pow er. Verify unit is connected to power, and on - s wi tch is push ed in co mple t ely. Overload automatic res et has not reset. W h en join ter overload s on the cir ...
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Powermatic 1285 - page 25
25 14.0 Optional A ccessories 6292535 12” Joi nter Kniv es (set o f 3) 6400013 Carbi de I nsert Knives f or Heli cal Head (set of 10) PJ1696- 011 Rabbet I nsert s for Helic al Head ( s et of 2) PJ1285- 109B Contac t or, 3PH, 460V 15.0 Replacem ent Parts Replac em ent parts are li sted on the f ollowing page s. To order par ts or reac h our ser v ...
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Powermatic 1285 - page 26
26 15.1.1 Stand A ssembly – P arts List Ind ex No. Part No . Descrip t ion Siz e Qty 1 ............... PJ 1285-101 .............St and .......................................................... ......................................... 1 2 ............... TS- 0680041 .............Fl a t W as her ................................................. 3 ...
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Powermatic 1285 - page 27
27 15.1.2 Stand A ssembly – E x p l o d e d Vi ew ...
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Powermatic 1285 - page 28
28 15.2.1 Tabl e Assembly – Parts List Ind ex No. Part No . Descrip t ion Siz e Qty 1 ............... 6292525 ...................Ba se ............................................................ ......................................... 1 2 ............... 6292526 ...................Ba r, Tab l e Ra isin g L ink ................................ ...
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Powermatic 1285 - page 29
29 15.2.2 Tabl e Assembly – Exploded View ...
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30 15.3.1 Mot or Pu lley Assem bly – P arts List Ind ex No. Part No . Descrip t ion Siz e Qty 1 ............... 6292512 ...................Mo tor ........................................................... 3H P 3PH .......................... 1 ................. 6292512-M F ............M oto r Fa n (not s ho w n) ................................ f ...
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Powermatic 1285 - page 31
31 15.4.1 Cutter head Gu ard A ssembly – P arts List Ind ex No. Part No . Descrip t ion Siz e Qty 1 ............... 6292581 ................... Ledge, Rabbet ............................................. ......................................... 1 2 ............... 6292582 ...................Gu ard ................................................ ...
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Powermatic 1285 - page 32
32 15.5.1 Strai ght Cutter head Assem b ly – Parts L ist Ind ex No. Part No . Descrip t ion Siz e Qty ................. 6292550 ...................C utte r head Ass em bl y (It em s 1 thru 19)……… .......................................... 1 ............... 6292561 ...................C utte r head ............................................ ...
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Powermatic 1285 - page 33
33 15.5.2 Strai ght Cutter head A ssembly – E xploded View ...
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Powermatic 1285 - page 34
34 15.6.1 He lical Cutt erhead A ssembly – P arts List Ind ex No. Part No . Descrip t ion Siz e Qty ................. PJ 1285-600 .............Cutte r head Ass em bl y (It em s 1 thru 22)……… .......................................... 1 ............... PJ 1285-601 .............Cutte r head .................................................. . ...
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Powermatic 1285 - page 35
35 15.6.2 Hel ical Cu tterh ead A ssembly – Expl o de d View ...
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Powermatic 1285 - page 36
36 15.7.1 Fen ce A ssembly – Par t s L ist Ind ex No. Part No . Descrip t ion Siz e Qty 1 ............... 6292592 ...................S upport, F ence ............................................ ......................................... 1 2 ............... 6292593 ...................Br ack et ...................................................... ...
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Powermatic 1285 - page 37
37 15.7.2 Fen ce A ssembly – Explod ed View ...
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Powermatic 1285 - page 38
38 16.0 Electri ca l connections for 1285 Jointer 16.1.1 Elec trical con nection s for 1-Ph ase on ly ...
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Powermatic 1285 - page 39
39 16.1.2 Elec trical con nection s for 3-Ph ase on ly ...
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Powermatic 1285 - page 40
40 427 New Sanf or d Road LaVergne, Tennessee 37086 Phone: 800- 274-6848 ww w .pow er matic.c o m ...
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