Jet GH-1440ZX manual

Operat ing In struct ions ZX Seri es L ath es Model s G H-1 44 0ZX /14 60ZX GH-1 640ZX / 1660 ZX GH-1 840ZX / 1860 ZX/1 88 0ZX GH-2 280ZX WMH T OOL G RO UP 2420 Vantage Dr iv e El g in, Illi nois 60123 Part No . M - 321910 Ph.: 800-274-6848 Revi sion G 11/05 www.wm ht oolgr oup. com Copyri ght © WM H Tool G r oup[...]

2 Thi s manual has been pr epar ed f or the owner and o pe rator s of a JE T ZX Seri es Lathe. I ts purpo se, aside from machine oper ation, is to pr o mote safet y us ing accept ed operati ng and maint enance procedures. T o obtai n maxim u m lif e and e ffi ciency from your lathe and to ai d in using it saf e ly , please read thi s manual thoroug[...]

3 Ta ble of Contents W arranty and Servic e .............................................................................................................................. 2 Tab l e o f Con tents .................................................................................................................................... 3 Warn ing ...........[...]

4 W arning 1. Read and under st and t he enti re owners manual befor e at tem pti ng ass em bl y or operati on. 2. Read and understand t he w ar ning s post ed on the m achine and i n thi s m anual. F ail ure t o c omply wit h all of these w arni ng s m ay cause s eri ou s inj ur y. 3. Replac e the warning l abels if t hey bec om e obscured or remo[...]

5 21. G i v e your work undiv ided attenti on. Looking around, c arr ying on a conv ersation and “ hors e- play” ar e carel ess acts t hat can result in serious i njur y . 22. Maint a in a bal anced stanc e at al l t im es s o t hat you d o not f a l l or lean agai nst m ovi ng part s. Do not ov er reach or use excessiv e force to perf orm any [...]

6 The f oll owing speci f i c ati ons w ere c ur r ent at t he tim e t his manual was publi shed, but becau se of our poli cy of conti nuous im pr o v em en t, W MH Tool Group reserv es the ri ght to change specif icati ons at any tim e and without pri or notic e, without i ncurri ng obli gations. Speci fications Model Nu m ber ....................[...]

7 Speci fications Model Nu m ber ...................................................................... G H-1640ZX .............................. G H-1660ZX Stoc k Nu m ber .............................................................................. 321930 ..................................... 321940 Capaci ties: Sw ing o v er B ed ( in.) .......[...]

8 Speci fications Model Nu m ber .................................................... G H-1840ZX ............... G H-1860Z X ............... G H-1880Z X Stoc k Nu m ber ........................................................... 321950 ...................... 321960 ...................... 321970 Capaci ties: Sw ing o v er B ed ( in.) ...............[...]

9 Speci fications Model Nu m ber ........................................................................................................................ G H-2280ZX Stoc k Nu m ber ................................................................................................................................ 321980 Capaci ties: Sw ing o v er B ed ([...]

10 Unpacking Open shi pping cont ai ner and check f or shippi ng dam age. Report any dam age immedi a tel y to your di stri butor and shippi ng agent. Do not discar d any shi pping m ateri al until t he Lathe is assem bl ed and runni ng properly . Com pare t he content s of your cont ai ner with t he f ollowing part s li s t to make sure al l part [...]

11 Uncrating a nd Cleanup 1. F inish rem oving t he w ooden c rate f r o m around the l at he. 2. Unbolt the l athe f rom t he shippi ng crat e bo ttom. 3. Choose a locat ion f or the l athe t hat is dry, has good l ight ing, and has enough room t o all ow s ervi ci ng the l at he on all f our s i des. 4. S ling t he lat he as shown i n Fi gure 1, [...]

12 3. Inspect the cam l ock studs. Mak e sure t hey hav e not beco m e c racked or broken dur ing transi t. C l ean al l parts thor oughly w i th solv ent. Also cl ean the spi ndle and camlocks . 4. Cov er all chuck j aws and scrol l i nside t he chuck wit h #2 lit hium t ube gr ease. Cov er t he spindl e, cam loc ks, and chuck body wit h a l i g h[...]

13 Drai n oil c o m pl etely and re fi ll a f t er the fi rst three m onths of operation. Then, c hange oil in t he apron annual ly. P u ll knob ( C, Fi gure 5) on the one- s hot lube system and hold f or sev era l seconds to al low oil to fill the pump. W hen the k nob is rel eased, oil will fl ow through v ar ious oi l lines to l ubri cate t he w[...]

14 The m ain motor is rat ed at 7-1/ 2 HP (or 10HP f or model 2280Z X), 230/ 460V and c om es f rom the f ac tory prewired at 230V. Confi rm that power av a i l able at the lat he’s loc ation is the sam e rati ng as the lat he. Power is connected pr oper ly when r otat ing t he f orward-rev erse knob (E , Fi gure 12) to t he lef t posit ion cause[...]

15 Car riage The car ri age (C, Fi gure 10) i s m ade f rom hi gh quali ty cast ir on. The cross-sl ide ( E, F igur e 10) is mount ed on the carri age and mo v es on a dov etail ed slide which c an be adjusted f or play by m eans of t he gibs. The com pound sli de (D, Fi gure 10) whic h is T- slot ted, and m ounted on the c ross sl ide ( E, Fi gure[...]

16 To set t he steady rest: 1. Loosen thr ee hex socket cap s c r ews. 2. Loosen k nurled scr ew and open sli ding fi ngers until the steady rest can be m oved with i ts finger s around the w or kpi ece. Secur e t he steady rest i n pos i ti on. 3. Set t he fi ngers snugly t o the workpiec e and secure by ti ghteni ng thr ee hex s ocket cap scre ws[...]

17 5. Comp ound Slide (L, Fi gure 13) i s l ocated on top of the c ross s l ide and c an be rotat ed 360°. There ar e calibr ations in degr ees (M, Fi gure 13) bel ow the rest t o a s si st in plac e m ent of t he com pound sli de to t he desired angl e. 6. Comp ound L ock (not shown): Lev er loc ated on back of compound sli de. Tur n cl ockwise t[...]

18 15. Co mpound Rest Traverse Han dl e (J, Fi gure 13): Locat ed on the end of the com pound sli de. Rot a te cl ock w i se or counter cl oc k wise t o posi ti on. 16. T ool P ost Cl amping L ever (K, Figur e 13): Located on t op of the t ool pos t. Rotat e counter cl ockwise to l oosen and cl ockwise to ti ghten. 17. T a il stock Qui ll Clamp ing[...]

19 Operation Feed and Thr ead Selec tion 1. Ref erence t he feed and t hread chart on the front of the headstock ( A, Fi gure 16). 2. Mov e lev ers and knob s (B/ C/D/ E , Fi gur e 16) to t he appropri ate posi tion accor ding t o the f eed and thread chart . T h read C ut ting 1. S et f orward/rev erse lev er (F, Fi gure 16) to desired di recti on[...]

20 Remov ing Gap Section 1. To r em ove t he gap secti on, rem ov e f our hex socket c ap scre ws , and two hex c ap bol ts. 2. Ti ghten the hex nut s on the t apered ali gnment pins to l oos en the pi ns. Onc e loosened, t hey can be rem ov ed. 3. Gap sect i on can now be removed. I nstallin g Removable Gap Secti o n 1. Clean the bot tom and the e[...]