Instruction/ maintenance manual of the product 720HD Jet Tools
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Opera ting Instructions and Parts M anual Heavy -D uty Mort iser Model 7 20HD WMH T OOL G ROUP 2420 Vantage Dr iv e El g in, I llinoi s 60123 Part No .
2 Thi s m anual has been prepared f or the owner and operat ors of a P ow er mati c Model 720HD Morti s er. I ts purpose, as i de f ro m machine oper ation, i s to prom ote safet y us ing ac cepted operat ing and m a i ntenance procedur es.
3 Ta ble of Cont ents W a rrant y and Servic e .............................................................................................................................. 2 Tab le o f Con tents ......................................................
4 W a rning 1. Read and under st and t he enti r e owners manual befor e att em pti ng ass em bl y or operati on. 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 w arni ngs m ay cause s eri ous inj ury.
5 21. Mai ntain a bal anced stanc e at al l times so that y ou do not f all or lean agai nst t he auger and chi sel or other m o v i ng part s. Do not ov erreach or use exc essiv e f orce to perform any machine oper at ion. 22. Use the ri ght t ool at the corr ect speed and feed r ate.
6 Introduct ion Thi s manual i s prov ided by W MH Tool G roup cov ering the saf e operati on and m aintenanc e procedure s f or a Model 720HD Hea v y-Duty Mortiser. Th i s m anual cont ains instr uctions on install ation, s af ety precaut i ons, general operati ng proc edures, mai ntenance i nstructi ons and parts breakdo wn.
7 Unpacking Rem o v e all crating and pl astic f ro m around the Mort i ser. Check f or shipping dam age; report any dam age immedi a t ely to your d i stri butor and shippi ng agent. Do not discard any shi pping m a t erial until the Mor t i s er is assembl ed and runni ng properl y .
8 A s sembl y Tool s re qu i re d for assemb l y f orklift or hoi st wit h s tr aps/sl i ngs 14mm wrench (pr ov i ded) 4 and 6mm hex wrenches (prov ided) 1. Rem o v e the four s c rews that secure t he Mort iser to the wood pall e t, using a 14mm wrench.
9 In stalling Bushing, Chisel an d A uger 1. The m orti s er should be disconn ected f rom power source. 2. Open t he c huck access cov er (A, Figur e 3). 3. I nsert a bu s hi ng (B, Figure 3) i nto t he hole with t he bushing’ s hol e faci ng the f ront toward the set scre w (C, Fi gure 3).
10 Thi s m achine m ust be grounded. In the ev ent of a m alfunc tion or br eakdown, grou nding pr ov i des a path of least resi s tance f or elec tric current to reduce t he risk of el ectri c shock . Impr oper connect ion of the equi p m ent- groundi ng conductor can resul t in a r isk of elec tric shock.
11 A d justments Squ ar in g T a ble To Ch isel 1. P lace a sq uare upon t he tabl e and agai nst the chi sel, as s hown i n Fi gure 6. 2. If the tabl e and chisel are not perpendic ular to each ot her, l oosen the tabl e’s stud with the at t ached hex wrench (A, Fi gur e 6) .
12 Chuc k Ext ensi on Ad apt or The pr o v ided Chuc k Ex tension Adapt or is u s ed to l ow er the c huck for us e wit h af ter-market chi s els (chi sels other t han tho s e su ppli ed w i th your m achine) t hat m ay requir e a s pacer due to v ar y ing lengt hs in shanks.
13 Latera l (X A xis) Use the han dl e (A , F igur e 12) to m ov e the head righ t or le ft. Th e la tera l s top s s hould b e s et in accor dance w i th t he l ength of t he m ortise cut (see “Set t ing Lat er al Stops”). Up/D o wn ( Z A xis ) Handle B , F igur e 12.
14 Chisel P arallel to Wor kpiece For accurate m ortise cuts, t he chisel must be paral lel t o t he w or kpiec e. The workpi ece s houl d be cut sq uare f or thi s adj ustm ent t o be accurat e.
15 Gib fo r F r o nt-to - Back Movemen t 1. Rem o v e the t w o screws on the pl eated dust cov er (F, Fi gure 18) and m o v e the dust cov er out o f t he way.
16 Operation General operati ng pr oc edur e: 1. P osit ion workpi ece on tabl e and secure w it h clamp. 2. Set dept h stop. 3. For l ateral c uts, adjust posi tiv e s tops accor di ng to lengt h of cut. 4. P os it ion head f ront-t o-back and l aterally f or the first cut.
17 Sh arpen ing Chisel and A uger The chi sel and auger shoul d be kept sharp f or best perf ormanc e. If cutti ng operati ons requi re ex cess iv e forc e, the chi s el and/or auger are probabl y dull and shoul d be s harpen ed. Bl unt edges wi ll giv e inac c ur at e m orti ses and can l ead to ov erheati ng and breakage of chisel or auger.
18 Tr oubleshoot ing Trou ble Proba b le Ca use Re me dy No inc o m i ng power. Check all p lug c onnec ti ons. Fuse bl own, or c i rcuit breaker tripped. Repl ace fuse, or r eset ci rcuit breaker. Cord dam aged. Replac e cord. Mort iser will not star t .
19 720HD Heav y Du t y Mor tiser.
20 Par ts List: 720H D Heav y Du ty Mortiser Index No. Part No . Descrip t ion Siz e Qty 1 ............... 720 HD -1 01.............. Sta nd................................................................. .................................. .1 1 .....
21 57 ............. 7 20 HD -157.............. Cy li nder Head .................................................... ................................... 2 58 ............. 7 20 HD -158.............. Cy li nder ..........................................
22 11 6 ........... 720HD-1116 ............ Allen Wren ch ..................................................... ................................... 1 11 7 ........... TS- 1514031 ............ Fla t H ead Socket Scr ew .................................
23 El ectri cal Connections.
24 WM H Tool Gr ou p 2420 Van tage D r i ve Elgin, Il linois 60123 Phone : 800-274-6848 www.wm h t oo lgroup.com.
An important point after buying a device Jet Tools 720HD (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Jet Tools 720HD yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Jet Tools 720HD - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Jet Tools 720HD you will learn all the available features of the product, as well as information on its operation. The information that you get Jet Tools 720HD will certainly help you make a decision on the purchase.
If you already are a holder of Jet Tools 720HD, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Jet Tools 720HD.
However, one of the most important roles played by the user manual is to help in solving problems with Jet Tools 720HD. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Jet Tools 720HD along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
