Lincoln Electric LN-7 GMA WIRE FEEDERS - Manual

LN-7 and LN-7 GMA Wire Feeders
(2 and 4 Roll Models)
OPERATOR’S MANUAL
Safety Depends on You
Lincoln arc welding and cutting
equipment is designed and built
with safety in mind. However, your
overall safety can be increased by
proper installation ... and thought-
ful operation on your part. DO
NOT INSTALL, OPERATE OR
REPAIR THIS EQUIPMENT
WITHOUT READING THIS
MANUAL AND THE SAFETY
PRECAUTIONS CONTAINED
THROUGHOUT. And, most
importantly, think before you act
and be careful.
IM351-C
June, 2010
VOL
TS
NE
GA TIVE
ELECTRODE POLARITY
PO SITIV
E
THE LINCOLN ELECTRIC CO.
CLEVELAND, OH U.S.A.
D o n ot to uc h liv e el ec tri ca l p ar ts o r e le ct ro de w ith
sk in o r we t c lo th in g
In su la te y ou rs el f f ro m w or k an d g ro un d.
A lw ay s w ea r d ry in su la tin g gl ov es .
D o no t u se A C w el de r if yo ur c lo th in g, g lo ve s or w or k
ar ea is da m p or if w or ki ng o n, u nd er o r i ns id e
w or kp la ce .
U se th e fo llo w in g eq ui pm en t:
S em ia ut om ati c DC c on st an t v ol ta ge (w ire ) w el de r.
D C M an ua l ( st ic k) w el de r
A c w el de r w ith re du ce d vo lta ge co nt ro l.
D o no t o pe ra te w ith p an el s re mo ve d
D is con nec t i np ut p ow er b ef or e se rv ic in g.
ON LY Q UA LI FI ED P ER SO NA L SH OU LD IN ST AL L, U SE O F S ER VI CE T HIS
EQU IP M EN T. R EA D AND F OL LO W T HE M AN UF AC TU RE ’S IN ST RU CT IO NS ,
EM PL OY ER ’S SA FETY P RA CT IC ES A ND M AT ER IAL S AFE TY D AT A SHE ETS
(M SD S) F OR C ON SU MA BL ES .
VM M 16 19 6
ELE CT RI C SH OC K ca n ki ll
W
ARNING
RE AD T HI S W AR NI NG , P RO TE CT Y OU RS EL F & OT HE RS .
Se e Am er ica n Na tio na l S ta nd ar d Z 49 .1 "S af et y in W eld in g an d Cut tin g" , p ub lis he d by th e Am er ica n W el di ng S oc ie ty,
55 0 Le Je un e Rd ., M iam i, F lor ida 3 31 26 ; O SH A Sa fet y an d He ath S tan da rd s, 29 C FR 1 91 0 Av ail ab le fro m U .S . G ov er nm en t
Pr in tin g O ffic e, W ashi ng to n, D .C . 2 04 02. D O NO T RE M O VE T HI S W AR NI NG
AV ER TI SE M EN T: L A SOUDU RE A L’ AR C CO M PO RT E DE S RI SQU ES DE
BL ES SR ES P UR L’O PE RA TE UR O ULE S PE RS ONN ES DAN IS LA Z ON E DE
TR AV AI L. C ONS UL TE R LA N OT IC E TEC HNIQ UE A VA NT U TI LI SA TI ON .
FUM ES AN D GA SE S ca n be
dang er ou s to your he al th
Kee p you r h ea d ou t of fu m es .
Us e en ou gh ve nt ila tion o r e xh aus t at th e ar c, or bo th ,
to ke ep fu m es a nd ga se s f ro m yo ur br ea th ing wo ne a nd
ge neral a re a.
W ELD IN G SP AR KS c an c au se
fire or e xpl os io n.
Do no t w eld ne ar fla m m ab le m at er ial .
Do no t w eld o n co nt ain er s w hic h ha ve h eld flam m abl e
m at er ial
AR C RA YS ca n inj ure e ye s and
burn sk in.
W ea r e ye e ar a nd b od y p ro te cti on
LN
-7 G
MA
CO
NTR
OL
WIRE SPEED
INCHES PER MINUTE
100
200
150
250
700
650
600
550
500
450
400 350 300
SE RIA L N O.
CODE NO.
LN
-7
NE M A E W 3
115 V, 5 0/6 0 H Z
A M PS
Th is m achin e a nd the acc essorie
s a re co vere d b y o ne o r m ore of t he
follo win g p ate nts: U nited sta tes 3,8 06 ,69 5; 3 .97 5,6 16 ; 4,2 46,4 63;
4,2 47,7 51 ; Au stra lia 46 7,4 47; 499 ,502 ; 51 7,1 20; 52
5,5 41; Bra zil 7 9,7 87 ; P I
7,8 03 ,42 1; P I 7,9 05, 509 ; C an ad a 9 65,4 87; 1,0 41,1 81 ; 1, 093 ,15 9; 1 ,11 9,6 74 ;
Eur ope an Pa
ten t 8 52 7 (Fr an ce, W est Ge rm any , U nite d K ingd om ,
Ne the rlan ds, Italy , S we de n); Fr ance 73. 0147 7; 7 5 34 47 7; 7 8 1 475 7l Ita ly
1,10 2,5 02 ; M exico
147 ,01 9; S . K ore a 1 906 4; S we den 780 5112 -5; Unite
d
Kin gdo m 1 ,52 9,7 26; 1,5 79,7 00; W . G erm any 25 50 2 78; 28 2 3 2 93.
Ot her pa tent s p en din g.
LN-7 GMA shown with optional
K417 digital meter kit and K418
GMA timer kit.
For machines with code numbers: 9100 and above
• Sales and Service through Subsidiaries and Distributors Worldwide •
Cleveland, Ohio 44117-1199 U.S.A. TEL: 216.481.8100 FAX: 216.486.1751 WEB SITE: www.lincolnelectric.com
• World's Leader in Welding and Cutting Products •
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