IM355-CJune, 2010)165CH5?5=4B>=/>DLincoln arc welding equipmentis designed and built with safe-ty in mind. However, youroverall safety can
$)*""*%$ "$#1=4"$#-9A55545A*$")&*%$)$&+*&%-(Supplied by power source:
$)*""$*"$#(%""$(%""#%")**$*-((")*$Both the 2-Roll and 4-Roll
(%+*$*"*(%The electrode supply may be either from reels, Readi-Reels, spools, or bulk packaged drums or reels.Observe the foll
$)*""*%$ "$#1=4"$#-9A55545A+(P)*($(""#&%$$*$*&%-($&
Figure A.9 is a connection diagram for connecting theLN-9 GMA to V300 power sources. The connection ismade with a K596 cable assembly, which h
$)*""*%$ "$#1=4"$#-9A55545AFIGURE A.4 – CONNECTION OF LN-9 GMA TO DC-250, DC-400, and CV/CVI POWER SOURC
$)*""*%$ "$#1=4"$#-9A55545AFIGURE A.5 – CONNECTION OF LN-9 GMA TO DC-600 POWER SOURCESAbove diagram show
$)*""*%$ "$#1=4"$#-9A55545AFIGURE A.6 – CONNECTION OF LN-9 GMA TO DC-1000 POWER SOURCESAbove diagram sho
$)*""*%$ "$#1=4"$#-9A55545AFIGURE A.7 – CONNECTION OF LN-9 GMA TO PULSE POWER 500 POWER SOURCESAbove dia
$)*""*%$ "$#1=4"$#-9A55545AFIGURE A.8 – CONNECTION OF LN-9 GMA TO IDEALARC R3S-400, R3S-600, R3S-800 P
%($$?>F5A545@D9?<5=C1.a. Turn the engine off before troubleshooting and maintenancework unless the maintenance work requires it to be ru
$)*""*%$ "$#1=4"$#-9A55545AFIGURE A.9 – CONNECTION OF LN-9 GMA TO V300 POWER SOURCESN.A. Welding cabl
$)*""*%$ "$#1=4"$#-9A55545A#$(%+$$LN-9 GMA wire feeders are grounded to the powerso
$)*""*%$ "$#1=4"$#-9A55545A%$$*$*+$"*%*-((A variety of gun and cable a
%%!$+&#)"$)/"$( <1H 5G?;>45 9641<1754• Gas under pressure is explosive. •· Always keep gas cyl
"$#1=4"$#-9A55545A%&(*$$)*(+*%$)Read and understand this entire section of operatinginstructions op
$(")(&*%$The LN-9 GMA 2-Roll and 4-Roll semiautomatic wirefeeder models feature the precise "set and forget" dig-i
%$)*$*,%"*&%-()%+()The following welding system power sources are avail-able for use with all LN-9 GMA models:The Idealarc®DC-25
%&(*%$ "$#1=4"$#-9A55545A%$*(%")$)**$)Operator controls for LN-9 GMA models are shown inFigure B.3
+(P-((%$*(%")%("$#%&(*%$ "$#1=4"$#-9A55545A
%&(*%$ "$#1=4"$#-9A55545A+(P-((%$*(%")%("$#
)*/99 99ARC RAYS can burn.4.a. Use a shield with the proper filter and coverplates to protect your eyes from sparks andthe rays of the a
%&(*%$ "$#1=4"$#-9A55545A(+*(!($(%+$$"&(%**%("& ()* )-*
If such a grounding lead fault occurs, the meter will stillbe on and will be reading. The trigger circuit will notoperate, however. To release
(,(%""$)*""*%$$$ (, (%"") %( (%""-(()To change drive rolls on a 2-roll
CLAMPING COLLARDRIVEROLLHALVESSPACER(IF REQ'D)KEYOUTPUTSHAFTGUIDE TUBE DETAILOUTGOINGGUIDE TUBEINSERTOUTGOINGGUIDE TUBELARGERADIUSDRIVE
$$ (, (%"") %( (%""-(()To change drive rolls on a 4-roll wire feeder, refer toFigure B.6 and per
%&(*%$ "$#1=4"$#-9A55545ACLAMPINGCOLLARSPACER (IFREQUIRED)DRIVEROLLHALVESOUTGOINGGUIDE TUBEINSERTOUTGOINGGU
%&(*%$ "$#1=4"$#-9A55545A-("%$">149=71C>"2C>:7(5149(55;&
"%$*%"*%!)&%%"#*(%("!$$()"%"The Spindle should
"%$$"%")%$R)&$" !>A!-9A5(55;)C1=4 +)*"-(("(!The mount for
$"*(%$(! +)*#$*1. Turn the reel until the free end of the electrode isaccessible. 2. While tightly holding the electrode,
)*/999 999FOR ELECTRICALLYpowered equipment.8.a. Turn off input power using the disconnectswitch at the fuse box before working onthe equipment.8.b
%&(*%$ "$#1=4"$#-9A55545A"(%""&())+()**$The idle roll pressure is set at the f
#!$*)*-"$ +)*$"$#()&%$)$)*(*$(*()*) +)**&%-()%+(>A1.
,%"*%$*(%"()&%$)The LN-9 GMA is provided with selectable voltage con-trol response. Proper setting depends on the power
#!$-"1. Inch the electrode through the gun and cable andthen cut the electrode within approximately 3/8" ofthe end of the contact ti
+."(/'+&#$*%$**)The power for 115 volt AC auxiliary equipment can beobtained from the terminals inside the LN-9 GMA con-trol
**$*-((")*$)The mounting hardware for mounting the stands isincluded with the LN-9 GMA. Screws and washers areinserted
+$,()"-((")*$!Includes a 2" (51mm) O.D. Spindle with adjustablebrake and two locations for mounting
-(())%()+($!*#(!*!Provides a precise control of the electrode burnbackat the end of the weld. Prevents crater sticking
))%() "$#1=4"$#-9A55545A#*#(!*!Provides the following functions:1. Preflow Control - Provides flow
))%() "$#1=4"$#-9A55545A)-,"&"*%(#!For all LN-9 GMA wire reel stand combinatio
)*/9E 9E&(K+*%$))S(*KPour votre propre protection lire et observer toutes les instructionset les précautions de sûreté specifiques
!#$*)&(*%(The K58 is a permanent magnet type separatordesigned to fit the top of the standard fill funnel of thecontinuous flux
))%() "$#1=4"$#-9A55545A*"P(,(%""$+*+!*)-9A5)9I5!9C(>;; (>;;
)*/&(+*%$)"*(T)%!31=:9;;• Only qualified personnel shouldperform this maintenance.• Turn the input supply powerOFF at
+$$"#$*$$For instructions on periodic maintenance for the weld-ing gun and cables, refer to the manual for your specif-ic model o
The following Figures D.2 and D.3 should serve as aguide to determine if a particular gun or switch can beconnected to the LN-9 GMA and LN-9F GMA.Q
*(%+")%%*$ "$#1=4"$#-9A55545AIf for any reason you do not understand the test procedures or are unable to pe
*(%+")%%*$ "$#1=4"$#-9A55545A&(%"#))/#&*%#)Drive rolls turn but wire will not feed,or wire
*(%+")%%*$ "$#1=4"$#-9A55545A&(%"#))/#&*%#)Gun trigger will not feed wire. Digitalmeter is
*(%+")%%*$ "$#1=4"$#-9A55545A&(%"#))/#&*%#)Gun trigger will not feed wire. Meteris "o
*(%+")%%*$ "$#1=4"$#-9A55545A&(%"#))/#&*%#)Gun trigger works and arc can bestruck. U
EEThank Youfor selecting a QUALITY product by Lincoln Electric. We want youto take pride in operating this Lincoln Electric Company product •••as much
*(%+")%%*$ "$#1=4"$#-9A55545A&(%"#))/#&*%#)Variable or "hunting" arc.&%))&q
*(%+")%%*$ "$#1=4"$#-9A55545A&(%"#))/#&*%#)Poor arc striking with sticking or"bla
"$#1=4"$#-9A55545A 1-10-97G L10247 LN-9 GMA 601602510C518 510
(#) "$#1=4"$#-9A55545A 1-10-97G L10250 LN-9F GMA ABCDE622
(#) "$#1=4"$#-9A55545A"$##$)%$&($*
(#) "$#1=4"$#-9A55545A"$##$)%$&($*%-((,+$*
(#) "$#1=4"$#-9A55545A"$#$)%$&($*%%$*(%"%.
$%*)
-($$,)%&(+%$**$*%$-($+$*$JO%)?1=9B8A5=385A<1=&>ACD7D5B5 1?1=5B589=5B5!>A51=A1293READ AND UNDERSTAND THE MANUF
"$#-((-($$,)%&(+%$**$*%$-($+$*$JO%)?1=9B8A5=385A<1=&>ACD7D5B5 1?1=5B589=5B5!>A51=A1293LEIA
*"%%$*$*)E9 E9Page)165CH...
• Sales and Service through Subsidiaries and Distributors Worldwide •Cleveland, Ohio 44117-1199 U.S.A. TEL: 216.481.8100 FAX: 216.486.1751 WEB
*"%T%$*$*)(cont’d)E99 E99Drive Roll Installation ......
*"%T%$*$*)(cont’d)E999 E999Gun and Cable Maintenance .....................
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