Lincoln Electric ACTIV8, Руководство оператора

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D-2
MAINTENANCE
D-2
ACTIV8™
CALIBRATION SPECIFICATION
Calibration of the ACTIV8™ may be required when
the p.c. board, wire feed speed potentiometer or
motor is replaced or serviced. Calibration matches
the scale on the name plate to the actual wire feed
speed.
To calibrate the ACTIV8™:
1.TurnpowerOFFattheweldingpowersource.
2.Removethespoolofwirefromthefeeder.Remove
the gun from the feed plate. Remove the plastic
case from the center panel assembly. (See Figure
D.1)
3.Connect the ACTIV8™ to the constant voltage DC
powersupplycapableofsupplyatleast9ampsor
weldingpowersource.Connecttheelectrodetothe
“+”positiveterminalandtheworkcliptothe“-”neg-
ativeterminal.SettheCC/CVswitchto“CV”.
4.Attachtheguntriggertothe5pinamphenolatthe
frontofthefeeder.
5.Openthewiredrivepressurearm.
6.Adjust the WFS knob to 50 IPM. Activate the gun
triggerconnectedtothewirefeeder.
7.MeasureWFS.Ifreadingis49to51IPM,proceed
tostep8.IfnotunplugJ3,insertshortingpluginto
ControlPCBoardJ3(shortspins4&8),andadjust
WFSknobto49to51IPMandremovetheshorting
plug.
8.SetWFSknobto300IPM.
9.Measure WFS. If reading is 297 to 303 IPM, pro-
ceed to step 10. If not, insert shorting plug into
ControlPCBoardJ3,andadjustWFSknobto297
to303IPMandthenremovetheshortingplug.
10.SetWFSknobto800IPM.
11.MeasureWFS.Ifreadingis795to805IPMcali-
brationiscomplete.Ifnot,insertshortingpluginto
ControlPCBoardJ3,andadjustWFSknobto795
to805IPMandthenremovetheshortingplug.
12.Releasetheguntrigger.
13.Turn power OFF at the power supply or welding
powersource,andreassemble.
FFRRIICCTTIIO ONN W WASH ASHEERR
KE KEYYED ED W WASH ASHEERR
SPR SPRIINNG G
W WASHE ASHERR
W WIING NG NNUUTT
W WASHE ASHERR
LOCK LOCK W WASH ASHEERR
NNUUTT
CCEENNTTER ER PPAANEL NEL ASBL ASBLYY
W WIIRE RE DDRRIIVE VE PRESS PRESSUURE RE AR ARM M
PLA PLASSTTIICC CAS CASEE
FFEEEEDD PLA PLATTEE
SP SPIINDLE NDLE BOL BOLTT
SP SPIINDL NDLEE
KE KEYYED ED W WASH ASHEERR
FIGURE D.1