66
SP
(spot
/
pontavrisma).
Epilevgonta" th leitourgiva
SPt
(spot time
/
crovno" pon-
tarivsmato") ruqmivzetai o crovno" pontarivsmato" apov 0,3
evw" 5 deuterovlepta.
Energopoiwvnta" th leitourgiva
tin
(crovno" dialeivmmato")
ruqmivzetai o crovno" pauvsh" anavmesa se duo diadocikav
pontarivsmata kai o crovno" metabavlletai apov 0,3 evw"
5 deuterovlepta.
Prf
(Pro aevrio). Eivnai energhvv se ovle" ti" diadikasive".
H ruvqmish metabavlletaiv apov 0 evw" 10 deuterovlepta.
Pof
(metav aevrio). Eivnai energhvv se ovle" ti" diadikasive".
H ruvqmish metabavlletaiv apov 0 evw" 25 deuterovlepta.
Acc
(prosevggish). Eivnai energhvv se ovle ti" diadikasive"
MIG
. H ruvqmish metabavlletaiv apov 0 evw"
100%
. Eivnai
h tacuvthta tou suvrmato", ekfrazovmenh se posostov, th"
tacuvthta" pou ruqmivsthke gia th sugkovllhsh, prin to
ivdio aggivxei to metallo pro" sugkovllhsh.
Authv h ruvqmish eivnai shmantikhv gia na epitugcavnontai
pavnta kalev" ekkinhvsei".
Ruvqmish
“ Au”
autovmatou trovpou apov ton kataskeuasthv.
H timhv metabavlletai me ton peristrefovmeno diakovpth
L
. An, afouv tropopoihvqhke, qevlete na epistrevyete sti"
arcikev" ruqmivsei", pievste to plhvktro
V
mevcri na
xanaemfanisteiv
“Au”
sthn oqovnh
N
.
BB
(burn back). Eivnai energhvv se ovle" ti" diadikasive"
MIG. H ruvqmish metabavlletaiv apov
4
evw"
250ms
.
Creiavzetai gia na ruqmivzetai to mhvko" tou suvrmato" pou
bgaivnei apov to akrofuvsio aerivou metav th sugkovllhsh.
Se uyhlovtero ariqmov antistoiceiv megaluvterh kauvsh tou
suvrmato".
Ruvqmish
“ Au”
autovmatou trovpou apov ton kataskeuasthv.
L
(suvnqeth antivstash). Eivnai energhv se ovle" ti" dia-
dikasive" MIG. H ruvqmish mporeiv na metablhqeiv apov
-9,9
evw
+9,9
. To mhdevn eivnai h ruqmish tou kata-
skeuasthv, an o ariqmov" eivnai arnhtikov" h suvnqeth antiv-
stash elattwvnetai kai to tovxo givnetai sklhrovtero enw
an auxavnetai givnetai pio malakov.
Fac
. (factory). O skopov" eivnai na epanafevrete th
sugkollhtikhv mhcanhv sti" ruqmivsei" th" arcikhv" parav-
dosh".
Afouv epilevxate th leitourgiva, h oqovnh
N
emfanivzei
(- - -).
Gia na epibebaiwvsete thn epiqumhthv leitourgiva arkeiv
na pievsete gia 3 deuterovlepta to plhvktro
V
, to suvm-
bolo pou emfanivzetai sthn oqovnh
N
qa arcivsei na ana-
bosbhvnei kai metav apov merikav deuterovlepta, evvna" hvco"
qa epibebaiwvsei ovti pragmatopoihvqhke h apoqhvkeush.
SLd. (Slope Down)
. Είναι ενεργό μόνο σε TIG
(Η ρύθμιση μπορεί να μεταβληθεί από 0 έως 10 sec).
6 EGKATASTASH
H egkatavstash th" sugkollhtikhv" mhcanhv" prevpei na
ekteleivtai apov eidikeumevno proswpikov. Ole" oi sundev-
sei" prevpei na ektelouvntai thrwvnta" plhvrw" thn iscu-
vousa nomoqesivav apofughv" atuchmavtwn
(CEI 26-23-
IEC/TS 62081)
.
6.1 TAKTOPOIHSH
Topoqethvste th suskeuhv se tovpo pou na exasfalivzei
th staqerovthtav tou kai evnan eparkhv aerismov pou na
empodivzei thn eiscwvrhsh metallikhv" skovnh", (p.c. apov
enevrgeie" leivansh").
7 QESH SE LEITOURGIA GIA SUGKOVLLHSH MIG
ME AERIO.
Egkatasthvste to fi" sto kalwvdio trofodosiva" prosev-
conta" idiaivtera na sundevsete ton kivtrino pravsino agw-
gov ston povlo geivwsh".
Epalhqeuvste ovti h tavsh trofodosiva" antistoiceiv sthn
onomastikhv tavsh th" sugkollhtikhv" mhcanhv".
Kaqorivste ti" diastavsei" twn asfaleiwvn prostasiva"
bavsei twn stoiceivwn pou anagravfontai sthn pinakivda
twn tecnikwvn stoiceivwn.
Sundevste to swlhvna aerivou th" sugkollhtikhv" mhcanhv"
sto meiwthvra pivesh" th" fiavlh".
Sunarmologhvste thn
MIG
, promhqeuovmenh me th sugkol-
lhtikhv mhcanhv, sth suvndesh
E
kai sundevste to terma-
tikov iscuvo" pou bgaivnei apov thn tsimpivda ston qetikov
povlo (privza
H
).
Sundevste to suvdesmo 2 povlwn pou bgaivnei apov thn
tsimpivda sthn tsimpivda sthn privza
F
.
Sundevste to fi" iscuvo" tou kalwdivou swvmato" sthn
privzva
G
kai ton akrodevkth swvmato" sto metallo pro"
sugkovllhsh.
Elevgxte ovti o laimov" twn ravoulwn antistoiceiv sth diav-
metro tou suvrmato" pou crhsimopoieitai.
Gia thn endecovmenh antikatavstash (Eik. 3):
Anoivxte to pleurikov portavki. Sunarmologhvste to phni-
vo tou suvrmato" kai topoqethvste to suvrma sthn trofo-
dosiva kai sto spiravl th" tsimpivda".
Mplokavrete ta ravoula pou pievzoun to suvrma me ton
peristrefovmeno diakovpth
BN
kai ruqmivste thn pivesh.
Anavyte to mhcavnhma.
Afairevste to akrofuvsio aerivou kai xebidwvste to akro-
fuvsio reuvmato" (pou topoqetouvntai sto termatikov mevro"
th" tsimpivda"). Pievste to plhvktro th" tsimpivda" mev-
cri na bgei evxw to suvrma. PROSOCH kratavte to prov-
swpo makruav apov to telikov akrofuvsio ovtan to suvrma
bgaivnei evxw, xanabidwvste to akrofuvsio reuvmato" kai
xanaegkatasthvste to akrofuvsio aerivou.
Anoivxte to meiwthvra th" fiavlh" kai ruqmivste th rohv
tou aerivou se
8 – 10 l/min
.
Eik
. 3
BN
