Anomalies. Probable Causes. Possible Solutions - gala gar SMART 200 MP Manuel Technique

5. ANOMALIES. PROBABLE CAUSES. POSSIBLE SOLUTIONS.

SYMPTO M. ANO MALY.
G ENERAL PRO BLEM. G ENERAL PRO BLEM. G ENERAL PRO BLEM. G ENERAL PRO BLEM.
NO THING WO RKS. NO THING WO RKS. NO THING WO RKS. NO THING WO RKS.
LIMITER TRIPS LIMITER TR IPS
LIMITER TR LIMITER TR IPS IPS
IT CAUSES NO ISE IT CAUSES NO ISE IT CAUSES NO ISE IT CAUSES NO ISE
IF THE G REEN INDICATO R LD1 IF THE G REEN INDICATO R LD1 IF THE G REEN INDICATO R LD1 IF THE G REEN INDICATO R LD1
IS O N THE APPLIANCE DO ES IS O N THE APPLIANCE DO ES IS O N THE APPLIANCE DO ES IS O N THE APPLIANCE DO ES
NO T WELD NO T WELD
NO T WELD NO T WELD
THE ELECTRO DE BURNS IN TIG THE ELECTRO DE BURNS IN TIG THE ELECTRO DE BURNS IN TIG THE ELECTRO DE BURNS IN TIG
WELDING WELDING WELDING WELDING
THE EQ UIPMENT HEATS UP THE EQ UIPMENT HEATS UP
THE EQ UIPMENT HEATS UP THE EQ UIPMENT HEATS UP
ABNO RMALLY. ABNO RMALLY. ABNO RMALLY. ABNO RMALLY.
THE THERMAL PRO TECTIO N THE THERMAL PRO TECTIO N THE THERMAL PRO TECTIO N THE THERMAL PRO TECTIO N
ACTIVATES Q UICKLY. ACTIVATES Q UICKLY.
ACTIVATES Q UICKLY. ACTIVATES Q UICKLY.
ALTHO UG H THE MACHINE IS ALTHO UG H THE MACHINE IS
ALTHO UG H THE MACHINE IS ALTHO UG H THE MACHINE IS
CO NNECTED AND WITH THE CO NNECTED AND WITH THE CO NNECTED AND WITH THE CO NNECTED AND WITH THE
SWITCH LD1 O N, THERE IS NO SWITCH LD1 O N, THERE IS NO SWITCH LD1 O N, THERE IS NO SWITCH LD1 O N, THERE IS NO
REACTIO N WHEN PRESSED REACTIO N WHEN PRESSED
REACTIO N WHEN PRESSED REACTIO N WHEN PRESSED
WHEN THE G UN IS PRESSED, WHEN THE G UN IS PRESSED, WHEN THE G UN IS PRESSED, WHEN THE G UN IS PRESSED,
ALTHO UG H WIRE CO MES ALTHO UG H WIRE CO MES
ALTHO ALTHO UG H WIRE CO MES UG H WIRE CO MES
O UT, THE CO NTACTO R DO ES O UT, THE CO NTACTO R DO ES O UT, THE CO NTACTO R DO ES O UT, THE CO NTACTO R DO ES
NO T WO RK O R/ AND THERE IS NO T WO RK O R/ AND THERE IS NO T WO RK O R/ AND THERE IS NO T WO RK O R/ AND THERE IS
NO SHIELDING G AS NO SHIELDING G AS
NO SHIELDING G AS NO SHIELDING G AS
WHEN THE SHIELDING G AS IS WHEN THE SHIELDING G AS IS WHEN THE SHIELDING G AS IS WHEN THE SHIELDING G AS IS
RELEASED IT CO NTINUES RELEASED IT CO NTINUES
RELEASED IT CO NTINUES RELEASED IT CO NTINUES
FLO WING . FLO WING .
FLO WING . FLO WING .
WHEN FINISHING WELDING WHEN FINISHI NG WELDING
WHEN FINISHI WHEN FINISHI NG WELDING NG WELDING
THE WIRE REMAINS STUCK TO THE WIRE REMAINS STUCK TO THE WIRE REMAINS STUCK TO THE WIRE REMAINS STUCK TO
THE TO RCH CO NTACT TUBE. THE TO RCH CO NTACT TUBE. THE TO RCH CO NTACT TUBE. THE TO RCH CO NTACT TUBE.
WHEN FINISHING WELDING WHEN FINISHING WELDING WHEN FINISHING WELDING WHEN FINISHING WELDING
THE FINAL WIRE LENG TH IS THE FINAL WIRE LENG TH IS THE FINAL WIRE LENG TH IS THE FINAL WIRE LENG TH IS
VERY G REAT. VERY G REAT.
VERY G REAT. VERY G REAT.
THE EQ UIPMENT DO ES NO T THE EQ UIPMENT DO ES NO T
THE EQ UIPMENT DO ES NO T THE EQ UIPMENT DO ES NO T
WELD CO RRECT. WELD CO RRECT. WELD CO RRECT. WELD CO RRECT.
"IT ADJUSTS BADLY" "IT ADJUSTS BADLY" "IT ADJUSTS BADLY" "IT ADJUSTS BADLY"
THERE ARE MANY THERE ARE MANY
THERE ARE MANY THERE ARE MANY
PRO JECTIO NS IN THE PRO JECTIO NS IN THE PRO JECTIO NS IN THE PRO JECTIO NS IN THE
WELDING PRO CESS WELDING PRO CESS WELDING PRO CESS WELDING PRO CESS
SMART 2 0 0 MP
PRO BABLE CAUSE.
The ma chine ha s no volta g e in one or a ll its
vita l elements.
Ma g netotherma l switch ha s low g a ug e for the
ca se. There ma y be a short circuit, which is
wha t ca uses the limiter to trip.
Loose meta l ca sing .
Defective electrica l connections.
Da ma g ed or poorly a tta ched fa n.
Active protection system. Amber light "LD2"
on.
Excessive welding intensity
electrode.
Use of reverse pola rity.
La ck of protection g a s.
The equipment is positioned so tha t it prevents
correct ventila tion.
The fa n does not work.
The equipment is loca ted in a very hot
environment.
There is a loose connection
equipment.
Fa ilure of the pistol switch which does not
ma ke perfect conta ct.
Electrica l fa ilure o solenoid va le fa ulty.
There is impurity in the inside cha mber of the
solenoid va lve which prevents the piston from
closing completely.
Welding with the nozzle very close to the pa rt
to be welded.
The torch is withdra wn immedia tely when torch
pushbutton is no long er pressed.
Low effective welding volta g e. O utput wa ve not
correct.
The welding wire ha s a mecha nica l resista nce
a t the outlet, which prevents it from ha ving a
reg ula r speed.
Unsuita ble shielding g a s.
1. Ma ke sure there is volta g e a t the entry to the ma chine, if
not the ta pping must be cha ng ed. It is a dvisa ble to see if a ny
ma g netotherma l ha s "blown".
2. Check the power source fuses situa ted on the centra l
pa nel. (See Spa re pa rts Sheet)
3. The ma chine pa nels must be removed testing the log ica l
points of the electrica l dia g ra m.
Cha ng e the ma g netotherma l for a nother la rg er g a ug e
one. It is importa nt for the ma g netotherma l switch to ha ve a
cha ra cteristic slow type curve. In the event tha t the electrica l
insta lla tion ha s limited power the welding work must be
tested a t lower current levels.
Review a nd screw ca sing .
Correctly tighten the connections.
Exa mine the fa n.
Equipment overhea ted, wa it until the equipment cools down.
Supply volta g e outside ra ted ma rg in. Cha ng e supply ta p.
for a certa in Decrea se welding current or cha ng e electrode for one with
la rg er dia meter.
Pla ce electrode to neg a tive pole.
Reg ula te a t a n a ppropria te flow.
Pla ce the equipment in a n a rea where the a ir is consta ntly
repla ced.
Repla ce the fa n.
Avoid positioning where there is direct exposure to the sun.
inside the
Review the power electrica l connections.
Cha ng e the g un microswitch.
It must be esta blished whether the fa ult comes from the
electronic boa rd or if it is a n electrica l connection fa ult.
Check tha t solenoid va lve coils a re not open.
Disma ntle a nd clea n the electrova lve.
Correct the dista nce to the welding piece
The fina l wire leng th control system requires the welding
torch not to be immedia tely withdra wn when the torch
pushbutton is no long er pressed.
Check tha t there is not a pha se fa ilure in the supply power.
Check tha t the electrica l conta ct elements of the welding
circuit a re correct: Welding ma ss, rusty or very dirty surfa ces,
conta ct nozzle with g rea ter dia meter tha n the wire, etc.
Test the electrica l dia g ra m of the power source. Input a nd
output volta g es to the rectifier.
Exa mine the welding g un. Blow the inside (ca ble) with
compressed a ir.
When welding norma l steels we a dvise the use of a g a s
mixture Ar-CO 2.
PO SSIBLE SO LUTIO N.
2 2