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OPERATION

MANUAL

SCR Control CO

Shielding Arc

Welding Machine

FKR/350/500

ATTENTION:

For safety guarantee, only the person with operating
certificate or expert skills can collocate, check,
maintain, fix and repair the welder.

For safety guarantee, please completely read and
understand the details in this manual before using.

Keep the manual in convenient place for easy reading.

Содержание FKR350

Страница 1: ...or safety guarantee only the person with operating certificate or expert skills can collocate check maintain fix and repair the welder For safety guarantee please completely read and understand the de...

Страница 2: ...achines Wider application area It can be used at any position The thinnest limit is 1mm and thickness almost no limit multi layer welding Once thin sheet welding the speed is faster and distortion is...

Страница 3: ...n and preparation before operation 14 Confirmation for safeguard appliance s usage and preparation 14 Safegar d appliance 14 Inspection a fter connection 14 Preparation before welding 15 Switch operat...

Страница 4: ...lean dust in power source 37 ch eck power source and concerned facility 38 cable 38 check and repair wearing parts 39 TROUBLE SHOOT 1 primary check for abnormity 40 2 indicating light and solution for...

Страница 5: ...avoid burning eye and skin precaution for ventilation To avoid harm air poisoning and choking accident happening CO2 and welding smog is harmful to health ventilation and effective breath protection a...

Страница 6: ...14 mm2 up 14 mm2 up If working environment is damp or on iron plate or shelf please install earth leakage circuit breaker Attention To avoid parts damage unstable arc even machine damage please abide...

Страница 7: ...circuit breaker or leakage protecting device for welding machine generator and transformer please use appointed wire feeder with our welding machine 4 MACHINE STRUCTURE AND ACCESSORIES machine structu...

Страница 8: ...7 5 PARTS NAME AND FUNCTION welding power operation front panel...

Страница 9: ...8 Welding power...

Страница 10: ...9 remote controller...

Страница 11: ...should be abided by Connecting power cable should be under power off and absolutely safety condition Don t touch any parts with damp hands Attention Avoiding fire burn machine or unstable arc occurred...

Страница 12: ...11 please tightly connect cables joints Connection and Grounding Welding power connected with base metal and inlet cable...

Страница 13: ...ding torch Attention Wire feeder machine should match with welding machine and power source If not match the machine can not work and possibly be damaged Note Information about welding torch wire feed...

Страница 14: ...ity will effect to welding result follows are some key points CO2 welding must use CO2 gas MAG welding must use MAG mixed gas argon gas mixed with 5 20 CO2 CO2 and argon mixed gas mix facility must be...

Страница 15: ...ty boots should be dressed well must wear protection mask with shading and filting len Avoiding toxin gas CO ozone oxidize nitrogen ventilation system must be employed Check after connection check aga...

Страница 16: ...15 Confirmation and preparation before cooperation Preparation before welding operation Switching and gas flow adjusting...

Страница 17: ...16 Preparation before welding operation Install wire...

Страница 18: ...sure of wire feed arm pressure should be less than that of solid wire In addition to cored wire brand and process are different from each other there may be some difference in demanded pressure please...

Страница 19: ...lding pool at end and suitable for medium thickness plate Operatiing sequence Turn diversion switch to crater arc on position press gun switch on off two times to take welding Work time diagram As abo...

Страница 20: ...his kind of welding is used for tack welding instantaneous welding and thin sheet welding Operation turn diversion switch to without crater arc position turn on turn off gun arc start or arc stop will...

Страница 21: ...ry large base metal On the other hand extended cable resistance and cable connection may cause disadvantages for welding such as voltage drop and etc The cable longer section smaller the more disbenef...

Страница 22: ...ft lower part of front panel once open cover up a socket for wire fed can be seen connecting to wire fed as follows connecting from socket to outside facility can be considered a socket for wire fed f...

Страница 23: ...avoid gas froze heater socket should be applied this socket only for Co2 adjustor cannot be used for others on up part of rear there is a gas adjustor socket socket as gas heater power AC36V Once use...

Страница 24: ...erting welding machine performance widely extending welding range improve process adaptability flexibility and promoting welding effectivity quality please use concernced facility recommended by us in...

Страница 25: ...24 wire fed machine gas flow meter...

Страница 26: ...Max emputy voltage 50V 70V Inlet current DC60 350A DC60 500A Outlet voltage DC16 32V DC16 39V Rated load durative rate cycle 10 minutes 60 60 Wire dia corresonding synergic model Solid wire 0 8 1 0 1...

Страница 27: ...26 Dimension diagram FKR350 unit mm FKR500 unit mm...

Страница 28: ...27 2 Follow table is standard reference value when welding please modify according to workpiece and welding position so as to seek best welding result...

Страница 29: ...28...

Страница 30: ...cycle temperature can be risen and up to allowance of welding machine s highest temperature thus effect welding machine s ability or even damage above said diagram are ideal value for FKR350 FKR500 cu...

Страница 31: ...welding process pit is easy to be a welding problem So the smaller pit the best welding result We call the method padding pit is a crater fill up process the current will be set as 60 70 value of tota...

Страница 32: ...k to work piece and make problem at next lift arc So as to eliminate this problem there is a process once torch switch off short voltage is kept for output and burn wire continuely This process calls...

Страница 33: ...burning can be occured at any moment It s very important to daily check as fully give out welding machine ability and safety work per day As daily check normally check if there are any wore elements f...

Страница 34: ...33 Daily overhaul continual...

Страница 35: ...34 Daily overhaul continua...

Страница 36: ...35...

Страница 37: ...ts Notice notice for insulation compression test and insulation resistance as a lot of IGBT or other semiconductors used in welding machine once be careless during insulation resistance some problems...

Страница 38: ...pair accordingly Fuse include power fuse in control board 1A fuse for for wire fed motor 8A fuse for rear 8A fuse for gas valve in PCB 1A Problem item Check part And Repair item No arc No gas Can not...

Страница 39: ...e Torch cable hend too much Electric nozzle wire fed tube wire Dia Adaptable or not Whether wore jarm deform Torch body Electric nozzle sprayer Sprayer connector loosen torchingsert connector not good...

Страница 40: ...to requiring it can start automatically operating can be start again Once abnormity indicator is Off please don t operate immediately wait for 20 minutes keep cooling fan running still and cooling in...

Страница 41: ...wing sequence and find depose way Problem and abnoity reason investigation First classify problem and abnormity look out concerning item as following 1 4 Second confirm which one from right symbol A t...

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Страница 45: ...se broken again please switch off power and contact with us When PCB arise problem please contact with us When abovesaid parts have problem replace with concern parts Other reason please confirm not g...

Страница 46: ...sult bad welding result even damage torch 6 when FKR500 welding machine use 1 6 wire please change soft tube from red color 2 0 4 5 340 to yellow 2 5 4 5 340 7 disassembly for torch wire fed soft tube...

Страница 47: ...46 5 Circuit diagram...

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