OTC Welbee M350 II Owner'S Manual Download

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EFERENCE

RAWING

EFERENCE

ATERIALS

HAPTER

140

Summary of Contents for Welbee M350 II

Page 1: ...Welbee M350 II M500 II OWNER S MANUAL July 2021 Manual No P30355 1 DAIHEN Corporation...

Page 2: ...See the back cover for contact numbers and mailing addresses When contacting your dealer for service you are required to provide the following information Name address telephone number Product model...

Page 3: ...tallation operation maintenance of the welding power source and welding machine is performed by qualified personnel with sufficient knowledge and skills If this manual is lost or damaged immediately c...

Page 4: ...RQQHFWLRQ RI FDEOH DW RXWSXW VLGH RQQHFWLRQ RI ZLUH IHHGHU RQQHFWLRQ RI ZHOGLQJ WRUFK RQQHFWLRQ DW 7 ZHOGLQJ RQQHFWLRQ DW 67 ZHOGLQJ RQQHFWLRQ RI VKLHOG JDV URXQGLQJ DQG RQQHFWLRQ RI QSXW 3RZHU 6XSSO...

Page 5: ...OGLQJ 5HVXOW RQWURO XQFWLRQ DFNXS RSHUDWLRQ PSRUWLQJ EDFNXS GDWD QLWLDOL LQJ HOGLQJ RQGLWLRQV DQG QWHUQDO XQFWLRQV KHFNLQJ WKH 6RIWZDUH 9HUVLRQ DQG 6HULDO 1XPEHU DOLEUDWLRQ 0RGH GMXVWPHQW RI RXWSXW FX...

Page 6: ...follows Make sure to fully understand the content before beginning operation The below symbols are categorized by the degree of possible hazard and damage The below symbols are categorized according...

Page 7: ...rson is allowed unauthorized access near the welding power source or work areas Only authorized personnel or person with full understanding and experience of the welding power source must perform inst...

Page 8: ...ghten all cable connections and insulate them Do not wrap cables around the body Perform periodical maintenance and repair damaged parts if any before use Turn off POWER switch of all the related equi...

Page 9: ...nt When it is difficult to provide ventilation equipment or the ventilation equipment does not give sufficient performance ensure to use respiratory protective equipment For preventive measure from fa...

Page 10: ...ANDARDS to protect the face and eyes Wear safety goggles in the work area and the surrounding Ignoring the above may cause injury in the eye or burn from spatter and spattering dross Wear protective e...

Page 11: ...as pipe and closed containers such as tanks or drums Performing arc welding on flammable object such as fuel tank may cause explosion Furthermore welding on closed container such as tanks and pipes ma...

Page 12: ...SAFETY STANDARDS Keep the cylinder upright and securely chained to a stationary support or a rack Falling or tipping of cylinder may cause serious injury In opening the valve of gas cylinder keep you...

Page 13: ...rom American Welding Society Recommended Safe Practices for the Preparation for Welding and Cutting of Containers That Have Held Hazardous Substances American Welding Society Standard AWS F4 1 from Am...

Page 14: ...48 8 A 1 31 7 A 18 8 A 2 23 7 A 2 Rated output current 350 A 300 A 250 A 500 A 400 A Rated output voltage 31 5 V 24 V 32 V 26 5 V 20 V 30 V 39 V 26 V 36 V Maximum no load voltage 3 78 V 1 78 V 1 81 V...

Page 15: ...nable METAL CORED 045 052 1 2 1 4 045 052 1 16 1 2 1 4 1 6 STANDARD 2 Enable STAINLESS CORED 045 1 2 045 1 16 1 2 1 6 STANDARD 2 Enable MIG 2 O2 STAINLESS STEEL 030 035 040 045 0 8 0 9 1 0 1 2 040 045...

Page 16: ...If dust and dirt accumulate on the radiation fin it may not only reduce the duty cycle but also result in degradation or burnout of the welding power source The rated duty cycle of the welding power...

Page 17: ...ent and duty cycle WB M502 Use the welding power source within the lowest rated duty cycle of combined accessories such as welding torches 100 200 300 350 DC DC TIG 100 60 50 0 Duty cycle Usable range...

Page 18: ...ipment other than specified may cause failure of the welding power source No Name Required component Optional accessories Remarks 1 Gas regulator To be prepared by the customer 2 2 3 Accessory not sup...

Page 19: ...omponent Optional accessories Remarks 1 Gas regulator To be prepared by the customer 2 2 3 Accessory not supplied 2 Welding torch 3 Gas hose 10 ft 3 m 9 1 Included in feeder 2 4 Power cable for base m...

Page 20: ...ssories Remarks 1 Welding electrode holder To be prepared by the customer 2 2 3 Accessory not supplied 2 Power cable for welding electrode holder AWG2 38mm2 or more 9 3 Power cable for base metal side...

Page 21: ...RO YROWDJH GHWHFWLRQ FDEOH DQG RWKHU RSWLRQDO LWHPV Following items are optionally available including remote control and voltage detection cable Name Remarks CO2 gas Carbon dioxide CO2 100 MAG gas Ar...

Page 22: ...xtension cable may cause an unstable arc No Product name Model 16 ft 5 m 33 ft 10 m 50 ft 15 m 66 ft 20 m 1 Gas hose BKGG 0605 BKGG 0610 BKGG 0615 BKGG 0620 2 Control cable for wire feeder BKCPJ 1005...

Page 23: ...f the welding power source Socket for wire feeder Socket for analog remote control Output terminal Base metal side Power switch Main power lamp Terminal for directly detecting voltage on the base meta...

Page 24: ...cur Be sure to install a switch with fuse or a circuit breaker to the input side of each welding power source Otherwise electric shock and fire due to overcurrent or damage to the welding power source...

Page 25: ...that may cause product damage on the welding power source 9HQWLODWLRQ HTXLSPHQW SDUWLDO H KDXVW IDFLOLW This section explains the ventilation equipment and partial exhaust facility in welding work are...

Page 26: ...perature of 68 F 20 C Location with an incline of 10 or less For the welding power source with wheels use chock to prevent from sliding Location with no metallic foreign body such as spatter entering...

Page 27: ...and floor Do not apply strong shock to the welding power source when placing it on the floor It may cause damage to the welding power source Since large current abruptly flows inside the welding powe...

Page 28: ...ts be sure to observe the following For operation of a crane or hoisting make sure that a qualified personnel operate them with attention to the surrounding area for safety Use the lifting tool such a...

Page 29: ...using a tool such as carriers secure the welding power source and carrier with a rope before transporting When lifting the welding power source make sure to hold the bottom of the welding power sourc...

Page 30: ...th the disconnect switch in the box connected to the welding power source Do not turn on the input power before confirming the completion of connection Use a cable with specified thickness Do not use...

Page 31: ...ighten them in the clockwise direction 2 Connect the power cable for torch side to the output terminal torch side Connect the connectors as same as above Connection for cable at output side is complet...

Page 32: ...etal side with the fixing screws 3 Connect the power cable for torch side to the output terminal torch side Connect the connectors as same as above 4 Restore the output terminal cover Connect the conn...

Page 33: ...cable 10 cores to the socket for the wire feeder Fit the concave part of the connector and convex part of the socket for secure connection and tighten the knurled screws in the clockwise direction Wh...

Page 34: ...irection shown in the figure Connection for welding torch is complete Procedure is followed by 4 2 6 Connection of shield gas RQQHFWLRQ DW 7 ZHOGLQJ CAUTION In using the welding power source for TIG w...

Page 35: ...onnecting TIG valve kit TIPS For the procedure for installing the TIG valve kit optional accessory to the welding power source refer to the instruction manual of the TIG valve kit Connect the kit to t...

Page 36: ...he sleeve to the conductor of the cable 4 Insert the sleeve into the connector terminal and fix the sleeve using a screw Tighten the screw at 12 N m using a hexagonal wrench 5 Fit the grip onto the co...

Page 37: ...y the round terminals of the power cable for base metal side with the fixing screws 3 Connect the power cable for welding electrode holder side to the output terminal torch side Connect the connectors...

Page 38: ...4 3 Grounding and Connection of Input Power Supply Be sure to observe the following points to prevent from suffocation due to gas leakage or explosion Be sure to turn off the shield gas at the main ta...

Page 39: ...ue to leakage of electricity may occur Be sure to install a switch with fuse or a circuit breaker to the input side of each welding power source Otherwise electric shock and fire due to overcurrent or...

Page 40: ...unding cable of the welding power source is connected to the breaker s ground terminal No tools or equipments are left placed on the surface of the welding power source Do not place any material on th...

Page 41: ...al name Function TM1 1 2 Output for ammeter Output terminal to connect a separately sold ammeter WB M352 Ammeter 400 A 60 mV Part No 4403 057 WB M502 Ammeter 600 A 60 mV Part No 4403 054 TM2 1 2 V Out...

Page 42: ...n terminal block Use switches and relays with contact capacity of 24 V 10 mA or more for connecting with the input terminal Output signal of the external connection terminal block Output signal is ope...

Page 43: ...ical parts of the welding power source Before starting the work make sure to cut the input power with the disconnect switch connected to the welding power source and wait three minutes or more In addi...

Page 44: ...age detection cable set the internal function F38 to 1 6 7 1 Setting procedure Details on the internal function F38 6 7 2 23 F38 Arc voltage direct detection switching LULQJ WR ZLUH IHHGHU This sectio...

Page 45: ...the base metal side to the voltage direct detection terminal at the base metal side Wiring of voltage detection cable is complete WB M502 1 Check that input power is turned off with the disconnect swi...

Page 46: ...e and connect the voltage detection cable base metal side to the jig base TIPS Before wiring the voltage detection cable check that conduction between the jig base and the base metal is stable NOTE If...

Page 47: ...quipment does not give sufficient performance ensure to use respiratory protective equipment For preventive measure from falling due to anoxia apply lifelines such as a safety belt For the welding ope...

Page 48: ...culation device When using the water cooled welding torch Wear safety goggles with sufficient blocking effect or face shield in the work area and the surrounding Ignoring the above may cause inflammat...

Page 49: ...CO2 MAG gas MIG gas TIG welding 21 to 53 CFH 10 to 25 L min 32 to 53 CFH 15 to 25 L min 11 to 32 CFH 5 to 15 L min 11 When the shield gas is mixed each gas pressure should be the same Set pressures of...

Page 50: ...tap by checking the pressure gauge until the appropriate pressure is obtained 5 Turn the flow rate adjustment knob to OPEN and adjust the flow rate of shield gas 6 Press the GAS CHECK key B The LED of...

Page 51: ...or excessive wire cut the wire using a plier B Turning the parameter adjusting knob during the wire feeding can adjust the feed speed TIPS Wire feeding is also enabled by a remote control optional Tur...

Page 52: ...reading saving of the welding condition In using the analog remote control however the adjustment of current voltage by the analog remote control is available The erroneous operation prevention functi...

Page 53: ...ries of welding operation is completed by the torch switch operation 6 6 3 Crater setting B At the end of welding the average value of the welding current and the welding voltage at the last second of...

Page 54: ...completion of the welding operation can be controlled by the torch switch operation 6 7 2 48 F81 TIG Mode torch switch setting 2SHUDWLRQ GXULQJ ZHOGLQJ This section explains the operation requiring ad...

Page 55: ...mote control this operation is not necessary Turn the parameter adjustment knob for the remote control the welding voltage adjustment knob to adjust the welding voltage 4 Press the DISPLAY CHANGE key...

Page 56: ...harged 3 After the shield gas is discharged press the GAS CHECK key B The LED of the GAS CHECK key lights off to stop gas check 4 Set the flow adjustment knob to SHUT to adjust the shield gas flow rat...

Page 57: ...20 to 400 A for DC STICK welding Voltage INDIVIDUAL 1 WB M352 Three phase 12 0 to 38 0 V 23 5 V 21 5 V initial crater Single phase 12 0 to 34 0 V WB M502 12 0 to 50 0 V Voltage SYNERGY 1 100 to 100 0...

Page 58: ...the welding condition to the crater condition 9 F8 Welding result display time 0 to 60 20 s Sets the display time for the current voltage after completion of welding F9 Analog remote control scale 200...

Page 59: ...side 2 When using the straight polarity wire negative wire F39 Output current gain adjustment 10 to 10 0 A Adjusts the voltage output value Is used when calibration of welding current or voltage is n...

Page 60: ...F ON OFF Sets whether to feed the wire with the slowdown speed at the time of welding start OFF Feeds with slow down speed ON Feeds without slow down speed F55 Arc loss detection time OFF fixed OFF Us...

Page 61: ...panel Attached to the wire feeder and Intelli torch 2 Push Pull torch 3 Inline assist feeder F80 Switching of CAN communication speed 0 1 2 3 0 Sets the connection speed of the CAN connection 0 500 k...

Page 62: ...the knob is turned faster the amount of change will be 10 times larger 4 UNIT CHANGE key Switches between welding current wire feeder speed when the left digital meter is selected When the right digit...

Page 63: ...st the arc characteristics by the parameter adjustment knob The arc characteristic in adjustment is displayed on the right digital meter 12 WAVE FRQ key Not used on this model 13 EN ratio key Not used...

Page 64: ...7 17 5 KHQ ZHOGLQJ LV XQVWDEOH ZLWK WKH ORQJ H WHQGHG SRZHU FDEOH RYHU P OHQJWK WHQGHG FDEOH PRGH PD LPSURYH ZHOGLQJ VWDELOLW 2 67 1 5 PRGH 21 WHQGHG SRZHU PRGH 6WDQGDUG WHQGHG FDEOH PRGH 0 18 6 7 17...

Page 65: ...ding mode setting CRATER FILL Select the crater treatment method or arc spot at the end of welding For details of the crater treatment 6 6 4 Crater setting For details of arc spot 6 6 5 Arc spot time...

Page 66: ...feed speed so that the constant welding current is always kept even with the wire feeding length changes Available only for MILD STEEL SOLID MILD STEEL CORED STAINLESS STEEL SOLID or STAINLESS STEEL C...

Page 67: ...current voltage values read out from the memory by the analog remote control optional 6 7 Setting Internal Functions 0HPRU UHJLVWUDWLRQ RI ZHOGLQJ FRQGLWLRQV This section explains how to register the...

Page 68: ...JOB No no data is displayed on the LCD panel and is displayed on the left digital meter When there is a registration data on the selected JOB No the set welding current value is displayed on the left...

Page 69: ...pressed together turn ON the power switch When there is no registration data on the selected JOB No no data is displayed on the LCD panel and is displayed on the left digital meter When there is any r...

Page 70: ...n the system transits to the DELETE mode The JOB No registration No is displayed on the right digital meter in a flashing mode and the LED of JOB lights up To delete all the registration at the same t...

Page 71: ...2 1 4 1 6 STANDARD 2 Enable METAL CORED 045 052 1 2 1 4 045 052 1 16 1 2 1 4 1 6 STANDARD 2 Enable STAINLESS CORED 045 1 2 045 1 16 1 2 1 6 STANDARD 2 Enable MIG 2 O2 STAINLESS STEEL 030 035 040 045 0...

Page 72: ...on the crater setting The welding parameters such as gas discharge time welding current and voltage should be set to this sequence Each sequence process has the following description Turn the screen...

Page 73: ...is off press the parameter adjustment knob to light up the LED The welding current can also be set based on the wire feed speed In this case refer to 6 7 2 19 F24 Wire feeding speed setting Turn the...

Page 74: ...ater fill off mode using the internal function F45 enables to carry out the welding process in the initial condition before the main welding and the welding process in the Crater condition after the m...

Page 75: ...n the second ON operation the welding sequence is carried out by the crater current Even if the torch switch is switched off during welding the signal will be self hold The torch switch should remain...

Page 76: ...d the second ON operation enables the welding by the crater current Even if the torch switch is switched off during welding the signal will be self hold The torch switch should remain depressed and he...

Page 77: ...n within 2 seconds the machine starts on the Crater condition and continues operation Repeating this allows crater process to be carried out as many times as needed ON ON OFF Crater fill ON OFF OFF ON...

Page 78: ...left digital meter when pressing the SPOT TIME menu and is adjustable by the parameter adjustment knob Turning OFF the torch switch before reaching the arc spot time starts the anti stick treatment f...

Page 79: ...he voltage value automatically set can be finely adjusted by the parameter adjustment knob Welding voltage on the positive side high negative side low INDIVIDUAL mode Press the VOLT ADJUST menu When t...

Page 80: ...tion control function is available when MILD STEEL SOLID MILD STEEL CORED STAINLESS STEEL SOLID or STAINLESS STEEL CORED is selected by the WIRE MATERIALS menu The penetration control functions only d...

Page 81: ...accessory is connected Turn the screen operation knob to place the cursor on the parameter that needs to be set and press the knob Change of the weld joint is confirmed and the screen returns to the W...

Page 82: ...hen the setting value is changed To change the set values of internal functions ensure that there is no mistake in the function No as well as in the function setting 1 Display FUNCTIONS in the MENU sc...

Page 83: ...9 ft 30 m The LED of STANDARD starts flashing when setting to ON OFF Standard mode TIPS In using the welding power source in the HIGH mode the setting of this function is set to OFF and cannot be chan...

Page 84: ...function 3 Disabled Enabled Error reset After removing the cause of error the power is restored After removing the cause of error the power is restored Or open short circuit the deactivated terminal...

Page 85: ...slope time 0 0 to 10 0 sec RZQVORSH WLPH When the difference between the welding current and crater current is large the wire may plunge into weld pool at the change of the conditions the wire is fed...

Page 86: ...20 to 150 of the motor rated current The factory default setting is 70 of 2 8 A continuous If the current flows to the motor exceed the set value the alarm display of E 820 is displayed output of the...

Page 87: ...erformed at the time of welding start Depending on the welding conditions and set current value the appropriate time and current for start control are determined if proper burning of the wire does not...

Page 88: ...splay to be ignored Using the alarm setting switch function ensures to stop the output from the welding power source ON any alarm detection stops the output of welding power source OFF alarm detection...

Page 89: ...1 m min Switching to the welding current display can check the welding current value automatically set In using the welding power source in the automatic machine mode refer to the following diagram f...

Page 90: ...tion terminal block TM3 F30 set the function of IN EXT2 6 to 9 on the external connection terminal block TM3 F31 set the function of IN EXT3 7 to 9 on the external connection terminal block TM3 F32 se...

Page 91: ...e OFF open ON close 13 OFF open OFF open ON close ON close 14 ON close OFF open ON close ON close 15 OFF open ON close ON close ON close 16 ON close ON close ON close ON close The external input termi...

Page 92: ...cause extraordinary volume of spatter In this case setting this function to 1 by using the voltage detection cable optionally available can improve the status Connection of voltage detection cable 4...

Page 93: ...equivalent to about 0 01 V The value that can be changed by F42 is about 0 01 which is equivalent to about 0 01 V This function can be adjusted only in the calibration mode For details refer to 7 6 Ca...

Page 94: ...on F45 to ON enables to carry out the initial welding crater treatment set by F46 F47 even in the welding of No crater condition When this function is enabled special crater is displayed in the HOME s...

Page 95: ...is displayed in the HOME screen enabling the internal functions F49 and F50 Set the increase decrease current volume through F49 Current increase and decrease by single clicking and F50 Current incre...

Page 96: ...t the current increase decrease volume by double clicking in the range of 100 to 100 A 6SHFLDO FUDWHU UHSHDW In the sequence of main welding of the CRATER FILL ON Repeat during start input holding the...

Page 97: ...wire feeding speed with the normal feeding speed without slow down after the welding completion which enables the tack welding of less transition time ON Pressing the torch switch within 0 5 seconds...

Page 98: ...ns F72 and F73 will be enabled Example CRATER OFF Interval OFF Disable the function TIPS When this function is set to ON the setting of CRATER FILL OFF will be selected automatically disabling other w...

Page 99: ...machine 1 mode and 2 Automatic machine 2 mode is selected for F4 Auto Semi auto mode 7 0RGH WRUFK VZLWFK VHWWLQJ Even if DC TIG is selected as welding method operating the torch switch of the torch c...

Page 100: ...ange For more information on the adjustment procedure contact dealer NOTE Do not carelessly change the setting of this function 9ROWDJH GLVSOD DGMXVWPHQW 1 2 6 7 Set the adjustment value gain offset w...

Page 101: ...s automatically set and fine adjustment is available for the set welding voltage Align the welding voltage adjustment knob to the center mark and adjust the voltage with the position as the standard I...

Page 102: ...0 No function 1 Crater setting 6 6 4 Crater setting CRATER FILL OFF CRATER FILL ON CRATER FILL ON Repeat 2 Gas check 5 3 Power ON and Gas Supply OFF OFF ON 3 Constant penetration 6 6 8 Penetration co...

Page 103: ...ntion function is disabled NOTE Write down the password on a piece of paper and store it safely The current password will be requested also when you change it If a password is set and the erroneous op...

Page 104: ...To change the password delete the password with the operation from the step 3 of 7 1 2 Disabling erroneous operation prevention and go to the next step If a password has not been set yet the Password...

Page 105: ...ion prevention function the password will be requested LVDEOLQJ HUURQHRXV RSHUDWLRQ SUHYHQWLRQ This section explains how to disable the password protected erroneous operation prevention function 1 Dis...

Page 106: ...password changing or deleting operation the screen will shift to the Password Setting screen 7 1 1 Setting Changing password B The number is confirmed and the display will change from color inversion...

Page 107: ...0 00 Cumulative wire consumption used in welding lbs kg P21 0 0 to 9999 0 to 4535 Target wire consumption lbs kg P22 0 0 to 5 Operation at the time when the target wire consumption is achieved Total...

Page 108: ...When the P10 count value reaches the number of welding points specified here an alarm appears indicating that the target is achieved 7 2 2 6 Alarm indication when target is achieved P12 Operation at...

Page 109: ...chieved 7 2 2 6 Alarm indication when target is achieved P22 Operation at the time when the target wire consumption is achieved Select the operation from 0 to 5 for the time when the target specified...

Page 110: ...he P41 to P44 settings when the set value of welding current is 200A and that of welding voltage is 20 V P45 WARNING judgment time Select the time to judge the event as an error in the range from 0 to...

Page 111: ...nd 99 9 hours are displayed in the unit of 0 1 hour and the time exceeding 100 hours is displayed in the unit of 1 hour The count value of P51 will not be cleared according to the P32 setting Refer to...

Page 112: ...n memory The internal function values at the time of data backup The right example shows a voltage error The control No P40 flashes on the left digital meter and the difference between the average val...

Page 113: ...ter voltage 0 1 V pre_tim Initial time 0 1 s cre_uni_vset Crater voltage synergic 1 cre_tim Crater time 0 1 s aff_tim Post flow time 0 1 s PerIset Setting change of current value 0 1 OFF ON arc_char A...

Page 114: ...ng data can be sampled Adding to this the Heat input will be displayed in column E The data types sampling speed should be specified in the internal function F52 F53 data log function 6 7 Setting Inte...

Page 115: ...back up the data before turning off the power switch DLOXUH ORJ IXQFWLRQ It is possible to record the latest ten error codes The data and time of occurrence will not be recorded The failure log data...

Page 116: ...ss the screen operation knob Turn the screen operation knob to place the cursor on BACKUP and press the knob B ALL or JOB No registration No is displayed on the right digital meter in a flashing mode...

Page 117: ...g backup the display of right digital meter changes B When backup is completed End will be displayed on the right digital meter Turn the screen operation knob to place the cursor on RESTORE and press...

Page 118: ...lized 1 Turn OFF the power switch 2 Press and hold the WIRE INCH key and left DISPLAY CHANGE key simultaneously and turn on the power switch 3 Check that End is displayed on the left right digital met...

Page 119: ...f The status returns to normal when the power switch is turned on B The product information will be displayed on the LCD panel When the screen operation knob is turned information on the peripheral eq...

Page 120: ...y using a cable with a cross section of 38 mm2 or more WB M502 0 09 22 5 kW or more If no resistance load is applied short circuit between the output terminals by using a cable with a cross section of...

Page 121: ...ou have adjusted the output current turn ON the torch switch to confirm the adjusted result to the set value Make sure that the value of the output current is within the following limits WB M352 350 1...

Page 122: ...ion panel 7 Correct the difference by using the values of internal functions F41 and F42 so that the difference is within the range of 0 1 V When the value of F41 is 0 1 it is equivalent to the output...

Page 123: ...he menu of SYSTEM SETTING will be displayed Font Size LCD Background Turn the screen operation knob to select the Font Size from Standard and Large and press the knob Turn the screen operation knob to...

Page 124: ...cut Make sure that there is no charged voltage before starting the work During maintenance and inspection take an appropriate measure to prevent turning on the input power Special attention is necess...

Page 125: ...ld also be stored as printed document Please note that OTC will not be liable for any alteration or loss of electronic information When cleaning the welding power source do not expose the cooling fan...

Page 126: ...metal side torch side torch cable voltage detection cable etc Check that there is no abnormal heat generation in cable connections Check that cable connections are not loose Check that there is no pr...

Page 127: ...sed air from the front slit ventilation hole to the back side to remove dust inside the welding power source Dust accumulating on the heat sink of transistor and rectifier may prevent heat radiation a...

Page 128: ...the high voltage electrolysis capacitor or other parts It is recommended to replace the printed circuit board PCB7 every five years For replacement of the printed circuit board PCB7 contact your deal...

Page 129: ...AC side and negative output side Short circuit between TR1 C1 and E1C2 TR1 E1C2 and E2 TR3 C2 and E2 TR5 C and E TR6 C and E Apply NF After finishing insulation resistance measurement return the abov...

Page 130: ...according to the table below If the welding power source is combined with robots manufactured by OTC see the instruction manual of the robot controller Before inspecting the welding power source make...

Page 131: ...CI Communication Error Application Parameter E 055 Communication Error in Control Board Secondary Side HCI Communication Error Timeout E 056 Communication Error in Control Board Secondary Side HCI Com...

Page 132: ...ed off After recovery be careful not to exceed the rated duty cycle E 310 to 313 Rotation problem of the cooling fan 2 Clean dusts inside the welding power source 8 3 Periodical Inspection Cooling fan...

Page 133: ...der Driver Error E 820 The current in the wire feeder motor exceeded the warning level 2 Check that the wires are not stuck or there are no other abnormalities in the welding torch or wire feeder The...

Page 134: ...y power source is not supplied Supply the primary power source in the following range WB M352 208 230 460 V 10 WB M502 460 V 10 3 Nothing is displayed on the left right digital meters even when the po...

Page 135: ...n the operation panel 11 Arc is unstable The setting of welding mode is not correct Check the settings of wire diameter wire materials and shield gas The wire is defective or there is a failure in wir...

Page 136: ...Diode module DSEI 2X101 12A 1 DR7 4531 505 Diode S2L60 1 1 TR1 to 4 4534 416 IGBT module CM100DUS 12F 4 100 1750 CM300DU 12NFH 4 TR5 100 2219 IGBT module 1MBI300HH 120L 50 1 SCR1 4530 137 Thyristor SG...

Page 137: ...206 Film capacitor US20X472JAASA 1 C14 100 2227 Film capacitor US20X682JAASA 1 CON1 100 1435 Receptacle DPC25 10BP 1 1 CON2 4730 010 Receptacle DPC25 6BP Z 1 1 TM5 4739 141 Terminal board T 3 Black 1...

Page 138: ...3784 1 17 K5804Q00 Resin panel K5804Q00 1 1 1 When placing an order of a printed circuit board P30099P00 provide us the following No Serial No shown on the nameplate on the front or rear of the weldin...

Page 139: ...137 Chapter 10 Reference Materials REFERENCE DRAWING REFERENCE MATERIALS CHAPTER 10 6FKHPDWLF GLDJUDP WB M352...

Page 140: ...REFERENCE DRAWING REFERENCE MATERIALS CHAPTER 10 138...

Page 141: ...139 Chapter 10 Reference Materials REFERENCE DRAWING REFERENCE MATERIALS CHAPTER 10 WB M502...

Page 142: ...REFERENCE DRAWING REFERENCE MATERIALS CHAPTER 10 140...

Page 143: ...eft side When the fan frame is removed Front 10 Upper DCV1 Lower P30086Q00 DCV2 10 4 P30304R00 Back of operation panel 3 17 TR1 to 4 R18 Back of P30086M00 P30086M00 DR2 to 5 R11 Back Top 10 When the c...

Page 144: ...R6 3 FM 8 9 Right side Left side When the fan frame is removed L1 T1 T2 L2 Front 10 Upper DCV1 Lower P30086Q00 DCV2 10 P30086T00 P30087T00 4 P30304R00 Back of operation panel 3 17 TR1 to 4 R18 Back of...

Page 145: ...tacts the base metal and spatter is generated The bead width becomes narrow The welding current is too high The bead width becomes wide Penetration and bead become large The travel speed is too high T...

Page 146: ...32 16 to 20 40 to 50 32 to 42 15 to 20 23 64 9 0 15 64 to 5 16 6 0 to 8 0 045 1 2 300 to 350 32 to 34 16 to 18 40 to 45 32 to 42 15 to 20 15 32 12 0 25 64 to 15 32 10 0 to 12 0 045 1 2 320 to 350 33 t...

Page 147: ...00 to 350 32 to 35 12 to 14 30 to 35 42 to 53 20 to 25 Back 1 16 1 6 380 to 420 36 to 39 14 to 16 35 to 40 42 to 53 20 to 25 Front 380 to 420 36 to 39 14 to 16 35 to 40 42 to 53 20 to 25 Back 3 4 19 0...

Page 148: ...to 045 0 9 to 1 2 0 to 0 1 1 0 to 1 5 120 to 140 17 to 19 10 to 12 25 to 30 5 32 4 0 035 to 045 0 9 to 1 2 0 1 to 0 1 1 5 to 2 0 150 to 170 18 to 21 10 to 16 25 to 40 Plate thickness t in mm Wire dia...

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