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G-8

ELECTRICAL DIAGRAMS

R3R

R3R-300 Control PC Board

IDENTIFICATION

PART No.

REQÕD.

ITEM

R80,R81,R82

R92,R93,R94

R92,R93,R94

QU1,QU2,QU3         

C1                        

   

C2,C30            

   

C3                  

   

C4,C9               

   

C5,C10,C27,C28,C29     

   

C6                   

  

   

              .02/600     

C11                        

   

C18,C19,C20        

   

C21,C22,C23         

   

C31                        

   

D1,D2,D3              

   

D4,D5,D6,D7,D8,D9,D10   

   

             1N4004 

D31,D32,D33           

   

DZ1                       

   

DZ2                

   

DZ3                

   

DZ4                

   

DZ5,DZ6,DZ7,DZ8     

    

DZ9                

   
   

    
   

   

   

   
   
   

R1,R2,R3            

    

R4,R5,R6,R7,R8,R9    

   

R10,R29,R52         

   

R11,R48              

   

R12,R15,R21,R27         

    

R13,R14,R32,R35,R37,R39   

   

R16                    

   

    

R23,R65,R66,R67           

   

R24                      

    

R25,R26,R41,R77,R78,R79    

    

R28,R45,R74,R75,R76     

   

R30,R31,R91                

    

R33                

   

R34,R95,R96,R97     

    
    

R38                

   

R40,R83,R84,R85     

    

R43,R49             

    
    

R46               

   

R50               

   

R51                       

   

    

R54                 

   

R55                    

    

R56,R57,R58,R62,R63,R64    

   

            100 1/2W 

R68,R69,R70,R71,R72,R73    

    

   

R90                    

    

                 10K 1/2W

SCR1,SCR2,SCR3            

    

TP1,TP2,TP3               

   

X1,X2                     

   

X3                       

    

C7,C12,C14,C15,C24,C25,C26

,D11,D12,D13,D14,

D24,D25,D26,D27,D28 ,D29,D30,D34,D35,
D36

         50/25

1
2

2

1

1

1

1

3

3

3

7

5

      S13490-8

              S13490-35

            S13490-4

         S16668-5

           S13490-62

             T11577-62

            S13490-102

     T11577-57

          T12199-2

       T11577-38

     S13490-73

50/15 OR 16 

                .022/200

                .022/50

                   .0033/200

         20/50

                  1/200

                .047/100

         0.1/400

        T12199-1

                1N4007

          T12199-4

T12702-23

3

1

1

1

1

1

4

             T12702-33

             T12702-9

             T12702-40

            T12702-29

             T12702-8

                IN4005

         1N5352B

                 1N5347B
                 1N5234B
                 1N4735

                1N4744A

                1N5240B

2

            S15000-5

      T12704-69

         2N4403

3

            T12707-4

3

3

2

6

4

9

1

            T12300-73

           T14648-12

            T10812-67

           S19400-1503

        S19400-2672

      S19400-1003

         T10812-62

      S19400-6813

     S19400-1004

250 20W

               1500 5W

                100K 1/2W

                  500 1/2W

1

1

1

1

1

1

1

1

4

4

4

2

3

5

6

      T10812-39                 50K 1/2W

       S19400-6811

     S19400-4751

        S19400-2213

     T14230-23

          5.0 MEG

             S19400-5622

            T14231-12                150 1/2W

          S19400-1002

             S19400-2673

            S19400-2670

1

1

9

6

3

3

2

            T14231-16

              T14231-2

      T14231-15

            S19400-2211

         S19400-3323

     T14231-11
     S19400-2671

      S19400-1001

         T10812-41

      S15161-19
      T13640-12

      S15128-9

       S15128-4

                  10M 1/2W

              S19400-3321

        68  5W

                38J

29

D15,D16,D18,D19,D20,D21,D22,D23,

OCI2

1

R17,R18,R47

3

5

R22,R98,R99,R102,R103

1

R20

     S19400-4753

R42,R59,R60,R61

4

R44,R86,R87,R88

4

            S16668-3

               100pF/100

COMMON

 10V

C

B

J

L

K

N

D

M

E

F

G

A

H

R3R-300 CONTROL G2173-1

R1   

R2   

R3   

R88  

R61  

R70  

R73  

R76  

R85  

R82  

R87  

R86  

R60  

R59  

R69  

R68  

R72  

R71  

R75  

R74  

R84  

R83  

R78  

R77  

R79  

R81  

R80  

R33  

R32  

R42  

R35  

R50  

R48  

R37  

R40  

R38  

R45  

R41  

R27  

R54  

R47  

R15  

R28  

R12  

R13  

R14  

R11  

R20  

R17  

R24  

R22  

R55  

R21  

R39  

R44  

R25  

R98  

R99  

R26  

R102 

R103 

R18  

C9   

C4   

C29  

C28  

C27  

C5   

C10  

 C23 

 C22 

 C21 

 C3  

 C6  

C30  

C2   

C11  

 C1  

 C26 

 C25 

 C24 

 C12 

 C7  

 C15 

 C14 

 C31 

 C20 

 C19 

 C18 

DZ3  

DZ9  

DZ8  

DZ7  

DZ6  

DZ5  

DZ4  

D1   

D2   

D3   

D6   

D4   

D5   

D7   

D8   

D9   

D20  

D23  

D36  

D22  

D21  

D19  

D18  

D34  

D35  

D27  

D12  

D15  

D14  

D26  

D30  

D11  

D24  

D10  

D13  

D28  

D29  

D25  

D16  

D31  

D32  

D33  

 DZ1 

 DZ2 

X3   

X2   

X1   

 TP3 

 TP2 

 TP1 

 J2  

 J4  

 J3  

 J1  

 OCI2 

R64  

R58  

R63  

R62  

R57  

R56  

R97  

R96  

R95  

R46  

R34  

R43  

R51  

R92  

R49  

R94  

R93  

 R91 

 R30 

 R31 

 R67 

 R66 

 R65 

 R10 

 R52 

 R90 

 R16 

 R23 

 R29 

R7   

R9   

R4   

R6   

R8   

R5   

SCR2 

SCR1 

SCR3 

 QU3  

 QU2  

 QU1  

  Q1  

  Q2  

+15V

Q1, Q2                        

G-8

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n to Section TOC

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n to Section TOC

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n to Section TOC

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n to Master TOC

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n to Master TOC

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n to Master TOC

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n to Master TOC

NOTE: Lincoln Electric assumes no responsibility for liablilities resulting from board level troubleshooting. PC Board repairs will invalidate your factory warranty. Individual Printed Circuit Board Components are not

available from Lincoln Electric. This information is provided for reference only. Lincoln Electric discourages board level troubleshooting and repair since it may compromise the quality of the design and may result
in danger to the Machine Operator or Technician. Improper PC board repairs could result in damage to the machine.

Содержание IDEALARC R3R-300

Страница 1: ...T And most importantly think before you act and be careful SERVICE MANUAL World s Leader in Welding and Cutting Products Premier Manufacturer of Industrial Motors Sales and Service through subsidiaries and Distributors Worldwide 22801 St Clair Ave Cleveland Ohio 44117 1199 U S A Tel 216 481 8100 For use with machine code numbers 9534 9537 9874 and 9884 IDEALARC R3R 300 400 and 500 Return to Master...

Страница 2: ...E SERIOUS INJURY OR DEATH KEEP CHILDREN AWAY PACEMAKER WEARERS SHOULD CONSULT WITH THEIR DOCTOR BEFORE OPERATING Read and understand the following safety highlights For additional safety information it is strongly recommended that you purchase a copy of Safety in Welding Cutting ANSI Standard Z49 1 from the American Welding Society P O Box 351040 Miami Florida 33135 or CSA Standard W117 2 1974 A F...

Страница 3: ...round the work or metal to be welded to a good electrical earth ground 3 f Maintain the electrode holder work clamp welding cable and welding machine in good safe operating condition Replace damaged insulation 3 g Never dip the electrode in water for cooling 3 h Never simultaneously touch electrically hot parts of electrode holders connected to two welders because voltage between the two can be th...

Страница 4: ...area If this is not possible cover them to prevent the welding sparks from starting a fire Remember that welding sparks and hot materials from welding can easily go through small cracks and openings to adjacent areas Avoid welding near hydraulic lines Have a fire extinguisher readily available 6 b Where compressed gases are to be used at the job site special precautions should be used to prevent h...

Страница 5: ...oudage à l aide d écrans appropriés et non inflamma bles 4 Des gouttes de laiter en fusion sont émises de l arc de soudage Se protéger avec es vêtements de protection libres de l huile tels que les gants en cuir chemise épaisse pan talons sans revers et chaussures montantes 5 Toujours porter des lunettes de sécurité dans la zone de soudage Utiliser des lunettes avec écrans lateraux dans les zones ...

Страница 6: ...fety Instructions B 2 General Description B 3 Controls and Settings B 4 Welding Operation B 6 Accessories Section C Maintenance Section D Safety Precautions D 2 Routine and Periodic Maintenance D 2 General Component Locations D 3 Theory of Operation Section E Troubleshooting and Repair Section F How To Use Troubleshooting Guide F 2 Troubleshooting Guide F 4 Test Procedures F 10 Oscilloscope Wavefo...

Страница 7: ...l Specifications Idealarc R3R 300 A 2 Technical Specifications Idealarc R3R 400 A 3 Technical Specifications Idealarc R3R 500 A 4 Safety Precautions A 5 Select Suitable Location A 5 Lifting A 5 Tilting A 5 Stacking A 5 Input Connections A 6 Ground Connection A 6 Input Supply Connections A 6 Input Wire and Fuse Size A 7 Reconnect Procedure A 8 Output Connections Stick TIG Air Carbon Arc A 9 ...

Страница 8: ... Rated Amps 100 230 29 60 300 32 35 375 35 OUTPUT Current Range Maximum Open Circuit Voltage 45 to 375 Amps 67 VDC RECOMMENDED INPUT WIRE AND FUSE SIZES AT 60 DUTY CYCLE Input Wire Size Ground Wire Size Input Voltage Fuse Input Ampere Type 75 C Type 75 C Frequency Super Lag Rating on Copper Wire in Copper Ground or Breaker Size Nameplate Conduit Wire in Conduit Volts Hz AWG IEC Sizes AWG IEC Sizes...

Страница 9: ... Rated Amps 100 300 32 60 400 36 35 500 40 OUTPUT Current Range Maximum Open Circuit Voltage 60 to 500 Amps 67 VDC RECOMMENDED INPUT WIRE AND FUSE SIZES AT 60 DUTY CYCLE Input Wire Size Ground Wire Size Input Voltage Fuse Input Ampere Type 75 C Type 75 C Frequency Super Lag Rating on Copper Wire in Copper Ground or Breaker Size Nameplate Conduit Wire in Conduit Volts Hz AWG IEC Sizes AWG IEC Sizes...

Страница 10: ... Rated Amps 100 600 44 60 500 40 35 375 35 OUTPUT Current Range Maximum Open Circuit Voltage 75 to 625 Amps 67 VDC RECOMMENDED INPUT WIRE AND FUSE SIZES AT 60 DUTY CYCLE Input Wire Size Ground Wire Size Input Voltage Fuse Input Ampere Type 75 C Type 75 C Frequency Super Lag Rating on Copper Wire in Copper Ground or Breaker Size Nameplate Conduit Wire in Conduit Volts Hz AWG IEC Sizes AWG IEC Sizes...

Страница 11: ...t stack the R3R on top of any other machine A permanent lift bail is located at the top of the machine positioned at the center of gravity for stable lifting R3R weights are as follows R3R 300 350 pounds 159 kilograms R3R 400 402 pounds 182 kilograms R3R 500 446 pounds 202 kilograms TILTING Place the machine on a secure level surface Any sur faces you place it on other than the ground must be firm...

Страница 12: ...le door covers the input connection box which contains the input contactor CR1 and reconnect panel assem bly for multiple voltage machines GROUND CONNECTION The welder frame must be grounded A stud marked with the symbol located on the floor of the input box is provided for this purpose See the U S National Electrical Code for details on proper ground ing methods INPUT SUPPLY CONNECTIONS Input pow...

Страница 13: ...n the Technical Specifications page Choose an input and grounding wire size according to local or national codes also see the appropriate Technical Specifications page Using fuses or circuit breakers smaller than recommended may result in nuisance shut offs from welder inrush currents even if you are not welding at high currents INSTALLATION A 7 A 7 IDEALARC R3R Return to Section TOC Return to Sec...

Страница 14: ... TAPE TO PROVIDE AT 3 CONNECT L1 L2 L3 INPUT SUPPLY LINES AND H2 TRANSFORMER LEADS TO THE INPUT SIDE OF THE CR1 CONTACTOR AS SHOWN 3 CONNECT L1 L2 L3 INPUT SUPPLY LINES AND H3 TRANSFORMER LEADS TO THE INPUT SIDE OF THE CR1 CONTACTOR AS SHOWN INPUT SUPPLY CONNECTION DIAGRAM Do not touch electrically live parts Only qualified persons should install use or service this equipment removed servicing Do ...

Страница 15: ...all times INSTALLATION A 9 A 9 IDEALARC R3R Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC FIGURE A 4 OUTPUT TERMINAL CONNECTIONS 1 2 3 1 NEGATIVE WELDING CABLE CONNECTION 2 POSITIVE WELDING CABLE CONNECTION 3 CABLE STRAIN RELIEF HOLES OUTPUT CONNECTIONS STICK TIG AIR CARBON...

Страница 16: ...NOTES A 10 A 10 IDEALARC R3R Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC ...

Страница 17: ...C R3R TABLE OF CONTENTS OPERATION SECTION Operation Section B Safety Instructions B 2 General Description B 3 Recommended Processes B 3 Design Features and Advantages B 3 Welding Capability B 3 Controls and Settings B 4 Welding Operation B 6 Operating Steps B 6 Local Control B 6 Remote Control B 6 Pocket Amptrol B 6 ...

Страница 18: ...Do not touch electrically live parts or electrodes with your skin or wet cloth ing Insulate yourself from the work and ground Always wear dry insulating gloves FUMES AND GASES can be dangerous Keep your head out of fumes Use ventilation or exhaust to remove fumes from breathing zone WELDING SPARKS can cause fire or explosion Keep flammable material away Do not weld on containers that have held com...

Страница 19: ...needs no maintenance Fully recessed control panel protects controls and minimizes accidental contact Recessed output terminals reduces chance of acci dental contact Low profile case permits installation under a work bench Removable rear access panel provides easy access to input contactor and input lead connections Removable case sides provide easy access for ser vice or inspection even when machi...

Страница 20: ... minimum 4 CURRENT RANGE SELECTOR SWITCH R3R 400 and R3R 500 only A position selects lower range current control B position selects higher range current control 5 OUTPUT CONTROL SWITCH R3R OR REMOTE POSITIONS Selects the mode of control In the R3R position control is by the machine control panel In the Remote position control is through an optional remote control device 6 OUTPUT CONTROL POTENTIOME...

Страница 21: ...ITY SWITCH optional Permits chang ing the electrode polarity of the output terminals between DC and DC 9 DC AMMETER optional Displays output cur rent when welding 10 DC VOLTMETER optional Displays output voltage 11 THERMAL PROTECTION INDICATOR LIGHT This amber light indicates that either of the two protective thermostats has opened Output power is removed but input power is still being applied to ...

Страница 22: ...he Accessories section for available remote control information POCKET AMPTROL Optional The pocket amptrol option provides a remote current control for the R3R welders This wireless control requires no control cable connection to the welder Use it as follows a On the R3R 400 and 500 the welder CURRENT CONTROL switch must be in the Remote posi tion and the CURRENT RANGE SELECTOR switch in the B ran...

Страница 23: ...Meters C 2 Pocket Amptrol C 2 Field Installed Options C 2 Remote Output Adapter Cable K857 C 2 Accessory Kits K703 K704 C 2 Undercarriages K817P K841 C 2 TIG Welding Options C 2 TIG Module K930 1 C 2 Water Valve Kit K844 1 C 2 Amptrols K870 K812 K963 1 K963 2 C 2 Contactor Kit K938 1 C 2 Docking Kit K939 1 C 2 Control Cable K936 3 C 2 Control Cable Extensions K937 22 5 K937 45 C 2 Section C 1 Sect...

Страница 24: ...ncy unit with gas valve for TIG welding Rated at 300 amps 60 duty cycle Request publication E3 205 Water Valve Kit K844 1 For use with a water cooled TIG torch Controlled by the preflow and after flow timers Installs inside the TIG module Amptrol Provides 25 ft 7 6m of remote current control for TIG welding 6 pin MS type plug connec tion Foot Amptrol K870 Hand Amptrol K963 1 Hand Amptrol K963 2 Co...

Страница 25: ...er TOC Return to Master TOC Return to Master TOC Section D 1 Section D 1 IDEALARC R3R TABLE OF CONTENTS MAINTENANCE SECTION Maintenance Section D Safety Precautions D 2 Routine and Periodic Maintenance D 2 General Component Locations D 3 ...

Страница 26: ...e machine to run hot Blow out the machine at regular intervals with low pressure air Clean the following parts See Figure D 1 Main transformer and choke SCR diode bridge Control PC board Electrode and work cable connections Fan assembly NOTE The fan motor has sealed bearings that require no service Remote control terminal strip TS1 in machines below code 9500 NOTE Keeping remote control terminal s...

Страница 27: ...3 D 3 IDEALARC R3R 11 12 10 9 8 7 6 5 4 3 2 1 13 FIGURE D 1 GENERAL COMPONENT LOCATIONS 1 CONTROL PANEL 2 SCR DIODE BRIDGE 3 MAIN TRANSFORMER 4 CHOKE 5 RECONNECT PANEL LOCATION 6 INPUT CONTACTOR LOCATION 7 FAN ASSEMBLY 8 CONTROL TRANSFORMER LOCATION 9 PC BOARDS LOCATION 10 CASE FRONT 11 OUPUT TERMINALS LOCATION BENEATH HINGED PANEL 12 POCKET AMPTROL OPTIONAL 13 POLARITY SWITCH OPTIONAL ...

Страница 28: ...NOTES D 4 D 4 IDEALARC R3R Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC ...

Страница 29: ...ircuits E 4 Protective Devices and Circuits E 5 SCR Operation E 6 CONTROL BOARD OUTPUT CONTROL ARC FORCE CONTROL CONTROL TRANSFORMER POWER SWITCH R E C O N N E C T INPUT CONTACTOR TRANSFORMER MAIN SCR DIODE HYBRID BRIDGE SHUNT OUTPUT CHOKE NEGATIVE OUTPUT TERMINAL POSITIVE OUTPUT TERMINAL G A T E S I G N A L S FEEDBACK F E E D B A C K THERMOSTATS FAN MOTOR TERMINAL STRIP REMOTE SWITCH DIAL SELECTO...

Страница 30: ...rrent output The finishes or neutrals of the main secondary coils are connected together and the three starts of the secondary windings are connected to the rectifier bridge assembly In addition three 66VAC phase angle windings are housed in the main transformer assembly These windings provide power and timing for the control board Two of these coils provide 120VAC for the fan motor THEORY OF OPER...

Страница 31: ...e negative output terminal stores energy and provides current filtering for the constant current welding arc THEORY OF OPERATION E 3 E 3 IDEALARC R3R Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC NOTE Unshaded areas of Block Logic Diagram are the subject of discussion FIGUR...

Страница 32: ...CH DIAL SELECTOR SWITCH SNUBBER BOARD AMPHENOL POLARITY SWITCH OPTIONAL OPTIONAL POCKET AMPTROL PC BOARD OPTIONAL POCKET AMPTROL TRANSFORMER OPTIONAL POLARITY SWITCH AND POCKET AMPTROL CIRCUITS The polarity switch permits changing the arc polarity at the output terminals of the R3R machine This switch should not be changed while welding The Pocket Amptrol option provides the operator with wireless...

Страница 33: ...ved from the input line The amber High Temperature Light will turn on and the machine will remain inoperative until the thermostats cool and reset The R3R power sources are also protected against output current overloads This overload protection circuit located on the control board will reduce the welding current to a safe level if the machine is over loaded for two or three seconds If the control...

Страница 34: ...An SCR is fired by a short burst of current into the gate This gate pulse must be more positive than the cathode voltage Since there is a standard PN junc tion between gate and cathode the voltage between these terminals must be slightly greater than 0 6V Once the SCR has fired it is not necessary to contin ue the flow of gate current As long as current contin ues to flow from anode to cathode the...

Страница 35: ...t Test F 31 Oscilloscope Waveforms F 35 Normal Open Circuit Voltage Waveform Maximum Output No Load F 35 Typical Output Voltage Waveform Machine Loaded F 36 Typical SCR Gate Voltage Waveform Maximum Output No Load F 37 Abnormal Open Circuit Voltage Waveform One Output SCR Not Functioning F 38 Replacement Procedures F 39 Input Contactor CR1 Cleaning Replacement F 39 Fan Motor and Blade Removal and ...

Страница 36: ...ENT S lists the obvious external possibilities that may contribute to the machine symptom Perform these tests checks in the order listed In general these tests can be con ducted without removing the case wrap around cover Step 3 PERFORM COMPONENT TESTS The last column labeled Recommended Course of Action lists the most likely components that may have failed in your machine It also specifies the ap...

Страница 37: ...h which could have a static charge If the PC Board can t be installed immediately put it back in the static shielding bag If the PC Board uses protective shorting jumpers don t remove them until installation is complete If you return a PC Board to The Lincoln Electric Company for credit it must be in the static shielding bag This will prevent further damage and allow proper failure analysis 4 Test...

Страница 38: ...ice Department 216 383 2531 or 1 800 833 9353 WELD Machine is dead no output no fan no pilot light 1 Make sure that the input power switch is in the ON position 2 Check the three phase input voltage at the machine Input voltage must match the rating plate and the reconnect panel 3 Check for blown or missing fuses in the input lines 1 Check the input power switch S1 for proper operation See the Wir...

Страница 39: ...e for proper cir culation of air Operate the machine at rated current and duty cycle 1 Check the leads and connec tions between the thermostats the input contactor 1CR and the power switch SW1 See the Wiring Diagram 2 One of the normally closed thermostats may be faulty The input contactor CR1 chatters 1 Make certain the three phase input voltage matches the rat ing plate and the reconnect panel 1...

Страница 40: ...f the problem is resolved check the remote control unit and associ ated cable leads If the Pocket Amptrol option is being used the Pocket Amptrol circuit may be faulty 4 Make sure the remote control leads 75 76 77 are not grounded or shorted to the positive or negative welding output 1 Check the Output Control R1 and associated wiring See the Wiring Diagram 2 Check the Output Control Switch S2 and...

Страница 41: ...t on R3R 300 3 If the remote control is being used set the Output Control Switch SW2 to the Machine or Local position and control the weld output with the machine Output Control R1 If the problem is resolved check the remote control unit and associ ated cable leads If the Pocket Amptrol option is being used the Pocket Amptrol circuit may be faulty 1 Check the Output Control R1 Normal resistance is...

Страница 42: ...are always electrically hot 1 This is a normal condition The open circuit voltage should be approximately 67VDC The open circuit voltage may vary with the input line voltage The machine welds but reduces to a low output under load and remains there until the load is removed and the arc re started 1 Operating the machine beyond the current rating will cause the overload protection circuit on the co...

Страница 43: ...S RECOMMENDED COURSE OF ACTION WELDING PROBLEMS Poor arc characteristics 1 Make sure the correct weld pro cedures are being used Electrode Polarity etc 2 Check the welding cables for loose or faulty connections 1 Perform the SCR Diode Rectifier Bridge Test 2 Perform the Main Transformer Test 3 The control board may be faulty Replace The welding arc is variable and sluggish 1 Check the input voltag...

Страница 44: ...r safety and to avoid electrical shock please observe all safety notes and precautions detailed throughout this manual If for any reason you do not understand the test procedures or are unable to perform the test repairs safely contact the Lincoln Electric Service Department for electrical trou bleshooting assistance before you proceed Call 216 383 2531 or 1 800 833 9353 WELD DESCRIPTION This test...

Страница 45: ...ct an AC voltmeter to the leads Electric Shock can kill With the input power on there are high voltages inside the machine Do not reach into the machine or touch any internal part of the machine while the power is on 5 Apply the correct voltage to the machine and turn the power switch S1 ON 6 Check for 120VAC at the contactor coil leads If the 120VAC is NOT present with the power switch S1 on chec...

Страница 46: ...ly 120VAC to the terminals of the input con tactor coil If the contactor does NOT acti vate the input contactor is faulty Replace the input contactor 4 With the contactor activated check the con tinuity across the contacts Zero ohms or very low resistance is normal See Figure F 2 If the resistance is high the input con tactor is faulty Replace the input contactor 5 When the contactor is NOT activa...

Страница 47: ...r safety and to avoid electrical shock please observe all safety notes and precautions detailed throughout this manual If for any reason you do not understand the test procedures or are unable to perform the test repairs safely contact the Lincoln Electric Service Department for electrical trou bleshooting assistance before you proceed Call 216 383 2531 or 1 800 833 9353 WELD DESCRIPTION This test...

Страница 48: ...t reach into the machine or touch any internal part of the machine while the power is on 5 Apply the correct voltage to the machine and turn the power switch S1 ON 6 Check for approximately 120VDC at the contactor coil leads If the 120VDC IS pre sent at the contactor coil the input contac tor should activate If it does not the input contactor may be faulty Check or replace If the 120VDC is NOT pre...

Страница 49: ...VDC to the terminals of the input con tactor coil If the contactor does NOT acti vate the input contactor is faulty Replace the input contactor 4 With the contactor activated check the con tinuity across the contacts Zero ohms or very low resistance is normal See Figure F 4 If the resistance is high the input con tactor is faulty Replace 5 When the contactor is NOT activated the resistance should ...

Страница 50: ...lectrical shock please observe all safety notes and precautions detailed throughout this manual If for any reason you do not understand the test procedures or are unable to perform the test repairs safely contact the Lincoln Electric Service Department for electrical trou bleshooting assistance before you proceed Call 216 383 2531 or 1 800 833 9353 WELD DESCRIPTION This test will determine if the ...

Страница 51: ...t control panel 3 Locate the control transformer T2 on the left side of the input box facing the back of the machine See Figure F 5 4 Locate the control transformer primary leads H1 H2 H3 etc See the Wiring Diagram NOTE Unused leads should be taped a Inspect for broken or incorrect con nections 5 Locate control transformer leads X1 top and X2 a Lead X1 is connected to the input con tactor CR1 coil...

Страница 52: ... nor the meter probe touches any metal surfaces c Connect the other meter probe to the 231 connection at the power switch See Figure F 6 d Apply input power to the R3R 7 Read the meter for 115VAC a If 115VAC is present the control trans former is functioning properly b If 115VAC is NOT present go to Step 8 8 If 115VAC is not present between leads X1 and 231 check the spliced connection between 231...

Страница 53: ... please observe all safety notes and precautions detailed throughout this manual If for any reason you do not understand the test procedures or are unable to perform the test repairs safely contact the Lincoln Electric Service Department for electrical trou bleshooting assistance before you proceed Call 216 383 2531 or 1 800 833 9353 WELD DESCRIPTION This test will determine if the correct voltage...

Страница 54: ...ides and the reconnect panel cover 4 Inspect the input contactor reconnect panel and primary leads to the main trans former for loose or faulty connections See Figure F 7 a Confirm that the reconnect panel is connected properly for the three phase main input supply power supplied to the machine See the reconnect panel connection diagram located on the inside of the input box assembly access door 5...

Страница 55: ...If the proper voltage is present for all three phases the input contactor is working properly b If the proper voltage is not present for any or all of the three phases the input contactor may be faulty See appropri ate Input Contactor Test 11 Test with an AC voltmeter for approximate ly 50VAC across each of the three main secondary start leads located at the SCR Diode Rectifier Bridge Remove the r...

Страница 56: ...2206 see Figure F 9 for lead locations For control board G1575 see Figure F 10 for lead locations NOTE If the main input supply voltage varies the main transformer voltages will vary proportionately a If the voltage is low remove the plug or leads and recheck the voltage for 66VAC If the reading is normal the control board may be faulty Replace the control board b If one or more of the voltage tes...

Страница 57: ...TROUBLESHOOTING REPAIR F 23 F 23 IDEALARC R3R TABLE F 1 PHASE ANGLE WINDING VOLTAGES From Lead To Lead Expected VAC 201 204 66 VAC 202 204 66 VAC 203 204 66 VAC MAIN TRANSFORMER T1 VOLTAGE TEST continued FIGURE F 9 CONTROL BOARD G2206 TEST POINTS FIGURE F 10 CONTROL BOARD G1575 TEST POINTS R3R CONTROL G2206 R3R CONTROL G1575 Plug P3 201 202 203 204 201 202 203 204 Plug P4 ...

Страница 58: ...oid electrical shock please observe all safety notes and precautions detailed throughout this manual If for any reason you do not understand the test procedures or are unable to perform the test repairs safely contact the Lincoln Electric Service Department for electrical trou bleshooting assistance before you proceed Call 216 383 2531 or 1 800 833 9353 WELD DESCRIPTION This test will help determi...

Страница 59: ...the welding output terminals 4 Disconnect molex plug P4 from control board G2206 See Figure F 11 If the machine has control board G1575 disconnect the individ ual gate leads G1 G2 G3 and also lead 204 See Figure F 12 5 Locate and remove molex plug P5 from snubber board M15370 See Figure F 13 If the machine has snubber board M14215 label and disconnect Lead 204 from the out put shunt Be sure to dis...

Страница 60: ...eturn to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC FIGURE F 14 RESISTOR R3 LOCATION FIGURE F 13 SNUBBER BOARD M15370 PLUG P5 LOCATION RESISTOR R3 STATIC SCR DIODE RECTIFIER BRIDGE TEST continued M15370 SNUBBER Plug P5 ...

Страница 61: ...Test the resistance of SCR 2 and SCR 3 using the same procedure described in Step 8 10 Measure the resistance of diode D1 from anode probe to cathode probe using an analog ohmmeter set at R x 1000 scale The resistance should be low See Figure F 15 a Reverse the meter leads and measure the resistance from cathode probe to anode probe of diode D1 The resistance should be high See Figure F 15 b If a ...

Страница 62: ... and to avoid electrical shock please observe all safety notes and precautions detailed throughout this manual If for any reason you do not understand the test procedures or are unable to perform the test repairs safely contact the Lincoln Electric Service Department for electrical trou bleshooting assistance before you proceed Call 216 383 2531 or 1 800 833 9353 WELD DESCRIPTION This test will he...

Страница 63: ... F 16 If the machine has control board G1575 dis connect the individual gate leads G1 G2 and G3 and also lead 204 See Figure F 17 5 Locate and remove molex plug P5 from snubber board M15370 See Figure F 18 If the machine has snubber board M14215 it will be necessary to label and disconnect lead 204 from the output shunt Be sure to disconnect the 204 lead that runs between the snubber board and the...

Страница 64: ...meter for zero voltage a If the voltage reading is higher than zero the SCR is shorted 13 Close or keep closed switch SW 1 14 Close switch SW 2 for 2 seconds Release and read meter a If the voltage is 3 6 volts while the switch is closed and after the switch is open the SCR is functioning b If the voltage is 3 6 volts only when the switch is closed or if there is no voltage when the switch is clos...

Страница 65: ... your factory warranty For your safety and to avoid electrical shock please observe all safety notes and precautions detailed throughout this manual If for any reason you do not understand the test procedures or are unable to perform the test repairs safely contact the Lincoln Electric Service Department for electrical trou bleshooting assistance before you proceed Call 216 383 2531 or 1 800 833 9...

Страница 66: ...s equipped with a polari ty switch the switch handle will have to be removed using a 1 8 Allen type wrench Electric Shock can kill With the input power on there are high voltages inside the machine Do not reach into the machine or touch any internal part of the machine while the power is on 4 Apply the correct input power to the machine 5 Check the T3 primary voltage at leads 201A to 203A See Figu...

Страница 67: ... 22 a With the Pocket Amptrol in position 1 the voltage should be approximately 40 8mV b With the Pocket Amptrol in position 10 the voltage should be approximately 138 9mV If the correct AC voltages are applied to the PC board and the correct DC mV is sensed at plug P6 pins 1 and 2 the Pocket Amptrol circuit should function properly If it does NOT check the leads between the plug P6 leads 75 76 an...

Страница 68: ...L CIRCUIT TEST continued FIGURE F 23 SENSING RESISTOR R4 R4 SENSING RESISTOR FIGURE F 24 POCKET AMPTROL SIMPLIFIED DRAWING POCKET AMPTROL P C BOARD CONTROL P C BOARD SCR DIODE RECTIFIER BRIDGE 1J7 2J7 3J7 GREEN YELLOW GREEN 201A 203A 1J6 2J6 218 219 R4 0 4 OHMS MACHINE REMOTE SWITCH 77 76 5J6 4J6 3J6 75 5J1 SHUNT POSITIVE OUTPUT TERMINAL NEGATIVE OUTPUT TERMINAL CHOKE POCKET AMPTROL SENSING ASSEMB...

Страница 69: ... generated from a properly operating machine Note that each vertical division represents 50 volts and that each horizontal divi sion represents 5 milliseconds in time Note Scope probes connected at machine output terminals probe to positive terminal probe to neg ative terminal R3R 500 machine SCOPE SETTINGS Volts Div 50V Div Horizontal Sweep 5 ms Div Coupling DC Trigger Internal NORMAL OPEN CIRCUI...

Страница 70: ...achine Note that each verti cal division represents 20 volts and that each horizontal division repre sents 5 milliseconds in time The machine was loaded with a resis tance grid bank The meter reads 500 amps at 40VDC Note Scope probes connected at machine output terminals probe to positive terminal probe to neg ative terminal R3R 500 machine SCOPE SETTINGS Volts Div 20V Div Horizontal Sweep 5 ms Di...

Страница 71: ...as in an open circuit condition no load and operating properly Note that each vertical division represents 2 volts and that each horizontal division represents 5 milliseconds in time Note Scope probes connected at SCR gate and cathode probe to gate and cathode probe to gate probe to cathode R3R 500 machine SCOPE SETTINGS Volts Div 2V Div Horizontal Sweep 5 ms Div Coupling DC Trigger Internal TYPIC...

Страница 72: ... SCR gate is dis connected to simulate an open or non functioning output SCR Each vertical division represents 50 volts and each horizontal division repre sents 5 milliseconds in time The machine was loaded with a resis tance grid bank Note Scope probes connected at machine output terminals probe to positive terminal probe to neg ative terminal R3R 500 machine SCOPE SETTINGS Volts Div 50V Div Hori...

Страница 73: ...ctrical shock please observe all safety notes and precautions detailed throughout this manual If for any reason you do not understand the test procedures or are unable to perform the test repairs safely contact the Lincoln Electric Service Department for electrical trou bleshooting assistance before you proceed Call 216 383 2531 or 1 800 833 9353 WELD DESCRIPTION The following procedure will aid t...

Страница 74: ...e the input contactor assembly 6 Replace the input contactor cover plate CONTACTOR REPLACEMENT PROCEDURE 1 Disconnect main input supply power to the machine 2 Locate and get access to the input contac tor CR1 in the input box See Figure F 25 3 Disconnect the main input supply power leads L1 L2 and L3 to the input contactor Remove the control transformer primary leads H1 H2 or H3 dependent on input...

Страница 75: ...alidate your factory warranty For your safety and to avoid elec trical shock please observe all safety notes and precautions detailed throughout this manu al If for any reason you do not understand the test procedures or are unable to perform the test repairs safely contact the Lincoln Electric Service Department for electrical trou bleshooting assistance before you proceed Call 216 383 2531 or 1 ...

Страница 76: ...e machine case back to gain clearance to remove the fan See Figure F 26 4 If the fan motor is to be removed the leads to the motor must be disconnected This will require cutting the wires or breaking the splice 5 Remove the four mounting nuts and associ ated flat and lock washers that hold the motor to the mounting bracket See Figure F 26 6 Carefully remove the fan motor 7 To replace the fan motor...

Страница 77: ...actory warranty For your safety and to avoid elec trical shock please observe all safety notes and precautions detailed throughout this manu al If for any reason you do not understand the test procedures or are unable to perform the test repairs safely contact the Lincoln Electric Service Department for electrical trou bleshooting assistance before you proceed Call 216 383 2531 or 1 800 833 9353 W...

Страница 78: ...ge assembly 4 Remove the two screws holding the air deflector R3R 500 only to the front panel Remove the air deflector 5 Remove the glastic stiffeners one on each side left and right See Figure F 27 6 Remove the choke from the left side of the negative heat sink plate See Figure F 27 7 Remove the two 220 leads from the right side of the negative heat sink plate 8 Remove the positive lead and shunt...

Страница 79: ...ch the two 220 leads to the right side of the negative heat sink plate 19 Connect the choke switch lead to the left side of the negative heat sink plate See Figure F 27 20 Install the glastic stiffeners to the left and right sides See Figure F 27 21 Attach the air deflector to the front panel R3R 500 See Figure F 27 22 Check all lead placements and secure 23 Attach the front assembly to the machin...

Страница 80: ...ety and to avoid electrical shock please observe all safety notes and precautions detailed throughout this manual If for any reason you do not understand the test procedures or are unable to perform the test repairs safely contact the Lincoln Electric Service Department for electrical trou bleshooting assistance before you proceed Call 216 383 2531 or 1 800 833 9353 WELD DESCRIPTION The following ...

Страница 81: ...ess to the SCR clamping hardware When reassembling be sure all insulators are in place The heat sink plate should be electrically insulated from the mounting thru bolts 4 Alternately loosen nuts 1 2 turn each until heat sinks are loose Remove nuts and leaf spring IT IS RECOMMENDED THAT NEW HARDWARE LEAF SPRING AND HOUSING BE USED FOR REASSEMBLY 5 Remove the old SCR 6 Clean the area on the heat sin...

Страница 82: ...ide spring The different designs require different assembly and clamping procedures The assem bly procedure will be different depending upon the thread on the cap screws A 1 4 28 thread requires a different tightening procedure than a 1 4 20 thread PROCEDURE FOR THE 1 2 INCH WIDE SPRING 1 Place a piece of sleeving around each cap screw 2 Insert cap screws through the leaf spring Orient the leaf sp...

Страница 83: ...first cap screw 1 4 turn 3 Tighten second cap screw 1 2 turn 4 Tighten first cap screw 1 2 turn 5 Tighten second cap screw 1 2 turn 6 Tighten first cap screw 1 4 turn Stop 7 Assembly now has the proper clamping force 8 Perform the Active SCR Test CLAMPING PROCEDURE FOR 1 4 20 CAP SCREWS NOTE This procedure can only be used with 1 4 20 cap screws Do not use cap screws with any other type thread or ...

Страница 84: ... 1 8 inch wide standoff facing up See Figure F 31 4 Insert cap screws and leaf spring into plastic housing being sure that the steel pressure pad remains in position Pressing on the cap screw heads should produce a rocking action of the spring in its housing 5 Insert the clamp assembly through the heat sinks Install nuts Tighten the clamp nuts equally on the cap screws until finger tight Be sure t...

Страница 85: ...w 1 2 turn 7 Tighten second cap screw 1 4 turn STOP 8 Assembly now has the proper clamping force 9 Perform the Active SCR Test AFTER REPLACING THE SCRs Follow the steps in the SCR Diode Rectifier Removal and Replacement procedure to reassemble the machine CLAMPING PROCEDURE FOR 1 4 20 CAP SCREWS NOTE This procedure can only be used with 1 4 20 cap screws Do not use cap screws with any other type t...

Страница 86: ...our safety and to avoid electrical shock please observe all safety notes and precautions detailed throughout this manual If for any reason you do not understand the test procedures or are unable to perform the test repairs safely contact the Lincoln Electric Service Department for electrical trou bleshooting assistance before you proceed Call 216 383 2531 or 1 800 833 9353 WELD DESCRIPTION The fol...

Страница 87: ...not use steel wool or any abrasive cleanser on the diode mounting surface 7 Apply a thin 0 003 to 0 007 uniform layer of E1868 Dow Corning 340 heat sink com pound to the heat sink mounting surface a Do not apply compound to the diode stud or mounting threads b The diode threads must be clean and free of defects so that the nut can be fin ger tightened before applying torque A slip type torque wren...

Страница 88: ... trical shock please observe all safety notes and precautions detailed throughout this manu al If for any reason you do not understand the test procedures or are unable to perform the test repairs safely contact the Lincoln Electric Service Department for electrical trou bleshooting assistance before you proceed Call 216 383 2531 or 1 800 833 9353 WELD DESCRIPTION The following procedure will aid ...

Страница 89: ...ensing resistor See the Wiring Diagram These leads will have to be resoldered upon reassembly 5 Remove resistor R3 40 ohms 100 watts 6 Using the 9 16 socket wrench remove the four bolts left and right mounting the lift bail to the transformer top and bottom irons 7 Using the 9 16 socket wrench remove the four bolts flat washers and lock washers mounting the lift bail assembly to the base of the ma...

Страница 90: ...nal 3 Remove the bottom choke lead from the neg ative rectifier plate 4 Label and cut the choke thermostat leads 5 Using the 9 16 deep well socket wrench remove the four thru bolts that clamp the top E iron and choke assembly to the bottom E iron NOTE for easier reassembly clean the threads 6 Using a hoist carefully lift the choke and top iron assembly out and clear of the trans former coils NOTE ...

Страница 91: ...LS NOTE The following procedure describes a complete replacement of all primary and sec ondary transformer coils Adapt the procedure for the specific coils you may be replacing 1 Apply a coating of Lincoln Electric E2547 Epoxy Mix along both sides of the bottom iron lamination assembly in the areas where the coil sides will be mounted Coat the areas no closer than 38 inches from the top edge of th...

Страница 92: ...ils The longer side of the insulation should be placed toward the front of the machine where the secondary start and finish leads come out See Figure F 37 8 Install the three top primary coils noting which is right left and center Leads should come out at the back of the machine See Figure F 29 for prop er positioning The coils must be in correct position left center right 9 Install the top iron l...

Страница 93: ...urn to Master TOC Return to Master TOC Return to Master TOC TROUBLESHOOTING REPAIR F 59 F 59 IDEALARC R3R MAIN TRANSFORMER REMOVAL REPLACEMENT continued 10 If necessary trim off excess secondary lead stickout and TIG weld the leads together See Figure F 38 FIGURE F 38 SECONDARY LEAD TRIM AND WELD DETAIL TIG WELD ...

Страница 94: ...with four bolts flat washers and lock washers 2 Using the 9 16 socket wrench attach the lift bail to the transformer top and bottom irons with four bolts 3 Install resistor R3 40 ohms 100 watts 4 If the optional Pocket Amptrol diodes are installed resolder the leads to the shunt and the optional polarity switch Resolder leads 218 and 219 to the sensing resistor 5 Attach the fiber baffles to the le...

Страница 95: ... INPUT IDLE AMPS AND WATTS Input Volts Phase Hertz Maximum Idle Amps Maximum Idle KW 200 3 60 8 1 0 92 208 3 60 7 8 0 92 230 3 60 7 0 0 92 400 3 60 4 0 0 92 440 3 60 3 7 0 92 460 3 60 3 5 0 92 480 3 60 3 4 0 92 575 3 60 2 8 0 92 200 3 50 14 4 1 0 220 3 50 13 0 1 0 380 3 50 7 5 1 0 400 3 50 7 2 1 0 415 3 50 6 9 1 0 425 3 50 6 7 1 0 440 3 50 6 5 1 0 500 3 50 5 7 1 0 550 3 50 5 2 1 0 OPEN CIRCUIT VOL...

Страница 96: ...T IDLE AMPS AND WATTS Input Volts Phase Hertz Maximum Idle Amps Maximum Idle KW 200 3 60 9 5 1 04 208 3 60 9 2 1 04 230 3 60 8 3 1 04 380 3 60 5 0 1 04 440 3 60 4 3 1 04 460 3 60 4 1 1 04 550 3 60 3 4 1 04 575 3 60 3 3 1 04 200 3 50 18 6 1 15 220 3 50 17 0 1 15 230 3 50 16 3 1 15 380 3 50 9 8 1 15 400 3 50 9 3 1 15 415 3 50 9 0 1 15 440 3 50 8 5 1 15 500 3 50 7 5 1 15 550 3 50 6 8 1 15 OPEN CIRCUI...

Страница 97: ...ts INPUT IDLE AMPS AND WATTS Input Volts Phase Hertz Maximum Idle Amps Maximum Idle KW 200 3 60 10 9 1 2 208 3 60 10 5 1 2 230 3 60 9 5 1 2 415 3 60 5 3 1 2 440 3 60 5 0 1 2 460 3 60 4 8 1 2 550 3 60 4 0 1 2 575 3 60 3 8 1 2 200 3 50 19 8 1 2 220 3 50 18 0 1 2 230 3 50 17 2 1 2 380 3 50 10 4 1 2 400 3 50 9 9 1 2 415 3 50 9 5 1 2 440 3 50 9 0 1 2 500 3 50 7 9 1 2 550 3 50 7 2 1 2 OPEN CIRCUIT VOLTA...

Страница 98: ...NOTES F 64 F 64 IDEALARC R3R Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC ...

Страница 99: ... Master TOC Return to Master TOC TABLE OF CONTENTS ELECTRICAL DIAGRAMS SECTION Electrical Diagrams Section G Wiring Diagram R3R 300 G 3 Wiring Diagram R3R 400 Code 9537 G 4 Wiring Diagram R3R 400 Code 9874 R3R 500 G 5 Pocket Amptrol Schematic G 6 Snubber Board Schematic Layout G 7 R3R 300 Control PC Board G 8 R3R 400 Control PC Board G 9 R3R 500 Control PC Board G 10 ...

Страница 100: ...NOTES G 2 G 2 IDEALARC R3R Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC ...

Страница 101: ...8 7 6 5 4 RECONNECT PANEL SHOWN CONNECTED FOR 380V TO PRIMARY COILS H4 234 235 FAN MOTOR 221 222 223 G1 G2 G3 204 G1 G2 G3 204 226 220 204 211 210 213 77 212 76 SWITCH SHOWN IN LOCAL POSITION A AMBER G GREEN W WHITE Y YELLOW COLORS 235 232 ARE MADE AT THE SINGLE 346V AND ABOVE EXCEPT 380V 380V OR TRIPLE VOLTAGE SINGLE BELOW 346V OR DUAL VOLTAGE 380 500 OR 460 575 V 66V 66V 76 77 SW4 OPTIONAL POLAR...

Страница 102: ...IMARY T1 X1 X2 X3 SEC SEC SEC 13 14 15 ARE PRESENT ON 380 500 OR 460 575 MACHINES ONLY THERE IS NO 10 11 12 CONNECTION ON 380 OR TRIPLE VOLTAGE MACHINES A CHOKE THERMOSTAT SECONDARY THERMOSTAT 233 231 204 ICR 1 2 3 L1 L2 L3 11 10 12 3 2 1 9 8 7 6 5 4 RECONNECT PANEL SHOWN CONNECTED FOR 380V TO PRIMARY COILS TO PRIMARY COILS H4 234 235 FAN MOTOR HIGH TEMP LIGHT 221 222 223 G1 G2 G3 204 G1 G2 G3 204...

Страница 103: ...ONLY THERE IS NO 10 11 12 CONNECTION ON 380 A CHOKE THERMOSTAT SECONDARY THERMOSTAT 233 231 204 ICR 1 2 3 L1 L2 L3 11 10 12 3 2 1 9 8 7 6 5 4 RECONNECT PANEL SHOWN CONNECTED FOR 380V H4 234 235 FAN MOTOR HIGH TEMP LIGHT 221 222 223 G1 G2 G3 204 G1 G2 G3 204 226 220 204 211 210 213 77 212 76 SW3 A A M B E R G G R E E N W W H I T E Y Y E L L O W C O L O R S 235 232 ARE MADE AT THE SINGLE 346V AND AB...

Страница 104: ...GREE ON 3 PLACE DECIMALS IS OO2 ON HOLES SIZES PER E 2056 10 25V C18 C21 ChÕge Sht No UNLESS OTHERWISE SPECIFIED TOLERANCE WITH PUBLISHED STANDARDS 12V FRAME CONNECTION CANADA FRANCE AUSTRALIA C H K L R3R POCKET AMPTROL B 10K CW R7 47 5K R33 Q2 A 1 2W 82 R 5 C 75 77 NUMBER N A SINCE COMPONENTS OR CIRCUITRY ON A PRINTED CIRCUIT BOARD MAY CHANGE NOTES WITHOUT AFFECTING THE INTERCHANGEABILITY OF A CO...

Страница 105: ...J 130V TP2 3 8 J 130V TP1 400V 68 C1 5 W 10 R1 400V 68 C3 221 2 2 2 223 2 0 4 J 5 5 J 5 1 8 0 J 150V TP6 160J 320V TP5 160J 320V TP4 600V 05 C 4 600V 05 C 5 J 5 7 2 2 4 2 2 0 2 2 5 GENERAL INFORMATION 3 8 9 1 G 1 2 2 0 9 6 F G 7 Return to Section TOC Return to Section TOC Return to Section TOC Return to Section TOC Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC...

Страница 106: ...753 R42 R59 R60 R61 4 R44 R86 R87 R88 4 S16668 3 100pF 100 C O M M O N 1 0 V C B J L K N D M E F G A H R 3 R 3 0 0 C O N T R O L G 2 1 7 3 1 R 1 R 2 R 3 R 8 8 R 6 1 R 7 0 R 7 3 R 7 6 R 8 5 R 8 2 R 8 7 R 8 6 R 6 0 R 5 9 R 6 9 R 6 8 R 7 2 R 7 1 R 7 5 R 7 4 R 8 4 R 8 3 R 7 8 R 7 7 R 7 9 R 8 1 R 8 0 R 3 3 R 3 2 R 4 2 R 3 5 R 5 0 R 4 8 R 3 7 R 4 0 R 3 8 R 4 5 R 4 1 R 2 7 R 5 4 R 4 7 R 1 5 R 2 8 R 1 2 R...

Страница 107: ...3640 12 S15128 9 S15128 4 10M 1 2W S19400 3321 68 5W 38J 15V COMMON 10V C B J L K N D M E F G A H R 3 R 2 R 1 R 8 9 R 1 8 R 1 0 0 R 1 0 1 R 1 0 3 R 1 0 2 R 2 6 R 9 9 R 9 8 R 2 5 R 4 4 R 3 9 R 2 1 R 5 5 R 2 2 R 2 4 R 1 7 R 1 9 R 2 0 R 1 1 R 1 4 R 1 3 R 5 3 R 1 2 R 2 8 R 1 5 R 3 6 R 4 7 R 5 4 R 2 7 R 4 1 R 4 5 R 3 8 R 4 0 R 3 7 R 4 8 R 5 0 R 3 5 R 4 2 R 3 2 R 3 3 R 8 0 R 8 1 R 7 9 R 7 7 R 7 8 R 8 3 ...

Страница 108: ...16 S19400 1301 T14231 2 T14231 15 S19400 1501 S19400 2211 S19400 3323 T14231 11 S19400 2671 S19400 1001 T10812 41 S15161 19 T13640 12 S15128 9 S15128 4 10M 1 2W S19400 3321 68 5W 38J S16668 3 100pF 100 C O M M O N C B J L K N D M E F G A H R 3 R 5 0 0 C O N T R O L G 2 2 0 6 1 R1 R2 R3 R88 R61 R70 R73 R76 R85 R82 R87 R86 R60 R59 R69 R68 R72 R71 R75 R74 R84 R83 R78 R77 R79 R81 R80 R33 R32 R42 R35 R...

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