Page 2 - SAFETY; WARNING; CALIFORNIA PROPOSITION 65 WARNINGS; The Above For Diesel Engines; Return to Master TOC
i SAFETY i WARNING FOR ENGINEpowered equipment. 1.a. Turn the engine off before troubleshooting and maintenance work unless the maintenance work requires it to be running. ____________________________________________________ 1.b. Operate engines in open, well-ventilated areas or vent the engine exha...
Page 3 - ii
ii SAFETY ii ARC RAYS can burn. 4.a. Use a shield with the proper filter and cover plates to protect your eyes from sparks andthe rays of the arc when welding or observingopen arc welding. Headshield and filter lensshould conform to ANSI Z87. I standards. 4.b. Use suitable clothing made from durable...
Page 4 - iii
iii SAFETY iii FOR ELECTRICALLYpowered equipment. 8.a. Turn off input power using the disconnect switch at the fuse box before working onthe equipment. 8.b. Install equipment in accordance with the U.S. National Electrical Code, all local codes and the manufacturer’srecommendations. 8.c. Ground the ...
Page 5 - iv; PRÉCAUTIONS DE SÛRETÉ
iv SAFETY iv PRÉCAUTIONS DE SÛRETÉ Pour votre propre protection lire et observer toutes les instruc- tions et les précautions de sûreté specifiques qui parraissent d a n s c e m a n u e l a u s s i b i e n q u e l e s p r é c a u t i o n s d e s û r e t é générales suivantes: Sûreté Pour Soudage A L...
Page 6 - MASTER TABLE OF CONTENTS FOR ALL SECTIONS; Page
v v LN-10 MASTER TABLE OF CONTENTS FOR ALL SECTIONS Page Safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . i-iv Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Section A Op...
Page 7 - INSTALLATION; TABLE OF CONTENTS
SECTION A-1 INSTALLATION LN-10 SECTION A-1 TABLE OF CONTENTS -INSTALLATION SECTION- Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Section A Technical Specifications — LN-10 Head and Control...
Page 8 - TECHNICAL SPECIFICATIONS – LN-10 Head & Control; GENERAL DESCRIPTION; Return to Section TOC
A-2 INSTALLATION LN-10 A-2 WIRE DRIVE OR WIRE DRIVE SECTION OF FEEDER SPEC.# TYPE LOW SPEED RATIO HIGH SPEED RATIO Speed Wire Size Speed Wire Size Solid Cored Solid Cored K1563-1 10 Series 35-500 IPM .025 - 3/32 in. .035 - .120 in .50 - 750 IPM .025 - 1/16 in. .035 - 5/64 in. Std Drive Boom Mount (0...
Page 9 - connect Control to Wire Drive; SAFETY PRECAUTIONS; Mounting the 10 Series Wire Drive
A-3 INSTALLATION LN-10 A-3 All of these features are selected with a tactile-feel keypad,and are set independently using one of two rotating knobencoders, setting levels are displayed on one of two digitalLED displays. The 10 Series Wire Drive assemblies include a heavy dutyhead with externally chan...
Page 10 - Mounting the LN-10 Control Box
A-4 INSTALLATION LN-10 A-4 FIGURE A.1 M o u n t i n g S y n e r g i c 7 F W i r e D r i v e U n i t(K679-1 or -2) Mount the wire feed unit by means of the insulatedmounting bracket attached to the bottom of the gearbox.Reference L9777 (included with Drive unit) to find thesize and location of the mo...
Page 11 - Electrode Routing
A-5 INSTALLATION LN-10 A-5 Electrode Routing The electrode supply may be either from reels, Readi-R e e l s , s p o o l s , o r b u l k p a c k a g e d d r u m s o r r e e l s .Observe the following precautions: a) The electrode must be routed to the wire drive unit so that the bends in the wire are...
Page 12 - WIRE FEED DRIVE ROLL KITS; ELECTRIC SHOCK can kill.
A-6 INSTALLATION LN-10 A-6 WIRE FEED DRIVE ROLL KITS NOTE: T h e m a x i m u m r a t e d s o l i d a n d c o r e d w i r e sizes for each wire drive head and selecteddrive ratio is shown on the SPECIFICATIONSin the front of this section. The electrode sizes that can be fed with each roll andguide tu...
Page 13 - GMAW Guns
A-7 INSTALLATION LN-10 A-7 6) Install each drive roll by pushing over shaft until it butts up against locating shoulder on the drive rollshaft. (Do Not exceed maximum wire size rating ofthe wire drive). 7) Install Outer Wire Guide by sliding over locating pins and tightening in place. 8) Engage uppe...
Page 14 - Check that the drive rolls, feeder guide tubes and; 0 S e r i e s Wi r e D r i v e :; m u s t h a v e a K 5 9 0 - 4; GMAW Shielding Gas; • Keep cylinder away from areas where
A-8 INSTALLATION LN-10 A-8 G u n C a b l e C o n n e c t i o n w i t h F a s t - M a t eConnection 1. Check that the drive rolls, feeder guide tubes and gun connector guide tube are appropriate for theelectrode size being used. If necessary, changethem per “Wire Drive Roll Kits” in this section. 2. ...
Page 15 - ELECTRICAL INSTALLATION; ) Connect the end of the control cable with the 14-
A-9 INSTALLATION LN-10 A-9 ELECTRICAL INSTALLATION I n p u t C a b l e : L N - 1 0 C o n t r o l t o P o w e rSource Available Cable Assemblies: K1501 (Control Cable Only) Consists of a 9-conductorcontrol cable with a 14-pin control cable plug, withoutelectrode cable, and is available in lengths of ...
Page 16 - See “Electrical Installation” for instructions.; Dual Procedure Switch Options; BOOM AND BENCH CONVERSIONS; mount the reed switch onto the reel stand.
A-10 INSTALLATION LN-10 A-10 OPTIONAL FEATURESINSTALLATION K1501, K1502 and K1503 Input Cable Assemblies See “Electrical Installation” for instructions. Dual Procedure Switch Options K 6 8 3 - 1 D u a l P r o c e d u r e S w i t c h ( O n e p e r g u n ) -Requires K686-2 Adapter for LN-10. Kit inclu...
Page 17 - OPERATION
SECTION B-1 OPERATION SECTION B-1 LN-10 TABLE OF CONTENTS -OPERATION SECTION- Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Section B Safety Precautions . . . . . . . . . . . . . . . . . . ....
Page 18 - Setting the DIP Switches; Setup DIP Switch Access; ) Shut off the input power to the LN-10 control by; NOTE: Switch settings are only programmed during
B-2 OPERATION B-2 LN-10 F o r K 1 5 6 3 - 2 ( L N - 1 0 B o o m ) o r K 1 5 5 9 - 2 ( L N - 1 0B e n c h ) w i t h 5 5 - 8 2 5 I P M ( 1 . 4 0 - 2 1 . 0 m / m ) L o wSpeed Ratio set S1 DIP Switch as follows: F o r K 1 5 6 3 - 2 ( L N - 1 0 B o o m ) o r K 1 5 5 9 - 2 ( L N - 1 0Bench) with 80-1250 I...
Page 19 - Welding Power Source Selection
B-3 OPERATION B-3 LN-10 For K679-1 (Single Head Boom) with 50-770 IPM(1.27-19.5 m/m) Low Speed Ratio set S1 DIP Switchas follows: For K679-2 (Single Head Boom) with 80-1200 IPM(2.00-30.5 m/m) High Speed Ratio set S1 DIP Switchas follows: Welding Power Source Selection The LN-10 Control is set up for...
Page 20 - Metric/English Wire Feed Speed Display Selection; S2 switch 3 ON = Security mode ON
B-4 OPERATION B-4 LN-10 Metric/English Wire Feed Speed Display Selection The LN-10 Control is set up for Wire Feed Speed dis-play in Metric units (m/min.) or English units (IPM) bysetting S2 DIP Switch 1 (Labeled “M”): S2 switch 1 OFF = IPM (as shipped) S2 switch 1 ON = m/min 4-Step Trigger Mode Ope...
Page 21 - Robotics Mode Selection; S2 switch 4 ON = Robotics mode ON; Maximum Limits Setting Mode Selection; S2 switch 5 ON = Max. Limits Setting mode ON; Minimum Limits Setting Mode Selection; S2 switch 6 ON - Minimum Limits Setting mode ON
B-5 OPERATION B-5 LN-10 Robotics Mode Selection The LN-10 control is set up for Robotics Mode by set-ting the S2 DIP Switch 4 (Labeled “R”). For RoboticsI n t e r f a c e M o d e t o o p e r a t e , a K 1 5 6 1 - 1 R o b o t i c sInterface Module must be installed. S2 switch 4 ON = Robotics mode ON ...
Page 22 - Keypad and Display Description; KEYPAD AND DISPLAY OPERATION
B-6 OPERATION B-6 LN-10 Keypad and Display Description Keypad - Seven key, membrane type with "snap" tac-t i l e f e e l a n d e m b o s s e d d o m e s . L o n g l i f e d e s i g n .Spatter resistant surface. Displays - Two digital LED displays with .56" (14.2m m ) c h a r a c t e r h ...
Page 23 - Trigger Mode Selection; Trigger closure energizes the solenoid valve,; Display Control Keys
B-7 OPERATION B-7 LN-10 Trigger Mode Selection Trigger Mode Select key- e n a b l e s o p e r a t o r t ochoose mode of operations h o w n b y t h e i n d i c a t o rlights. Pressing key caus-e s m o d e l i g h t s t o sequence (top to bottom) starting from the currentindicated selection. Top Light...
Page 24 - Digital “Memory” Voltmeter
B-8 OPERATION B-8 LN-10 C o n t r o l S e l e c t k e y - e n a b l e s o p e r a t o r t ochoose Run-In procedure as indicated by thelight turning on. When light is on, the settingsof Run-In Wire Feed Speed and Voltage are displayed. After Weld procedure is set, Run-in procedure shouldbe set to opt...
Page 26 - D U A L
B-10 OPERATION B-10 LN-10 D U A L P R O C E D U R E R E M O T E CONTROL (K1449-1) When this option is connected to the LN-10 ControlB o x r e c e p t a c l e , a n d t h e P r o c e d u r e K e y s e l e c t s“REMOTE” the front panel knob controls and proce-dure selection is transferred to the knob ...
Page 27 - DRIVE ROLL PRESSURE SETTING; CAUTION
B-11 OPERATION B-11 LN-10 To Mount a 50-60 Lb. (22.7-27.2 kg) Coil:(Using K1504-1 Coil Reel) (For 50-60 lb Readi- Reels a K438 Readi-Reel Adapter must be used). The Spindle must be located in the UPPER mounting hole. 1) With the K1504-1 Coil Reel mounted on to the 2" (51 mm) spindle (or with ree...
Page 28 - GAS GUARD REGULATOR SETTING
B-12 OPERATION B-12 LN-10 1) Press end of gun against a solid object that is electrically isolated from the welder output andpress the gun trigger for several seconds. 2) If the wire "birdnests", jams, or breaks at the drive roll, the drive roll pressure is too great. Back thepressure settin...
Page 29 - WIRE REEL CHANGING; ) Cut the end of the electrode off at the gun end. Do; LOSS OF VOLTAGE SENSE SHUTDOWN
B-13 OPERATION B-13 DH-10 WIRE REEL CHANGING At the end of a coil, remove the last of the old elec-trode coil from the conductor cable by either pulling itout at the nozzle end of the gun or by using the follow-ing procedure: 1) Cut the end of the electrode off at the gun end. Do not break it off by...
Page 30 - Display
B-14 OPERATION B-14 DH-10 E X P L A N AT I O N O F P R O M P T I N GAND ERROR MESSAGES Display Prompt or Error Acc Displayed on Voltage display, indicates WFSdisplay is showing acceleration setting, “1" to“5" (See “Acceleration Selection” in thissection). OFF Displayed on WFS and voltage dis...
Page 31 - ACCESSORIES
SECTION C-1 ACCESSORIES SECTION C-1 LN-10 TABLE OF CONTENTS -ACCESSORIES SECTION- Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Section C General . . . . . . . . . . . . . . . . . . . . . . . ...
Page 32 - GENERAL
KP1505 Series DRIVE ROLL AND WIRE GUIDE KITS KP1507 Series DRIVE ROLL AND WIRE GUIDE KITS K1501 INPUT CABLE ASSEMBLY (CONTROL CABLE ONLY) K1502 INPUT CABLE ASSEMBLY K1503 INPUT CABLE ASSEMBLY K1520-1 115V/42V TRANSFORMER KIT K590-4 WATER CONNECTION KIT K659-1 GAS GUARD REGULATOR K1449-1 DUAL PROCEDU...
Page 34 - - E x t e n s i o n c a b l e s a r e a v a i l a b l e i n
C-4 ACCESSORIES C-4 K 1 4 5 0 - ” L ” - E x t e n s i o n c a b l e s a r e a v a i l a b l e i n lengths “L” of 12, 16 or 25 ft. (3.6, 4.9 or 7.6) to matchthe control to Feeder cable length used. K683-1 DUAL PROCEDURE SWITCH Requires K686-2 Adapter for LN-10. Kit includes gunswitch, and mountings f...
Page 35 - GUN AND CABLE ASSEMBLIES
C-5 ACCESSORIES C-5 GUN ADAPTERS (FOR 10 SERIESW I R E D R I V E ) A d a p t s 1 0 S e r i e s h e a d s f o r desired gun connection: K1500-1 for standard Lincoln Innershield gun con- nection, or with Fast-Made™ guns with K489-2 Fast-Mate Adapter Kit. Also for Magnum 200/300/400 withK466-1 connecti...
Page 37 - MAINTENANCE
SECTION D-1 MAINTENANCE SECTION D-1 LN-10 TABLE OF CONTENTS -MAINTENANCE SECTION- Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Section D Safety Precautions . . . . . . . . . . . . . . . . . . ....
Page 38 - Avoiding Wire Feeding Problems; Wire Drive Motor and Gearbox; Safety Precautions; Drive Rolls and Guide Tubes
D-2 MAINTENANCE D-2 LN-10 Avoiding Wire Feeding Problems Wire feeding problems can be avoided by observingthe following gun handling and feeder set up proce-dures:a) Do not kink or pull cable around sharp corners. b) Keep the electrode cable as straight as possible when welding or loading electrode ...
Page 39 - Bench Model
D-3 MAINTENANCE D-3 LN-10 7 6 5 4 2 3 1 Bench Model Shown Bench Model Shown Bench Model Only FIGURE D.1 - MAJOR COMPONENT LOCATIONS 1. Control Box Assembly 2. Door & Feedplate Assembly3. Motor & Gear Box Assembly4. Wire Drive Assembly5. Spindle Assembly6. Reel Stand & Base Assembly7. Cur...
Page 40 - THEORY OF OPERATION
SECTION E-1 THEORY OF OPERATION LN-10 SECTION E-1 TABLE OF CONTENTS -THEORY OF OPERATION SECTION- Theory of Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Section E General Description . . . . . . . . . . . . ...
Page 41 - CONTROL BOARD
GENERAL DESCRIPTION The LN-10 is a single head, 42 VAC input, 4-roll wirefeeder. A single control with dual procedure presetta-bility of wire feed speed (inches per minute or metersper minute) and arc voltage is used in conjunctionwith a Lincoln constant voltage (CV) welding powersource. The LN-10 w...
Page 44 - GROUNDING LEAD PROTECTOR; PROTECTION AND SHUTDOWN
E-5 THEORY OF OPERATION LN-10 E-5 WIRE FEED OVERLOADPROTECTION The LN-10 has solid-state overload protection of thewire drive motor. If the wire drive motor becomesoverloaded for an extended period of time, the protec-tion circuitry turns off the power source, wire feed andgas solenoid, and then dis...
Page 45 - NOTES
E-6 NOTES LN-10 E-6 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
Page 46 - TROUBLESHOOTING AND REPAIR
F-1 TROUBLESHOOTING AND REPAIR F-1 LN-10 TABLE OF CONTENTS -TROUBLESHOOTING AND REPAIR SECTION- Troubleshooting and Repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Section F How to Use Troubleshooting Guide . . . . . . . . . ...
Page 47 - HOW TO USE TROUBLESHOOTING GUIDE
LN-10 F-2 TROUBLESHOOTING AND REPAIR F-2 This Troubleshooting Guide is provided tohelp you locate and repair possible machinemalfunctions. Simply follow the three-stepprocedure listed below. Step 1. LOCATE PROBLEM (SYMPTOM).Look under the column labeled “PROBLEM( S Y M P T O M S ) ” . T h i s c o l ...
Page 48 - PC BOARD TROUBLESHOOTING PROCEDURES
F-3 TROUBLESHOOTING AND REPAIR F-3 LN-10 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 Sometimes machine failures appear to be due to PCboard failures. These problems can som...
Page 50 - TROUBLESHOOTING GUIDE; Test; FUNCTION PROBLEMS
F-5 TROUBLESHOOTING AND REPAIR F-5 LN-10 TROUBLESHOOTING GUIDE Observe all Safety Guidelines detailed throughout this manual. PROBLEMS(SYMPTOMS) POSSIBLE AREAS OFMISADJUSTMENT(S) RECOMMENDEDCOURSE OF ACTION T h e d r i v e m o t o r d o e s n o t t u r nwhen the gun trigger is activated.The displays...
Page 59 - FEEDING PROBLEMS
F-14 TROUBLESHOOTING AND REPAIR F-14 LN-10 Observe all Safety Guidelines detailed throughout this manual. PROBLEMS(SYMPTOMS) POSSIBLE AREAS OFMISADJUSTMENT(S) RECOMMENDEDCOURSE OF ACTION The wire is feeding rough or notf e e d i n g , b u t t h e d r i v e r o l l s a r eturning. The contact tip sei...
Page 60 - WELDING PROBLEMS
F-15 TROUBLESHOOTING AND REPAIR F-15 LN-10 Observe all Safety Guidelines detailed throughout this manual. PROBLEMS(SYMPTOMS) POSSIBLE AREAS OFMISADJUSTMENT(S) RECOMMENDEDCOURSE OF ACTION T h e w e l d i n g a r c i s v a r i a b l e o r“hunting”. Poor arc striking with sticking or“blast-offs”. The b...
Page 63 - If the correct voltages are NOT present; TEST PROCEDURE; the wire drive cover.; LEAD
F-18 TROUBLESHOOTING AND REPAIR F-18 LN-10 5. If the correct voltages are NOT present at the armature motor leads, check theassociated leads and plugs for loose orf a u l t y c o n n e c t i o n s . S e e t h e W i r i n gDiagram. If the leads and connectionsa r e O K , t h e c o n t r o l b o a r d...
Page 64 - TACH ADJUSTMENT AND FEEDBACK TEST; TEST DESCRIPTION
F-19 TROUBLESHOOTING AND REPAIR F-19 TACH ADJUSTMENT AND FEEDBACK TEST Service and repair should only be performed by Lincoln Electric factory trainedpersonnel. Unauthorized repairs performed on this equipment may result in dan-ger to the technician or machine operator and will invalidate your facto...
Page 65 - Activate the gun trigger. Make sure the; FIGURE F.2A — MODULE LOCK NUT; TACH ADJUSTMENT AND FEEDBACK TEST (continued); Lock Nut
F-20 TROUBLESHOOTING AND REPAIR F-20 LN-10 6. Activate the gun trigger. Make sure the motor is running. Check for the pres-ence of approximately 5.0 VDC fromblue lead #555 (+) to black lead #500(-). The 5.0 VDC represents the correctfeedback voltage from the hall effectdevice to the control board. 7...
Page 66 - Gently screw the hall effect module into
F-21 TROUBLESHOOTING AND REPAIR F-21 LN-10 3. Using the 9/16 in. wrench loosen the locking nut. 4. Gently screw the hall effect module into the mounting plate until it just touchesa n d s t o p s a g a i n s t t h e r o t a t i n g p a r tinside the gearbox. See Figure F.2A. 5. Back the module out 1...
Page 68 - KEYPAD RESISTANCE TEST; This test will determine if any key is not functioning properly.; MATERIALS NEEDED
F-23 TROUBLESHOOTING AND REPAIR F-23 KEYPAD RESISTANCE TEST Service and repair should only be performed by Lincoln Electric factory trainedpersonnel. Unauthorized repairs performed on this equipment may result in dan-ger to the technician or machine operator and will invalidate your factory warranty...
Page 69 - DISPLAY
F-24 TROUBLESHOOTING AND REPAIR F-24 LN-10 6. Check the keypad resistances referenc- ing Figure F.3 and Table F.1. 7. The resistances are checked at plug J10 on the keypad. See Figure F.3. 8. If any of the resistances are not correct, the keypad may be faulty. 9. When test is complete, carefully ins...
Page 72 - ENCODER PC BOARD TEST
F-27 TROUBLESHOOTING AND REPAIR F-27 ENCODER PC BOARD TEST Service and repair should only be performed by Lincoln Electric factory trainedpersonnel. Unauthorized repairs performed on this equipment may result in dan-ger to the technician or machine operator and will invalidate your factory warranty....
Page 73 - While slowly rotating the Volts control; Carefully check for the presence of 5; ENCODER
F-28 TROUBLESHOOTING AND REPAIR F-28 LN-10 7. While slowly rotating the Volts control check for a “pulsing” 0 to 5 VDC signalf r o m 8 J 2 ( l e a d # 5 1 6 ) t o 6 J 2 ( l e a d#517). If the 5 VDC supply IS presentat the encoder board and the pulsingsignal is NOT, the Volts encoder boardmay be faul...
Page 74 - GAS SOLENOID TEST
F-29 TROUBLESHOOTING AND REPAIR F-29 GAS SOLENOID TEST Service and repair should only be performed by Lincoln Electric factory trainedpersonnel. Unauthorized repairs performed on this equipment may result in dangerto the technician or machine operator and will invalidate your factory warranty. Foryo...
Page 75 - GAS SOLENOID; NOTE: WIRE FEEDER SHOWN; GAS
F-30 TROUBLESHOOTING AND REPAIR F-30 LN-10 6. If the 10 VDC is missing or low, check the leads and connections between thesolenoid and the control board. See theWiring Diagram. If the leads and con-nections are OK the control board maybe faulty. 7. If the 10 VDC is present at the solenoid l e a d s ...
Page 76 - DISPLAY PC BOARD REMOVAL AND REPLACEMENT; DESCRIPTION
F-31 TROUBLESHOOTING AND REPAIR F-31 DISPLAY PC BOARD REMOVAL AND REPLACEMENT Service and repair should only be performed by Lincoln Electric factory trainedpersonnel. Unauthorized repairs performed on this equipment may result in dangerto the technician or machine operator and will invalidate your ...
Page 77 - REPLACEMENT PROCEDURE; FIGURE F.6 — DISPLAY PC BOARD REMOVAL AND REPLACEMENT.; DISPLAY PC BOARD REMOVAL AND REPLACEMENT (continued); MOUNTING
F-32 TROUBLESHOOTING AND REPAIR F-32 LN-10 REPLACEMENT PROCEDURE 1. Install plug J10 into the new display board. 2. Mount the display board onto the six mounting pins. 3. Install plug J11 into the new display board. 4. Reinstall the control panel. REMOVAL PROCEDURE 1. Remove input power to the LN-10...
Page 78 - GAS SOLENOID REMOVAL AND REPLACEMENT
F-33 TROUBLESHOOTING AND REPAIR F-33 GAS SOLENOID REMOVAL AND REPLACEMENT Service and repair should only be performed by Lincoln Electric factory trained per-sonnel. Unauthorized repairs performed on this equipment may result in danger tothe technician or machine operator and will invalidate your fa...
Page 79 - FIGURE F.7 — GAS SOLENOID REMOVAL AND REPLACEMENT.; GAS SOLENOID REMOVAL AND REPLACEMENT (continued); NOTE: WIRE FEEDER SHOWN WITH; SOLENOID
F-34 TROUBLESHOOTING AND REPAIR F-34 LN-10 8. U s i n g t h e P h i l l i p s h e a d s c r e w d r i v e r r e m o v e t h e t w o s c r e w s h o l d i n g t h esolenoid to the bracket. Remove thesolenoid. 9. M o u n t t h e n e w s o l e n o i d o n t o t h e b r a c k e t u s i n g t h e t w o P...
Page 80 - ENCODER PC BOARD REMOVAL AND REPLACEMENT
ENCODER PC BOARD REMOVAL AND REPLACEMENT Service and repair should only be performed by Lincoln Electric factory trained per-sonnel. Unauthorized repairs performed on this equipment may result in danger tothe technician or machine operator and will invalidate your factory warranty. Foryour safety an...
Page 81 - FIGURE F.8 — ENCODER PC BOARD REMOVAL AND REPLACEMENT.; ENCODER PC BOARD REMOVAL AND REPLACEMENT (continued)
F-36 TROUBLESHOOTING AND REPAIR F-36 LN-10 7. R e m o v e h a r n e s s p l u g J 1 7 f r o m t h e encoder PC board. 8. Install harness plug J17 into the new encoder PC board. 9. Assemble the PC board into the front panel and secure with the washer andnut previously removed. 10. Assemble the felt w...
Page 82 - WIRE DRIVE MOTOR AND GEAR BOX REMOVAL AND REPLACEMENT
F-37 TROUBLESHOOTING AND REPAIR F-37 Service and repair should only be performed by Lincoln Electric factory trainedpersonnel. Unauthorized repairs performed on this equipment may result in dangerto the technician or machine operator and will invalidate your factory warranty. Foryour safety and to a...
Page 83 - Remove the electrode wire from the; FIGURE F.9 — WIRE FEED ASSEMBLY REMOVAL.; WIRE DRIVE MOTOR AND GEAR BOX REMOVAL AND REPLACEMENT (continued)
F-38 TROUBLESHOOTING AND REPAIR F-38 LN-10 7. Disconnect the motor armature leads. 8. Remove any necessary cable ties. 9. Using the 3/4 in. wrench remove the e l e c t r o d e c a b l e f r o m t h e w i r e f e e dassembly. 10. Using the 7/16 in. socket wrench and e x t e n s i o n r e m o v e f o ...
Page 84 - C a r e f u l l y s l i d e a n d r e m o v e t h e w i r e; FIGURE F.10 — DRIVE MOTOR AND WIRE DRIVE ASSEMBLY REMOVAL.
F-39 TROUBLESHOOTING AND REPAIR F-39 LN-10 TO REMOVE THE WIRE DRIVEASSEMBLY FROM THE GEARBOX: 16. Using the 3/16 in. Allen wrench loosen the two Allen screws located at the bot-tom of the wire drive unit. 17. Remove lead #67 from the conductor block. 18. C a r e f u l l y s l i d e a n d r e m o v e...
Page 85 - REPLACEMENT PROCEDURES
F-40 TROUBLESHOOTING AND REPAIR F-40 LN-10 7. Install the gear box inspection cover and secure it with the slot head screws andnut previously removed. 8. P l a c e t h e e n t i r e a s s e m b l y i n t o t h e LN-10 unit. Align the mounting holeswith wire feeder base. 9. Secure the assembly to the...
Page 86 - CURRENT SENSING REED SWITCH REMOVAL AND REPLACEMENT
F-41 LN-10 F-41 TROUBLESHOOTING AND REPAIR Service and repair should only be performed by Lincoln Electric factory trainedpersonnel. Unauthorized repairs performed on this equipment may result in dangerto the technician or machine operator and will invalidate your factory warranty. Foryour safety an...
Page 87 - Remove the reed switch plug from the front of the; Plug; CURRENT SENSING REED SWITCH REMOVAL AND REPLACEMENT (CONTINUED); Locking Screw
F-42 TROUBLESHOOTING AND REPAIR LN-10 F-42 PROCEDURE 1. Remove input power to the LN-10 unit. 2. Remove the reed switch plug from the front of the machine. See Figure F.11. 3. Remove the Reed Switch Cover. See Figure F.11. 4. Using a 3/4” socket, remove the two nuts from the copper energizer. Remove...
Page 88 - P r e s s t h e T r i g g e r k e y . T h e L E D s; RETEST AFTER REPAIR
F-43 TROUBLESHOOTING AND REPAIR F-43 LN-10 Check the Feeder selection and Procedurekeys for proper operation. 1. P r e s s t h e T r i g g e r k e y . T h e L E D s should toggle through the various trig-ger selections as the key is pressedand released. 2. Press the Timer key. The LEDs should toggle...
Page 89 - ELECTRICAL DIAGRAMS
ELECTRICAL DIAGRAMS G-1 G-1 LN-10 Return to Master TOC Return to Master TOC Return to Master TOC Return to Master TOC Electrical Diagrams Section ...........................................................................................Section G Wiring Diagram (Control) ...............................
Page 90 - C O N T R O L P . C B O A R D
ELECTRICAL DIAGRAMS G-2 LN-10 WIRING DIAGRAM - LN-10 (CONTROL) 5 0 5 2 4 O P T I O N A L R E M O T E C O N T R O L K I T ENCODER PC BOARD VOLTS 5 2 7 5 2 6 3 5 7 ENCODER PC BOARD WFS 5 0 0 5 1 6 8 J11 J 1 7 * * J 1 7 * * B D C B B A E F J 1 9 * * * 3 3 R AC 542 500 553 552 551 * 5 J10 2 1 554 512A 1...
Page 91 - SENSOR
ELECTRICAL DIAGRAMS G-3 LN-10 WIRING DIAGRAM - LN-10 (WIRE DRIVE) 512 541 539 522 512 J3 P3 GEARBOX 1 3 B 1 2 GUN A 1 3 U R 520 J6 519 B 67 561 560 520 519 U P.M. TACH. 6 3 2 M 12 E 4 J 1 I 5 N 13 H G F L 561 520 560 519 67 561 B R 560 2 2 R 3 U B CHOKE PLUG ASSEMBLY 7 P1 1 2 P4 8 1 14 CONNECTOR CAV...
Page 94 - PC BOARD ASSEMBLY-CONTROL
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 pro-vided for reference only....
Page 95 - SCHEMATIC - DISPLAY PC BOARD; T O K E Y P A D
Retur n to Section TOC Retur n to Section TOC Retur n to Section TOC Retur n to Section TOC Retur n to Master TOC Retur n to Master TOC Retur n to Master TOC Retur n to Master TOC ELECTRICAL DIAGRAMS G-7 LN-10 SCHEMATIC - DISPLAY PC BOARD COLD FEED REVERSE 5 0 0 5 0 0 5 0 0 5 0 0 5 0 0 5 V _ B D1 X ...
Page 96 - PC BOARD ASSEMBLY-DISPLAY
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 pro-vided for reference only....
Page 97 - SCHEMATIC - ENCODER PC BOARD; SYNERGIC 7F; N O N E; J R F
ELECTRICAL DIAGRAMS G-9 LN-10 SCHEMATIC - ENCODER PC BOARD SYNERGIC 7F 4 7 5 R1 D1 5 0 V 0.1 C1 4 7 5 R 2 D 2 D 3 1.82 0 V C 2 J17 8 J17 3 D 4 J17 5 J17 4 J17 6 J17 7 J17 1 J17 2 + 5 V D C FILE: S22066_1BA T O C O N T R O L B O A R D 22066 CAPACITORS = G E N E R A L I N F O R M A T I O N THE INTERCH...
Page 98 - PC BOARD ASSEMBLY-ENCODER; E N C O D E R; A 1
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 pro-vided for reference only....
Page 99 - SVM ERROR REPORTING FORM; Please give detailed description below:
SVM ERROR REPORTING FORM We need to know if there are errors in our manuals. We also value any suggestions as toadditional tests or procedures that would make this SVM a better tool for you. If you discover new or different “Problems or Symptoms” that are not covered in the three col-umn troubleshoo...
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