Lincoln Electric 9535 Скачать руководство пользователя страница 13

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TROUBLESHOOTING

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IDEALARC R3R 375-I, 500-I AND 600-I

If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, contact your

Local

Lincoln Authorized Field Service Facility

for technical troubleshooting assistance before you proceed.

CAUTION

This Troubleshooting Guide is provided to
help you locate and repair possible machine
malfunctions.  Simply follow the three-step
procedure listed below.

Step 1. LOCATE PROBLEM (SYMPTOM).

Look under the column labeled “PROBLEM
(SYMPTOMS)”.  This column describes pos-
sible symptoms that the machine may exhib-
it.  Find the listing that best describes the
symptom that the machine is exhibiting. 

Step 2. POSSIBLE CAUSE.

The second column labeled “POSSIBLE
CAUSE” lists the obvious external possibili-
ties that may contribute to the machine
symptom.  

Step 

3. RECOMMENDED COURSE OF

ACTION

This column provides a course of action for
the Possible Cause.

If you do not understand or are unable to
perform the Recommended Course of Action
safely, contact you local Lincoln Authorized
Field Service Facility.

HOW TO USE TROUBLESHOOTING GUIDE

Service and Repair should only be performed by Lincoln Electric Factory Trained Personnel.
Unauthorized repairs performed on this equipment may result in danger to the technician
and machine operator and will invalidate your factory warranty.  For your safety and to avoid
Electrical Shock, please observe all safety notes and precautions detailed throughout this 
manual.

__________________________________________________________________________

WARNING

WARNING

ELECTRIC SHOCK can kill.
• Do not touch electrically hot parts.
• Have an electrician install and service this equip-

ment.

• Turn the input power off at the fuse box before

working on equipment.

Содержание 9535

Страница 1: ...part DO NOT INSTALL OPERATE OR REPAIR THIS EQUIPMENT WITHOUT READ ING THIS MANUAL AND THE SAFETY PRECAUTIONS CON TAINED THROUGHOUT And most importantly think before you act and be careful For use wit...

Страница 2: ...R 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...

Страница 3: ...ical 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 co...

Страница 4: ...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 weldi...

Страница 5: ...appropri s et non inflammables 4 Des gouttes de laitier en fusion sont mises de l arc de soudage Se prot ger avec des v tements de protection libres de l huile tels que les gants en cuir chemise pais...

Страница 6: ...ion below for future reference This information can be found on your machine nameplate Product _________________________________________________________________________________ Model Number __________...

Страница 7: ...lation Section A Input Power Connection A 1 Duty Cycle A 1 Output Connections A 1 Operating Instructions Section B Accessories Section C Maintenance Section D Troubleshooting Section E Troubleshooting...

Страница 8: ...ound lead to the ground stud marked with the symbol Install the reconnect panel for the proper input voltage per the diagram pasted inside the access panel cover DUTY CYCLE The maximum output rating o...

Страница 9: ...ol dial labeled I on the front of the machine indicates the output current On the R3R 375 I there is only one dial On the R3R 500 I and 600 I there are two dials The A range controls the current over...

Страница 10: ...WITCH Remote Output Current Control F POLARITY SWITCH Factory installed option on domestic models only Electrode Polarity Positive Electrode Polarity Negative Do Not Switch While Welding G RATING PLAT...

Страница 11: ...ROL AND K870 FOOT AMPTROL Connect directly to the 6 pin Amphenol on the front of the power source POCKET AMPTROL factory installed only The Pocket Amptrol option provides a remote current control for...

Страница 12: ...required The probe tip should be kept in condition to provide sharp edges at the ends to assure penetration of heavy oxide coatings on the work piece A blunted tip could result in giving different wel...

Страница 13: ...i ties that may contribute to the machine symptom Step 3 RECOMMENDED COURSE OF ACTION This column provides a course of action for the Possible Cause If you do not understand or are unable to perform t...

Страница 14: ...ed 6 Input contactor coil open 7 Open winding on 115V pilot transformer 8 Power ON OFF switch not closing 9 Lead broken or loose connec tion in 115V starter circuit 10 Thermostats defective High Tempe...

Страница 15: ...Electrode or work lead loose or broken 2 Open transformer primary or secondary circuit 3 Supply line fuse blown 4 Input line grounded causing single phase input 5 Input leads not connected to contact...

Страница 16: ...Troubleshooting Section E 1 Input fuse blown Machine is single phased 2 One phase of main transformer windings open 3 Defective power bridge 1 Improper ventilation 2 Loaded beyond rating 3 Fan inoper...

Страница 17: ...baffle 1 Poor work or electrode cable connection 2 Current too low 3 Welding leads too small 4 Open SCR or diode in power rectifier bridge 5 Control circuit problems 1 Input contactor contacts frozen...

Страница 18: ...COURSE OF ACTION L Optional remote current control not functioning See Troubleshooting Section C before connecting 1 Current control switch in the wrong position 2 Leads 75 76 and 77 not con nected t...

Страница 19: ...ng and replacing check repair are OK one at a time changes OCV each gate lead one at a time does NOT change OCV Codes below 9500 with power off remove leads from Identify gate lead that when Codes abo...

Страница 20: ...rent control rheostat or the control circuit Only the green lead can and should be grounded to the machine case When extending the standard remote control make sure the leads are the same and the spli...

Страница 21: ...crew Reading should be infinite 5 If either step 3 or step 4 fails replace the switch I REMOTE CONTROL CHECK For codes above 9500 the remote control Amphenol pin assignments are pin C 75 pin B 76 and...

Страница 22: ...d a much higher resistance in Step c K POWER SILICON CONTROLLED REC TIFIER TEST The SCR must be mounted in the heat sink when making this test a Connect the ohmmeter set to the X10 scale leads to the...

Страница 23: ...208 209 224 OPTIONAL METER KIT VM AM FRAME GROUND 217 217 A A 115 V 201 202 203 7 S S 10 1 4 5 6 66V BOTTOM PRIMARY TOP PRIMARY T1 X1 X2 X3 SEC SEC SEC 16 17 18 ARE PRESENT ON 380 500 OR 460 575 MACH...

Страница 24: ...375 I 500 I AND 600 I F 2 NOTE This diagram is for reference only It may not be accurate for all machines covered by this manual The specific diagram for a particular code is pasted inside the machin...

Страница 25: ...RING DIAGRAMS IDEALARC R3R 375 I 500 I AND 600 I F 3 R3R 375 I 500 I and 600 I K817 or K817R K841 not shown Part No Type A B C D F G H M12244 7 R3R 32 00 15 39 3092 1 44 30 02 11 33 07 06 94 M12244 7...

Страница 26: ...NOTES IDEALARC R3R 375 I 500 I AND 600 I...

Страница 27: ...NOTES IDEALARC R3R 375 I 500 I AND 600 I...

Страница 28: ...NOTES IDEALARC R3R 375 I 500 I AND 600 I...

Страница 29: ...NOTES IDEALARC R3R 375 I 500 I AND 600 I...

Страница 30: ...CHTEN Do not touch electrically live parts or electrode with skin or wet clothing Insulate yourself from work and ground No toque las partes o los electrodos bajo carga con la piel o ropa moja da Aisl...

Страница 31: ...Sorgen Sie f r gute Be und Entl ftung des Arbeitsplatzes Mantenha seu rosto da fuma a Use ventila o e exhaust o para remover fumo da zona respirat ria Turn power off before servicing Desconectar el ca...

Страница 32: ...and Service through Subsidiaries and Distributors Worldwide Cleveland Ohio 44117 1199 U S A TEL 216 481 8100 FAX 216 486 1751 WEB SITE www lincolnelectric com World s Leader in Welding and Cutting Pr...

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