TROUbLESHOOTING | ||
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| Observe all Safety Guidelines detailed throughout this manual |
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TROUbLESHOOTING GUIDE
Observe Safety Guidelines detailed in the beginning of this manual.
PRObLEMS |
| POSSIbLE AREAS OF |
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(SYMPTOMS) |
| MISADJUSTMENT(S) |
| COURSE OF ACTION | |||||
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| OUTPUT PRObLEMS |
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| Major physical or electrical damage |
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| 1. | Contact your local authorized |
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| is evident when the sheet metal |
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| Lincoln Electric Field Service |
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| covers are removed. |
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| facility for technical assis- |
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| tance. |
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| Input fuses keep blowing, or input |
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| 1. | Make certain that fuses or |
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| breaker keeps tripping. |
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| breakers are properly sized. |
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| See Installation section of this |
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| manual for recommended |
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| fuse and breaker sizes. |
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| 2. | Welding procedure is drawing |
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| too much output current, or |
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| duty cycle is too high. |
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| Reduce output current, duty |
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| cycle, or both. |
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| 3. | There is internal damage to |
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| the power source. Contact an |
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| If all recommended possible areas |
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| authorized Lincoln Electric |
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| of misadjustments have been |
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| Service facility. |
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| checked and the problem persists, |
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| contact your local Lincoln |
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| Machine will not power up (no |
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| 1. | Make certain that the Power |
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| Authorized Field Service Facility. |
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| lights, no fan, etc.) |
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| Switch (SW1) is in the “ON” |
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| position. |
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| 2. | Circuit Breaker CB1 (on Case |
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| Front) may have opened. |
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| Reset an over load on the 40V |
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| Wire Feeder supply may |
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| cause this to trip. |
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| 3. | Circuit breaker CB3 (in recon- |
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| nect area) may have opened. |
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| Reset. Also, check input volt- |
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| age selection, below. |
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| 4. | Input voltage selection made |
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| improperly. Power down, |
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| check input voltage reconnect |
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| according to diagram on |
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| reconnect cover. |
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CAUTION
If for any reason you do not understand the test procedures or are unable to perform the tests/repairs safely, con- tact your local authorized Lincoln Electric Field Service Facility for technical assistance.
POWER WAVE 405M