|
| ||
| TROUBLESHOOTING & REPAIR | ||
Observe Safety Guidelines |
|
| TROUBLESHOOTING GUIDE |
detailed in the beginning of this manual. |
| ||
|
|
|
|
PROBLEMS |
| POSSIBLE AREAS OF | RECOMMENDED |
(SYMPTOMS) |
| MISADJUSTMENT(S) | COURSE OF ACTION |
|
|
|
|
|
| LED FUNCTION PROBLEMS |
|
The Thermal LED is lit. |
| 1. One of the machine’s ther- | 1. The thermostat may be faulty. |
|
| mostats has tripped. Do not | Replace. |
|
| turn the | 2. The control board may be |
|
| the machine to cool. The ther- | |
|
| faulty. Replace. | |
|
| mostat(s) will reset themselves. | |
|
|
| |
|
| Either the duty cycle has been | 3. If the machine operates normal- |
|
| ly with the Thermal LED lit, the | |
|
| exceeded, the fans are not | |
|
| display board may be faulty. | |
|
| functioning or the louvers are | |
|
| Replace. | |
|
| blocked. | |
|
|
| |
|
|
|
|
CAUTION
If for any reason you do not understand the test procedures or are unable to perform the test/repairs safely, con- tact the Lincoln Electric Service Department for electrical troubleshooting assistance before you proceed. Call
