ACCESSORIES
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CONNECTION OF THE LN-25 TO THE
1.Shut the welder off.
2.Connect the electrode cable from the
NOTE: Welding cable must be sized for current and duty cycle of application.
NOTE: Figure C.3 shows the electrode connected for positive polarity. To change polarity, shut the welder off and reverse the electrode and work cables at the
3.Connect the K867 Universal adapter to the K433 cable and the 14 pin amphenol of the
4.Connect the
5.Place the IDLER switch in the “HIGH” position.
CAUTION
Any increase of the high idle engine RPM by changing the governor setting or overriding the throttle linkage will cause an increase in the AC auxiliary voltage. If this voltage goes over 140 volts, wire feeder control circuits may be damaged. The engine governor set- ting is preset at the factory — do not adjust above RPM specifications listed in this manual.
6. Adjust wire feed speed and voltage at the
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FIGURE C.3
SA-250/LN-25 CONNECTION DIAGRAM
| SPARE |
|
| |
14 PIN | 82 | Insulate Each |
| |
AMPHENOL | 81 | Unused Lead |
| |
42 |
| |||
| Individually | K433 | ||
| 41 | |||
| 21 |
|
| |
+ | 31 | 31 |
| |
CV- | 32 | 32 | ||
2 | 2 | |||
| ||||
| 4 | 4 |
| |
| GND | GND |
| |
K867 UNIVERSAL | 75 | 75 |
| |
ADAPTER PLUG |
| |||
TO | 76 | 76 | ||
77 | 77 | |||
WORK | WITH K431 OPTION | |||
Splice Leads and Insulate | ||||
|
|
ELECTRODE CABLE