Miller HF-251-2 Manuale d'uso - Pagina 22

Sfoglia online o scarica il pdf Manuale d'uso per Sistema di saldatura Miller HF-251-2. Miller HF-251-2 38. Miller electric high-frequency arc starter and stabilizer specifications
Anche per Miller HF-251-2: Specifiche tecniche (2 pagine)

Stampa la pagina
Miller HF-251-2 Manuale d'uso

4-2. Adjusting Spark Gaps

4
3
2
Tools Needed:
5/32 in
OM-611 Page 18
Rear Of Unit
1
0.008 in
(0.203 mm)
Turn Off unit and welding power
source and disconnect input power.
Loosen screw on spark gap access
door and open.
1
Tungsten End Of Point
Do not clean or dress tungsten.
Replace point if tungsten end
disappears.
2
Spark Gap
Normal spark gap is 0.008 in (0.203
mm).
If spark gaps are okay, reinstall
door. If adjustment is needed, con-
tinue as follows:
3
Adjustment Screws
Loosen screws. Place gauge of
proper thickness in spark gap.
4
Pressure Point
Apply slight pressure at point until
gauge is held firmly in gap. Tighten
adjustment screws to 12 in/lbs
torque (overtightening will deform
plastic base). Repeat gauge adjust-
ment with other gap.
Close access door.
Ref. ST-098 956-F