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. Complete Parts List available at www.MillerWelds.com
OM-4415 Page 30
8-4. Adjusting Engine Speed (Kohler−Powered Units)
803 595-B
2500 ± 100 rpm (42 Hz)
3750 ± 30 rpm (62Hz)
Tools Needed:
After tuning engine, check engine
speed. See table for proper no load
speed. If necessary, adjust speed
as follows:
Start engine and run until warm.
Set Weld Output Control to Max.
Weld/Power Speed Adjustment
1 Adjustment Screw
To increase speed, turn screw out
(counterclockwise). To decrease
speed, turn screw in (clockwise).
Idle Speed Adjustment
2 Throttle Solenoid TS1
3 Adjustment Screw
Loosen two screws on side of
throttle solenoid TS1. Adjust TS1
until idle speed is approximately
2500 rpm. Use adjustment screw
to fine tune idle speed. Be sure TS1
plunger bottoms at idle. Tighten
two screws on TS1.
! Stop engine. Close fuel
valve.
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