Adjusting Engine Speed - Hobart Welding Products Champion Elite 225 Owner's Manual

8-5.

Adjusting Engine Speed

5
4
tools/
flathead
philips head wrench
OM-266040 Page 10
OM-266040 Page 38
1
2
Top View
3
254 297-A / 266 064-A
1/4, 3/8 in.
philips head wrench
crescent wrench
After tuning engine, check engine speeds
with a tachometer (see table). If necessary,
adjust speeds as follows:
Start engine and run until warm. Turn Fine
Control to 10.
Open top and side access doors.
Idle Speed Adjustment
Move Engine Control switch to Run/Idle
position.
1 Throttle Solenoid
2 Mounting Screws
3 Remote Idle Speed Screw
Loosen mounting screw. Adjust solenoid po-
sition so engine runs at idle speed. Tighten
mounting screw. Be sure solenoid linkage
works smoothly.
Turn idle speed screw for fine adjustments.
Weld/Power Speed Adjustment
Move Engine Control switch to Run position.
4 Weld/Power Speed Adjustment Nut
5 Lock Nut
Loosen lock nut. Turn adjustment nut until
engine runs at weld/power speed. Tighten
lock nut.
Close side and top access doors.
crescent wrench
Stop engine.
2300–2400 rpm
(38.3–40.0 Hz)
3675–3750 rpm
(61.3–62.5 Hz)