OM-4420 Page 34
8-6. Adjusting Engine Speed
803 454 / 802 313-A
Stop engine and let cool.
Engine speed is factory set and
should not require adjustment. Af-
ter tuning engine, check engine no
load speed with a tachometer or fre-
quency meter (see table for no load
speeds). If necessary, adjust speed
as follows:
Start engine and run until warm.
Turn Process/Contactor switch to
Stick
−
Weld Terminals Always On
position.
1
Throttle Rod
2
Locknut
Loosen locknuts. Place engine
control switch in Run/Idle position.
Wait 15 seconds for throttle sole-
noid to energize and lower engine
speed to idle rpm.
Turn throttle rod to adjust idle
speed. Tighten locknuts.
3
Engine Speed Adjustment
Screw
4
Locknut
Place engine control switch in Run
position.
Loosen locknut. Turn screw to ad-
just weld/power speed. Tighten
locknut.
Do not set engine speed higher
than specified.
Stop engine.
Close door.
2
1
3
4
3/8, 7/16 in
1850 rpm Max.
(61.6 Hz)
1235 rpm
(41.1 Hz)
Tools Needed:
2
Содержание Big Blue Turbo
Страница 18: ...OM 4420 Page 14 4 9 Manufacturing Rating Label...
Страница 35: ...OM 4420 Page 31 8 2 Engine Maintenance Label...
Страница 44: ...OM 4420 Page 40 SECTION 10 ELECTRICAL DIAGRAM Figure 10 1 Circuit Diagram For Welding Generator...
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