OM-291417 Page 43
F
Complete Parts List is available at www.MillerWelds.com
8-6. Adjusting Engine Speed
OM-222 Page 1
allen_wrench
NGO’s
tools/
flathead philips head wrench
pliers
knife
heavy-duty workclamp light-duty workclamp wirecutter frontcutter
allen_set
needlenose
steelbrush nutdriver
chippinghammer
solderiron
stripcrimp
drill
torque wrench
socket wrench
hammer awl file
crimper
paintbrush
feelergauge flashlight ruler
toothbrush
greasegun
qtip (swab)
vicegrip
handream
punch
filterwrench
strapwrench
airgun
solvent pinextractor eprompuller pipewrench
torque screwdriver
cr
escent wrench
OM-222 Page 1
allen_wrench
NGO’s
tools/
flathead philips head wrench
pliers
knife
heavy-duty workclamp light-duty workclamp wirecutter frontcutter
allen_set
needlenose
steelbrush nutdriver
chippinghammer
solderiron
stripcrimp
drill
torque wrench
socket wrench
hammer awl file
crimper
paintbrush
feelergauge flashlight ruler
toothbrush
greasegun
qtip (swab)
vicegrip
handream
punch
filterwrench
strapwrench
airgun
solvent pinextractor eprompuller pipewrench
torque screwdriver
crescent wrench
1/4, 3/8 in.
After tuning engine, check engine speeds
with a tachometer (see table). If necessary,
adjust speeds as follows:
Start engine and run until warm.
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.
Stop engine.
Close side and top access doors.
2300–2400 rpm
(38.3–40.0 Hz)
3675–3750 rpm
(61.3–62.5 Hz)
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