Miller Bobcat 260 Diesel Owner's Manual page 50

D. Making Engine Speed Adjustments
3
259 852-A
3/8, 7/16 in.
OM-258413 Page 22
wrench
crescent wrench
nutdriver
OM-286506 Page 46
chippinghammer
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Complete Parts List is available at www.MillerWelds.com
1 2 5
4
7 8
6
Perform engine speed adjustments
only through side door.
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Before adjusting engine speed, verify
throttle solenoid is installed properly
(see Section C. on previous page).
Check engine speeds with a tachometer or
frequency meter (see Maintenance Label). If
necessary, adjust speeds as follows:
Start engine and run until warm. Turn V/A
control to max.
Adjusting Idle Speed
Turn Engine Control switch to Run/Idle posi-
tion to energize throttle solenoid.
1 Throttle Solenoid
2 Idle Speed Jam Nut
3 Plunger
4 Solenoid Boot
5 Throttle Link
6 Throttle Lever
Loosen jam nut. While holding throttle link
with a 3/8 in. wrench, turn plunger clockwise
to increase idle speed or counterclockwise to
decrease idle speed.
Tighten jam nut.
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After adjusting idle speed, verify the
throttle link is parallel with the throttle
lever to prevent binding. If necessary,
rotate plunger to align throttle link.
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Do not twist solenoid boot while adjust-
ing engine speed.
Adjusting Weld/Power Speed
Start engine and run until warm. Turn V/A
control to max. Turn Engine Control switch to
Run position.
7 High Speed Jam Nut
8 Adjustment Screw
Loosen nut and turn high speed adjustment
screw counterclockwise to increase speed.
Turn screw clockwise to decrease speed.
Tighten jam nut.