Adjusting Engine Speed - Miller Bobcat 250 Diesel Owner's Manual

8-6. Adjusting Engine Speed

.
If engine does not start and stop properly, verify fuel solenoid is installed properly before adjusting engine speed (see Sections A and B following).
If engine does not stay at idle speed, verify the throttle solenoid is installed and adjusted properly before adjusting engine speed (see Section
C following).
If engine runs properly but the speeds are incorrect, do not adjust the solenoids. Adjust engine speed according to the instructions in Section
D.
A. Checking Fuel Solenoid Off Position
Top View
Push
in.
!
Stop engine.
If the engine is low on power or does not
start and stop when using the Engine Con-
trol switch, check the position of the fuel
solenoid in the Off and Run positions, and
check solenoid movement.
Checking Solenoid Off Position
1 Throttle Solenoid Plunger
2 Throttle Solenoid
3 Fuel Solenoid
.
Complete Parts List is available at www.MillerWelds.com
Minimum:
1/16 in.
(1.5mm)
2
1
4 Shutdown Lever
5 Shutdown Stop Screw
6 Fuel Solenoid Jam Nut
7 Shutdown Lever Vertical Arm
.
Stop screw is factory-set and should
not be adjusted.
Manually push throttle solenoid plunger in-
to the throttle solenoid body; hold plunger in
this position to ensure the fuel solenoid is in
the Off position.
3
6
7
5
.
Stop screw is
factory-set and
should not be
adjusted.
4
Tools Needed:
3/8, 7/16 in.
10, 14 mm
Verify shutdown lever contacts the shut-
down stop screw. If shutdown lever does
not contact shutdown stop screw, verify the
fuel solenoid jam nut has at least 1/16 in.
(1.5 mm) clearance from solenoid body. If
the jam nut contacts the solenoid body,
carefully bend the vertical arm of the shut-
down lever away from the fuel solenoid until
there is at least 1/16 in. (1.5 mm) of clear-
ance between the jam nut and solenoid
body.
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