TM 5-3895-342-12
Section IV. OPERATION UNDER USUAL CONDITIONS
(5) Be sure governor control (fig. 2-5A) is
2-7. General
pushed in all the way.
a.
The instructions in this section are
(6) Press starter switch button (fig. 2-5A).
published for the information and guidance of the
When the engine starts, release the starter switch
personnel responsible for operation of the mixer.
button. Do not operate the starter for more than 15
b. The operator must know how to perform
seconds at a time. If engine fails to start, allow the
every operation of which the mixer is capable.
starter motor to cool for three minutes before
another start attempt is made.
2-8. Starting
(7) After engine starts, push in choke control
CAUTION
as required for smooth running. Allow the engine to
Careful breaking in of a new engine will
run at idle for a few minutes to circulate and warm
greatly increase its life and result in
the oil.
trouble-free operation. Before engaging
c. Manual Starting
or putting a new engine to work, the new
(1) Perform the before-operation services
engine should be operated at low speeds
(1000 to 1200 RPM's) for one-half hour,
(2) Perform steps (1) through (5) in above.
without load. The RPM should then be
(3) Install the hand crank onto the
increased to engine operating speed, still
without load, for an additional two hours.
If at all possible, operate the engine at
light loads for a period totaling eight
hours, before maximum load is applied.
This will greatly increase engine life.
Starting a new engine, run it at idle for a
few minutes to circulate and warm the oil,
up to the FULL mark on the oil gauge
saber.
a. Preparation for Starting. Perform the
b. Electrical Starting
(1) Disengage the master clutch (fig. 2-5B).
(2) Pull out the ground switch button at the
Figure 2-7. Hand Crank.
(4) Turn engine over one or two revolution..
then grasp crank and pull up briskly.
CAUTION
Do not attempt to spin the engine with the
crank. If the engine does not start on the
first pull of the crank. re-engage the crank
and pull up again. Never push down on
the crank.
(5) Perform step (7) in b above.
2-9. Stopping
Figure 2-6. Magneto ground switch.
a. Preparation
for Stopping.
Push the
governor control (fig.
2-5A) in to decrease the
(3) Pull out the ignition switch (fig. 2-5A).
engine speed to idle.
Allow the engine to run at
(4) Pull out choke control (fig. 2-5A) when
idle speed for several
minutes to allow for even
starting a cold engine.
cooling.
b. Stopping.
(1) Push in the ignition switch (fig. 2-5A) to
stop the engine.
Change 1
2-4