MTX70HDR RAMMER • OPERATION AND PARTS MANUAL — REV. #0 (02/02/17) — PAGE 17
OPERATION
the spark plug as needed.
OPERATION
1. To start the rammer tamping action, move the throttle
lever (Figure 10)
quickly
from
IDLE
to the
START ( )
position.
DO NOT
move the throttle lever slowly as this
may cause damage to the clutch or spring.
Figure 10. Throttle Lever (Start Position)
2. The MTX70HDR tamping rammer is designed to run at
3,800 to 4,100 rpm. At optimum rpm the foot hits at the
rate between 590-695 impacts per minute. Increasing
throttle speed past factory set rpm does not increase
impacts and may damage unit. The MTX70HDR
is designed to advance while tamping. For faster
advance, pull back slightly on the handle so that rear
of foot contacts soil first.
THROTTLE LEVER
(START POSITION)
CAUTION
Make sure that the throttle lever is moved to the
FULL
START
position. Operating the rammer at less than full
speed can result in damage to the clutch springs or foot.
3. To stop the tamping action, move throttle lever quickly
from
START
to
IDLE
position (Figure 6).
STOPPING THE ENGINE
1. Move throttle lever quickly from the
START
to
IDLE
position (Figure 6) and run the engine for three minutes
at low speed. After the engine
cools
, move the throttle
lever to the
STOP
position (Figure 11). The engine will
stop and the fuel cock is automatically closed.
Figure 11. Throttle Lever (Stop Position)
2. If the engine does not stop due to a problem with the
switch or the like, move the machine to a safe location
and hold the throttle lever in the stop position. Let the
machine run on idle and the machine will stop after a
few minutes.
THROTTLE LEVER
(STOP POSITION)
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