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Multiquip MT74F User Manual

Page 16

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PAGE 16 — MT-74F — OPERATION AND PARTS MANUAL — REV. #12 (11/08/07)

Operation

1. To start the rammer tamping action, move the throttle lever

(Figure 9) quickly from IDLE (close) to the FULL OPEN
position . DO NOT move the throttle lever slowly as this may
cause damage to the clutch or spring.

3. To stop the tamping action, move throttle lever quickly from

the FULL OPEN to IDLE position.

Stopping The Engine

Normal Shutdown

1. Move throttle lever quickly from the FULL OPEN to IDLE

position (Figure 10) and run the engine for three minutes at
low speed. After the engine

cools

, turn the engine start/stop

switch to the “STOP” position (Figure 6) until engine comes
to a complete stop.

2. Close the fuel shut- off valve by moving the fuel cock lever to

the CLOSED position. See Figure 5.

Emergency Showdown

1. Move the throttle lever quickly to the

IDLE

position, and turn

the engine start/stop switch to the

STOP

position.

Figure 10. Throttle Lever (Idle)

MT-74F — OPERATION

CAUTION:

CAUTION:

CAUTION:

CAUTION:

CAUTION:

Make sure that the throttle lever is moved to the
FULL OPEN position. Operating the rammer at
less than full speeds can result in damage to
the clutch springs or foot

2. The MT-74F Tamping rammer is designed to run at 4,000 rpm.

At optimum rpm the foot hits at the rate of 680 impacts per
minute. Increasing throttle speed past factory set rpm does
not increase impacts and may damage unit. The MT-74F is
designed to advance while tamping. For faster advance, pull
back slightly on the handle so that rear of foot contacts soil
first.

Figure 9. Throttle Lever (Full Open)