Morooka MST-800VD, Operation & Maintenance Manual

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[3] AFTER STARTING (warming-up operation)
NOTICE
Run the engine under light load until the engine coolant temperature is within a green range. Do not suddenly
accelerate the engine.
After the engine starts, carry out the warming-up operation as follows.
1. Push the throttle lever forward, set the engine to low speed, and run for
approx. 5 minutes under no load.
2. Pull the throttle lever back, raise the engine to a mid-range speed, and run
for approx. 5 minutes under no load.
3. Operate dump control lever (1) to the RAISE position, raise the dump body
to the maximum height, and run the engine in this condition for approx. 5
minutes.
Keep dump control lever (1) at the RAISE position.
4. Keep dump control lever (1) at the RAISE position, turn the engine throttle
lever to the right (clockwise) further to run the engine at high speed, and run
the engine in this condition for 2 - 5 minutes.
This operation warms up the hydraulic oil and makes the operation of the
travel and dump body smooth.
5. Check that the instrument panel gauges, monitor, charge lamps, parking
brake buzzer, and backup buzzer work normally.
6. Check that there is no abnormality in the exhaust gas color, engine noise, or
vibration.