A
CAUTION
If cooling water is not
discharged and engine
operation is continued, the
engine will overheat and
damage occur.
H Engine speed
Proper idle speed for warn-up operation
Clutch engaged Clutch disengaged (reference)
650 - 700 rpm 650 - 900 rpm
Do not exceed the full-throttle engine speed
Full-throttle engine speed
M40D 4500-5500rpm. M50D 5000-5700 rpm
5 Overheat buzzer and sensor
Optional accessory -- M40DEF. M40DEFO. M40DEFTO
M40DEPO. M40DEPTO
Standard equipment -- MSODEF . MSODEFO . M50DEFTO
M50DEPO. M50DEPTO
The overheat buzzer will sound if the engine tempenture exceeds the preset
level. The engine speed will drop automatically.
If the buzzer sounds, indicating overheating, immediately move the Remote
Control Lever to Neutral. Confirm that cooling water is discharged from the
check port, and then stop the engine. Turn rhe Ignition key OFF. Remove
dirt and other foreign matter cloggmg the water inlets on the gear case.
1 NOTE: --
If the buzzer sounds
frequently after restarting rhe
authorized TOHATSUsemce shop.
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