15. Push choke knob back fully.
16. Carry out warming-up without applying a load for three to
five minutes.
• Insufficient warming-up of engine may cause
engine seizure.
• During the first 40 to 50 hours of use of a
new machine, do not put an excessive load
or avoid severe operations.
• In some cold areas, oil viscosity increases
and normal operation may not be possible.
Continue warming-up engine as indicated in
the following chart :
– 19 –
6
Operation
Air temperature
Recommended warming-up time
Over 0°C about 10 minutes
0°C to -10°C 10 to 20 minutes
-10°C to -20°C 20 to 30 minutes
Under -20°C more than 30 minutes
Choke knob
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