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Zorluk: KolaySpeed on Curves and Downgrades

A commercial motor vehicle driver should downshift to the proper low gear before starting down a steep downgrade rather than attempting to shift gears while descending the hill.

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Cevap

True
Selecting the proper lower gear before starting down a steep grade allows engine compression to help maintain a safe speed throughout the descent, preventing brake overheating and transmission disconnect.

Adım Adım Çözüm

1
Evaluate the safest timing for gear selection on a steep downgrade.
The transmission must be in the correct low gear prior to entering the downgrade.
Vehicle acceleration during a descent makes synchronizing gears extremely difficult, risking a transmission lock in neutral and total loss of engine retarding effect.

Anahtar Kavram

Selecting the proper low gear prior to entering a downgrade to maintain vehicle speed control via engine braking.
Tahmini Süre:30s
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Konular

Speed on Curves and Downgrades

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