Correct answer
That the towed unit is immobilized
Before uncoupling, any unexpected movement of the towed unit must be prevented by securing it with its parking brake or equivalent system where applicable.
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That the towed unit is immobilized
That the tractor engine keeps revving
That the load is shifted to release tension
The real exam in English is a translation of the Spanish original; compare both here.
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Antes de desacoplar un remolque o semirremolque en un conjunto C+E, debe asegurarse especialmente:
- Que el elemento remolcado quede inmovilizado(Correct answer)
- Que el motor del tractor siga acelerado
- Que la carga se mueva para liberar tensión
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