✓ Check semi trailer lights which include turn signals
Twelfth Step of Coupling Procedures M915A5
✓ Lift and secure semi trailer landing gear and stow float pads
Thirteenth Step of Coupling Procedures M915A5
✓ Stow wheel blocks
First Step of Uncoupling Procedures M915A5
✓ Stop truck and semi trailer
Second Step of Uncoupling Procedures M915A5
✓ Shift transmission into neutral
Third Step of Uncoupling Procedures M915A5
✓ Pull tractor and semi trailer air supply valve OUT to apply the brakes
Master01 | October, 2024/2025 | Latest update
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