Fewer, longer | |
Fewer, shorter | |
More, shorter | |
More, longer |
Backing the tractor slowly with the trailer brakes locked | |
Pulling the tractor ahead slowly with the trailer brakes locked | |
Pulling the tractor ahead quickly with the trailer brakes unlocked | |
Backing the tractor quickly with the trailer brakes unlocked |
Fewer, longer | |
More, shorter | |
Fewer, shorter | |
More, longer |