Tug Test

Question 1

1.

Answer 1

Tractor spring brake test:
-Red knob in
-Yellow out
-Transmission in “D”

Question 2

2.

Answer 2

Trailer spring brake test:
-Yellow knob in
-Red out
-Transmission in “D”

Question 3

3.

Answer 3

Service brake test
-Both knobs in
-Transmission in “D”
Push the brake pedal and stop.
“Tractor does not pull to the left or right which would indicate a brake problem”