Topcon Motorgrader - Page 47

Sonic Tracker II
P/N 7010-0344
2-25
If the moldboard and Tracker are lowered the stop watch will be
stopped at a shorter time. The Tracker and Control Box will indicate a
raise correction arrow, and raise hydraulic valve corrections will be
applied to bring the Tracker back to On Grade.
Figure 2-32.
S onic T racker II
T
STOPWATCH
On Grade
DESIRED
GRADE
GRADE
REFERENCE