Hitachi Zaxis 33U-5A Operator's Manual page 88

4. Select Hour or Minute (9) by pushing switch (4) or (5),
and then push set switch (6) to make the change.
5. Push switch (4) or (5) to adjust the clock. Push switch (4)
to adjust the number downward, and push switch (5) to
increase it.
6. Push set switch (6) to end the time setting procedure.
OPERATOR'S STATION
1-22
9
4
5
6
MADB-01-037EN
4
5
MADB-01-038EN
6
MADB-01-039EN