Hitachi ZW 550-6 Operator's Manual page 132

4. Rotate selector knob (2) to highlight Warm Up (6).
5. Press selector knob (2) to display Warm Up Setting
screen (7).
6. Press selector knob (2) to turn ON (enabled).
Press selector knob (2) again to turn OFF (disabled).
f
NOTE: When the function is ON, the mark "" is displayed in
green. When the function is OFF, the mark "" is displayed in
gray.
OPERATOR'S STATION
1-68
2
7
MNEC-01-006
6
MNHG-01-200EN
MNHG-01-201EN