5. POWER MAX. BUTTON When the button in the center of the knob of the left work equipment control lever is being pressed (max.: approx. 8 set), the maximum power is increased. 6. HORN BUTTON When this button is pressed, the horn will sound. 7. ROOM LAMP SWITCH When this switch is moved to ON position, room lamp will light. (a): Press to switch on. (b): Press to switch off. - 26 -