. OPERATION EXPLANATION OF COMPONENTS LAMPS (1) Warning lamp (2) Fan operation confirmation lamp WARNING LAMP (Red) NOTICE If alarm buzzer sounds, stop work immediately and perform inspection and maintenance of the appropriate point. This lamp (1) flashes when caution lamp (A) flashes and an action code is displayed on the top line of display panel B (multi-information). When the caution lamp (A) of an emergency warning item flashes, or when the part of an action code is displayed, the alarm buzzer sounds continuously at the same time. 3 - 21