'操作说明 Hotflow THREE_26_zh.pdf - 第522页

T ranslation of the original ENGLISH 14. DIAGNOSIS OF UNPLANNED SWITCH OFFS 451820.66.03_EN 2020-05-05 65

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14. DIAGNOSIS OF UNPLANNED SWITCH OFFS ENGLISH Translation of the original
64
451820.66.03_EN
2020-05-05
Translation of the original ENGLISH 14. DIAGNOSIS OF UNPLANNED SWITCH OFFS
451820.66.03_EN
2020-05-05
65
14. DIAGNOSIS OF UNPLANNED SWITCH OFFS ENGLISH Translation of the original
66
451820.66.03_EN
2020-05-05
14.2 Diagnosis of control and operating unit ST 181
Display in the case of a diagnosis:
F1 – F23 flashes alternately with the actual value display.
Acknowledge alarm in the control and operating unit
Once the diagnosis has been addressed, use this button (horn) to acknowledge the alarm:
- Press once (horn off)
- Press twice (horn and diagnosis RESET)
(See following pages for overview of diagnostic messages on the control and operating unit ST 181)