事故报告(Incident Report)英语作文
2010-06-28 20:17:31   来源：作文地带整理    双击单词自动翻译

　　Date: May 16,2004 To: Tom Warner From: Carlos Sandia Subject: REPORT ON CHILLED WATER LEAKS IN D/823Introduction On May 15,2004, a flood was reported in D/823. I was called in to repair this leak.

　　The following is a report on my findings and maintenance activities.Discussion Agenda 8:15 p.m. The flood was reported. 8:25 p.m. I arrived at D/823 and discovered that the water level in the expansion tank at HVAC unit 44 253R -01 was 4 feet above normal and the tank valve was open. 8:30 p.m. A second flood was reported at HAVC unit 44 937 -01 in the same department. 8:35 p.m. I shut off the open tank valves. 9:00 p.m. The expansion tank levels and pressure returned to normah 9:30 p.m. All leaks were secured.Conclusion The chilled water leaks were caused by a malfunctioning level switch on the chilled water expansion tanks in the west boiler rooms.

　　This caused the water level in the tanks to rise,which increased the system pressure to 150 lb.Recommendation The level control switch will be repaired. An alarm system will be installed by November 1,2004.