The relevant provisions of the heating unit used mine: mine heating unit should first check whether the clean air pipe main Auxiliary air heating unit description, HTM meets the requirements of 0.2 ~ 0.4MPa clean demineralized water or steam. Unit HTM system working pressure should not exceed 0.6MPa, check the fan impeller rotation direction is consistent with the provisions of signs, operations management unit run by professional heating unit, you should always check the operating conditions and found to be abnormal in time or downtime excluded. Winter shutdown should ensure hot water vapor cycle, to prevent frozen heater must open the access door bxrz explosion fresh air heating unit set to prevent the fan motor overheating, unit maintenance units often remove surface dust air heating unit prices, clean, installation and operation unit A month later, should be fully checked once a variety of connections are tight, after two years of mine operation unit heating unit, should conduct a comprehensive inspection, maintenance, maintenance. The focus should check the heat exchanger, the heat medium water pipeline system, when the unit is shut down in the summer will be filled with water heat exchanger, the inner tube to prevent corrosion; in winter the water heat exchanger inside the evacuation of all, to prevent cracking. Air heating units with more than 800 A-share listed company released 2012 earnings include COSCO, China Metallurgical, aluminum, Anshan Iron and Steel and other central enterprises, state-owned listed companies exposed collective loss report shows that in 2012 China Aluminum Aluminum Corporation of China annual loss This is the Aluminum Corporation of China 8.234 billion yuan in 2009 because of the financial crisis, a loss of 4.64 billion yuan after the recurrence of large losses Angang Steel 2012 net loss of 4.157 billion yuan the company with immediate effect will also be "* ST" shares. Local state-owned air heating unit in a loss of 3.863 billion yuan last year, Maanshan Iron and Steel, Anyang loss of 3.497 billion yuan, Shandong Iron and Steel losing 3.57 billion yuan. In addition China Metallurgical results Express also expects full-year loss of about 7.2 billion yuan. Main Auxiliary air heating unit described heating unit, kjz heating unit provided by the Texas Huaxin air-conditioning plant. Texas Watson conditioning plant (www.wchuaxin.com) (www.wchuaxin.com) in heat, refrigeration and air conditioning equipment in the fields devoted boundless enthusiasm and passion, Watson air conditioning has been customer-centric, for customers to create Idea value, quality, service to win market, and sincerely hope to cooperate with the community to create success, to create brilliant. Related businesses welcomed the inquiry, Contact: Su Jingli.