When we start the fiberglass roof fan, you need to check the relevant part is intact, whether the application of the provisions, after only be qualified before use. Former general fiberglass roof fan start you need to check the following five areas: 1. fan before starting fan inlet damper should be closed tightly to prevent misuse, start with a load. 2. To check bearing lubricant level is normal, the cooling water supply pipes, couplings is intact, whether Confucian overhaul closed. 3. Note the start time and load current is normal. 4. Check the ammeter indicates the need to return to the no-load current, adjustable throttle opening is in place. 5. Check the fan operation should be no exception. This exclusive information is responsible for collating the www.dzjiaxing.com