In order to ensure the safe and stable operation of the boiler, in May 26th, the boiler workshop stopped and overhauled the No. 3 waste furnace.

The replacement of the rotor of the fan, the winch of the coal machine, the repair of the wind chamber, the lower wall of the hearth, the lower ash pipe, the strengthening of the bell mouthpiece of the flue, the inspection of the leakage in the hearth of the blowdown pipe and the collection box, and the coal economizer.

Before the overhaul, the leaders of the production office and the boiler workshop discussed and formulated detailed and detailed maintenance plans, and supervised and instruct them at the scene. Participate in maintenance personnel to implement the 24 hour shift system and strive to complete the maintenance tasks as soon as possible.

After nearly a week of hard work, the boiler workshop completed the general maintenance of the No. 1 three waste furnace, initially had the point of the point furnace, started the stove in the morning of June 1st, and succeeded in the day of the point furnace, and resumed the normal technical index. Follow up the recovery of the external perforated steel plate and the rectification of platform ladder to ensure the safety of inspection and maintenance after operation.