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  • June 21, 2026

Precautions for installation of fan reducer matching


The success or failure of the gearbox installation determines the lifespan of the fan: from model matching, coaxiality alignment to lubrication and sealing, every step requires zero error operation. Especially wary of inconsistent installation - this is the number one killer of wind turbine reducer failure, with a radial deviation exceeding 0.03mm posing a risk of tooth breakage.

Do not directly hammer the input/output shaft, housing, and flange of the gearbox;

It is prohibited to forcibly correct non concentricity and rely on coupling hard compensation;

Do not apply oil or grease to the mating surface of the expansion sleeve, as this may cause slippage and failure;

Prohibit oil shortage and mixing different types of gear oil;

Do not remove breathable caps or block ventilation holes;

Prohibit the suspension of the gearbox base without rigid support;

It is prohibited to operate the fan for a long time without protective devices due to blockage or overload;

Do not scratch the lip of the oil seal or install the retaining ring directly without installing it

Fan equipment supporting reducer

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