How to replace new bearing for condenser fan motor?

Have you faced any problem with bearing broken,jammed or stuck for your condenser fan motor?Are you know how to change a bearings unit?It look difficult task but if we have required tools,basic knowledge and passion,I’ve think all of you can do this job.

What we need for this job?The important tools is bearing puller set,combination wrench set,WD-40 (anti-rust),pliers,hammer,screwdriver,grease and cotton rack.

In the maintenance job scope,replaced a new bearing for electrical motor is common jobs..This time i want to show you how to replaced a new bearing for Air-condition Out door unit CONDENSER FAN MOTOR. read more

Protective Device Introduction

What is protective device introduction?

Electrical distribution systems are often quite complicated. They  cannot be absolutely fail-safe. Circuits are subject to destructive overcurrents. Harsh environments, general deterioration, accidental damage or damage from natural causes, excessive expansion or overloading of the electrical distribution system are factors which contribute to the occurrence of such overcurrent.

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