How to maintain the three roller gate on rainy days?

The first thing to do on rainy days is the waterproof maintenance of the three-roller gate. How to do the waterproof maintenance?

1. Build a rainproof shed, which can better isolate rainwater. Or apply sealant around the fixed position of the three roller gate. Prevent the penetration of rainwater.

2. External maintenance

Most three-roll gates are made of domestically made SU304 stainless steel, and the appearance is cleaned once a week to remove rust spots. If the exterior is sprayed, the exterior dust is wiped off and the same color paint is used to make up.

3. Movement maintenance

The movement is the heart of the machine and must be well maintained. Generally, it is maintained once a month, open the upper cover and cut off the power, clean the dust, and then clean the transmission part before adding butter or high-concentration motor oil.

4. Maintenance of the circuit part, according to the previous use, see if there is a problem in the electric control part.