How to install mahjong machine card scraper?

To install the mahjong machine card scraper, please refer to the following steps:

1. Buy automatic mahjong machine wiper blade, and confirm that its size and model match that of automatic mahjong machine.

Prepare a screwdriver, a wrench and some screws.

3. Turn off the automatic mahjong machine power supply and unplug the power cord to ensure safe operation.

4. Open the chassis and find the position of mahjong machine wiper blade.

5. Remove the original scraper with a screwdriver.

6. Apply proper amount of lubricating oil to the new scraper.

7. Install the new wiper blade to the designated position and tighten the screws.

8. After installation, close the chassis and plug in the power cord.

These are the steps to install the mahjong machine card scraper. If in doubt, please refer to the instruction manual of mahjong machine or consult a professional.