Oil Cup Cleaning Method And Common Fault Clearances

1. Oil Cup Cleaning Method

⑴ Wipe the electrode surfaces and bars again and again with clean silk cloth.

⑵ Adjust the electrode distance with standard gauge.

⑶ Use petroleum ether (other organic solvents are forbidden) to clean thrice. Each time shall follow the bellow procedures:

①Pour the petroleum ether into the oil cup till the cup is 1/4～1/3 full.

② Cover the cup mouth with a piece of glass cleaned by petroleum ether. Shake the cup evenly for one minute with certain force.

③Pour away the petroleum ether and dry the cup with a blower for 2~3 minutes.

⑷ Use the oil sample to be tested to clean the cup for 1~3 times.

①Pour the petroleum ether into the oil cup till the cup is 1/4～1/3 full.

②Cover the cup mouth with a piece of glass cleaned by petroleum ether. Shake the cup evenly for one minute with certain force.

③Pour away the left oil sample and then the test starts.

2. Agitating Blade Cleaning Method

⑴ Wipe the agitating blade again and again with clean silk cloth until fine particles are not found on their surfaces. It is forbidden to touch the surfaces with hands.

⑵ Use forceps to clamp the blade; put them into petroleum ether and wash.

⑶ Use forceps to clamp the blade and dry them with a blower.

⑷ Use forceps to clamp the blade; put them into the oil sample to be tested and wash.

3. Oil Cup Storage

Method 1 Fill the cup with good insulating oil after the test is finished and place it stable.

Method 2 Clean and dry the cup under the above procedures and then put it into a vacuum dryer.

Note: The oil cup and agitating blade shall be cleaned under the above procedures after the first test and tests with poor oil.

4、Common Fault Clearances

⑴ Power light off, screen display off

① Check the plugging of power plug.

② Check the condition of the protector tube inside the power plug.

③ Check the socket electricity.

⑵ No punch through oil cup

① Check inserting of connectors on circuit board.

② Check contacting of cap high-voltage switch.

③ Check attracting of high-voltage contacts.

④ Check break of high-voltage line.

⑶ Light display contrast

① Adjust the potentiometer on the circuit board.

⑷ Printer failure

① Check plugging of printer power line.

② Check plugging of printer data line.

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