Panasonic Lumix DMC-FT20EB, Service Manual, Page: 30 / 90

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7.2. Air-leak Test
Due to the waterproof performance retention, perform the air-leak test using Air-leak tester (Part No.:RFKZ0528) before/after
servicing when disassembling and assembling the unit.
*The Air-leak test before servicing is necessary to be performed to check whether the malfunction occurred due to air-leak or not.
1. Preparation:
1) By referring the "9.3. Disassembly procedures", remove the side ornament R and front almi case unit.
2) Confirm that no foreign objects at the side door, and it is firmly closed.
2. Air-leak Test (Inspection):
*Perform the air-leak test by referring the following procedure.
Note:
As for the detail instruction of air-leak tester, refer to the operating guide (attached to the product).
[Preparation]
1. Put the camera with the top case facing upward condition.
2. Set the following measurement pressure value on the air-leak tester. (Part No.:RFKZ0528).
*About the Setting methods, refer to the operating guide for air-leak tester.
3. Attach "L" size of absorption pad to the tip of the hose of the air-leak tester.
4. Put the absorption pad of air-leak tester vertically on the Inspection point.
Note:
• Keep firmly hold above condition until the measurement is completed.
Once pad is tilted/misaligned from the test hole during testing process, start it from this step.