General Description (Lens Cleaning: Interchangeable Lens/H-Hs12035) - Panasonic DMC-GH3P Service Manual

11.1.2. ABOUT THE LENS
11.1.2.1. DUST/DIRT ON THE OUTER CASING PART(S)
1. Blow off the dust first, then sweep out the dust from narrower spaces with soft cleaning brush.
2. Wipe up the Outer casing part with the dry fuzz-free cloth.
11.1.2.2. DUST/DIRT ON THE LENS GLASSES
• Define the location of the dust/dirt first, whether it is outside
lens surface or not.
1. When it is outside surface of the lens:
• When the dust and/or dirt gets on the outer side sur-
face of the Lens glasses, order the following proce-
dures.
a. Blow off the dust on the Lens glass surface with
the Blower, gently. (Do not Blow too strongly.)
b. Wipe out the dirt on the lens glass surface with
Lens cleaning KIT(BK) (VFK1900BK) if necessary.
(Consult the Instruction sheet which is included in
the Lens cleaning KIT(BK) in details.)
2. When it is inside of the lens:
• Refer to the "11.3. General description (Lens clean-
ing: Interchangeable Lens/H-VS014140)" section of
this service manual.

11.2. General description (Lens cleaning: Interchangeable Lens/H-HS12035)

When there is a dust/dirt inside surface of the 1st / 5th lens frame unit, remove it by referring the following procedures.
Important:
1. When removing the 1st / 5th lens frame unit, it has to be proceed inside of specified clean level.
(Less than class 10,000 (Federal Standard 209D))
As for clean box, refer to the "8.2. Clean Box", in details.
2. When tighten the screws, use torque driver (RFKZ0456) with specified torque.
3. To keep the Lens performance, can only use the original 1st / 5th lens frame unit .
So the 1st / 5th lens frame unit is not supplied as spare parts.
Also do not exchange the 1st / 5th lens frame unit taking from others.
4. 5th lens has the "Nano Surface Coating".
Avoid damage the coating, please DO NOT clean it with cloth.
Please keep cleaning 5th lens, blow off the dust with air brush.
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