Fluke P3011-MMHG Product Manual - Page 25

5 Maintenance & Servicing PCU Assembly - 10 mm Nominal Diameter - Vacuum 1 2 3 4 Item 1 2 Figure 5-1. PCU Assembly - 10mm - Pressure Table 5-1. PCU Assembly - 10 mm - Pressure - Parts List Description Weight Carrier Cylinder Part Spec Spec Item 3 4 Description Piston O Ring gjn31.eps Part Spec 3864954 PCU Assembly - 10 mm Nominal Diameter - Vacuum Piston Disassembly 1. Unscrew the PCU assembly from the instrument; use the dowel hole if the cylinder is tight. 2. The weight carrier is permanently attached to the piston, hold the weight carrier and gently withdraw the piston from the cylinder (2) Piston Cleaning 3. Use "non-fluffing", non-abrasive, lint-free tissue or absorbent cloth. Hold the piston by the weight carrier, and rub the tissue back and forth along its length. 4. To remove all traces of contamination, the piston can be cleaned in a suitable solvent. W Caution O-ring seals (where fitted) are Nitrile rubber, and should not be immersed in solvents, as they will become damaged. They should be wiped carefully with a new tissue. 5-3 MyFlukeStore Shop for Fluke products online at: www. .com 1.888.610.7664