Fluke P3011-MMHG Product Manual - Page 27

PCU Assembly — 16 mm Nominal Diameter, Piston Disassembly, Piston Cleaning

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5 Maintenance & Servicing PCU Assembly - 16 mm Nominal Diameter 3 2 1 Item 1 2 Figure 5-2. PCU Assembly - 10mm - Vacuum Table 5-2. PCU Assembly - 10 mm - Vacuum - Parts List Description Piston Cylinder Part Spec Spec Item 3 Description Bonded Seal gjn32.eps Part 3918392 PCU Assembly - 16 mm Nominal Diameter Piston Disassembly 1. Unscrew the PCU assembly from the instrument; use the dowel hole if the cylinder is tight. 2. Unscrew piston stop (5). 3. The weight carrier is permanently attached to the piston; hold the weight carrier and gently withdraw the piston from the cylinder (3). Piston Cleaning 4. 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. 5. 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. 5-5 MyFlukeStore Shop for Fluke products online at: www. .com 1.888.610.7664

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Maintenance & Servicing
PCU Assembly — 16 mm Nominal Diameter
5
5-5
1
2
3
gjn32.eps
Figure 5-2. PCU Assembly - 10mm - Vacuum
Table 5-2. PCU Assembly - 10 mm - Vacuum - Parts List
Item
Description
Part
Item
Description
Part
1
Piston
Spec
3
Bonded Seal
3918392
2
Cylinder
Spec
PCU Assembly — 16 mm Nominal Diameter
Piston Disassembly
1.
Unscrew the PCU assembly from the instrument; use the dowel hole if the cylinder
is tight.
2.
Unscrew piston stop (5).
3.
The weight carrier is permanently attached to the piston; hold the weight carrier and
gently withdraw the piston from the cylinder (3).
Piston Cleaning
4.
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.
5.
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.
Shop for Fluke products online at:
1.888.610.7664
www.
MyFlukeStore
.com