Graco Husky 2200 Repair Parts page 12

Air-operated diaphragm pump
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Repair
6. Install the o-ring (214♦) on the cup (213♦). Apply
a light film of grease to the outside surface of the
o-ring and the inside mating surface of the base
(212♦).
Orient the end of the base that has a magnet
toward the end of the cup that has the larger
cutout. Engage the opposite end of the parts.
Leave the end with the magnet free. Tilt the base
toward the cup and fully engage the parts, using
care so that the o-ring remains in place. Align the
magnet in the base with the air inlet and install
the cup assembly.
Apply lithium-
based grease.
U-cup lips must
face piston.
Apply lithium-
based grease to
contact surface.
Air inlet.
12
7. Grease the cup side and install the valve plate
(205♦). Align the small hole in the plate with the
air inlet. Tighten the screws (209♦†) to hold it in
place.
3A2714H

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