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SECTION 7

HIGH PRESSURE WATER

Nov 2002

p. 7-19

05126826

7.3.6 Hydraulic Seal Cartridge

1. Carefully remove worn seals and O-rings from cartridge by pushing them

with a dowel or similar object. Remove seals positioned close to the open

ends first, working toward the interior. Examine seals for unusual wear,

deformation or cuts. Note any unusual buildups of solid material or

debris causing possible leak paths.

2. Examine the cartridge body (1) surfaces for scratches, signs of metal-to-

metal contact, deformation or other unusual wear.

Item Description

(1) Cartridge Body (2) U-cup Seal (3) O-Ring

(4) Back-Up Ring (5) O-ring (6) O-Ring

(7) Back-Up Ring (8) U-cup Seal

NOTE

It is important to examine the inside diameter surfaces of cartridge seal

grooves for scratches, especially any scratches in the axial direction that

might offer a leak path. Use caution during seal removal and installation to

avoid scratching these surfaces. Do not use metal screwdrivers, wires, etc. to

remove inside diameter seals. Plastic or wood should be used for seal removal

and installation.

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KMT Streamline SL-IV Specifications

General