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Head Rebuilding should be performed in a clean work area. Dust or dirt on O-
rings or other parts can scratch inner surfaces, with subsequent leakage.
1. Using a small screwdriver or similar tool
remove the Plug Seal. However, do not
damage the sealing surface in any way
as it may lead to leakage.
Removal of the Plug Seal
Head Component identification (40L30N) - Head Disassembled
HEAD DISASSEMBLY
NOTE
2.
Use a small screw driver or similar tool
remove the PWT seal from the grove
in the end plug.
Remove Adapter Seal
Page 8 of 11
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