Special tool
(for removal of bush)
Disassembly
1. Wash the pilot valve with detergent.
• Cover each port with a blank plug.
2. Insert a cushion plate between the pilot valve and the
vise, and secure the pilot valve.
Remove the bellows from the cover by pulling it up-
ward.
3. Loosen the hexagon setscrew with a hexagon
wrench.
• Be careful as the torque required for loosening is
large.
4. Place a steel bar (dia., 7 mm or less) on the cam shaft
and tap it lightly with a hammer.
DISASSEMBLY AND ASSEMBLY
PILOT VALVE (AUXILIARY)
4-96
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