IV-76
HYDRAULIC UNITSPILOT VALVE
Assembly
1. Fit the bushing (20) and O-ring (19), then install
the port plate (18).
• Align the positions of the spring pin (21) and
the casing hole.
2. Install the seal washer and cap screws.
Cap screw: 20.6 ±1.5 N·m
3. Assemble the reducing valve (12).
a. Install the washer 2 (16), spring (15) and
spring seat (14) on the spool (17).
b. Push in the spring seat (14) to contract the
spring (15), and move the spool (17) from the
large hole to the small hole of the spring seat
(14).
• Do not push in the spring seat too far (at
most 6 mm).
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