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7.2 Inspection
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C Spool Valve Assembly
Seal ring [Fig.7.5]
Measure the inside thick diameter, and if it is outside the usable
range, replace the C Spool Valve Assembly.
If the seal ring is worn out or cracked, replace C Spool Valve
Assembly.
Usable range of Seal ring
0.1484 ~ 0.1516 in {3.77 ~ 3.85 mm}
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Sleeve Assembly [Fig.7.6]
Measure the inside diameter, and if it is outside the usable
range, replace the c spool valve assembly.
Usable range of sleeve
ø1.305 ~ø1.313 in {ø33.15 ~ø33.35 mm}
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O ring
If the O ring is worn out or cracked, replace it.
<NOTE>
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C Spool Valve Assembly must be replaced as a complete set.
Unable to replace individual component.
7.3 Installation
For installation, see [Exploded View] on the separate sheet and install in the reverse order of disassembly.
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Install the sleeve using the sleeve remover (special tool: Part
No. 713180). At this point, apply assembly oil around the sleeve
and O ring.
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Install the sleeve at the center of the valve body. (A = B)
Tightening torque for installation cap A, cap B
8 ft-Ibf {10 N-m}
Tightening torque for valve body installation bolts
12 ft-Ibf {17 N-m}
<NOTE>
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Make sure there is no dust on the seal surface and it is not
damaged.
