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SEN01994-01
Attachment circuit selector valve
ACC: To accumulator
ATT:
To attachment
P1:
From attachment selector solenoid valve
T:
To hydraulic oil tank
TS:
To hydraulic oil tank
V:
To control valve
No.
Check item
3
Spool return spring
58
Standard size
Free length x
Installed
Outside diameter
length
132 x 29
114.5
10 Structure, function and maintenance standard
1.
Spool
2.
Spring
Criteria
Repair limit
Installed
Free length
load
834 N
—
{85.0 kg}
Unit: mm
Remedy
Installed
If damaged or
load
deformed, replace
spring.
667 N
{68.0 kg}
PC300, 350-8
1
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Troubleshooting
