Komatsu F30791, Shop Manual

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PC27R-8
10-19
PC20R-8 PC27R-8
100 mesh
100 mesh
RKP04441
2
DB
T
P
T
T
P
E
S
PL
P1
P2 T
B A
P
P
i2
P
A7
P3
P4 P1 P2
P2 P3
P4 P1
S P P
A1
P
A6
P
A8
P
A9
P
B1
A1 LS P
B9
A9 B9
0.2
B
S
P
T
A
0.2
B8 A8 P
B8
P
B7
A7 B7 P
B6
A6 B6 B5 A5 B3 A3 B2 A2 B4 A4
P2
T1
Ps
Ps
R/G
R/G
P1
T2
P2
P1
B1
TS
C
30 Kg/cm
2
210 Kg/cm
M
G
F
A
C
H
D
B
E
P2
PS
MIN MAX
1.5
±
0.2 bar
2
240 Kg/cm
2
240
+5
Kg/cm
o
Hammer
Additional equipment
Bucket
Boom Arm
Bucket
Arm Bucket
Open
Open
Reverse
Forwards
Reverse
Forwards
Open
Reverse
Forwards
Reverse
Forwards
Open Raise Lower
R.H. PPC valve L.H. PPC valve
ST1 solenoid valve
Cylinder block
Accumulator
v = 0.35
ᐍ
PPC valve
work equipment
Bucket
cylinder
Boom
cylinder
Swing motor
Swivel
joint
Blade cylinder
Oil cooler
Hydraulic
pump
Lower
Raise
Raise
Lower
Boom swing
Curled
Left
Right
Left
Right
L.H. swing
L.H. travel
R.H. travel
Close
Close
R.H. travel motor
L.H. travel motor
Left
Right
Hydraulic tank
Arm
cylinder
Boom swing
cylinder
Left Right
Swing
Close
Boom