Komatsu F30791, Shop Manual

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1. Shaft
2. Gasket
3. Body
4. Cover
a. f Port - To blade cylinder (Bottom side)
b. d Port - To L.H. travel motor
(P1 Port)
c. b Port - To L.H. travel motor
(P2 Port)
d. g Port - To travel motors (PS Port)
e. e Port - To blade cylinder (Head side)
f. c Port - To R.H. travel motor
(P2 Port)
g. a Port - To R.H. travel motor
(P1 Port)
h. B Port - From control valve (A2 Port)
j.
E Port - From control valve (A5 Port)
k. C Port - From control valve (A3 Port)
l.
F Port - From control valve (B5 Port)
m. D Port - From control valve (B2 Port)
n. G Port - From ST1 solenoid valve
(B Port)
o. A Port - From control valve (B3 Port)
SWIVEL JOINT
10-69
PC20R-8 PC27R-8
RKP00260
1
2
A
A
B B
a
b
c
d
e
f
g
3
4
o
h
j
k
l
m
n
Sezione A - A
Sezione B - B
Section A - A
Section B - B