Komatsu Utility PC12R-8 MISTRAL, Shop Manual

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1. Shaft
2. Seal
3. Body
Upper side
1 Port - For PC12R-8 HS: Not used
For PC12R-8 MISTRAL HS and
For PC15R-8 HS:
From EV2 solenoid valve (B Port)
2 Port - From EV3 solenoid valve (B Port)
3 Port - From control valve (A7 Port)
4 Port - From control valve (B4 Port)
5 Port - From control valve (A3 Port)
6 Port - From control valve (A4 Port)
7 Port - From control valve (B3 Port)
8 Port - From EV3 solenoid valve (A Port)
D Port - To hydraulic tank
Lower side
1 Port - For PC12R-8 HS: Not used
For PC12R-8 MISTRAL HS and
For PC15R-8 HS:
to travel motors (PS port)
2 Port - To variable gauge undercarriage cylinder
(Head side)
3 Port - To blade cyinder (Bottom side)
4 Port - To R.H. travel motor (P1 port)
5 Port - To L.H. travel motor (P1 port)
6 Port - To R.H. travel motor (P2 port)
7 Port - To L.H. travel motor (P2 port)
8 Port - To safety valve blade cylinder (V2 port)
and to variable gauge undercarriage
cylinder (Bottom side)
D Port - From travel motors (T port)
PC12R-8 HS (with variable gauge undercarriage)
PC12R-8 MISTRAL HS (with travel increment and variable gauge undercarriage)
PC15R-8 HS (with variable gauge undercarriage)
10-91
PC12R-8 PC15R-8
RKP11330
1
2
3
Sezione A - A
A
D
2
A
4
6
8
1
3
5
7
Sezione B - B
B B
2
D
5 6
3
7
4
8
1
Section A - A
Section B - B