GROUP 4 TRAVEL DEVICE (TYPE 2)
GROUP 4 TRAVEL DEVICE
1. CONSTRUCTION
1. CONSTRUCTION
Travel device consists travel motor and gear box.
Travel motor includes brake valve, parking brake and high/low speed changeover mechanism.
P1
P
P2
A
B
P
P2
D
R/G
Hydraulic circuit
(TYPE 2)
A
D
B
Travel motor
PF1/2
P1
Port
A, B
P
D
P
, P
1
2
2-68
Reduction gear
FILL
LEVEL
DRAIN
VIEW X
Port name
Main port
PF 3/4
Two speed control port PF 1/4
Drain port
PF 1/2
Gage port
PF 1/8
X
PF1/2
PF1/2
145Z9A2TM01
Port size