SkyTrak 8042 Service Manual - Manual (Page 437)

Hydraulic System
8.22 Model 8042, 10042, 10054 Legacy Rev. 10/03
8.8.3 Boom Retract Circuit and Troubleshooting
(Refer to Section 8.8.22, “Boom Extend/Retract Circuit Description,” for a more detailed explanation of this
circuit.)
IN T
T
AT
TA
C
H
TI
LT P
FRAM
E
SW
AY
EXT/
R
ET
LFT/
LW
R
AU
X
HYDRAULIC
OIL COOLER
HYDRAULIC RESERVOIR PUMP
MAIN CONTROL VALVE
EXTEND/
RETRACT
CYLINDER
RETURN
FILTER
E R
Suction
Return
Load Sense
Pressure
10054 ONLY
EXTEND
LOCKOUT
VALVE
T
V
C
MH3530