SkyTrak 3606 Service Manual - Manual (Page 223)

Hydraulic System
9-29 Model 3606 • Origin 10/99
Figure 9– 18. Extend/retract hydraulic circuit schematic.
2500
PSI
550
PSI
4000
PSI
12 11
RIGHT
EXTEND
2 4
LEFT
T
2
1
PP PPG PB
.090
DIA
PSG PS
P
PBG
T
650
PSI
4000
PSI
TO RESERVOIR
INLET
EXTEND
SPOOL
3500
PSI
65
PSI
250
PSI
INLET
25
PSI
3.0 IN
4
BYPASS TO TANK
RELIEF
VALVE
5 PSI
3200
PSI
3750
PSI
2500 RPM
32.5 GPM
P
0.5 PSI
RETRACT
RETRACT
LOAD SENSE OUT
SHUTTLE IN
EXTEND/RETRACT CYLINDER
UNLOADER VALVE
PILOT SELECT MANIFOLD
JOYSTICK
AUXILIARY FUNCTION MANIFOLD
MS0040