Dover HEIL Command-SST - Hydraulic Schematic, Arm out down Release - 701-9298-023

B1A1 B2A2 A3
a1
B4A4
Extend Cylinder
In / Out
Lift Cylinder
Down / Up
Rotary Actuator
Dump / Undump
Grabber Cylinder
Packer Cylinder
Extend / Retract
A2 B2A1 B1
P
T
D1
R
D2
LS
M
PG 2
PG 1
P
T
LS
M
D1
R
D2
T/G LOCK CYL.
T/G RAISE CYL.
R
E
b1
CB2 CR2
CB1 CR1
T
VA
VAG
VBG
VB
Tailgate Section
Tailgate / Warming
1700 psi
B3
P1
P2
R
E
1300 psi
(A4 & B4)
b4
a4
2800 psi
LS
P R A A
a1
b1
a2
b2
2500 psi
b2
a2
LS
T/G LOCK CYL.
1300 psi
1300 psi
Tailgate Lock
Lock / Unlock
Tailgate
Raise / Lower
Top Door
Open / Close
A2
B2
T/G RAISE CYL.
A1
B1
P
T
(OPTION)
A3
B3
TOP DOOR CYL.
PG 3
b1
a1
b2
a2
b3
a3
1300 psi
1300 psi
PISTON PUMP
Release / Grab
ST
(OPTION)
ELECTRICAL INDICATOR
PRESSURE FILTER
a3
b3
ARM OUT DOWN RELEASE