Dover HEIL Command-SST - Hydraulic Schematic, Arm out down Undump - 701-9298-019

b3
a3
A3
B3
TOP DOOR CYL.
PG 3
b1
a1
b2
a2
b3
a3
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)
a1
b2
a2
PISTON PUMP
ST
(OPTION)
ELECTRICAL INDICATOR
PRESSURE FILTER
B1A1 B2A2 B3A3
2800 psi
LS
P R A A
T/G LOCK CYL.
T/G RAISE CYL.
B4A4
Extend Cylinder
In / Out
Lift Cylinder
Down / Up
Rotary Actuator
Dump / Undump
Grabber Cylinder
Release / Grab
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
1300 psi
1300 psi
T
VA
VAG
VBG
VB
Tailgate Section
Tailgate / Warming
R
E
R
E P1
P2
CB2 CR2
CB1 CR1
1300 psi
(A4 & B4)
1700 psi
b1
a4
b4
a1
b1
a2
b2
2500 psi
ARM OUT DOWN UNDUMP