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Bedieningshandleiding
Diagrammen En Schema's
HYDRAULISCH SCHEMA GTH-4018 SR (Rev.G, Code: 57.2201.3600)
TEREXLIFT
HYDRAULIC CIRCUIT
COLORS LEGENDA
Open circuits pressure lines
Closed circuits high pressure lines
Functions lines
Low pressure lines
Load sensing and piloting lines
Suction lines
Tank lines
Double overcenter safety valve
piloting ratio: 7.6 1
cracking pressure: 350 bar
Forks self-levelling
articulation slave
cylinder
capacity:
0.5 Litri
precharge
pressure
35 bar
Sing
le overcenter safety valve
piloting ratio:
Telescopic boom
cracking pressure: 350 bar
lift cylinder
Capacity:
1.5 litres
precharge
pressure
35 bar
F
R
R1
Pressure
switch
activating
pressure
P
70 bar
B
150 bar
N
TURRET-UNDERCARRIAGE BOUNDARY
Rotating joint
Rear axle pivoting
lockout valves
Rear axle
2 ways/2 positions
Air bleeding
valve
Rear axle pivoting
cylinder (left)
Rear axle pivoting
cylinder (right)
Air bleeding
valve
Rear axle lockout cylinders control valve
orifice dia.: 2 mm - cracking pressure: 0.5 bar
Check valve
cracking pressure:
2.5 bar
Shutoff valve
Auxiliary circuit
pressure test port
180 bar
Tp4
M
Diesel engine
Auxiliary gear pump
brakes circuit
displacement: 14 cc/rev
Hydrostatic transmission pump
max displacement: 71 cc rev
Auxiliary circuit max pressure relief valve
186
GTH-4018 SR
HYDRAULIC SCHEMATICS
Double overcenter safety valve
piloting ratio: 4/1
cracking pressure: 350 bar
Forks tilt cylinder
Pressure reducing valve
setting pressure: 50 bar
/
Second section boom
Anticavitation valve
cracking pressure
5 bar
4/
1
R
N
Capacity:
Parking brake
0.5 litres
handle selector
precharge
valve
pressure
50 bar
Pressure
30 bar
switch
N'
T
activating
pressure
2-10 bar
T1'
Hydraulically powered
service/emergency brakes
pedal pump
T1
Air condition compressor
hydraulic motor
displacement 16 cc/rev
(optional)
Tank lines collector
C
Steering modes
selector valve
Differential lock
4 ways / 3 positions
selector valve
3 ways / 2 positions
A
P
T
B
Front axle
P
C
T
Test port
Tp7
Front axle
steering cylinder
Rear axle
PR
steering cylinder
Pressure reducing valve
setting pressure: 10 bar
T
P
Check valve
cracking pressure:
0.5 bar (option)
Hydrostatic transmission
Tp2
high pressure test port
Ev1
Ev2
R
T1
T2
PS
Fa
Fa1
Fe
450 bar
450 bar
430 bar
25 bar
MH
FS
G
S
X2
X1
Hydrostatic transmission
Tp3
boost pressure test port
/
GTH-4016 SR - GTH-4018 SR
Hydraulically piloted
Forks attachment
double check valve
quick coupling cylinder
piloting ratio: 4 1 /
(optional)
P
PR
T
C3
C2
Turret rotation
hydraulic motor
Unlocking
pressure
15/50 bar
Turret rotation hydraulic motor
double overcenter safety valve
piloting ratio: 3/1
C1
cracking pressure: 150 bar
T
Double overcenter safety valve
piloting ratio: 4/1
cracking pressure: 350 bar
Telescopic boom, turret and
undercarriage
functions main valve
telescoping cylinder
Priority valve
load sensing type
L
S
Pressure
switch
activating
Steering rotating
pressure
actuator
10
-20
bar
displacement:
200 cc rev
/
L
P
190 bar
260 bar
T
R
L
S
Rotating joint
Rotating joint
Outriggers selector
valves block
Outriggers telescope
lockout cylinder
T
P
B
A
Outriggers
lockout valve
2 ways/2 positions
B
A
B
A
B
A
Hydraulically piloted
double check valve
Outriggers telescope
piloting ratio: 4 1 /
lockout cylinder
Rear left outrigger cylinder
Rear left outrigger cylinder
Emergency line
test port (optional)
M
Emergency electrical
motor driven pump set
MB
T
P
B
B
U
Ev6
Ev5
B
A
Mechanical gear speed
selector valve
4 ways/3 positions
Mechanical gear speed
selector actuator
Boom functions gear pump
displacement: 43 cc/rev
A
T2
A
MA
Mechanical gear (2 speeds)
Hydrostatic transmission motor
Shutoff valve
max displacement: 80 cc rev
Suction screen
Tweede Uitgave - Eerste Druk
57.2201.3600
Date: 07.06.2011
Page 1 of 1
Drawn: M. Baldinucci
Quick coupling
hydraulic ports
Stabilizers
A6
B6
V2
Turret
A5
B5
V1
Attachments
B4
A4
Telescoping
A3
B3
320 bar
Forks tilt
A2
B2
320 bar
Boom lift
A1
B1
Tp1
Telescopic boom,
turret and
undercarriage
P
T
functions hydraulic
circuit test port
TURRET-UNDERCARRIAGE BOUNDARY
Outriggers retraction
line test port
100 bar
Tp5
Outriggers retraction line
max pressure relief valve
Front left
outrigger cylinder
Front right
outrigger cylinder
Hydraulically piloted
Hydraulically piloted
Hydraulically piloted
double check valve
double check valve
double check valve
piloting ratio: 4 1 /
piloting ratio: 4 1 /
piloting ratio: 4 1 /
Rear right outrigger cylinder
Rear right outrigger cylinder
Emergency line max pressure
150 bar
Tp6
relief valve (optional)
2.6 cc/rev (option)
Heat exchanger
X2
X1
M1
Check valve
cracking pressure:
G
T
8 bar
Flushing valve
Return filter
with suction line
pressurized at 0,5 bar
Oil tank
/
capacity
220 liters
Code 57.0009.0564
Rev. G
Pp
LS2
280 bar
LS1
Pressure
switch
activating
pressure
5 bar
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