Hydraulic Schematic - Genie GS-3384 Service Manual

January 2013
OSCILLATING AXLE
(GS-90)
(OPTION)
LEFT RIGHT
3800 psi 3800 psi
262 bar 262 bar
4.5:1 4.5:1
DF
Y56
DC
900 psi
DG
62 bar
Y54
DB
3500 psi
241.3 bar
DD
1 gpm
3.8 L/min
OSCILLATE
DA
MANIFOLD
AL
Y29
AN
GENERATOR OPTION NOT
AVAILABLE ON MACHINES
EQUIPPED WITH WELDER OPTION.
HS7037L
Part No. 84793
(GS-84 models from serial number GS8404-40297 to GS8407-41529)
(GS-90 models from serial number GS9004-41691 to GS9007-45004)
PLATFORM LIFT CYLINDER
OVERLOAD (ALL MODELS)
(OPTION)
0.040 inch
1.0 mm
PS2
AP
GS-3384: 1800 psi / 124 bar
Y57
GS-3390: 1800 psi / 124 bar
DE GS-4390: 1800 psi / 124 bar
GS-5390: 1100 psi / 76 bar
FUNCTION
MANIFOLD
Y55
AC
(SEE NOTE BELOW)
P
SYSTEM RELIEF
VALVE PRESSURE
(SCHEMATIC ITEM 'AC')
GENERATOR
GS-3384: 2700 to 2900 psi
(OPTION)
GS-3390: 2700 to 2900 psi
GS-4390: 2900 to 3100 psi
4.5 gpm
AM
17 L/min
GS-5390: 2900 to 3100 psi
3000 psi
207 bar
• NOTE •
GS-84 • GS-90
LIFT CYLINDER
(GS-5390)
RIGHT
FRONT
CA
Y36
AO
STEER CYLINDERS
(GS-90)
LEFT
AB
TP1 L1 L2
AI
0.15 in
3.8 mm
AA
Y7 Y8
Y9
AD
AE
AG
(SEE NOTE BELOW)
T AUXP
• NOTE •
STEER RELIEF
VALVE PRESSURE
186 to 200 bar (SCHEMATIC ITEM 'AE')
GS-3384: 2700 to 2900 psi
186 to 200 bar
GS-3390: 1950 to 2250 psi
200 to 214 bar
GS-4390: 1950 to 2250 psi
200 to 214 bar
GS-5390: 1950 to 2250 psi
AUXILIARY
2000 psi
POWER
137.9 bar
UNIT
M
Section 6 • Schematics

Hydraulic Schematic

OUTRIGGERS
(STANDARD ON GS-5390)
(OPTION ON GS-3384, GS-3390 AND GS-4390)
LEFT RIGHT
FRONT REAR
CB CC
Y35 Y34
STEER CYLINDER
(GS-84)
RIGHT
S1 S2
AH
Y4 Y3 Y40
0.1 gpm
AJ
0.38 L/min
• NOTE •
186 to 200 bar
135 to 155 bar
135 to 155 bar
135 to 155 bar
Note: 'alpha' callouts refer
to components shown in
the manifold illustrations.
Refer to the Repair Section.
Part 2 of 2
LEFT
REAR
CD
Y33
LEV1 LEV2
AK
Y39
TP2
AF
6 - 77