Lull 944E-42 Service Manual - Manual (Page 348)

Hydraulic System
8.96 Model 644E-42/944E-42 Rev. 6/04
8.8.21 Frame Sway (Right), Stabilizer Circuit & Troubleshooting (SN 18461 and After)
(Refer to Section 8.8.55, “Frame Sway Circuit Description,” for a more detailed explanation of this circuit.)
Suction
Return
Load Sense
Pressure
Pilot Pressure
PUMP
HYDRAULIC
RESERVOIR
ATTACH
TILT
FRAME
EXT/RET LFT/LWR
AU
X
TRANS
ACCUMULATOR
CHARGE/SECONDARY
FUNCTION VALVE
LS
DRAIN P1
LSG ACR
SW P
ACF EF CF PIL PB
PBG
PPG
SW
MAIN CONTROL
VALVE
INLET
OUTLET
HYDRAULIC OIL
COOLER
FRAME SWAY
JOYSTICK
P
T
2
CHECK VALVE
85 PSI (5,9 bar)
FRAME SWAY
CYLINDER
P T
G1
STABILIZER
CYLINDER
FTR V
FTR FTB CHECK
VALVE
FITTING
CHECK
VALVE
FITTING
Ш .041 Ш .048
P Gauge
1
RETURN
FILTER
25 PSI
(1,7 BAR)
BYPASS
CHECK
VALVE
MU5541
Relief
Valve
Orifice, Part Of
Check Valve
Fitting
Orifice, Part Of
Check Valve
Fitting