JLG 80H Parts Manual - Manual (Page 392)

6-4 3120272
SECTION 6 HYDRAULICS
S
E
C
T
I
O
N
6
H
Y
D
R
A
U
L
I
C
S
Tow Hydraulic Diagram (See Axle Extension Hydraulic Diagrams)
2791880 Valjar Hydraulic Pressure Chart
6—2 HYDRAULIC DIAGRAM LIST - 80HX/80HX+6/86HX
Note: Diagrams with asterisk (*) are shown in the following pages.Diagrams
not shown are available from the JLG Service Department.
2791553* Brake with Pressure Reducing Valve (Used with Ausco Drive Brakes)
Drive Hydraulic Diagrams:
2791103 2WD Racine Proportional Valve Machines
2791265* 2WD Vickers Proportional Valve Machines
2791385* 4WD Vickers Proportional Valve Machines
Level Hydraulic Diagrams:
2791112 Standard (Prior to May 1993)
2792055* Standard (May 1993 to Present)
Lift Hydraulic Diagrams:
2791104 Machines with Racine Proportional Valves
2791253* Machines with Vickers Proportional Valves
Manual Descent Hydraulic Diagram
2791110 Racine Proportional Valve Machines
2790946 Vickers Proportional Valve Machines Prior to November 1990
2791799* Vickers Proportional Valve Machines November 1990 to Present
Pump Hydraulic Diagrams:
2791102 Racine Proportional Valve Machines
2791263 Vickers Prop Valve & Standard Controls Machines Built Prior to 1990
2791816* Vickers Prop Valve & Standard Controls Machines Built 1991 to Present
2791590 Vickers Prop Valves & Hydraulic Controls Machines Built Prior to Sept. 1989
2791931 Vickers Prop Valves & Hydraulic Controls Machines Built Sept. 1989 to Present
2791111* Rotate Hydraulic Diagram
1281353* Sequence Hydraulic Diagrams:
2791698* Standard Controls
2791700* Hydraulic Controls
Steer Hydraulic Diagrams
2791108* Without Tow Package
2791109 With Tow Package
Swing Hydraulic Diagrams:
2791107 Racine Proportional Valve Machines
2791285* Vickers Proportional Valve Machines
FIG & ITEM # PART NUMBER DESCRIPTION