Skytron ELITE 6002, Maintenance Manual

Page 53

Table of Contents

SECTION I  HYDRAULIC SYSTEM ......................................................................................................  1

1-1. General ...........................................................................................................................................  1
1-2. Component Operation ....................................................................................................................  2

a. Motor/Pump Operation .............................................................................................................  2
b. Pressure Relief Valve ..............................................................................................................  2
c. Mini-Valves ...............................................................................................................................  3
d. Mini-valve in Neutral Position ...................................................................................................  3
e. Mini-Valve Right Port Activated ................................................................................................  4
f.

Mini-Valve Left Port Activated ..................................................................................................  4

g. Hydraulic Cylinders (Slave Cylinders) .....................................................................................  5
h. Elevation Cylinder Return Circuit .............................................................................................   6
i.

Brake System ...........................................................................................................................  7

j.

Emergency Brake Release ......................................................................................................  8

k. Flex/Reflex System ................................................................................................................... 8

1-3. Hydraulic Adjustments ...................................................................................................................  9

a. Fluid Level. ...............................................................................................................................  9
b. Bleeding The Hydraulic System ...............................................................................................  9
c. Pressure Relief Valve ..............................................................................................................  9
d. Speed Controls .........................................................................................................................  9

SECTION II   MECHANICAL TABLE ADJUSTMENTS ........................................................................ 11

2-1. Back Section Gear Mesh Adjustment ........................................................................................... 11
2-2. Hydraulic Cylinder Adjustment ...................................................................................................... 11

a. Back Section ........................................................................................................................... 11
b. Leg Section ............................................................................................................................. 11

SECTION III  HYDRAULIC TROUBLESHOOTING ............................................................................. 12

3-1. Precautions ................................................................................................................................... 12
3-2. Troubleshooting Notes .................................................................................................................. 12
3-3. ELEVATION DIAGNOSIS CHART .............................................................................................. 13
3-4. TRENDELENBURG DIAGNOSIS CHART .................................................................................. 14
3-5. LATERAL - TILT DIAGNOSIS CHART ........................................................................................ 15
3-6. FLEX  SYSTEM DIAGNOSIS CHART .......................................................................................... 16
3-7. BACK  SECTION DIAGNOSIS CHART ....................................................................................... 17
3-8. LEG  SECTION DIAGNOSIS CHART .......................................................................................... 18
3-9. BRAKE  CIRCUIT  DIAGNOSIS CHART ..................................................................................... 19
3-10. Flexible Hose Identification and Placement ................................................................................... 20

Although current at time of publication, SKYTRON's policy of continuous development makes this manual
subject to change without notice.

REV 8/05