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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 ............................................................................................................. 7
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
c. Slide and Kidney Lift Cylinders .............................................................................................................. 12
2-3. Slide Roller Adjustment .............................................................................................................................. 12
SECTION III HYDRAULIC TROUBLESHOOTING................................................................................................. 13
3-1. Precautions ............................................................................................................................................... 13
3-2. Troubleshooting Notes ............................................................................................................................... 13
3-3. ELEVATION DIAGNOSIS CHART............................................................................................................. 14
3-4. TRENDELENBURG DIAGNOSIS CHART .................................................................................................. 15
3-5. LATERAL - TILT DIAGNOSIS CHART ...................................................................................................... 16
3-6. BACK SECTION DIAGNOSIS CHART ....................................................................................................... 17
3-7. FLEX SYSTEM DIAGNOSIS CHART ......................................................................................................... 18
3-8. LEG SECTION DIAGNOSIS CHART .......................................................................................................... 19
3-9. KIDNEY LIFT DIAGNOSIS CHART ........................................................................................................... 20
3-10. SLIDE DIAGNOSIS CHART ....................................................................................................................... 21
3-11. BRAKE CIRCUIT DIAGNOSIS CHART ...................................................................................................... 22
3-12. Flexible Hose Identification and Placement ................................................................................................ 23
3-13. Kidney Lift System ..................................................................................................................................... 24
a. Bleeding the System.............................................................................................................................. 24
b. Cylinder Adjustment............................................................................................................................... 25
SECTION IV ELECTRICAL SYSTEM................................................................................................................... 26
4-1. General ...................................................................................................................................................... 26
4-2. Components .............................................................................................................................................. 26
4-3. Battery Model Components ......................................................................................................................... 26
TABLE OF CONTENTS
Although current at time of publication, SKYTRON's policy of continuous development makes this manual subject to change
without notice.
REV 6/05
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