25
Valve Operation
Refer to Figure 4-8 for valve locations and the
hydraulic diagram in Figure 4-15. The valves are
labeled on the valve manifold as A, B, C, FA and FB.
The platform down valve is located at the base of
the lift cylinder.
Steering Valve Right (A): Pressing the
ENABLE
and
the thumb steering switch to the right energizes the
steering valve, causing the steering cylinder to
extend and execute a right turn.
Steering Valve Left (B): Pressing the
ENABLE
and the
thumb steering switch to the left energizes the
steering valve, causing the steering cylinder to
retract and execute a right turn.
Lift Valve (C): Pressing the
ENABLE
and
UP
pushbuttons energizes the platform lift valve,
causing the lift cylinder to extend.
Down Valve (D): Pressing the
ENABLE
and
DOWN
pushbuttons energizes the platform down valve. Oil
flows back into the reservoir, causing the lift cylinder
to retract.
Steering Speed Adjust Valve (FA): Adjust to control
left turn – steering cylinder retraction rate.
Steering Speed Adjust Valve (FB): Adjust to control
right turn – steering cylinder extension rate.
Figure 4-8. Valve Operation
Содержание ESP 19
Страница 1: ......
Страница 18: ...18 ...
Страница 42: ...42 Figure 4 17 Electrical Layout ...
Страница 43: ...43 Figure 4 18 Drive Wiring Diagrams ...
Страница 44: ...44 Figure 4 18 Drive Wiring Diagrams 2 ...
Страница 45: ...45 Figure 4 19 Upper Control Wiring Diagram ...
Страница 46: ...46 ...
Страница 49: ...49 Figure 5 1 Decal Locations Side View ...
Страница 51: ...51 APPENDIX A PART LISTS ...
Страница 58: ...58 FOURTH MOVING MAST PLATFORM 7 8 6 5 2 4 3 1 15 14 13 9 16 Chain from 2 Mast nd 17 11 10 12 18 19 19 21 20 ...
Страница 68: ...68 DRIVE AXLE 16 17 15 12 11 10 14 13 9 8 7 5 4 6B 6 6A 6C 1 2 3 ...
Страница 78: ...78 HYDRAULIC CYLINDER FITTINGS AND HOSES 1 9 10 11 12 13 14 15 14 8 5 4 3 2 6 7 16 17 ...
Страница 80: ...80 ...
Страница 82: ...82 EUCLID MOTOR FACE MOUNT ...
Страница 84: ...84 EUCLID MOTOR FLANGE MOUNT ...
Страница 86: ...86 ASI MOTOR MOUNT ...
Страница 88: ...88 STEERING ASSEMBLY I ...
Страница 90: ...90 STEERING ASSEMBLY II ...
Страница 91: ...91 STEERING ASSEMBLY II PARTS LIST Item No Part No Description Qty 1 B07 08 0037 Knuckle Tie Rod 4 ...
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