46
12916 Parts & Specifications Manual #99905833
Hydraulic Overload Kit, 3-Function (51717130)
NOTES:
1
THE OVERLOAD SYSTEM FUNCTIONS SUCH THAT WHEN THE INNER CYLINDERS ARE OVERLOADED,
THE PRESSURE SWITCH WILL ACTIVATE THE SOLENOID DUMP VALVE(S), THUS DUMPING OIL TO
"TANK" AND PREVENTING THE OUTER CYLINDER EXTEND, EXTENSION CYLINDER EXTEND, OR WINCH
UP FUNCTIONS.
2
IN AN OVERLOAD CONDITION, INNER BOOM RETRACT, OUTER BOOM EXTEND, EXTENSION CYLINDER
EXTEND, AND WINCH UP FUNCTIONS ARE SHUT DOWN.
3
INSTALL A RELIEF VALVE (73054426 - 700 PSI) IN THE EXTEND LINE OF THE EXTENSION CYLINDER SO
THE CYLINDER WILL NOT EXTEND WHEN THE DUMP SYSTEM IS ACTIVATED.
4
USE HYDRAULIC OVERLOAD KIT IN CONJUNCTION WITH THE ELECTRIC CAPACITY ALERT KIT.
STAB STAB
STAB STAB
15(3)
16(3)
17
11
4
4
4
3
11
18
PRESSURE
SWITCH
INNER
CYLINDER
EXISTING
HOSE
EXISTING
HOSE
EXISTING
HOSE
EXT
CYLINDER
A-12V POWER
B-GROUND
EXISTING
HOSE
TO
TANK
CRANE
VALVE BANK
OPT
OPT
EXT
ROT
EXTEND
RETRACT
OUTER
CYLINDER
EXISTING
HOSE
9 7 6
8
9
2
1
2
1
1
2
14
13
12
12
12
4
5
4
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