183
When extension or hoisting does not operate even when not in an over-hoisting state
Abnormal phenomenon
Major cause(s)
Remedy
When extending or hoisting
operation is performed, the buzzer
sounds and the operation is not
performed even when not in an
over-hoisting state.
Defective over-hoist detector
Inspection and replacement
of over-hoist detector
Damage or entanglement of
over-hoist detecting wire
Inspection, repair and
replacement of over-hoist
detecting wire
Damage of over-hoist detector
weight
Inspection and replacement
of over-hoist detecting
weight
Defective wiring between
controller and over-hoist
detector
Inspection, repair or
replacement of wiring
between controller and
over-hoist detector
Contact failure of slip ring
inside cord reel
Repair/replace cord reel
When extending or hoisting
operation is performed, the
operation is not performed even
when not in an over-hoisting state.
However, the buzzer does not
sound.
Defective solenoid valve coil or
spool
Disassembly repair or
replacement of solenoid
valve
Defective wiring between
controller and solenoid valve
Inspection, repair or
replacement of wiring
between controller and
solenoid valve
Содержание CC423S-1
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Страница 56: ...48 SAFETY LABEL LOCATIONS 2 2...
Страница 59: ...51 24 Machine Mass 542 4773100 28 Working Radius Rated Total Load Chart 542 3582200...
Страница 60: ...52 30 Safe Operation 557 3494500 31 Operating the Moment Limiter 542 2250000...
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Страница 251: ...243 2 SPECIFICATION DIMENSIONAL DRAWING...
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Страница 262: ...254 3 MONITOR INDICATION 1 Searcher hook selector switch 2 Searcher hook position display...
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