OZ Lifting Products OZ1000EC, Руководство оператора

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Table 8-1 Hoist Inspection Methods and Criteria
Item Method Criteria Action
Motor Brushes Measure,
Visual
The “B” dimension should not be less than minimum value
listed in Table 8-2.
Replace
Cushion Rubber Visual Should be free of significant deformation. Replace
Contactor
Contacts
Visual Contacts should be free of significant pitting or deterioration. Replace
Pendant
(switches)
Function Depressing and releasing push buttons should make and
break contacts in switch contact block and result in cor-
responding electrical continuity or open circuit. Push buttons
should be interlocked either mechanically or electrically to
prevent simultaneous energization of circuits for opposing
motions. Example: Up and Down
Repair or replace as
necessary
Pendant (wiring) Visual Wire connections to switches in pendant should not be loose
or damaged.
Tighten or repair
Pendant
(housing)
Visual Labels denoting functions should be legible. Replace
Pendant (labels) Visual Pendant housing should be free of cracks and mating sur-
faces of parts should seal without gaps.
Replace
Pendant (cord) Visual,
Electrical
Continuity
Surface of cord should be free from nicks, gouges and abra-
sions. Each conductor in cord should have I 00% electrical
continuity even when cord is flexed back and forth. Pendant
cord strain relief cable should absorb the entire load associ-
ated with forces applied to the pendant.
Replace
Warning Labels Visual Warning labels should be affixed to the hoist and they should
be legible.
Replace
Hoist Capacity
Label
Visual The label that indicates the capacity of the hoist should be
legible and securely attached to the hoist.
Replace
Table 8-2 Motor Brush Dimensions
Capacity (Ton) “B” Dimension (inches)
Discard
1/2 to 2 .315 in.
EN pg.13