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5.3 Frequent Inspection
5.3.1 Inspections should be made on a FREQUENT basis in accordance with Table 5-1, “Frequent Inspection.”
Included in these FREQUENT Inspections are observations made during operation for any defects or
damage that might appear between Periodic Inspections. Evaluation and resolution of the results of
FREQUENT Inspections shall be made by a designated person such that the hoist is maintained in safe
working condition.
Table 5-1 Frequent Inspection
All functional operating mechanisms for maladjustment and unusual sounds
Operation of limit switch and associated components
Hoist braking system for proper operation
Hooks in accordance with ANSI/ASME B30.10
Hook latch operation
Load chain in accordance with Section 5.7
Load chain reeving for compliance with Section 3.2 and 6.3
5.4 Periodic Inspection
5.4.1 Inspections should be made on a PERIODIC basis in accordance with Table 5-2, “Periodic Inspection.”
Evaluation and resolution of the results of PERIODIC Inspections shall be made by a designated person
such that the hoist is maintained in safe working condition.
5.4.2 For inspections where load suspension parts of the hoist are disassembled, a load test per ANSI/ASME
B30.16 must be performed on the hoist after it is re-assembled and prior to its return to service.
Table 5-2 Periodic Inspection
Requirements of frequent inspection.
Evidence of loose bolts, nuts, or rivets.
Evidence of worn, corroded, cracked, or distorted parts such as load blocks, suspension housing,
chain attachments, clevises, yokes, suspension bolts, shafts, gears, bearings, pins and rollers.
Evidence of damage to hook retaining nuts or collars and pins, and welds or rivets used to secure
the retaining members.
Evidence of damage or excessive wear of load and idler sheaves.
Evidence of excessive wear on motor or load brake.
Electrical apparatus for signs of pitting or any deterioration of visible controller contacts.
Evidence of damage of supporting structure or trolley, if used.
Function labels on pendant control stations (pickles) for legibility.
Warning label properly attached to the hoist and legible (see Section 1.2).
End connections of load chain.
Summary of Contents for TNER Series
Page 37: ...This Page Intentionally Left Blank 37...
Page 38: ...Figure 9 1 Housing and Motor Parts 38 9 1 Housing and Motor Parts...
Page 41: ...This Page Intentionally Left Blank 41...
Page 42: ...Figure 9 2 Gearing Parts 9 2 Gearing Parts 42...
Page 44: ...Figure 9 3 Hook Parts 9 3 Hook Parts 44...
Page 46: ...Figure 9 4 Chaining Parts 9 4 Chaining Parts 46...
Page 48: ...Figure 9 5 Electric Parts 9 5 Electric Parts 48...
Page 53: ...53 Appendix A Wiring Diagram...
Page 54: ...54...