Harrington Hoists and Cranes (G)NTH Trolley - Manual (Page 16)

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3.5 Preoperational Checks and Trial Operation
3.5.1

Confirm the adequacy of the rated capacity for all slings, chains, wire ropes and all
other lifting attachments before use. Inspect all load suspension members for damage prior to use and
replace or repair all damaged parts.
3.5.2

Verify and correct all chain irregularities prior to operating the hoist. Refer to
Section 3.1.
3.5.3 Measure and record the “k” dimension of all hooks on hoist. See Table 5-4 under Section 5,
“Inspection”.
3.5.4 Record the trolley-hoist's Code, Lot and Serial Number (from the name plate on the hoist; see Section
9) in the space provided on the cover of this manual.
3.5.5 Ensure that the hoist is properly installed to the trolley, the trolley is properly installed on the beam, and
stops for the trolley are correctly positioned and securely installed on the beam.
3.5.6 Ensure that all nuts, bolts and split pins (cotter pins) are sufficiently fastened.
3.5.7 Confirm proper operation.
 Before operating read and become familiar with Section 4 - Operation.
 Before operating ensure that the hoist meets the Inspection, Testing and Maintenance
requirements of ANSI/ASME B30.16.

Before operating ensure that nothing will interfere with the full range of the trolley’s and the hoist’s
operation.
3.5.8 Proceed with trial operation to confirm proper operation.
 Operate the trolley though it's full range of motion. Make sure the trolley runs smoothly and does
not bind.
 Perform inspections per Section 5.3, “Frequent Inspections”.