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These general instructions deal with the normal installation, operation, and maintenance situations encountered with
the equipment described herein. The instructions should not be interpreted to anticipate every possible contingency
or to anticipate the final system, crane, or configuration that uses this equipment. For systems using the equipment
covered by this manual, the supplier and owner of the system are responsible for the system’s compliance with all
applicable industry standards, and with all applicable federal, state and local regulations/codes.
This manual includes instructions and parts information for the RY trolley hoist. Therefore, all instructions and parts
information may not apply to any one type or size of specific trolley hoist. Disregard those portions of the instructions
that do not apply.
Record your trolley hoist’s Product Code and Serial Number on the front cover of this manual for identification and
future reference to avoid referring to the wrong manual for information or instructions on installation, operation,
inspection, maintenance, or parts.
Use only Harrington authorized replacement parts in the service and maintenance of this trolley.