Enclosed Gearing and Double Pawl Brake on Harrington CB Chain Hoists
On the Harrington CB, enclosed gearing and double pawl springs cover two failure modes; overload protection is a separate slip clutch the manual says to leave alone.
Read noteProcurement notes from Chain Hoist Manufacturers Sourcing
These notes explain how to state units and how to keep factory scope separate from site work. They are not factory catalogs.
Cited Chain Hoist Example: Push and Geared Trolley Interfaces
The cited chain hoist example uses hook-to-lug mounting for CF and CB hoists with PT push or GT geared trolleys, so the capacity row matters more than trolley size.
Read noteWhat Slip Clutch Design a Chain Hoist Manufacturer Documents
A CB series chain hoist uses a factory-set slip clutch between hand wheel and brake that the manual forbids adjusting. What that means for load checks and service.
Read noteRecord Chain Hoist Model and Serial Data Before You Need Support
How to copy a chain hoist's code, lot, and serial number from the nameplate, keep the fields separate, and store the record where maintenance and support can use it.
Read noteReplacement Chain Rules on a CB Series Chain Hoist
On a CB series chain hoist, replacement chain is ordered at a specified lift in authentic heat-treated chain, not built in the shop from shelf stock.
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