Harrington Hoists and Cranes ED-DA Hoist - (ED3) User Manual
Page 14
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Figure 3-2
Chain Component Arrangement for Hoists with Upper Limit Switch Only
3.3
Load Chain Lubrication
3.3.1
Always lubricate load chain weekly, or more frequently, depending on severity of service.
3.3.2
Always make sure to apply ISO VG 46 or 48 or equivalent machine oil. Insufficient
oil lubrication will accelerate Load Chain wear.
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