Page 1
Block ™ I N S T R U C T I O N S N15W24983 Bluemound Rd, Pewaukee, WI 53072-4974 Tel: 262-691-3320, Fax: 262-701-5780 • Web: www.harken.com, Email: harken@harken.com Specifications Max sheet line Ø Max working load Breaking load Replacement...
Page 2
Run line through mouth, head, around bail, and back on the same side. Run line from mouth through head, around bail, and back on the other side for a second lap. Secure with Carrick knot or other secure knot. Consult knot tying book or see www.harken.com/knots. Blocks 2161, 2171, 2173: Use sailmaker’s...
Page 3
Pass sheet through mouth and secure with bowline, splice, or whip line to itself. Consult knot tying book or see www.harken.com/knots. Using Sheet as Lashing and Becket Do not use supplied HCP1438 line. Use a larger, stronger line that exceeds the block's breaking load to account for loss of strength due to weakness of knots, UV damage or chafing.
Page 4
Maintenance Harken equipment is designed for minimal maintenance. However, some upkeep is required to give the best service and comply with the Harken limited warranty. Keep your equipment clean and free-running by frequently fl ushing with fresh water. Periodically clean with mild detergent and water solution.