Harken 2159 User Manual
INSTRUCTIONS
®
T2™ Ratchamatic
USA – Tel: (+01) 262-691-3320 • Web: www.harken.com • Email: harken@harken.com
Italy – Tel: (+39) 031.3523511 • Web: www.harken.it • Email: techservice@harken.it
Blocks
WARNING! Strictly follow all instructions to avoid an accident, damage to your vessel,
personal injury or death. See www.harken.com/manuals for additional safety information.
2159, 2160
Features
Versatile attachment: block can be lashed or spliced.
Ratchet engages automatically as load increases.
10:1 Holding power with 180° wrap.
Shifts crisply from ratchet to free run (light air) mode.
Sheave runs free with light load.
Sideplates are lightweight, UV-resistant, glass fiber-reinforced
plastic. Eight-sided, Hardcoat-anodized aluminum sheave.
®
Delrin
ball bearings for low friction.
Delrin is a registered trademark of E. I. du Pont de Nemours and Company or its affiliates.
Specifications
Part
No. Description Sheave Ø
2159
40 mm 40 mm
2160
57 mm 57 mm
Max line Ø Maximum working load Breaking load
in mm lb kg lb kg
3
/8 10 300 136 1000 454
3
/8 10 500 227 2000 907
Replacement Line
Replacement line
Part
No. Description
2159
40 mm 40 mm HCP1419
2160
57 mm 57 mm HCP392
Sheave ØReplacement
Loops /Lines
Ø
3
/32 2.5 4 1.22 Maxibraid
1
/
8
3 4 1.22 Maxibraid
Sideplate
Laps
Bail
Line length
before making loop
Terms
Mouth
Trigger
Sheave
Head
Lashing
Strands
Line
Typein mm ft m
Important information on choosing line, knots and splices.
Go to www.harken.com/knots
Contents
Planning Installation Including Warnings
Using T2 Ratchamatic
Inspect Line Every Time You Sail
Lashing to Boom
Lashing to Bail Using Harken Supplied Line
Using Alternate Line Knots and Splices
Maintenance
Warranty
1
Page No.
2
3
3
4
4
5
5
5
Planning Installation
WARNING! Lashing to objects with sharp edges can cause line to chafe and break suddenly
when load is applied.
1. Lash only to objects with rounded edges.
Avoid sharp corners.
Rounded
Sharp
WARNING! Lashing to objects with sharp edges can cause line to chafe and break suddenly
when load is applied.
2. Always lash to mouth of the block. Ratchet mechanism will only work with lashing line on trigger.
Head is not strong enough to secure line.
Mouth
Head
Head
Do not lash through block head.
Do not lash through block head.
Head
WARNING! Lashing to head of block seriously weakens the block. This will cause
the block to break suddenly when load is applied. Always lash to mouth.
3. Use three laps of line to create six strands to match the maximum working load of the block.
WARNING! Using fewer laps will weaken block causing it to break suddenly when
load is applied. Use three laps of line.
4. IMPORTANT! Do not use
mouth as an adjustable
block. Carbo
®
surface will
wear or wear the line if
used as a 2:1 adjustable
block under load.
2
Laps
Three laps, six strands are
required for proper strength.
This block only has two laps,
four strands of supplied line.
2
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