Harken 2159 User Manual

INSTRUCTIONS

®

T2™ Ratchamatic

USA – Tel: [phone] • Web: www.harken.com • Email: [e-mail]

Italy – Tel: [phone] • Web: www.harken.it • Email: [e-mail]

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