Harken V 3355 User manual

INSTRUCTIONS
V™Sheaves
N15W24983 Bluemound Road •Pewaukee, WI 53072 U.S.A.
Telephone: [phone] •Fax: [phone] •Web: harken.com •E-mail: [email protected]
Sheave Box Dimensions
Specifications
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.
V sheaves mount into spar or deck sheave boxes. The bearing system combines axial and thrust bearings into a single
bearing set of angled titanium rollers.
A - Sheave Ø B - Center Ø C - Sheave Width Max line Ø
Maximum working
load Breaking load
Part No.
Descrip-
tion mm in mm in mm in mm in kg lb kg lb
3355 1.5T 47 1.85 15.9 0.626 18.8 0.74 9 11/32 1500 3300 3000 6600
3356 3T 56 2.20 22.86 0.9 19 0.75 11 7/16 3000 6600 6000 13200
3358 3T Wide 56 2.20 15.9 0.626 30 1.18 2X
11mm
2X
7/16" 3000 6600 6000 13200
3357 5T 62 2.44 22.86 0.9 23.9 0.941 13 1/2 5000 11000 10000 22000
A
B
C
Do not exceed maximum working loads. Loads increase when the line turns at a greater angle. Example: Sheave loads
double when the line turns 180 degrees. Refer to block loading formulas in Harken catalog. Center pin not included.
Sizing Sheave and Center Pin
The supporting sides (A)of the sheave
box should be .75mm larger than (B) the
sheave width +/- .25mm.
Short Term Maintenance
Flush sheave bearings with detergent and fresh water. Flush
areas shown while rotating sheave.
Cutaway view
A is .75mm +/- .25mm
greater than B AB

Printed in USA 5202 1/18
Assembly Notes and Reorder Parts
Harken equipment requires minimal maintenance, but some
maintenance is required to give the best service and to comply with
Harken's limited warranty.
It is important to keep equipment clean by frequent flushing with
fresh water. In corrosive atmospheres, stainless parts can show
discoloration around holes, rivets,
For additional safety, maintenance, and warranty information; www.harken.com/manuals or the Harken catalog.
Warranty
General Maintenance
and screws. This is not serious and can be removed with a fine
abrasive. Flush blocks thoroughly with fresh water. Periodically,
disassemble the blocks and clean with detergent and fresh water.
Important: Exposure to some teak cleaners and other caustic solu-
tions can result in discoloration of part and is not covered under the
Harken warranty.
V-Sheave replacement part numbers
Part No. Description. Side cover Qty Roller Qty Roller cage Sheave Inner race
3355 1.5T H-77970 2 MS-525 30 H-73941 MS-524 MS-556
3356 3T H-77965 2 MS-525 36 H-73780 MS-531 MS-557
3358 3T Wide Tulip H-77965 2 MS-525 36 H-73780 MS-544 MS-558
3357 5T H-77652 2 MS-535 38 H-73939 MS-528 MS-559
Sidecover
Roller cage
with rollers
Sheave
Inner race
Gently pry sidecovers off with fingers or screwdriver. Use palm or arbor press to press
sideplates in place after servicing.
Flush parts with detergent and fresh water. Clean and
remove grease using solvent. Lightly grease inner ring
of sheave as shown at right.
Annual Inspection and Maintenance
Disassemble sheave to inspect and service. Gently pry
off plastic sideplates. Refer to exploded view below for
disassembly. IMPORTANT! Do not force bearing cage.
Remove rollers for cleaning or replacement by pushing
outward. Install from outside pushing in.