Harken 1988 Mastbase Block User Manual download pdf (Page 2)

Keep your equipment clean and free-running by frequently flushing with fresh water.

Periodically clean with mild detergent and water solution. Spin sheaves to distribute

soap solution evenly. Occasionally disassemble and clean rollers and balls with

detergent and water solution. Assemble using blue Loctite

on screws.

Stainless fasteners which pass through aluminum blocks should be coated with an

antiseize compound such as Tef-Gel

IMPORTANT! Exposure to some teak cleaners and other caustic solutions can result in

discoloration of part and is not covered under the Harken warranty.

For additional safety, maintenance and warranty information see www.harken.com/

manuals or the Harken

catalog.

Printed in USA. 4542 01/14

1. Remove sheave(s). Remove phillips screw from left side of assembly

(see diagram below) and pull out center post.

Tip: Don’t worry about losing balls in sheave(s), they are captive. If

post is stuck, leave screw halfway in and push on screw head to push

post out right side.

2. Mark position of holes.

Tip: Insert shaft without sheaves to hold carriers together while marking

holes.

Install 3002, 3003, 3004 Over-the-Top Blocks

3. Mount carrier(s). Drill holes and screw to deck using sealant and backing

plates.

Tip: Slightly bevel top of hole in deck to allow sealant to mass near top

of hole.

Note: On multiple sheave models, make sure carrier with flat in hole is

placed on left side.

4. Install sheave. Slip post in from right side and seat end of shaft in flat.

Use blue Loctite

provided on phillips screw and secure.

Maintenance

Warranty

Use Blue

Loctite

here

Left side (sheave towards left)

Flat in hole to retain post.

Note: C8624 – 3" (75 mm) sheave

version has flat on opposite side so it

is visible with sheave towards right.

WARNING! You must mount to solid deck construction using

specified fasteners in all mounting holes and nuts, washers

or backing plates to achieve correct maximum working load.

Additional information:

www.harken.com/manuals

Loctite

is a registered trademark of Henkel AG & Company KGaA

Tef-Gel

is a registered trademark of Ultra Safety Systems, Inc.

Keep your equipment clean and free-running by frequently flushing with fresh water.

Periodically clean with mild detergent and water solution. Spin sheaves to distribute

soap solution evenly. Occasionally disassemble and clean rollers and balls with

detergent and water solution. Assemble using blue Loctite

on screws.

Stainless fasteners which pass through aluminum blocks should be coated with an

antiseize compound such as Tef-Gel

IMPORTANT! Exposure to some teak cleaners and other caustic solutions can result in

discoloration of part and is not covered under the Harken warranty.

For additional safety, maintenance and warranty information see www.harken.com/

manuals or the Harken

catalog.

Printed in USA. 4542 01/14

1. Remove sheave(s). Remove phillips screw from left side of assembly

(see diagram below) and pull out center post.

Tip: Don’t worry about losing balls in sheave(s), they are captive. If

post is stuck, leave screw halfway in and push on screw head to push

post out right side.

2. Mark position of holes.

Tip: Insert shaft without sheaves to hold carriers together while marking

holes.

Install 3002, 3003, 3004 Over-the-Top Blocks

3. Mount carrier(s). Drill holes and screw to deck using sealant and backing

plates.

Tip: Slightly bevel top of hole in deck to allow sealant to mass near top

of hole.

Note: On multiple sheave models, make sure carrier with flat in hole is

placed on left side.

4. Install sheave. Slip post in from right side and seat end of shaft in flat.

Use blue Loctite

provided on phillips screw and secure.

Maintenance

Warranty

Use Blue

Loctite

here

Left side (sheave towards left)

Flat in hole to retain post.

Note: C8624 – 3" (75 mm) sheave

version has flat on opposite side so it

is visible with sheave towards right.

WARNING! You must mount to solid deck construction using

specified fasteners in all mounting holes and nuts, washers

or backing plates to achieve correct maximum working load.

Additional information:

www.harken.com/manuals

Loctite

is a registered trademark of Henkel AG & Company KGaA

Tef-Gel

is a registered trademark of Ultra Safety Systems, Inc.

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Harken 1988 Mastbase Block User Manual Page 2

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