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253 Lazy Jack Kit

Boats 27 – 37 ft.

(8.2 – 11.3 m)

Mainsail luff length

32 – 42 ft. (10 – 13 m)

Summary of Contents for 253 Lazy Jack Kit

Page 1: ...I N S T R U C T I O N M A N U A L 253 Lazy Jack Kit Boats 27 37 ft 8 2 11 3 m Mainsail luff length 32 42 ft 10 13 m ...

Page 2: ...zy Jacks Slits should have Velcro or snap closures to make it easy to cover the mainsail Mark your cover after installation so the slots can be positioned correctly Determining the Location of Mast Tang Measure the mainsail luff length or find the P dimension of the mast Find this measurement in the left column below and circle the number in the right column See drawing page 3 7 89 m 25 11 10 97 1...

Page 3: ...ith 13 64 5 mm drill bit Rivet gun and rivets Note before going up the mast insert the middle screw or rivet into the tang Squeeze the top and bottom of the tang together to insert the screw or rivet It may be necessary to use a pliers or vice grips Measure up from the top of the boom to the height from chart A page 2 Moveable Gooseneck If the gooseneck is capable of moving up and down measure fro...

Page 4: ... 15 6 9 4 2 845 m 4 37 4 51 m 3 3 991 mm 14 7 to 15 9 2 743 m 4 22 4 36 m 3 2 965 mm 14 1 to 14 6 8 8 2 642 m 4 07 4 21 m 3 914 mm 13 7 to 14 8 4 2 540 m 3 92 4 06 m 2 11 889 mm 13 1 to 13 6 8 1 2 464 m 3 77 3 91 m 2 10 864 mm 12 7 to 13 7 9 2 362 m 3 62 3 76 m 2 8 813 mm 12 1 to 12 6 7 5 2 261 m 3 47 3 61 m 2 7 787 mm 11 7 to 12 7 1 2 159 m 3 32 3 46 m 2 6 762 mm 11 1 to 11 6 6 10 2 083 m 3 17 3 ...

Page 5: ... so Lazy Jacks may be easily adjusted Before mounting cleat swing boom out as far forward as it will go to make sure cleat does not hit mast If you have a single line reefing or other obstruction forward of block mount cleat aft of block as pictured on page 6 Use cleat as a template to mark holes and use center punch Do not drill holes for rivets Drill size for screws 5 32 4 mm Use supplied flat h...

Page 6: ... boom all the way out If necessary lengthen shock cord before permanently attaching to Lazy Jacks Mounting Cradle Straps Make sure you ve checked sail containment before mounting eyestraps Pull aft line towards end of boom until line intersects with mark you have made as indicated in chart B The eyestrap will be located aft of mark See below DRILL HOLES Screws 5 32 4 mm and Tap 10 32 Rivets 13 64 ...

Page 7: ...ease snagged Lazy Jacks from behind spreader before bringing mainsail in towards center If this is not done you risk breaking spreaders as mainsheet is tensioned and mainsail moves toward the centerline If Lazy jacks are prone to snagging spreader tips there are 2 solutions The easiest is to rig shock cords to pull Lazy Jacks forward out of way of spreader tips Rig a length of shock cord on each s...

Page 8: ...m Email harken harken com Harken Italy S P A Via Della Cerca 12 14 22070 Lurago Marinone Como Italy Tel 39 031 3523511 Fax 39 031 3520031 Email italy harken it Harken France ZA Port des Minimes 11 Place du Petit Hunier 17000 La Rochelle France Tel 33 05 46 44 51 20 Fax 33 05 46 44 25 70 Email harken harken fr ...

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