Ronstan BB Orbit Block RF25109 20 Series Скачать руководство пользователя страница 5

2.2.1

2.2.2

2.2.3

2.2.4

2.2.5

Pass the line down through the 
head, out through the rear side 
cheek and through the hub.

Loop under the bottom of the 
block and again though the hub.

Repeat step 2.2.2 if more than 
one loop is required to meet the 
desired breaking load. Pass line 
in through the far side cheek and 
back up through the head.

Finish lashing with appropriate 
knot, splice or whipping. Attach 
the sheet to the becket loops 
using a bow line or splice.

If another loop is required to 
meet breaking load, loop the 
line around fixing point, pass it 
back down through the head, 
out through the near side 
cheek, through the hub, back in 
through the far side cheek and 
back up through the head.

2.2 Lashing Used as Becket - for Sheets Line 4mm (5/32”) to 6mm (1/4”)

2.3 Single Line Used as Becket & Sheet Line  - for Sheets up to 3mm (1/8”)

2.3.1

2.3.2

2.3.3

Pass the line in through a cheek, 
up through the head, around the 
fixing point, back down through 
the head and out through the 
opposite cheek.

Pass both ends through the hub 
in opposite directions.

Finish lashing with appropriate 
knot, splice or whipping. If a 
knot is used it must not be a 
‘slip’ knot, and the knot must 
be such that it pulls equally on 
each line leading up to the hub. 
A bowline is ideal. Note: the 
breaking load of the installed 
block is dependent on the 
breaking load of the line; up 
to a miximum B.L. of  550kg 
(1210lb).  Knots, splices, 
stitching, etc. will generally have 
a lower breaking load than the 
rope itself.

Содержание BB Orbit Block RF25109 20 Series

Страница 1: ...eaking Load of the assembly Block Lashing is generally limited by the strength of the rope and the joining method Knots splices stitching etc will generally have a lower Breaking Load than the rope itself It is possible to use up to 4mm 5 32 line for lashing the RF25109 running the lashing around as a single strand but a neater result with more secure knotting can often be achieved by using a smal...

Страница 2: ... at 0 1 2 Attachment at 90 1 3 Line end attachment Large diameter object attachment Must have at least 2 strands 1 4 1 2 1 1 2 2 1 2 3 1 2 4 1 2 5 Pass the line down through the head out through the cheek and through the hub Pass line in through the opposite cheek and back up through the head Loop line over the fixing point Pass back down through the head and out the same cheek it last passed thro...

Страница 3: ...slipping non tightening knot 1 3 Line End Attachment 1 4 1 1 4 2 Where attachment to a large diameter object wider than the head of the block is required eg a boom the lashings must cross each other between the head of the block and the object More than one strand of lashing is required to prevent the block twisting and creatinfg a poor lead The strands from one side of the block should be to the ...

Страница 4: ... sheets up to 3mm 1 8 Lashing Used as Becket For sheets 4mm 5 32 to 6mm 1 4 Lashing Used as Becket and Sheet Line For sheets up to 3mm 1 8 It is possible for the lashing to be used as the becket and sheet line also 2 1 1 2 1 2 Attach block to fixing point as per lashing option 1 1 to 1 4 Pass the sheet end through the hub and secure with a bowline or eye splice 2 1 Through Hub Becket for Sheets up...

Страница 5: ...ck in through the far side cheek and back up through the head 2 2 Lashing Used as Becket for Sheets Line 4mm 5 32 to 6mm 1 4 2 3 Single Line Used as Becket Sheet Line for Sheets up to 3mm 1 8 2 3 1 2 3 2 2 3 3 Pass the line in through a cheek up through the head around the fixing point back down through the head and out through the opposite cheek Pass both ends through the hub in opposite directio...

Страница 6: ... Orbit Blocks have a precisely engineered bearing system that should be kept clean and free of sand and grit to ensure optimum performance and service life Blocks in particular the bearing areas should be flushed with fresh water regularly and periodically cleaned with a mild detergent and water Dry lubricants such as Ronstan Sailfast silicon spray may be used to lubricate the bearing system Oil p...

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