Harken 2608 40 mm Ratchet Block - Manual (Page 2)

2614 / 2137 / 2672 Cheek Block
Position block so ratchet turns in desired direction. Flip block to change direction. Use chart below or use
block as a template. Mark holes using centerpunch. Check marks with block before drilling. Remove block
and drill holes using drill size from chart below. Bevel top of deck holes using a small knife to allow seal-
ant to mass. Place gasket under block. Through-bolt block using recommended stainless steel fasteners,
washers and locknuts.
Ratchet cheek blocks include metric panhead screws, washers and nuts. See chart below:
Block
Part No. Size
Drill Size Block Thickness (G) Supplied
Fastener x Length mm in mm in
2614 40 mm 3.25 1 /
8
22 7 /
8
M3 x 40 mm
2137 57 mm 4.25 11 /
64
25 1 M4 x 60 mm
2672 75 mm 5.25 13 /
64
31 1 1 /
4
M5 x 60 mm
*Fastener length: Add deck thickness and overhang for nut and washer.
Block
Size
Part
No.
A B C D E F
in mm in mm in mm in mm in mm in mm
40 mm 2614 5 /
64
4 1 1 /
2
38 — — 9 /
32
6.9 1 9 /
16
40 2 1 /
4
57
57 mm 2137 7 /
32
6 1 1 /
2
38 3 /
8
9.4 21 /
64
8.3 2 1 /
4
57 3 1 /
16
78
75mm 2672 9 /
32
7 2 51 1 /
2
12.7 31 /
64
12.4 2 15 /
16
75 4 1 /
16
103
2614
D
B A
F
E
2137, 2672 D
B
E
A
C
F
2137, 2614, 2672
G
The 3-Way U-Lock on doubles and triples allows a change
of headpost direction from front to side or allows the
block to swivel. To change headpost direction, remove
shackle, turn post, install shackle. Remove U-Lock to
allow block to swivel.
Ratchet Direction
Arrow on side of block shows direction that sheave
will spin when ratchet is switched on. Refer to arrow
when reeving block or mounting cheek block.
1
1. Cam lever up.
Block locks in
front or side
position.
2. Cam lever down.
Block turns
freely.
2
3-Way U-Lock – 2140 / 2141 / 2612 / 2613 / 2619
3-Way Cam-Lock – 2135 / 2136 / 2138 / 2139 / 2170 / 2171, 2673,
2674, 2675, 2676, 2694, 2695, 2696, 2697