Andersen 78ST Manual
Andersen 78ST is a self-tailing winch, designed for use on sailboats. It is made from high-quality materials and is built to last. The winch is easy to install and maintain, and it comes with a two-year warranty.
The 78ST is a versatile winch that can be used for a variety of purposes, including:
- Hoisting sails
- Trimming sails
- Mooring the boat
- Hauling in lines
The winch is equipped with a powerful motor that provides plenty of torque for even the most demanding tasks. The self-tailing design makes it easy to use, even with one hand.
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Manual 78ST/FS
Version 1.1
GENERAL INFORMATION
Due to the best choice of materials and high precision in manufacturing, we recommend, for normal use, only to dismantle, clean and lubricate the winch once every second year. Under extensive use, such as racing, charter or blue water sailing, we recommend to lubricate the winch once every year.
We strongly recommend always to use ANDERSEN WINCH GREASE, when lubricating your winch. ANDERSEN WINCH GREASE is a high quality silicone/Teflon grease product.
Most other types of grease, including “marine grease” are not suitable for lubrication of winches.
Non-suitable grease products can cause malfunction, which could result in fatal injuries for the user and others.
Pawl arm springs should be replaced every second year. Spare arm springs and other parts that may be required are included in the ANDERSEN Service Kit. Please refer to the service instruction for the Service Kit suitable for the specific winch.
When the winch handle is not in use but the winch is under load, we recommend, from a safety point of view, to remove the winch handle from the winch.
To ensure correct function of the selftailing unit, only use recommended line sizes. When using the winch with mooring lines DO NOT use the selftailing function and be sure that the mooring line is not in contact with the selftailing arm.
To ensure the best possible functioning of the winch, we recommend that the winch is placed in accordance with the line entry shown below.
Be also aware that selftailing arm is positioned correctly. We recommend to have the selftailing arm positioned within the shaded area. On 12ST and 28ST the position of the selftailing arm is fixed, making it very important to establish the proper location of the holes prior to drilling these in the deck. On all other models, the selftailing arm can be placed in several different positions after having installed the winch.
INSTALLATION
Installing the winch is easy, if you follow these instructions. The numbers in ( ) refer to the position numbers in the parts list.
Tools required for the installation:
1.
2.
Allen key (10 mm.).
Allen key (6 mm.).
Drill Ø12,5mm.
6 pcs. M12 countersunk head screws.
3.
4.
Remove screws (20).
Remove self-tailing arm (17) and drum (32).
Mark location of bolt holes using the lower base (1) as a template.
Remove complete winch. Be sure that no dust comes into contact with the winch while
5.
6.
7.
8.
9. drilling.
Drill bolt holes ø12,5 mm.
Apply a light coat of bedding compound, ensuring that each bolt hole is bedded. Keep drain grooves clear.
Fasten lower base (1) into place using 6 pcs. M12 countersunk head screws. Use large washers or a backing plate.
Assemble in reverse order.
Check that the winch is functioning correctly:
The drum should operate smoothly, by turning the drum clockwise by hand.
The drum must not turn when trying to turn the drum anti clockwise.
While turning the winch handle clockwise the drum should turn slowly.
While turning the winch handle anti clockwise the drum should turn fast.
SERVICE INSTRUCTION
Tools required for service:
Allen key (6 mm.).
Allen key (10 mm.).
Screwdriver (small).
Winch handle.
1.
2.
3.
Remove screws (20).
Remove self-tailing arm (17) and drum (32).
Remove drive shaft (16).
Remove and clean roller bearings (34) and spacer (33). 4.
5.
6.
7.
8.
9.
Clean the balls with a rag. Remove the balls (13)and the small retaining ring (14) above the balls.
Remove screws (37).
Remove upper base (21).
Remove roller bearing (34).
Remove shafts (11,43).
10. Remove and dismantle the three free gear units.
11. Clean all parts in petrol. Remember to clean the gear teeth (42) and roller tracks inside the drum.
12. Assemble in reverse order. During assemble, lightly grease all gear teeth, drive shaft, roller bearing, shafts, balls, pawls, springs and composite bushings. Use a small, soft brush.
Pawls may be lubricated with either a very thin film of ANDERSEN WINCH GREASE. It is very important that pawls can move freely.
IMPORTANT: When assembling the winch, check the functioning of each pawl by pushing the pawl against the spring. The pawls should move smoothly and automatically return to their normal position, where the pawls engage with the teeth. If the pawls do not function correctly, clean and lubricate the pawls and gears. Check the function of the pawls again to make sure that it works correctly. If the pawls do not work correctly replace the springs and recheck the functioning.
Not properly functioning pawls may lead to unexpected release of the winch force resulting in fatal injuries to the user and others.
Service Kit No: 7 (art. no. 710007) contains spare parts for this winch.
DRAWING
POS. QTY.
1
1
13
1
1
1
1
3
1
1
1
1
1
1
1
1
1
1
3
6
1
1
1
1
1
1
1
46
1
1
1
3
2
1
1
1
1
1
10
100
1
1
1
8
6
31.
32.
33.
34.
35.
36.
37.
38.
39.
40.
41.
42.
20.
21.
22.
-
23.
24.
25.
26.
27.
28.
29.
30.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
1.
2.
3.
4.
5.
6.
7.
43.
44.
-
45.
46.
47.
48.
49.
50.
51.
52.
53.
54.
55.
56.
57.
58.
59.
2
3
1
1
1
1
2
5
2
1
4
1
4
6
PARTS LIST
78 ST Ver. 1.1
DESCRIPTION
Lower base
Gear Wheel
Screw
Pawl
Spring
Ball, stainless steel
Ratchet gear, Big
Ball ring
Bearing
Bushing
Shaft for Ratchet gear, big
Circlip
Ball
Bearing for drum
Driveshaft, lower
Driveshaft, upper
Self-tailing arm, complete
Self-tailing arm, Top plate
Bushing composite
Screw
Spring for Driveshaft
O-ring
Drum, complete
Pin
Bushing for drum
Circlip
Screw
Plate
Top plate
Stopbushing
Driving Plate
Top plate, Drum
Drum, shell
Spacer
Roller Bearing
Upper Base
Spring
Screw
Disc
Ratchet gear, small
Cover for Ratchet gear
Base plate, bottom
Cogwheel
Shaft
Lock
Selftailing complete FS
Screw
Ratchet gear, 1. gear
Shaft for Base
Screw
Bushing for Gearwheel
Screw
Disc, small gear wheel
Bushing
Screw
Bearing
Circlip
Screw
Bushing for Driveshaft
Shell, inside drum
ART. NO.
751100
746000
DIN912-A4-M8x25
533400
533500
724900
537700
537200
RD100151
983400
537301
592400I
724902
539500
538500
538400
733410
733500
539100
584200
522703
590110
741312
DIN7-A1-5H8X1
538800
590110U
DIN963-A4-M6x35
545100
740600
533900
740100
749200
733700
538200
539200
741501
DIN2098R-1,6X12,5
DIN933-A4-M10x25
539900
537500
537800
741601
733900
537600
712300
545400
DIN963-A4-M5x10
539700
539400
DIN912-A4-M12x20
537900
DIN7991-A4-M10x25
522702
539800
DIN85-A4-M5x8
RD100263
590400U
DIN933-A4-M12x25
539000
545300
60.
61.
62.
63.
64.
65.
66.
67.
POS. QTY.
4
1
1
2
1
1
4
2
DESCRIPTION
Top disc
Pin
Pin
Pin
Pawl
Ring
Bushing
Ring
ART. NO.
538300
DIN7-A1-5H8x5
DIN7-A1-5H8x10
592400
712500
RD100152
983500
RD100169
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