Harken 70.3 ST E Installation And Maintenance Manual
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Harken 70.3 ST E Installation And Maintenance Manual

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Installation and Maintenance Manual
MRW-04
Powered Radial Winch
70.3 ST E/HY

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Summary of Contents for Harken 70.3 ST E

  • Page 1 Installation and Maintenance Manual MRW-04 Powered Radial Winch 70.3 ST E/HY...
  • Page 2 Exploded view Parts List Radial Winch 70.3 STA Radial Winch 70.3 STC Radial Winch 70.3 STCW Radial Winch 70.3 STBBB Radial Winch 70.3 STCCC Horizontal electric motor Vertical electric motor Hydraulic motor 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...

  • Page 3: Technical Characteristics

    Harken® accepts no responsibility for defective installation or reassembly of its winches. In case of doubt the Harken® Tech Service is at your disposal at techservice@harken.it This Manual is available only in English. If you do not fully understand the English language, do not carry out the operations described in this Manual.
  • Page 4 (W) MWL (A) 12 V 24 V 12 V 24 V horizontal winch 70.3 ST E 1500 2000 vertical Winch 70.3 ST HY (hydraulic) 1st speed 2nd speed 3rd speed 68,4 27,6 line speed (m/min)*...
  • Page 5 Outline Winch 70.3 ST E/HY Horizontal electric motor (12 V / 24 V) Ø240 Ø240 Ø130 Ø130 Vertical electric motor (12 V / 24 V) Hydraulic motor Ø240 Ø130 Ø240 Ø130 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...

  • Page 6: Installation

    Once you have decided the correct mounting position for the winch on the deck and checked the space available below deck, proceed with the installation. 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...

  • Page 7: Installation Procedure

    6. Lift off the drum n°24 and lifting it. Install the winch on the deck in the position you have chosen, keeping in mind the limits described on page 4 and using socket head (SH) bolts. 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...
  • Page 8 Install the winch on the deck in the position you have chosen, keeping in mind the limits described on page 4 and using hexagonal headed M8 bolts. 11. Remove the drum support n°16 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...
  • Page 9 60° Ø205 B. Remove the winch and drill the six 9 mm and a 80 mm diameter holes. C. Bolt the base of the winch to the deck using six M8 bolts (not supplied by Harken ) correctly ® chosen for the thickness and type of the boat deck. Consult the yard that built the boat in case of doubt.
  • Page 10 2. Tighten six M6 precote coated screws ( 8 Nm/ 71 in-lb) 3. Position the reduction gear and motor 4. Tighten the two screws ( 8 Nm/ 71in-lb). Be sure to align the fl ange. 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...

  • Page 11: Electric Wiring Diagrams

    Refer to the following diagrams for the electric wiring: WARNING! Read the Dual Function Control Box manual carefully before installing and using the device. NOTICE For other installations, refer to the Dual Function Control Box manual. 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...
  • Page 12 10 Nm (88 in-lb). NOTICE Note that correct electrical contact sequence is: Nut – Cable Terminal – Self-Locking Washer – Lock Nut 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...
  • Page 13 Input/output pipe thread: G 1/2 – depth 15 mm Drainage pipe thread: G 1/4 – depth 12 mm WARNING! Refer to the Hydraulic Power Unit and Control Box manual. WARNING! Refer to the Digital System Switch manual. 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...

  • Page 14: Maintenance Table

    Installation and maintenance of winches must be carried out exclusively by specialized personnel. In the case of doubt contact Harken Tech Service at techservice@harken.it ®...
  • Page 15 12. Remove the gear n°34, pawls carrier n°33, 13. Remove the gear n°6, pawls carrier n°3 the bearings n°35 and 37 and the and the washer n°7 spring n°36 Important: washer n°7 may remain inside the drum support! 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...
  • Page 16 14. Remove the idler and pinion n°14 15. Remove the pawl carrier n°11 16. Remove gear n°10 17. Remove the gear n°2 18. Remove the roller bearing n°12 18. Remove roller bearings n°15 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...
  • Page 17 Use a brush to lightly lubricate all gears, gear pins, teeth and all moving parts with grease. Lightly lubricate the pawls and springs with oil. Do not use grease on the pawls! 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...
  • Page 18 Exploded view with maintenance products Anti-seize Harken ® Grease ® Harken Pawl Oil ..1. Apply Harken grease on assy socket screw - 2. Apply Harken grease on drum gear ® ® 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...
  • Page 19 Before screw the central screw, check the correct position of the o-ring in the assy socket and apply Harken grease. ® In case of doubt concerning the assembly procedure contact Harken® Tech Service: techservice@harken.it 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...

  • Page 20: Ordering Spare Parts

    Limited Worldwide Warranty in the Harken Catalogue and on the website ® ® www.harken.com Ordering spare parts Spare parts can be requested from Harken ® described in the Harken Limited Worldwide ® Warranty, indicating the part number in the W XXXXX...

  • Page 21: Exploded View

    Exploded view Exploded view Radial Winch 70.3 STA, STC, STCW 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...
  • Page 22 Radial Winch 70.3 STA, STC, STCW 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...
  • Page 23 Radial Winch 70.3 STBBB, STCCC 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...
  • Page 24 Radial Winch 70.3 STBBB, STCCC 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...
  • Page 25 Assy Clutch 3rd speed W70 A94153700 Assy Command tube W70 Dog Clutch 3 speed S415420004 M6009463 Spring loaded ball plunger Ø6 S419030002 Disconnect rod W70.3 *Available with service kit; see website www.harken.com **Winch product sticker 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...
  • Page 26 Assy Clutch 3rd speed W70 A94153700 Assy Command tube W70 Dog Clutch 3 speed S415420004 M6009463 Spring loaded ball plunger Ø6 S419030002 Disconnect rod W70.3 *Available with service kit; see website www.harken.com **Winch product sticker 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...
  • Page 27 Dog Clutch 3 speed Washer Ø17.2xØ32x1.5 S413880002 M6009463 Spring loaded ball plunger Ø6 Winch Serial Number Sticker Disconnect rod W70.3 S419030002 *Available with service kit; see website www.harken.com **Winch product sticker 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...
  • Page 28 Winch Serial Number Sticker Assy Command tube W70 Dog Clutch 3 speed S415420004 M6009463 Spring loaded ball plunger Ø6 S419030002 Disconnect rod W70.3 *Available with service kit; see website www.harken.com **Winch product sticker 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...
  • Page 29 Winch Serial Number Sticker Assy Command tube W70 Dog Clutch 3 speed S415420004 M6009463 Spring loaded ball plunger Ø6 Disconnect rod W70.3 S419030002 *Available with service kit; see website www.harken.com **Winch product sticker 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...
  • Page 30 Dowel UNI EN ISO 8752:2000- M6020097 Ø4x24 S418620001 O-ring 19.1x1.6 S414050080 Disconnect spring M6010303 Flange GearMotor Shaft HO Key 8x5x40 UNI 7511 Polarity motor sticker Identification motor sticker Anti-seize Harken ® Grease Axial Threadlocker 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...
  • Page 31 Connecting Coupling Ø31.5 Toothed coupling M0620401 Spring pin 5x40 DIN1481 S326490001 Spring S415040080 Bushing S329360082 Washer M0666603 Screw M6x16 UNI 5933 Identification motor sticker Polarity motor sticker Anti-seize Harken ® Grease Axial Threadlocker 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...

  • Page 32: Hydraulic Motor

    Spring pin 5x40 DIN1481 Lip seal Ø17xØ30x7 M0621503 S415010080 Bushing Washer D.13 U1751 DIN127 M0667103 S326490001 Spring Screw M12x35 UNI5931 S329360082 Washer M0635303 Screw M8x16 UNI6109 Anti-seize ® Harken Grease Axial Threadlocker 70.3 ST E/HY Installation and Maintenance Manual Radial Winch...

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