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Radial Winch 

50.2 PT BBB / CCC

Installation and Maintenance Manual - Mod.A

Installation

The winch must be installed on a flat area of the deck, reinforced if necessary to bear a load equal 
to at least twice the maximum working load of the winch.
It is the installer's responsibility to carry out all structural tests needed to ensure that the deck can 
bear the load.
Harken

®

 does not supply the screws needed to install the winch since these may vary depending on 

the deck on which it is to be installed. It is the installer's responsibility to choose the correct screws 
taking account of the loads they will have to bear. Harken

®

 assumes no responsibility for incorrect 

installation of its winches or for an incorrect choice of mounting screws.

DANGER!

Incorrect  installation  of  the  winch  may  cause  severe  injury  or 

death. Consult the yard that built the boat in the case of doubt 

over the correct positioning of the winch.

WARNING!

Failure to use the correct number and type of mounting fasteners 

or  failure  to  ensure  the  correct  deck  strength  can  result  in  the 

winch  pulling  off  the  deck  suddenly  and  unexpectedly  during 

high loads causing severe injury or death.

WARNING!

Verify the entry angle of the sheet. This must be 8° with tolerance 

of  ±2°,  to  avoid  sheet  overrides  and  damaging  the  winch  or 

making the winch inoperable leading to loss of control of the boat 

which can lead to severe injury or death.

WARNING!

Mount the winch on the deck so that the drive gear is positioned 

where the sheet enters the winch drum. 

Incorrect position of drive gear can weaken winch leading to failure 

which can cause an accident leading to severe injury or death.

Once you have chosen the correct mounting position for the winch on the deck proceed with 
installation.

Installation

drive gear

SHEET

Summary of Contents for 50.2 PTBBB

Page 1: ...Installation and Maintenance Manual MRW A Radial Winch 50 2 PT BBB CCC...

Page 2: ...orking load 3 Outline 3 Installation 4 Procedure 5 Installation procedure 6 Maintenance 7 Washing 7 Maintenance table 7 Disassembly procedure 7 Exploded view with maintenance products 11 Assembly 12 H...

Page 3: ...rken 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...

Page 4: ...cause severe injury or death Consult the yard that built the boat in the case of doubt over the correct positioning of the winch WARNING Failure to use the correct number and type of mounting fastener...

Page 5: ...exagonal Headed HH bolts Tools needed One medium flat bladed screwdriver To identify the various parts refer to the exploded view at the end of this Manual Torque to apply when assembling Install the...

Page 6: ...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 WARNING To install the winch on the deck use only bolts...

Page 7: ...ally inspected at the beginning and end of every season of sailing or racing In addition they must be completely overhauled cleaned and lubricated at least every 12 months After an inspection replace...

Page 8: ...aragraph on winch installation and then do the following 6 Slide out the central shaft n 20 7 Unscrew the 5 hex screws n 17 8Nm 71 in lb 8 Remove the housing n 16 Important washer n 13 may remain insi...

Page 9: ...tate the operation press the spring against the pawl with a blade 12 Slide off gear n 2 13 Remove the pinion n 10 To facilitate the operation press the spring against the pawl with a blade 14 Remove g...

Page 10: ...of wear or corrosion Carefully check the teeth of gears and ring gears to make sure there are no traces of wear Check the roller bearings and check there are no breaks in the bearing cages Replace wo...

Page 11: ...arken grease where indicated above Apply Harken grease 1 on assy socket screw 2 on drum gear NOTICE On every gear and every component that must be greased apply Harken grease with a brush in a proper...

Page 12: ...t the pawls can be easily opened and closed with a finger In case of doubt concerning the assembly procedure contact Harken Tech Service techservice harken it Harken limited worldwide warranty Refer t...

Page 13: ...en harken com Web www harken com Manufacturer Harken Italy S p A Via Marco Biagi 14 22070 Limido Comasco CO Italy Tel 39 031 3523511 Fax 39 031 3520031 Email info harken it Web www harken com Tech Ser...

Page 14: ...14 Radial Winch 50 2 PT BBB CCC Installation and Maintenance Manual Mod A Exploded view 1 2 Radial Winch 50 2 PTBBB PTCCC 23 31 30 29 33 28 19 18 22 27 25 17 16 21 24 32 26 18...

Page 15: ...15 Radial Winch 50 2 PT BBB CCC Installation and Maintenance Manual Mod A 3 11 4 1 2 15 6 5 14 8 7 9 13 10 12 20 11 8 7 Exploded view 2 2 Radial Winch 50 2 PTBBB PTCCC...

Page 16: ...1 S413070004 Pin 9x 12x32 5 15 1 2 A94156000 S414900080 Assy Gear Z11 Gear Z11 Bushing 12x 14x8 16 1 1 1 1 A94134800 S414900080 S413330085 S4133200B3 Assy Housing Winch 50 Housing Winch 50 Bushing 12x...

Page 17: ...1 14 1 S413070004 Pin 9 12x32 5 15 1 2 A94156000 S414900080 Assy Gear Z11 Gear Z11 Bushing 12x 14x8 16 1 1 1 1 A94134800 S414900080 S413330085 S4133200B3 Assy Housing Winch 50 Housing Winch 50 Bushing...

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