Sheet entry angle
must be at least 8°.
Mount the Winch
7
Determine Winch Location
Make sure there is clearance for Motor and Reduction Gearbox.
Drill an 127 mm hole through the deck.
8
Position Drive Gear/Secure Mounting Base
Make sure Mounting Base sits flat on deck.
Position so Drive Gear aligns to sheet load (see Step 13)
Mark the six (6) mounting holes, drill deck.
Use bedding compound/sealant to prevent leakage.
Secure Mounting Base using five (5) 8 mm (B56) or 10 mm (B64
and up) countersunk screws.
9
Attach Motor/Gearbox Assembly to Mounting Base
Have another person below deck to position gearbox underneath winch.
12
IMPORTANT - Test Winch Operation
After winch is assembled, test operation in manual mode only,
before sailing. Important - use a lock-in winch handle.
Using a locking winch handle, check winch operation.
Disconnect rod must disconnect gearbox when lock-in
winch handle is inserted in Handle Socket.
11
Assemble Winch
Use steps 1 - 9 in reverse order to assemble winch.
10
Attach Winch
Tighten the six (6) bolts securing Winch to Mounting Base.
Use blue Loctite® on threads.
Use brush to lightly lubricate gear with grease
Position drive gear
where sheet enters
winch drum.
■
Minimum/Maximum Line Diameter
Harken winches feature spring-loaded self-tailing jaws
which adjust automatically to the following line sizes:
Minimum
5
/16" (8 mm)
Maximum
1
/2" (12 mm)
■
Positioning Stripper Arm
Loosen top Screw.
Remove Handle Socket.
Lift Stripper Arm and position as desired.
■
Opening
Winch
Remove top Screw.
Lift off Drum and Stripper Arm.
■
Servicing
Winch
Remove Pawls and Springs - service as below.
Remove Bearing, Gear Shaft and Gears.
Clean all parts except 37383 and 38598 with rag and solvent.
Important: Use freshwater only on parts 37383 and 38598
Use brush to lubricate all moving parts lightly with grease.
Replace Pawls and Springs and lubricate lightly with oil.
Assemble and close winch.
■
Servicing
Pawls
Catch Spring with knife and hold against Pawl.
Lift out Pawl. Clean and check for wear.
Place “straight leg” of Pawl Spring against Pawl.
Hold Spring closed and slip Pawl into Pawl Socket.
Lubricate Pawls using oil.
Service winch before the sailing season begins and once during
Clean all parts, except 37383
and 38598, with solvent.
Correct
Incorrect
If ratchet gear is mounted
backwards, winch will slip.
Use a brush to spread a light,
even coat of grease.
Use knife to free captive Pawl
Spring.
Insert Pawl Spring with straight leg
against Pawl. Use oil for lubrication.
Servicing Winch
Servicing Pawls
Pawl
Socket
13
127 mm