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General| Cooling System | Freshwater cooling |
|---|---|
| Drive Type | Saildrive |
| Weight | Approx. 120 kg |
| Power Output | 20 hp |
| Bore | 67 mm (2.64 in) , 67 mm (2.64 in), 72 mm (2.83 in) |
| Stroke | 72 mm (2.83 in), 72 mm (2.83 in), 73 mm (2.87 in) |
Provides context and essential guidelines for service work.
Highlights special warning signs and safety precautions for users.
Details the manual's scope, target audience, and update policy.
Emphasizes correct component specification maintenance and adherence to schedules.
Lists torque specifications for fasteners and explains torque-angle tightening methods.
Describes types of sealants and locking fluids, and proper application procedures.
Outlines safety precautions when handling fluorocarbon rubber at high temperatures.
Lists RTV, anaerobic, and polymer preparations and water-resistant grease.
Illustrates the forward and reverse positions of the MS2 reverse gear.
Shows forward and reverse positions of the 120S sailboat drive.
Details historical changes and updates for the 120S sailboat drive models.
Step-by-step guide for disassembling the gear shift mechanism.
Step-by-step guide for assembling the gear shift mechanism.
Details the process of disassembling the reverse gear and upper housing.
Procedures for disassembling the input bearing seal housing.
Steps for disassembling the upper bearing housing.
Steps for assembling the upper bearing housing.
Procedures for disassembling the MS2 output gear housing.
Procedures for assembling the MS2 output gear housing.
Steps for disassembling the MS2 slipping clutch.
Details procedures for setting the correct bearing preload.
Explains how to check and adjust the gear marking pattern for optimal contact.
Instructions for checking gear flank clearance and marking patterns.
Steps for disassembling the tubular shaft.
Procedures for disassembling the pinion.
Steps for assembling the pinion.
Procedures for checking flank clearance and marking patterns for the angle gear.
Steps for disassembling the drive unit.
Procedures for disassembling the vertical shaft.
Steps for assembling the vertical shaft.
Details how to calculate and adjust shim thickness for the propeller shaft.
Explains how to calculate shim thickness for the rear bearing housing.
Instructions for checking and setting the shaft pre-load.
Procedures for checking and adjusting flank clearance.
Instructions for checking and adjusting the marking pattern.
Steps for installing the lower gear housing and adapter housing for Model 120S.
Procedures for pressure testing the drive unit for leaks.
Comprehensive list of torque specifications for various components and assemblies.
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