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Volvo Penta 120S-C User Manual

Volvo Penta 120S-C
88 pages
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MS2, MS2B-A, MS2B-L, MS2A-D
MS2A-E, MS2L-D, MS2L-E, MS2V
120S, 120S-B, 120S-C, 120S-D, 120S-E
Workshop manual
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Table of Contents

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Volvo Penta 120S-C Specifications

General IconGeneral
BrandVolvo Penta
Model120S-C
CategoryEngine
LanguageEnglish

Summary

Safety Information

Introduction to Workshop Manual

Provides technical data, descriptions, and repair instructions for specific Volvo Penta products.

Important Warning Signs

Highlights special warning signs found in the workshop manual and on the product itself.

General Information and Manual Scope

About the Workshop Manual

Explains the manual's purpose, scope, and preparation for users.

Spare Parts Information

Discusses spare parts and their compliance with national safety requirements.

Repair Instructions and Guidelines

Our Common Responsibility

Emphasizes shared responsibility for engine performance and environmental impact.

Tightening Torque Specifications

Lists vital fasteners and their tightening torques, applicable to clean screws.

Torque-Angle Tightening Method

Explains tightening by torque followed by a predetermined angle.

Lock Nut Usage and Re-use Policy

Details re-use policy and torque reduction for locknuts.

Screw and Nut Strength Classes

Explains screw and nut strength classification markings.

Sealant Types and Application

Describes various types of sealants and locking fluids used.

Safety Rules for Fluorocarbon Rubber

Outlines safety precautions when handling fluorocarbon rubber.

Special Tools for Service

Other Special Equipment

Chemicals Used in Service

Design and Function Overview

History of Sailboat Drives

Details historical changes and model variations for sailboat drives.

Disassembly of Gear Housings

MS2 Reverse Gear and Upper Housing Repair

Gear Shift Mechanism Disassembly

Step-by-step guide for disassembling the gear shift mechanism.

Gear Shift Mechanism Assembly

Step-by-step guide for assembling the gear shift mechanism.

MS2 Output Gear Housing Disassembly

Procedure for disassembling the MS2 reverse gear output housing.

Upper Bearing Housing Disassembly

Instructions for removing the upper bearing housing components.

Upper Bearing Housing Assembly

Instructions for assembling the upper bearing housing components.

MS2 Output Gear Housing Assembly

Procedure for assembling the MS2 reverse gear output housing.

MS2 Lower Bearing Cover Disassembly

Procedure for disassembling the MS2 reverse gear lower bearing cover.

MS2 Slipping Clutch Disassembly

Procedure for disassembling the MS2 reverse gear slipping clutch.

MS2 Slipping Clutch/Lower Bearing Cover Assembly

Procedure for assembling the MS2 reverse gear slipping clutch and lower cover.

MS2 Flank Clearance Measurement

Instructions for measuring gear flank clearance on the MS2.

MS2 Gear Marking Pattern Check

Instructions for checking the gear marking pattern on the MS2.

MS2 Bearing Preload Adjustment

Procedure for setting and checking bearing preload on the MS2.

Checking Gear Marking and Flank Clearance

Instructions for checking gear marking patterns and flank clearance.

MS2V Reverse Gear and Angle Gear Repair

Tubular Shaft Disassembly

Procedure for disassembling the tubular shaft of the MS2V angle gear.

Pinion Disassembly

Steps for disassembling the pinion assembly on the MS2V.

Pinion Assembly

Steps for assembling the pinion assembly on the MS2V.

Bearing and Tubular Shaft Assembly

Instructions for assembling bearings and the tubular shaft.

Flank Clearance Checking for MS2V

Procedure for checking gear flank clearance on the MS2V angle drive.

Angle Drive Final Assembly

Final assembly steps for the MS2V angle drive.

Lower Gear Housing and Sailboat Drive Repair

Drive Disassembly

Steps for disassembling the sailboat drive unit.

Vertical Shaft Disassembly

Procedure for disassembling the vertical shaft.

Vertical Shaft Assembly

Procedure for assembling the vertical shaft.

Propeller Shaft Disassembly

Instructions for disassembling propeller shaft bearings and the drive.

Rear Bearing Housing Disassembly

Procedure for disassembling the rear bearing housing.

Propeller Shaft Assembly

Instructions for assembling propeller shaft bearings and the drive.

Propeller Shaft Shimming

Procedure for calculating and adjusting propeller shaft shim thickness.

Rear Bearing Housing Shimming

Procedure for calculating and adjusting rear bearing housing shim thickness.

Bearing Pre-load Check

Method for checking and setting bearing pre-load in the shaft.

Vertical Shaft Installation

Instructions for installing the vertical shaft and pinion.

Flank Clearance Measurement

Procedure for measuring gear flank clearance.

Marking Pattern Check

Procedure for checking gear tooth marking patterns.

Model 120S Housing-Adapter Installation

Installation of the lower gear housing and adapter housing for Model 120S.

Models 120S-B to -E Housing-Plate Installation

Installation of lower gear housing and adapter plate for Models 120S-B to -E.

Other Components Installation

Installation of various external components and brackets.

Pressure Testing Procedure

Procedure for pressure testing the drive for leaks.

Drive Painting Instructions

Guidelines for painting the drive unit and protective anodes.

Technical Data Specifications

References to Service Bulletins

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