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Dolmar PC-6212 HappyStart - User Manual

Dolmar PC-6212 HappyStart
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DOLMAR GmbH
PC-6212 HappyStart
PC-6214 HappyStart
PC-7312 HappyStart
PC-7314 HappyStart
Service Manual
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Summary

Special Tools

Puller for Flywheel

Tool designed for the removal of the flywheel from the engine.

Puller for Ball Bearing

Specialized tool used for the extraction of ball bearings.

Puller for Oil Seals

Tool utilized for the safe removal of oil seals.

Mounting Tool for Clutch Hub

Tool essential for the proper mounting of the clutch hub.

Torx Screwdriver Set (T27)

Set of Torx screwdrivers, specifically T27, for various repair tasks.

Piston Ring Tools

Tools required for piston ring tensioning and stopping during assembly.

Technical Data

02 Clutch and Clutch Drum

Dismantling the Clutch;Drum

Steps to dismantle the clutch and drum, including component removal and piston blocking.

Mounting Muffler and Heat Plate

Procedure for correctly installing the muffler and heat plate onto the cylinder.

04 Ignition System

Checking the Spark Plug

Steps for removing, testing, and identifying issues with spark plugs for optimal performance.

Replacing the Plug Connector

Procedure for safely removing and replacing the spark plug connector.

04 Ignition System

Removing Ignition and Short Circuit Cable

Detailed steps for removing the ignition, short circuit cable, and related components.

04 Ignition System

Completing Removal of Ignition;Short Circuit Cable

Final steps for removing the ignition and short circuit cable, including throttle rod and intake elbow.

Assembling the Ignition;Short Circuit Cable

Steps for correctly assembling the ignition and short circuit cable, ensuring proper connections.

04 Ignition System

Ignition Armature Procedures

Steps for removing, checking, and mounting the ignition armature.

Flywheel Removal and Mounting

Procedures for safely removing and mounting the flywheel, including torque specifications.

05 Starting System

Starter and Return Spring Removal

Steps for removing the starter assembly and the return spring.

Return Spring Mounting and Testing

Procedures for mounting, pretensioning, and checking the return spring's functionality.

Bolt;Ratchet Replacement

Steps for replacing the bolt/ratchet mechanism, including gap and glue application.

06 Carburetor

Carburetor Adjustment

Procedures for setting the L-nozzle, S-screw, and main nozzle (H) for optimal engine performance.

Carburetor Removal

Steps for removing the carburetor, including associated shafts and rods, from the intake elbow.

Intake Hose Inspection

Instructions for inspecting the intake hose for damage and replacing the insert.

06 Carburetor

Control Side Dismantling and Testing

Procedures for dismantling the control side and testing the control membrane and unit.

Pump Side Dismantling and Testing

Steps for dismantling the pump side and testing the pump membrane and fuel sieve.

07 Hood System, Air Filter & Winter Operation

Air Filter Removal and Cleaning

Steps for removing the air filter and cleaning the pre-filter, paper cartridge, and inside filter.

Winter Operation Mode

Instructions for switching to winter mode to prevent filter/carburetor freezing in cold temperatures.

08 Front Handle and Vibration Damping

Bracket Handle Removal;Replacement

Steps for removing and replacing the bracket handle by unscrewing strut and foot components.

Vibration Absorber Replacement

Detailed procedure for replacing vibration absorbers, including component removal and mounting steps.

09 Fuel Tank

Ventilation Valve Operations

Steps for removing and inserting the fuel tank ventilation valve.

Throttle Lever and Fuel Pipe Replacement

Procedures for replacing the throttle lever mechanism and the fuel pipe.

Fuel Filter Testing

Methods for testing the fuel filter's condition, including a fingernail test for blockages.

10 Cylinder, Piston & Decompression Valve

Cylinder and Piston Dismantling

Steps for dismantling the cylinder and removing the piston pin.

Cylinder and Piston Mounting

Procedures for mounting the piston and cylinder, including alignment and tightening.

Decompression Valve Testing

Instructions for testing the decompression valve seating and cleanliness.

11 Crankcase and Crankshaft

Crankcase Dismantling

Steps for dismantling the crankcase, including removing screws and separating the sides.

Crankshaft and Bearing Replacement

Procedures for replacing the crankshaft and bearings, including heating and lubrication.

12 Testing and Tightening

Ignition System Testing

Procedure for testing the ignition system and spark plug using a specific test device.

Carburetor Pressure Testing

Steps for testing the carburetor's pressure at 0.5 bar using a pressure test device.

Torque Wrench Tightening

Instructions for tightening various screw connections with a torque wrench as per specifications.

13 Cutting Attachment

Pressure Disc and Drive Axle Replacement

Steps for replacing the pressure disc and drive axle, including related components.

V-Belt Pulley Operations

Procedures for replacing and mounting the V-belt pulley, including shim placement.

Pressure Ring and Cutter Guard Assembly

Steps for removing the pressure ring and assembling cutter guard holding attachments.

13 Cutting Attachment

Guard and Bearing Service

Procedures for replacing the guard stop, removing/mounting cutting device bearings.

Cutter Guard Adjustment and V-Belt Tensioning

Steps for adjusting the cutter guard holding attachment and tensioning the V-belt.

Torque Specifications

Summary

Special Tools

Puller for Flywheel

Tool designed for the removal of the flywheel from the engine.

Puller for Ball Bearing

Specialized tool used for the extraction of ball bearings.

Puller for Oil Seals

Tool utilized for the safe removal of oil seals.

Mounting Tool for Clutch Hub

Tool essential for the proper mounting of the clutch hub.

Torx Screwdriver Set (T27)

Set of Torx screwdrivers, specifically T27, for various repair tasks.

Piston Ring Tools

Tools required for piston ring tensioning and stopping during assembly.

Technical Data

02 Clutch and Clutch Drum

Dismantling the Clutch;Drum

Steps to dismantle the clutch and drum, including component removal and piston blocking.

Mounting Muffler and Heat Plate

Procedure for correctly installing the muffler and heat plate onto the cylinder.

04 Ignition System

Checking the Spark Plug

Steps for removing, testing, and identifying issues with spark plugs for optimal performance.

Replacing the Plug Connector

Procedure for safely removing and replacing the spark plug connector.

04 Ignition System

Removing Ignition and Short Circuit Cable

Detailed steps for removing the ignition, short circuit cable, and related components.

04 Ignition System

Completing Removal of Ignition;Short Circuit Cable

Final steps for removing the ignition and short circuit cable, including throttle rod and intake elbow.

Assembling the Ignition;Short Circuit Cable

Steps for correctly assembling the ignition and short circuit cable, ensuring proper connections.

04 Ignition System

Ignition Armature Procedures

Steps for removing, checking, and mounting the ignition armature.

Flywheel Removal and Mounting

Procedures for safely removing and mounting the flywheel, including torque specifications.

05 Starting System

Starter and Return Spring Removal

Steps for removing the starter assembly and the return spring.

Return Spring Mounting and Testing

Procedures for mounting, pretensioning, and checking the return spring's functionality.

Bolt;Ratchet Replacement

Steps for replacing the bolt/ratchet mechanism, including gap and glue application.

06 Carburetor

Carburetor Adjustment

Procedures for setting the L-nozzle, S-screw, and main nozzle (H) for optimal engine performance.

Carburetor Removal

Steps for removing the carburetor, including associated shafts and rods, from the intake elbow.

Intake Hose Inspection

Instructions for inspecting the intake hose for damage and replacing the insert.

06 Carburetor

Control Side Dismantling and Testing

Procedures for dismantling the control side and testing the control membrane and unit.

Pump Side Dismantling and Testing

Steps for dismantling the pump side and testing the pump membrane and fuel sieve.

07 Hood System, Air Filter & Winter Operation

Air Filter Removal and Cleaning

Steps for removing the air filter and cleaning the pre-filter, paper cartridge, and inside filter.

Winter Operation Mode

Instructions for switching to winter mode to prevent filter/carburetor freezing in cold temperatures.

08 Front Handle and Vibration Damping

Bracket Handle Removal;Replacement

Steps for removing and replacing the bracket handle by unscrewing strut and foot components.

Vibration Absorber Replacement

Detailed procedure for replacing vibration absorbers, including component removal and mounting steps.

09 Fuel Tank

Ventilation Valve Operations

Steps for removing and inserting the fuel tank ventilation valve.

Throttle Lever and Fuel Pipe Replacement

Procedures for replacing the throttle lever mechanism and the fuel pipe.

Fuel Filter Testing

Methods for testing the fuel filter's condition, including a fingernail test for blockages.

10 Cylinder, Piston & Decompression Valve

Cylinder and Piston Dismantling

Steps for dismantling the cylinder and removing the piston pin.

Cylinder and Piston Mounting

Procedures for mounting the piston and cylinder, including alignment and tightening.

Decompression Valve Testing

Instructions for testing the decompression valve seating and cleanliness.

11 Crankcase and Crankshaft

Crankcase Dismantling

Steps for dismantling the crankcase, including removing screws and separating the sides.

Crankshaft and Bearing Replacement

Procedures for replacing the crankshaft and bearings, including heating and lubrication.

12 Testing and Tightening

Ignition System Testing

Procedure for testing the ignition system and spark plug using a specific test device.

Carburetor Pressure Testing

Steps for testing the carburetor's pressure at 0.5 bar using a pressure test device.

Torque Wrench Tightening

Instructions for tightening various screw connections with a torque wrench as per specifications.

13 Cutting Attachment

Pressure Disc and Drive Axle Replacement

Steps for replacing the pressure disc and drive axle, including related components.

V-Belt Pulley Operations

Procedures for replacing and mounting the V-belt pulley, including shim placement.

Pressure Ring and Cutter Guard Assembly

Steps for removing the pressure ring and assembling cutter guard holding attachments.

13 Cutting Attachment

Guard and Bearing Service

Procedures for replacing the guard stop, removing/mounting cutting device bearings.

Cutter Guard Adjustment and V-Belt Tensioning

Steps for adjusting the cutter guard holding attachment and tensioning the V-belt.

Torque Specifications

Dolmar PC-6212 HappyStart Specifications

General IconGeneral
TypePetrol Chainsaw
Power sourceGasoline
Chain Pitch3/8 inch
Sound Power Level115 dB(A)
Engine Displacement61 cm³
Power Output3.4 kW (4.6 HP)
Fuel Tank Capacity0.75 L
Chain Oil Tank Capacity0.4 L

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