Stihl 031 Service Workshop Manual

Stihl 031 Service Workshop Manual Repair

Stihl 031 Service Workshop Manual for the Stihl chainsaw. Repair and service the 031 with this manual. The manual has diagrams and accurate information as used by mechanics and repair shops to troubleshoot and repair the chainsaw. View free page images online or download a full PDF that you can print or view on any suitable device.
The manuals have plenty of pictures and diagrams to make the entire repair process easy for you. Can be used as guides for other models as they may share key components such as motors.

Stihl 031 Service Workshop Manual Contents

Introduction, Specifications, Troubleshooting Attachments, Clutch, Engine, Ignition, Starter, Servicing, Controls, Fuel System, Special Tools.

This manual is designed to get the information you need quickly and easily.

Stihl 031 Chainsaw Specifications

SERIES OR ASSEMBLY NUMBER: 1113
YEAR INTRODUCED: 1971
ENGINE DISPLACEMENT: 48ccm (2.93 cu. in.)
CYLINDER BORE: 44mm (1.73 in.)
PISTON STROKE: 32mm (1.26 in.)
CYLINDER TYPE: Aluminum with a chrome-plated bore
INTAKE METHOD: Piston ported
WEIGHT: 6.6 kg (14.5 lbs.) powerhead only
MAGNETO TYPE: Bosch flywheel magneto latter series Transistorized
CARBURETOR: Tillotson HU-3C, G series
MAJOR REPAIR KIT: RK-14HU
MINOR REPAIR KIT: DG-2HU
AIR FILTER SYSTEM: Nylon mesh cartridge
STARTER TYPE: Stihl automatic rewind
OIL PUMP: Automatic
MAXIMUM ENGINE RPM: 12,000
IDLE RPM: 2,700
IGNITION TIMING: 2.0 to 2.3mm (0.008 to 0.009 in.) before TDC
BREAKER POINT SETTING: 0.35 to 0.40mm (0.014 to 0.016 in.)
SPARK PLUG TYPE: Bosch WSR6F, Champion RCJ7Y
SPARK PLUG GAP: 0.51mm (0.020 in.)
CRANKSHAFT MAIN BEARINGS: Ball
FUEL TANK CAPACITY: 540ml (18.25 fl. oz.)
FUEL OIL RATIO: 40:1 with Stihl oil
RECOMMENDED FUEL OCTANE: Regular
MIX OIL SPECIFICATION: Stihl two-cycle chain saw mix oil
CHAIN PITCH: 3/8 in.
SHORTEST GUIDE BAR SUPPLIED: 35cm (14 in.)
LONGEST GUIDE BAR SUPPLIED: 50cm (20 in.)

Stihl 031 Service Workshop Manual PDF

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