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Model: 1020

MANUFACTURED BY:
JONSEREDS FABRIKERS AB
PARTILLE, SWEDEN
SERIES OR ASSEMBLY NUMBER:
YEAR INTRODUCED:
1982
YEAR DISCONTINUED:
ENGINE DISPLACEMENT:
100cc (6.1 cu. in.)
NUMBER OF CYLINDERS:
1
CYLINDER BORE:
56mm (2.20 in.)
PISTON STROKE:
40mm (1.575 in.)
PISTON RING THICKNESS:
CYLINDER TYPE:
Aluminum with chrome plated bore
INTAKE METHOD:
Piston ported
MANUFACTURER ADVERTISED H.P.:
WEIGHT:
10.3kg (22.6 lbs.) with 56cm (22 in.) bar & chain
OPERATOR CONFIGURATION:
One Man operation
HANDLEBAR SYSTEM:
CHAIN BRAKE:
CLUTCH:
Centrifugal
DRIVE TYPE:
Direct
CONSTRUCTION:
Die cast magnesium
MAGNETO TYPE:
Bosch electronic
CARBURETOR:
Tillotson HS-172B
MAJOR REPAIR KIT:
RK-23HS
MINOR REPAIR KIT:
DG-5HS/T
AIR FILTER SYSTEM:
Nylon mesh cartridge
STARTER TYPE:
Jonsereds automatic rewind
OIL PUMP:
Automatic, worm gear driven, adjustable with manual assist
MAXIMUM ENGINE RPM:
IDLE RPM:
IGNITION TIMING:
fixed
BREAKER POINT SETTING:
none
FLYWHEEL/COIL AIR GAP:
SPARK PLUG TYPE:
Bosch WS5F or Champion CJ6Y
SPARK PLUG GAP:
0.5mm (0.020 in.)
CRANKSHAFT MAIN BEARINGS:
Ball
FUEL TANK CAPACITY:
1 Liter (1.76 imperial pints)
FUEL OIL RATIO:
40:1
RECOMMENDED FUEL OCTANE:
Regular
MIX OIL SPECIFICATION:
Two-cycle chain saw mix oil
CHAIN PITCH:
.404 in. or 3/8 in.
CHAIN TYPE:
Chisel
BAR MOUNT PATTERN:
18 link
SHORTEST GUIDE BAR SUPPLIED:
56cm (22 in.)
LONGEST GUIDE BAR SUPPLIED:
92cm (36 in.)
COLOUR SCHEME:
Red and Black enamel
PAINT CODES:
ILLUSTRATED PARTS LIST:
SERVICE MANUAL:

COMMENTS:
Saw is Partner P100



 

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