Home | Chain Saws | Chain Saw Chain | Bar Mount Patterns | Carburetors | Manufacturers | Trademarks | Collectors | Bulletins | Events | Stolen Saws | Chain Saw Age Reprints | Newsletter | Marketplace | Parts Sources | Cartoons | Links | Your Host



Model: 109 HS

MANUFACTURED BY:
DOLMAR Maschinen-Fabrik GmbH & Co.
HAMBURG, GERMANY
SERIES OR ASSEMBLY NUMBER:
109
YEAR INTRODUCED:
1985
YEAR DISCONTINUED:
ENGINE DISPLACEMENT:
43 cc
NUMBER OF CYLINDERS:
1
CYLINDER BORE:
40 mm
PISTON STROKE:
34 mm
PISTON RING THICKNESS:
CYLINDER TYPE:
Aluminum with chrome plated bore
INTAKE METHOD:
Piston ported
MANUFACTURER ADVERTISED H.P.:
2.8 DIN
WEIGHT:
10.2 lbs. (powerhead only)
OPERATOR CONFIGURATION:
One Man operation
HANDLEBAR SYSTEM:
Anti-vibration
CHAIN BRAKE:
Yes
CLUTCH:
Centrifugal
DRIVE TYPE:
Direct
CONSTRUCTION:
Die cast magnesium, injection molded polymer
MAGNETO TYPE:
Electronic
CARBURETOR:
Tillotson HU-83C
Walbro WT-76
Walbro WT-374-1, 465-1
MAJOR REPAIR KIT:
RK-19HU for Hu-83C
K10-WAT for WT-76
K20-WAT for WT374, 465
MINOR REPAIR KIT:
DG-5HU for HU-83C
D10-WAT for WT-76
AIR FILTER SYSTEM:
Nylon mesh element
STARTER TYPE:
Dolmar automatic rewind
OIL PUMP:
Automatic, gear driven
MAXIMUM ENGINE RPM:
12,500 maximum free speed with bar & chain
IDLE RPM:
IGNITION TIMING:
fixed
BREAKER POINT SETTING:
none
FLYWHEEL/COIL AIR GAP:
0.2 to 0.3 mm (0.008 to 0.012 in.)
SPARK PLUG TYPE:
Bosch WSR6F, NGK BPMR7A
SPARK PLUG GAP:
0.5 mm (0.020 in.)
CRANKSHAFT MAIN BEARINGS:
Roller
FUEL TANK CAPACITY:
560 ml
FUEL OIL RATIO:
40:1
RECOMMENDED FUEL OCTANE:
Regular grade
MIX OIL SPECIFICATION:
Dolmar mix oil
CHAIN PITCH:
.325 in. or 3.8 in Low Profile
CHAIN TYPE:
BAR MOUNT PATTERN:
03 link
SHORTEST GUIDE BAR SUPPLIED:
33 cm (13 in.)
LONGEST GUIDE BAR SUPPLIED:
45 cm (18 in.)
COLOUR SCHEME:
Dolmar Orange
PAINT CODES:
ILLUSTRATED PARTS LIST:
SERVICE MANUAL:

COMMENTS:



 

Reproduction of this World Wide Web Site in whole or in part is prohibited without permission.
Copyright © 2000-2021 MIKE ACRES - All rights are reserved.