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Model: 1200A

MANUFACTURED BY:
PIONEER SAWS LTD.
PETERBOROUGH, ONTARIO, CANADA
SERIES OR ASSEMBLY NUMBER:
SERIAL NUMBER PREFIX:
YEAR INTRODUCED:
1972
YEAR DISCONTINUED:
1978
ENGINE DISPLACEMENT:
3.546 cu. in. (58ccm)
NUMBER OF CYLINDERS:
1
CYLINDER BORE:
1.8125 in. (46mm)
PISTON STROKE:
1.325 in. (35mm)
PISTON RING THICKNESS:
CYLINDER TYPE:
Chrome plated aluminum
INTAKE METHOD:
Reed valves
MANUFACTURER ADVERTISED H.P.:
not advertised
WEIGHT:
13 lbs. 8 oz. powerhead only
OPERATOR CONFIGURATION:
One Man operation
HANDLEBAR SYSTEM:
Rigid
CHAIN BRAKE:
none
CLUTCH:
Centrifugal
DRIVE TYPE:
Direct
CONSTRUCTION:
Die cast magnesium
MAGNETO TYPE:
Wico
CARBURETOR:
Tillotson HS-44A series
MAJOR REPAIR KIT:
RK-23HS
MINOR REPAIR KIT:
DG-5HS/T
AIR FILTER SYSTEM:
Flocked wire screen
STARTER TYPE:
Pioneer automatic rewind
OIL PUMP:
Automatic with manual assist
MAXIMUM ENGINE RPM:
7,000
IDLE RPM:
where clutch disengages
IGNITION TIMING:
30 degrees before TDC
BREAKER POINT SETTING:
0.015 in. (0.38mm)
FLYWHEEL/COIL AIR GAP:
Position is fixed
SPARK PLUG TYPE:
Champion CJ8
SPARK PLUG GAP:
0.030 in. (76mm)
CRANKSHAFT MAIN BEARINGS:
Caged needle roller (Torrington)
FUEL TANK CAPACITY:
20 fl. oz. (600 ml)
FUEL OIL RATIO:
16:1
RECOMMENDED FUEL OCTANE:
Regular
MIX OIL SPECIFICATION:
OMC two-cycle chain saw mix oil
CHAIN PITCH:
3/8 in.
CHAIN TYPE:
Pioneer
BAR MOUNT PATTERN:
01 link
SHORTEST GUIDE BAR SUPPLIED:
16 in. (40cm)
LONGEST GUIDE BAR SUPPLIED:
20 in. (51cm)
COLOUR SCHEME:
Pioneer Yellow enamel with Forest Green air filter cover
PAINT CODES:
ILLUSTRATED PARTS LIST:
1200A.prn.pdf
SERVICE MANUAL:

COMMENTS:
This model had larger oil tank than 1200


Top Colour photograph of saw in SON RANCH LOGGING MUSEUM collection by Vici Johnstone of Harbour Publishing Co.


 

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