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Model: Woodboss "D"

MANUFACTURED BY:
PM (Power Machinery Ltd.)
VANCOUVER, BRITISH COLUMBIA, CANADA
SERIES OR ASSEMBLY NUMBER:
YEAR INTRODUCED:
1949
YEAR DISCONTINUED:
ENGINE DISPLACEMENT:
5.5 cu. in. (90 ccm)
NUMBER OF CYLINDERS:
1
CYLINDER BORE:
2 in. (50.8 mm)
PISTON STROKE:
1.75 in. (44.4 mm)
PISTON RING THICKNESS:
CYLINDER TYPE:
Cast nickel grey iron
INTAKE METHOD:
Reed valve
MANUFACTURER ADVERTISED H.P.:
4 H.P. (B.B.H.P. 2.5)
WEIGHT:
36 lbs. with 20 in. bar & chain
OPERATOR CONFIGURATION:
One man operation
HANDLEBAR SYSTEM:
Rigid (clutch activated by turning either front handle)
CHAIN BRAKE:
none
CLUTCH:
Manual, dry plate type
DRIVE TYPE:
Roller chain reduction
CONSTRUCTION:
Sand cast magnesium
MAGNETO TYPE:
Wico FWS-18 on saws up to serial 14,999
Starting serial 15,000 Wico FW2146
CARBURETOR:
Tillotson AJ-13B up to serial number 13902
Tillotson MD-44A float type from 13903 up
MAJOR REPAIR KIT:
nla
MINOR REPAIR KIT:
nla
AIR FILTER SYSTEM:
Brass screen
STARTER TYPE:
Automatic rewind with steel cable
OIL PUMP:
Manual
MAXIMUM ENGINE RPM:
3800
IDLE RPM:
IGNITION TIMING:
BREAKER POINT SETTING:
.018 in. to .020 in. (.45 to .5 mm)
FLYWHEEL/COIL AIR GAP:
fixed
SPARK PLUG TYPE:
Champion J-8 (PM # 10252)
SPARK PLUG GAP:
.025 in. (0.63 mm)
CRANKSHAFT MAIN BEARINGS:
Ball type
FUEL TANK CAPACITY:
1 Imperial Quart, =40 oz. (1.18 litres)
FUEL OIL RATIO:
1 pint of oil to 1 gallon Imperial measure
RECOMMENDED FUEL OCTANE:
Regular grade
MIX OIL SPECIFICATION:
SAE 50
CHAIN PITCH:
9/16 in.
CHAIN TYPE:
PM No. 3 Standard
BAR MOUNT PATTERN:
SHORTEST GUIDE BAR SUPPLIED:
14 in. (35.5cm)
LONGEST GUIDE BAR SUPPLIED:
26 in. (66cm)
COLOUR SCHEME:
Red wrinkle finish enamel
PAINT CODES:
ILLUSTRATED PARTS LIST:
SERVICE MANUAL:

COMMENTS:
This saw series runs from serial numbers 8500 to 18,000


Saw in SON RANCH LOGGING MUSEUM COLLECTION
RESTORED BY BUNKER KILLAM

 

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