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Model: 7H CHAIN SAW

MANUFACTURED BY:
MALL TOOL COMPANY
CHICAGO, ILLINOIS, U.S.A.
CRETE, ILLINOIS, U.S.A.
TORONTO, ONTARIO, CANADA
GUELPH, ONTARIO, CANADA
SERIES OR ASSEMBLY NUMBER:
Motor 20380, Transmission 36650
YEAR INTRODUCED:
1953
YEAR DISCONTINUED:
1955
ENGINE DISPLACEMENT:
12.19 cu. in.
NUMBER OF CYLINDERS:
1
CYLINDER BORE:
2.375 in.
PISTON STROKE:
2.750 in.
PISTON RING THICKNESS:
CYLINDER TYPE:
Chrome Plated Aluminum
INTAKE METHOD:
Piston Ported
MANUFACTURER ADVERTISED H.P.:
WEIGHT:
OPERATOR CONFIGURATION:
Two Man
HANDLEBAR SYSTEM:
Rigid
CHAIN BRAKE:
none
CLUTCH:
Mall 2 shoe Centrifugal
DRIVE TYPE:
Bevel Gear Transmission
CONSTRUCTION:
Sand cast magnesium
MAGNETO TYPE:
Bendix Scintilla
CARBURETOR:
Mall Float type
MAJOR REPAIR KIT:
nla
MINOR REPAIR KIT:
nla
AIR FILTER SYSTEM:
Skinner ribbon element
STARTER TYPE:
Mall Automatic Rewind
OIL PUMP:
Manual pump built into transmission housing
MAXIMUM ENGINE RPM:
4,500
IDLE RPM:
IGNITION TIMING:
30 degrees before TDC
BREAKER POINT SETTING:
.018 in to .020 in. (0.45 to 0.51 mm)
FLYWHEEL/COIL AIR GAP:
fixed
SPARK PLUG TYPE:
Champion J6J
SPARK PLUG GAP:
.025 in. (0.63 mm)
CRANKSHAFT MAIN BEARINGS:
Ball type
FUEL TANK CAPACITY:
8 U.S. pints
FUEL OIL RATIO:
3/4 pint to 1 U.S. gallon
RECOMMENDED FUEL OCTANE:
Regular 72 to 84
MIX OIL SPECIFICATION:
SAE 30 non detergent type
CHAIN PITCH:
3/4 in., .750 in.
CHAIN TYPE:
Mall square chisel
BAR MOUNT PATTERN:
SHORTEST GUIDE BAR SUPPLIED:
18 in.
LONGEST GUIDE BAR SUPPLIED:
144 in.
COLOUR SCHEME:
MALL Red Enamel
PAINT CODES:
ILLUSTRATED PARTS LIST:
SERVICE MANUAL:

COMMENTS:



 

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