English – 37
TECHNICAL DATA
Technical data
CS 2139T
Motor
Cylinder displacement, cu.in/cm
3
2,38/39
Cylinder bore, inch/mm 1,57/40
Stroke, inch/mm 1,22/31
Idle speed, rpm 2800
Power, kW/ rpm 1,7/9600
Ignition system
Manufacturer of ignition system SEM
Type of ignition system CD
Spark plug NGK BPMR 7A/ Champion RCJ 7Y
Electrode gap, inch/mm 0,02/0,5
Fuel and lubrication system
Manufacturer of carburetor Zama
Carburetor type C1Q EL33A
Fuel tank capacity, US pint/litre 0,72/0,34
Oil pump capacity at 8,500 rpm, ml/min 3-7
Oil tank capacity, US pint/litre 0,15
Type of oil pump Automatic
Weight
Chain saw without bar or chain, empty tanks, lb/kg 7,7/3,5
Chain/bar
Standard bar length, inch/cm 14"/34
Recommended bar lengths, inch/cm 12-16”/30-40
Usable cutting length, inches/cm 11-15"/28-38
Pitch, inch/mm 3/8 / 9,52
Thickness of drive links, inch/mm 0,050/1,3
Drive sprocket type/teeth Spur/6
Chain speed at 133% of maximum engine power speed,
ft/s / m/s.
79.7/24,3
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