Technical data
Products
Tool shank size, mm (in.)Description
32 x 160 (1
1
⁄
4
x 6
1
⁄
4
)Cobra Pro
32 x 152 (1
1
⁄
4
x 6)Cobra Pro US
28 x 160 (1
1
⁄
8
x 6
1
⁄
4
)Cobra Pro AUS
28 x 152 (1
1
⁄
8
x 6)Cobra Pro US
32 x 160 (1
1
⁄
4
x 6
1
⁄
4
)Cobra TT-AWD
28 x 152 (1
1
⁄
8
x 6)Cobra TT
28 x 160 (1
1
⁄
8
x 6
1
⁄
4
)Cobra TT
32 x 152 (1
1
⁄
4
x 6)Cobra TT
32 x 160 (1
1
⁄
4
x 6
1
⁄
4
)Cobra TT
Machine data
Cobra TT, TT-AWDCobra Pro
1 cylinder, two-stroke, fan cooled1 cylinder, two-stroke, fan cooledType
9090Cylinder displacement (cc)
1.5 (2.0)2.0 (2.7)Power kw (hp)
6500±2005800–6200Full speed, loaded machine with tamping tool
on bed of sand (r.p.m.)
1800–22001800–2200Speed, unloaded machine, idling (r.p.m.)
75007500Max. engine speed unloaded (r.p.m.)
Diaphragm carburettorDiaphragm carburettorCarburettor
Transistor type, breakerless with built in speed limitationIgnition system
Champion RCJ8Champion RCJ8Spark plug (recommended)
0.6–0.7 (0.024–0.0275)0.6–0.7 (0.024–0.0275)Spark plug gap, mm (in.)
Petrol (gasoline), Unleaded (non-alkylat), and 90–100 octaneFuel type
1.0 (33.81)1.0 (33.81)Fuel tank capacity, litres (oz)
Atlas Copco two-stroke oil, or recommended two-stroke oilTwo-stroke oil
2% (1:50)2% (1:50)Fuel mixture
0.8 (0.176)0.9 (0.237)Fuel consumption, litres/hour (gallon/hour)
927 (36.5)927 (36.5)Length, mm (in.)
331 (13)331 (13)Depth, mm (in.)
611 (24)611 (24)Width across handles, mm (in.)
390 (15.3)390 (15.3)Width with handles folded, mm (in.)
320 (12.6)320 (12.6)Width across machine, mm (in.)
25.2 (55.6)25.2 (55.6)Weight, kg (lb)
-15 to +37 (5 to 98.6)-15 to +37 (5 to 98.6)Ambient temperature C° (F)
Gearbox unit
Cobra TT, TT-AWDCobra Pro
Atlas Copco IMPACT-OILAtlas Copco IMPACT-OILOil type for gearbox
0.1 (3.38)0.1 (3.38)Gearbox oil capacity, litres (oz)
© 2010 Atlas Copco Construction Tools AB | No. 9800 0995 93 | 2010-01-12
Original instructions
22
COBRA PRO, TT, TT-AWDSafety and operating instructions
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