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Components
1 Cutting tool
2 Gear box
3 Locking bolt
4 Guard (Cutter guard)
5 Main tube
6 Handle tube
7 Throttle (throttle trigger)
8 Short-circuit switch (Start/Stop)
9 Stop knob for halfway throttle
10 Safety locking button (throttle trigger lockout)
11 Bowden cable guide
12 Tube handle holder
13 Hole bar
14 Tank cap
15 Spark plug
16 Starter grip
17 Fan housing
18 Type plate
19 Choke lever
20 Air filter (behind air filter cover)
21 Cover
22 Harness
23 Hip protection pad
24 Muffler guard (for USA only)
Type plate (DBC4510 shown)
Indicate when ordering spare parts!
Serial number
Year of manufacture
DBC3310 DBC4010 DBC4510
Displacement cu. in 2.0 (33 cm
3
) 2.4 (39 cm
3
) 2.7 (45 cm
3
)
Bore inch 1.46 (37 mm) 1.57 (40 mm) 1.69 (43 mm)
Stroke inch 1.22 (31 mm) 1.22 (31 mm) 1.22 (31 mm)
Rated capacity per ISO 8893 kW 1.6 1.8 2.3
Operating speed rpm 9,000 9,000 9,000
Max. engine speed with
one-part metal cutting tool
1)
rpm 13,500 13,500 13,500
Maximum speed of the tool spindle with
one-part metal cutting tool
1)
rpm 10,400 10,400 10,400
Idling speed rpm 2,500 2,500 2,500
Clutch engagement speed rpm 3,500 3,500 3,500
Sound pressure level at the operators ear
3)
dB (A) 98
a)
/
101
b)
98
a)
/
102
b)
99
a)
/
102
b)
Sound pressure level at the bystander’s position (50 ft)
3)
dB (A) 75
a)
/
77
b)
76
a)
/
78
b)
76
a)
/
78
b)
Carburetor (diaphragm-carburetor) Type
WALBRO WT-225 A WALBRO WT-225 A WALBRO WT-225 A
Ignition system Type Transistor ignition Transistor ignition Transistor ignition
Spark plug Type
CHAMPION RCJ6Y CHAMPION RCJ6Y CHAMPION RCJ6Y
Electrode gap inch
.
020-.030 (0.5-0.8 mm) .020-.030 (0.5-0.8 mm) .020-.030 (0.5-0.8 mm)
Fuel consumption per ISO 8893
2)
kg/h 0.72 0.81 1.03
Specific consumption per ISO 8893
2)
g/kWh 450 450 450
Fuel tank capacity oz. 31.7 (0.9 l) 31.7 (0.9 l) 31.7 (0.9 l)
Mixture ratio (Fuel/2-stroke oil)
- when using MAKITA oil 50 : 1 50 : 1 50 : 1
- when using MAKITA HP 100-oil 100 : 1 100 : 1 100 : 1
- when using other oils 40 : 1 40 : 1 40 : 1
Gear ratio 1 : 1.3 1 : 1.3 1 : 1.3
Dimensions, assembled,
length / width / height inch 71.1 / 26.8 / 8.9 71.1 / 26.8 / 8.9 71.1 / 26.8 / 8.9
Total weight with plastic guard
(without cutting tool) lbs 17.42 (7.9 kg) 17.42 (7.9 kg) 17.42 (7.9 kg)
1)
The maximum rated speed of the trimmer head is not exceeded when using a MAKITA trimmer head.
2)
At max. power.
3)
According to ANSI B 175.3.
a)
With one-part metal cutting tool.
b)
With 2-line nylon cutting head.
Technical Data
DBC 4510
0211 123456
386.000.000