Makita DPC7321HD Brush Cutter User Manual


 
12
Denomination of components
1 Handle
2 Filter cover for air lter and spark plug cap
3 Cover lock
4 Tubular handle
5 Mufer
6 Protection hood
7 Grip
8 V-belt tension adjusting screw
9 Retaining nuts
10 Stand
11 Carburetor adjustment opening
12 Identication plate
13 Fuel tank with handle
14 Decompression valve
15 Starter grip
16 Air intake
17 Combination Start/Stop (I/O) switch, choke
18 Stop knob for halfway throttle
19 Safety locking button
20 Throttle lever
21 Tank cap (fuel)
22 Starter housing with starter
23 Cutting disc
24 Disc bolt
25 Spring washer
26 Hold opening
1
24
25
23
2
3 4 5 6 7
8
26
14 15 16
17
18
19
20
9
10
2122
12 1113
Serial number
Year of manufacture
Identication plate (12)
Indicate when ordering spare parts
DPC7311
2004 123456
22045 Hamburg, Germany
394.100.641 Typ 394
EMI OFB
973108
Displacement cu in (cm
3
)
4,5 (73)
Bore in (mm) 1,97 (50)
Stroke in (mm) 1,46 (37)
Max. power hp (kW) 5,6 (4,2)
Max. torque Nm 5,0
Idling speed rpm 2.500
Clutch engagement speed rpm 3.800
Engine speed limitation rpm 9.350
Max. spindle speed rpm 4.300
Sound pressure level at the operators ear
1)
dB (A) 104
Sound pressure level at the bystander’s position (50 ft)
1)
dB (A) 86
Vibration acceleration a
h,w
per EN 1454
- Tubular handle (idle/rated spindle speed) m/s
2
7 / 6
- Rear handle (idle/rated spindle speed) m/s
2
8 / 7
Carburetor (diaphragm carburetor) Type WALBRO WJ-105
Ignition system (with speed limitation) Type electronic
Spark plug Type
NGK BPMR 7A / BOSCH WSR 6F / CHAMPION RCJ 6Y
Electrode gap in (mm) .020 (0,5)
Fuel consumption at max. load per ISO 8893 kg/h 2,1
Specic consumption at max. load per ISO 8893 g/kWh 500
Fuel tank capacity  oz (l) 37 (1,1)
Mixture ratio (fuel/two-stroke oil)
- when using MAKITA oil 50:1
Cutting disc for 80 m/sec.
2) 3)
in 14" / 1" / 0.2"
3)
Arbor diameter in 1"
V-belt part no. 965 300 470
Overall weight (tanks empty, without cutting disc ) lb 22.04
1)
According to UL-test requirement under full load (cutting concrete).
2)
Circumference speed at max. engine speed
3)
Outside diameter / arbor hole / thickness
Technical data
DPC7311HD, DPC7321HD