Echo PB-1000 User manual

SERVICE MANUAL
PB-1000
PB-1010
99922201743 REVISED NOV.
1989
Ord. No. 403-09

2 SERVICE
INFORMATION
PB-1000PB-1010
1 SERVICE INFORMATION
1·1
Specifications
Models
PB·1000
PB·1010
Dimensions
Length* mm(in)
375 ( 14.8 ) 375 (14.8)
Width mm(in) 220
( 8.7 )
275 (10.8)
Height mm(in)
375 ( 14.8 )
375 (14.8)
Dry weight* kg(lb)
3.4 (7.4)
3.5 (7.7)
Engine
Type
KIORITZ, air cooled, two stroke, single cylinder
Rotation
Counterclockwise as viewed from the output end
Displacement cm
3
(in
3
)
21.2 (1.294)
Bore mm(in)
32.2 ( 1.268 )
Stroke mm(in)
26.0 (1.024)
Compression ratio
6.5
Ignition
-
Type
COl (Capacitor discharge ignition system)
Spark plug
BPM7A, CJ-7YZ**
Starter
Type
Automatic rewind
Rope dia. x length mm(in)
.
3.0 X 890 (0.12 X 35.0)
Carburetor type
Diaphragm
Fuel
Mixture
Refer to Operator's Manual
Tank
capacity i(U.S. fl.oz.) 0.45 ( 15.2 )
Blower
Type
Centrifugal, single stage
Discharge pipe inner dia. cm(in) 7
(2.7}
Discharge nozzle size cm(in)
13.5
X
2.5 (5.3
X
1.0 )
Vacuum pipe inner dia. cm(in)
--- l 11
( 4.33}
*Without blower pipe.
**Spark plug with resistor (BPMR7A or RCJ7Y} is used in some markets. Refer to Operator's
Manual.
1·2
Technical data
Models
PB-1000 PB-1010
Spark plug gap mm(in}
0.6 - 0.7 (0.024 - 0.028 )
Minimum secondary voltage kV
15
Secondary coil resistance kn
1.5-2.5
Pole shoe air gaps mm( in}
Ignition timing
0
BTDC
0.3-0.4 (0.012- 0.016)
30
H needle initial setting tumsopen
1 1/8
L needle initial setting tumsopen
11/8
Idle adjusting _ screw initial setting_ turn in
3-4
Idling speed rpm
2500-3000
Operating speed rpm
7000
Compression pressure (Standard} kg/c m
2
(psi)
8.5 (120)
Max. air volume m3fmin(ft3/min}
8 (280)
Max. air velocity with strait pipe rnls(mph)
47 (107)
BTDC: Before top dead center.

PB·1000 PB·1010 SERVICE INFORMATION
3
1·3 Torque limits
1.
Special fasteners
•
Apply thread locking sealant. (Loctite #242, ThreeBond #1327, orequivalent)
••
Tapping screw.
2. Standard fasteners
NOTE: kgf·cm = kg·cm, in·lbf = in·lb

4 SERVICE
INFORMATION PB·1000 PB·1010
1·4 Service limits
A
15K1<J7
D
5K038A
B
51( ()(() A
E
5K043A
c
15K025A
F
5K016
G H
K
5K042
15K1.S
5K1<J9
Models
PB-1000 PB-1010
A
Cylinder bore
Whenplatin g is wornand aluminum canbe seen
8
Piston outer diameter mm(in)
Min.
32.18 (1.2630)
c
Piston pinbore mm(in)
Max.
8.028 (0.3161)
D
Piston ringgroove mm(in)
Max.
1.6 (0.063)
E
Pistonring side clearance mm(in)
Max.
0.1 (0.004)
F
Piston pin outer diameter mm(in)
Min.
7.98 (0.3142)
G
Piston ringwidth mm(in)
Min.
1.45 (0.057)
H
Piston ring endgap mm(in)
Max.
0.5 (0.02)
K
Crankshaft runout mm(in)
Max.
0.05 (0.002)