Echo HC-140 User manual

-
( ECHO )
ECHO
HEDGE
TRIMMERS
SERVICE IVIANUAL
HC-140
HC-200
11/ECH/1.
SERVICE MANUAL
.
.
X
Ord.No.402-Q6

Model
HC-140
HC·200
Spark plug gap
mm(in)
0.6rv0.7(0.024rv0.028)
Pole core gap
mm(in)
0.4rv0.6(0.016"-'0.024)
Contact breaker gap
mm(in)
0.25rv0.5(0.012rv0.016)
-
Ignition timing
0
BTDC
23
30
Condensercapacity I-IF
0.16rv0.20
-
Primary coil resistance Q
0.5rv0.8
0"-'0.2
Secondary coil resistance kQ
7rv10
2.0rv3.0
Excitor coil resistance Q
-
130"-'170
Secondary voltage kV
Min. 14 (at 1,000 rpm)
Min. 15 (at 1,000 rpm)
High speed needle(H) turn
open
1-1/4 (initial set )
1 (preset)
Low speea neeale(L) turn
open
1-1/8 (initial set )
1-1/8 (initial set)
Idle speed ajusting screw turn
open
2 (initial set )
2 (initial set )
Operating engine speed
rpm
5,000rv8,500
5,000rv9,000
Idling engine speed
rpm
2,700rv3,300
2,500"-'3,000
Co
pression pressure
kg/cm
2
(psi)
5.0(70)
6.5(90)
HC-140 I HC·200 SERVICE
INFORMATION page 1
1. SERVICE
INFORMATION
1·1 Specifications
Model HC-140
HC-200
Dimensions Power head with
handles and cutter blades
Length mm(in) 800(31.5) 1012(39.8)
Width mm(in) 250( 9.8)
245( 9.6)
Height mm(in) 220( 8.7) 236( 9.3)
Dry weight kg(lb) 4.7(10.3) 5.5(12.1)
Engine KIORITZ
Type
Air-cooled, two-stroke single cylinder
Rotation (as viewed from the output end)
Counterclockwise
Clockwise
Displacement cc(cu.in)
13.8(0.842) 21.2(1.294)
Bore mm(in) 26.0(1.024) 32.2(1.268)
Stroke mm(in) 26.0(1.024) 26.0(1.024)
Compression ratio 6.0 7.0
Carburetor Diaphragm type with adjustable fuel mixture jets
Ignition Mechanical breaker type COl type
Spark plug NGK BM-6A or
Champion CJ-8
Starter
Automatic rewind type
Starter rope dia. x length mm(in) 3 X 850 (0.12 X 33.5)
Fuel Premixed
two-stroke fuel
Mixing ratio 20 : 1 or a ratio approved by KIORITZ/ECHO
Gasoline Regular type
Oil
Air-cooled two-stroke oil
Fuel tank
capacity £(US.fl.oz) 0.2(6.8) 0.5(16.9)
Clutch Automatic 2-shoe centrifugal type
Handle type Front Loop with rubber mount Grip with
handguard
Rear Grip with rubber mount Grip with rubber
mount
Gear case
reduction ratio 1 : 3.70 1 : 5.13
Gear tooth Spur
gear
Lubrication E.P. grease
Cutter
Reciprocating blade (s)
length mm (in)
420(16.5)
750(29.5)
Blade
cutting knife Two sides One side
drive Single Double
Knife
pitch mm (in) 23.5(0.925) 35.0(1.378)
edge length mm (in) 15.0(0.591)
24.0(0.945)
1·2 Technical
data
m

page 2 SERVICE INFORMATION
HC-140 I HC-200
1·3 Service
limits
1·3·1 Measuring guide
A B
c
5K040A
0 E F
5K025A
5K038A 5K043A 5K016
G H
K
5K0 4 2
M R
s
5K060

HC-140 I HC-200 SERVICE INFORMATION page
3
1·3·2 Service
limit data
Model
HC-140 HC-200
Fig.
Description
mm (in)
mm (in)
A
Cylinder bore
Max.
When plating is worn out and aluminum can be seen.
B
Piston outer diameter
Min.
25.89 (1.0193)
32.08 (1.2630)
c
Piston pin bore Max.
8.03 (0.3161)
8.03 (0.3161)
D
Piston ring groove Max.
1.60 (0.063 )
1.60 (0.063 )
E
Piston ring side clearance Max.
0.1 (0.004 )
0.1 (0.004 )
F
Piston pin outer diameter Min.
7.98 (0".3142)
7.98 (0.3142)
G
Piston ring width Min.
1.45 (0.057 )
1.45 (0.057 )
H
Piston ring end gap Max.
0.5 (0.02 )
0.5 (0.02 )
K
L
Connecting rod small end bore Max.
Rodbig end needle side play Max.
8.08 (0.3181)
0.7 (0.028 )
-
M
p
Con-rod small end bore Max.
Rod big end side clearance Max.
-
12.025 ( 0.4734 )
0.4 (0.016 )
R
Crankshaft runout Max.
0.05 (0.002 )
0.05 (0.002 )
s
Clutch drum bore Max.
51.5 (2.03 )
51.5 (2.03 )
1·4 Torque
tables
1·4·1 Special
fasteners
Model HC-140 HC-200
Description Size kg-em (in-lb)
Size kg-em (in-lb)
Crankcase M 5
35"'40 (30"'35) M 5 35"'40 (30"'35)
Cylinder M 6
55"'65 (50"'55) M 6 55"'65 (50"' 55)
Carburetor M 5
35"'40 (30"'35) M 5 35"'40
(30"'35)
Clutch boss M 8
140"'160 (120"'140) M 8 140"'160
( 120"' 140)
Fan cover
-
- M 4 20"'25
(17"'22)
CDI module
-
- M 4 20"'25 (17"'22)
Ignition coil M 4
20"'25 (17"'22) M 4 20"'25
(17"'22)
Spark plug M14
150"'190 (130"'165) M14 150"'190 ( 130"' 165)
Pawl carrier M 8
80"'100 (70"'80) M 8 160"'200 (140"'175)
Pawl carrier nut M 8 160"'200 (140"'175)
-
-
Muffler
M 5 35"'45 (30"'40) M 5 50"'60
( 45"'55 )
Muffler cover M 4 20"'25 (17"'22) M 4 20"'25
(17"'22)
Driven blade M 5 50"'65 (45"'55) M 5 45"'55
(40"'50)
Stationary blade M 4 35"'45 (30"'40)
-
-
Blade supporter
-
- M 6 55"'65
(50"'35)
1·4·2 Standard
fasteners
Standard fasteners other than those listed above should be tightened with the proper tools to the
specified torques tabulated below.
Regular screws, bolts or nuts.
Size
kg-em
in-lb
M 3
6"'9
5"'8
M 4
13"' 18
11"'16
M 5
27"'32
23"'28
M 6
45"'65
40"'55
M 8
11 0"' 150
95"'130
M10
260"'310
255"'270
M12
400"'450
350"'390