Echo CS-300, CS-340, CS-345 Instruction Manual

30.1cc
©2005ECHO,Incorporated.AllRightsReserved 99922203359
REVISED 10/06/05
AVAILABLEATTACHMENTS&ACCESSORIES
917045 CHAIN-12"(91VG-45E)-- REGULAR
917052 CHAIN-14"(91VG-52E)-- REGULAR
917057 CHAIN-16"(91VG-57E)-- REGULAR
120374501 GUIDEBAR-12"--REGULAR
140375201 GUIDEBAR-14"--REGULAR
160375701 GUIDEBAR-16"--REGULAR
122374501 GUIDEBAR-12"--INTENZ
142375201 GUIDEBAR-14--INTENZ
162375701 GUIDEBAR-16"--INTENZ
99988800207 REMOVABLENOSECASE
99988800308 LANYARD STRAPW/ RING
99988800309 LANYARD STRAPW/ SNAP
CHAINSAW
PARTS CATALOG
ECHO, INCORPORATED
400 Oakwood Road Lake Zurich, Illinois 60047
WWW.ECHO-USA.COM
CS-300: 03001001-03999999
04001001-04999999
MODEL: SERIALNUMBERS

2
CS-300 ENGINE,SHORT BLOCK, ENGINE COVER
1
2
3
4
5
6
7
7
8
9
9
10 11 12
12 11
15
18
16
19
20
21
22
23
24
25
26
15
27 28
29
30
14
17
13
CS002100000

3
ITEM PART NUMBER QTY DESCRIPTION REMARKS
CS-300
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
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23
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25
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27
28
29
30
OPTIONAL ENGINE REPOWER
SB1052 1 SHORT BLOCK INCLUDES 2-12
P021002021 1 CRANKCASESET INCLUDESITEM3
90023805025 4 SCREW5X25
10000039130 1 PISTON KIT INCLUDES ITEMS 5-9
10001146430 1 RING, PISTON
10001315330 1 PIN, PISTON
10001504630 2 CIRCLIP, PISTON PIN
17501203930 1 BEARING, NEEDLE
10001411520 2 SPACER,PISTONPIN
P021007231 1 CRANKSHAFTASY INCLUDESITEMS11-12
10021338330 2 OILSEAL
9403536201 2 BEARING,BALL6201
43706338330 1 GEAR, WORM
10014239130 1 WOODRUFFKEY
90010605016 4 BOLT5X16
A190000021 1 COVER,ENGINE
43301103931 2 STUD,GUIDEBAR
13033639530 1 PLUG
12902339130 1 GROMMET,IDLE
10403439130 1 PLUG
17881039630 1 GROMMET,CHOKE
43611413930 1 VALVE, CHECK
10402939230 1 COVER - TOP
16391139130 1 PLUG,OILER
90025604016 1 SCREW4X16
10404439230 1 COVER-BOTTOM
89016739230 1 LABEL, PURGE PUMP
89022839131 1 LABEL,CAUTION
X524000780 1 LABEL,MODEL/CAUTION--CS-300
89016006361 1 LABEL, HOT
ENGINE,SHORT BLOCK, ENGINE COVER

4
CS-300 IGNITION, STARTER ASSEMBLY
1
2
3
45678
910
11
12
13
14
15
16
17
18
19
20 21 22 23
24
25 26 27 28
29
30
31
32 33
SERIALNUMBERS:
03001434-03999999 SERIALNUMBERS: 03001001-03001433
34
--CANADA

5
ITEM PART NUMBER QTY DESCRIPTION REMARKS
CS-300
1
2
3
4
5
6
7
8
9
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12
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34
16201039131 1 LEAD, GROUND
16340019830 1 SWITCH, IGNITION
15680039231 1 FLYWHEEL
90021605012 2 SCREW 5X12
90060300005 2 WASHER 5
17724704630 2 SPACER, RATCHET
17721835631 2 PAWL, STARTER
17723435430 2 SPRING,RETURN
15662639230 1 COIL,IGNITION
15011716430 2 SPACER
15901019830 1 SPARK PLUG -- BPM-8Y
A425000000 1 SPARK PLUG CANADAMODELS
15901103432 1 TERMINAL,SPARKPLUGCAP
15901201620 1 CAP, SPARK PLUG
15611004920 1 BUSHING
16201039430 1 LEAD
90023805022 2 SCREW5X22
17720039631 1 STARTERASY INCLUDESITEMS19-29
17723239630 1 HOUSING,STARTER
17722739131 1 GUIDE, ROPE
90029603014 1 SCREW 3X14
17722835430 1 GRIP, STARTER
17722039630 1 SPRING, REWIND
17722139630 1 PLATE, STARTER
17722606530 1 ROPE,STARTER-3X850mm BULKOPTION:99944440000
A506000000 1 REEL, ROPE
17721404630 1 WASHER
90025304014 4 SCREW 4X14
10153439530 1 PLATE, GUIDE
90025604016 4 SCREW 4X16
89011849330 1 LABEL, ECHO
90050000008 1 NUT8
90060000008 1 WASHER 8
90051500008 1 FLANGENUT8
IGNITION, STARTER ASSEMBLY

6
CS-300 INTAKE, EXHAUST
1
24
5
6
7
8
9
11
12
16
17 18 19
20
21
13 14
15
22
23 24
10
3
25 SERIALNUMBERS: 03001001-03088645
04001001-04003216
26 SERIALNUMBERS: 03088645-03999999
04003216-04999999

7
ITEM PART NUMBER QTY DESCRIPTION REMARKS
CS-300
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
14551013931 1 GASKET, EXHAUST
14585813931 1 MUFFLER
90025004008 1 SCREW 4X8
14585913930 1 SILENCER
14586135530 1 LID, MUFFLER
14564213930 1 PLATE, EYE
10102313930 2 BOLT, FLANGE
14586213931 1 SCREEN, MUFFLER
14587635530 1 GUIDE, EXHAUST
90025004008 3 SCREW 4X8
13030239134 1 CLEANER LID ASY INCLUDES ITEMS 12-13
13040613932 1 BOLT ASY INCLUDES ITEMS 13
90070000004 1 E-RING 4
13031039131 1 FILTER, AIR
90023805045 2 SCREW 5X45
12901139130 1 PLATE,PREVENT
17851039230 1 ROD,CHOKE
17851539130 1 SHUTTER,CHOKE
17851603930 2 WASHER
V103000021 1 GASKET,INTAKE
90025005018 2 SCREW5X18
P021000010 1 INSULATORKIT
V103000120 1 GASKET,INTAKE
13001239130 1 SEAL
A021000230 1 CARBURETOR --WT-589
A021000760 1 CARBURETOR --WT-589
INTAKE, EXHAUST

8
CS-300
1
2
3
4
5
6
7
8
9
10
11
12
13
14
12
13
14
15
16 17
18
FUEL SYSTEM, OIL SYSTEM
22
24
25 26
27
28
29
30
31
23
19 20
21
32
33
34 35
36
37
38
39
SERIALNUMBERS: 03001001-03011263
04001001-04004309 SERIALNUMBERS: 03011264-03999999 04004310-04999999
CS002200000

9
ITEM PART NUMBER QTY DESCRIPTION REMARKS
CS-300
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
A356000030 1 VALVE, CHECK
13132839130 1 COVER, VENT
13201004920 1 PIPE,VENT-3X5X150mm BULKOPTION:90014
13211539130 1 GROMMET,FUEL
13201239130 1 PIPE, FUEL - 3X6X160mm BULK OPTION: 90015
13201326630 1 CLIP
13120507320 1 FILTER, FUEL
12318139130 1 PUMP, PURGE
13275839130 1 BRACKET, PUMP
13271639130 1 PIPE,RETURN-2X4X42mm BULKOPTION:90018
13131239130 1 PIPE,PURGE-3X5X70mm BULKOPTION:90014
43600139231 2 CAP, TANK INCLUDES ITEMS 13-14
90072100025 2 O-RING 25
13105119830 2 CLIP,FUEL CAP
43720139131 1 PIPEKIT INCLUDESITEM16-17
43724439130 1 PAD, FOAM
43721139133 1 PIPE, OIL
13201326630 1 CLIP
V471000110 1 PIPE-3X6X115mm BULKOPTION:90015
V137000010 1 GROMMET
43620502832 1 STRAINER,OIL
90023505012 2 SCREW5X12
43700239130 1 AUTO-OILERASY INCLUDESITEM24-30
12312715030 1 CLIP
43701938330 1 SPRING
43702437330 1 PLUNGER
43706237330 1 CAP, OIL PUMP
43701537330 1 SPRING
43702937330 1 WASHER
43701639130 1 NEEDLE,ADJUST
90023505012 2 SCREW5X12
C022000010 1 AUTO-OILERASY INCLUDESITEM33-39
12532715130 1 CLIP
P022010660 1 SPRING
P022010650 1 PLUNGER
P022010640 1 CAP, OIL PUMP
P022010670 1 SPRING
43702937330 1 WASHER
P022010680 1 NEEDLE,ADJUST
FUEL SYSTEM, OIL SYSTEM

10
CS-300 HANDLES, THROTTLE CONTROL
1
2
3
4
56
7
8
9
10
11
12
13
14 9
8
7
15
16
17
18
19
20
21
22
23
24
25
26

11
ITEM PART NUMBER QTY DESCRIPTION REMARKS
CS-300
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
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26
35110039131 1 HANDLE SET, REAR INCLUDES ITEMS 2-6
90025604016 3 SCREW 4X16
90034540025 1 SPRING PIN 4X25
90034540020 1 SPRING PIN 4X20
90023805035 1 SCREW 5X35
90023805014 1 SCREW 5X14
10091815130 2 CAP
90023804010 2 SCREW 4X10
10092139130 2 CUSHION
17809039130 1 LOCKOUT, THROTTLE
17804339131 1 SPRING, THROTTLE RETURN
17801039131 1 CONTROL, THROTTLE
17821039130 1 GROMMET, THROTTLE
17801139131 1 ROD, THROTTLE
10091533930 1 SCREW
90051600005 1 FLANGE NUT 5
10091035630 1 CUSHION
90025604016 1 SCREW 4X16
35161039130 1 HANDLE, FRONT
90025304014 2 SCREW 4X14
10090739131 1 CUSHION
35112339131 1 SUPPORTER
90025304014 2 SCREW 4X14
30101652730 1 RING, HARNESS
30031439130 1 FIXTURE, HARNESS
90023804016 2 SCREW 4X16
HANDLES, THROTTLE CONTROL

12
CS-300 CHAIN BRAKE ASSEMBLY
1
2
34
5
678
9
10 11
12
13
14 15 16 17 18 19
20
21
22
23
24
25 34
35
37
38
39
40
41
42
34
36
32
33
26
27
28
29
30
31

13
ITEM PART NUMBER QTY DESCRIPTION REMARKS
CS-300
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
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39
40
40
40
41
42
C032000051 1 CHAIN BRAKE ASY INCLUDESITEMS2-24
90025304012 3 SCREW 4X12
43331039530 1 COVER, BRAKE
90034225012 1 SPRING PIN 2.5X12
43311635430 1 SPACER 8
43312235430 1 SPRING, BRAKE
43320935430 1 STOPPER, BRAKE
43320835431 1 CONNECTOR, BRAKE
90033040088 1 ROLLER 4X8.8
43312339530 1 BAND, BRAKE
43331232630 1 COVER, SEAL
43314235430 1 ADJUSTER, BRAKE
90033040238 1 ROLLER, 4X23.8
90025304012 1 SCREW 4X12
43311439130 1 SPRING
43314739131 1 LEVER, BRAKE
90050000004 2 NUT 4
43317139630 1 WEIGHT, BRAKE
90023804022 2 SCREW 4X22
9131805032 1 SCREW 5X32
43316739130 2 SPACER
90056000005 1 LOCKNUT
C300000041 1 GUARD,SPROCKET INCLUDESITEM24
V341000000 1 DEFLECTOR,HEAT
43301903933 2 FLANGENUT6
V203000041 1 BOLT5
C309000030 1 TENSIONER,CHAIN
V651000000 1 GEAR, BEVEL
V651000010 1 GEAR, BEVEL
V355000140 1 COLLAR
90025304012 1 SCREW4X12
X524000790 1 LABEL, BAR & CHAIN
X524000810 1 LABEL, BAR & CHAIN CANADAMODELS
X503002900 1 LABEL, MODEL
90025305020 3 SCREW5X20
43302635430 1 CATCHER,CHAIN
A320000031 1 COVER,MUFFLER
917045 1 CHAIN-12"(91VG-45E)--REGULAR
917052 1 CHAIN-14"(91VG-52E)--REGULAR
917057 1 CHAIN-16"(91VG-57E)--REGULAR
90025304010 1 SCREW4X10
43301239131 1 PLATE,GUIDE
120374501 1 GUIDE BAR - 12" -- REGULAR
140375201 1 GUIDE BAR - 14" -- REGULAR
160375701 1 GUIDE BAR - 16" -- REGULAR
2894901 1 KICKGUARDKIT
89541039130 1 WRENCH, W/SCREWDRIVER
CHAIN BRAKE ASSEMBLY

14
CS-300
1
2
3
4
5
6
7
8
9
10
11
12
13
14
CLUTCH
SERIAL NUMBERS:
03001001-03059201 &
04001001-04002315
SERIAL NUMBERS:
03059202-03999999 &
04002316-04999999

15
ITEM PART NUMBER QTY DESCRIPTION REMARKS
CS-300
1
2
3
4
5
6
7
8
9
10
11
12
13
14
17501439130 1 WASHER, CLUTCH
17501235630 1 BEARING, NEEDLE
17500539132 1 DRUM, CLUTCH
17501939430 1 PLATE,CLUTCH
A056000010 1 CLUTCH ASY INCLUDES ITEM 6-9
17502259530 3 CLIP, SPRING
P021000270 1 CLUTCH SHOE SET
17501839430 1 SPRING, CLUTCH
A552000000 1 HUB, CLUTCH
A551000010 1 PLATE,CLUTCH
A056000070 1 CLUTCH ASY INCLUDES ITEM 12-14
V451000470 3 SPRING,CLUTCH
P021005810 1 CLUTCHSHOESET
A552000020 1 HUB, CLUTCH
CLUTCH

16
CS-300 CARBURETOR--WT-589
1
2
3
4
5
6
78
9
10
11
12
13 14 15
16
17
18
19
20
21
22
23 24
25
26
27
28
30
31
32
33
34
35
36
37
29

17
ITEM PART NUMBER QTY DESCRIPTION REMARKS
CS-300 CARBURETOR--WT-589
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
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20
21
22
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24
25
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28
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30
31
32
33
34
35
36
37
A021000230 1 CARBURETOR --WT-589 S/N:03001001-03088645&04001001-04003216
A021000760 1 CARBURETOR --WT-589 S/N:03088646-03999999&04003217-04999999
12314203930 1 COVER,METERINGDIAPHRAGM
------------------ 1 BODY,CARBURETOR NOTAVAILABLESEPARATELY
P003000010 2 CAP,MIXTURELIMITER
12312043131 1 NEEDLE - HIGH SPEED
12311839231 1 NEEDLE - LOW SPEED
12311739530 1 SHAFT,THROTTLE
12311347530 1 SPRING,THROTTLERETURN
12311438830 1 SCREW,THROTTLEVALVE
12311605230 1 VALVE,THROTTLE
12312715030 1 CLIP,THROTTLESHAFT
12315039230 1 LEVER,THROTTLE
12311403930 1 SCREW,THROTTLELEVER
12318609660 1 SPRING,STARTVALVE
12318509660 1 PISTONASY
12313609660 1 BALL
12313419730 1 SCREW,IDLEADJUST
12313311130 1 SPRING,IDLEADJUST
12312409320 1 COVER, FUEL PUMP
12311003930 1 SCREW, PUMP COVER
12310037330 1 REPAIRKIT INCLUDESITEMS21-32
12313002960 4 SCREW,METERINGDIAPHRAGMCOVER
------------------ 1 DIAPHRAGM,METERING
------------------ 1 GASKET,METERINGDIAPHRAGM
------------------ 1 SCREW,METERINGLEVERPIN
------------------ 1 LEVER,METERING
------------------ 1 PIN,METERINGLEVER
------------------ 1 SPRING,METERINGLEVER
------------------ 1 VALVE,INLETNEEDLE
------------------ 1 PLUG,WELCH
------------------ 1 SCREEN,INLET
------------------ 1 DIAPHRAGM,FUELPUMP
------------------ 1 GASKET, FUEL PUMP
12310105960 1 DIAPHRAGM/GASKETKIT INCLUDESITEMS34-37
------------------ 1 DIAPHRAGM,METERING
------------------ 1 GASKET,METERINGDIAPHRAGM
------------------ 1 DIAPHRAGM,FUELPUMP
------------------ 1 GASKET, FUEL PUMP