
Table of Contents Part Number Index
CS-280E CHAIN SAW Carburetor
REMARKSDESCRIPTIONQTYPART NUMBERITEM
Screw4125344139301
Cover, diaphragm1125342139302
Diaphragm13
Gasket, diaphragm14
Disk1125375139305
Screw11253391393010
Clip11253271393012
Needle, high speed11253201393015
Needle, idle11253181393016
Return spring11253131393017
Throttle shaft11253171393018
Throttle shutter11253161393019
Diaphragm, fuel pump122
Gasket. fuel pump123
Pump cover11253241393124
Screw, idle adjustment11253341393025
Screw11253101393026
Screw11253481393027
Throttle lever11253501393128
Friction piece11253781393029
Welsh Plug11253451393031
Diaphragm, surge132
Included in Repair Kit P/N 12530015130 & Gasket,
Diaphragm Kit P/N 12530115130
Included in Repair Kit P/N 12530015130 & Gasket,
Diaphragm Kit P/N 12530115130
Included in Repair Kit P/N 12530015130Valve arm16
Included in Repair Kit P/N 12530015130Arm pin17
Included in Repair Kit P/N 12530015130Needle valve18
Included in Repair Kit P/N 12530015130Coil spring19
Included in Repair Kit P/N 12530015130Orifice, main fuel11253761393011
Includes item 14Coil spring21253191393013
Included in Coil spring item 1314
Included in Repair Kit P/N 12530015130Screw120
Included in Repair Kit P/N 12530015130Screen121
Included in Repair Kit P/N 12530015130 & Gasket,
Diaphragm Kit P/N 12530115130
Included in Repair Kit P/N 12530015130 & Gasket,
Diaphragm Kit P/N 12530115130
Included in Repair Kit P/N 12530015130 & Gasket,
Diaphragm Kit P/N 12530115130
Includes items 3, 4, 6, 7, 8, 9, 20, 21, 22, 23 & 32Repair Kit12530015130
Includes items 3, 4, 22, 23 & 32Gasket, Diaphragm Kit12530115130
99922203922_C - 5 - REVISED 01/23/07

Table of Contents Part Number Index
CS-280E CHAIN SAW Unit Complete
REMARKSDESCRIPTIONQTYPART NUMBERITEM
Includes item 1-3Cover ass'y, air cleaner113030215032
Thumb bolt1130406139321
Cover, air cleaner1130313150322
E-ring 41900700000043
Air filter1130310139304
Screw 4x10 w/W, SW2900242040105
Bracket, air filter1130405139316
Cushion1131920139307
Grommet1132115014609
Fuel pipe11320101393210
Fuel strainer11312050083011
1
Includes item 14-15Cap ass'y, fuel tank113100413931
1
2
Includes item 28-29Auto oiler ass'y14370001393027
3
3
67
68
11310101393012
Fuel tank
Cushion11002231393113
Gasket, fuel tank11310161393014
Cap, fuel tank11310171393115
11313140033016
Check valve
Cushion11319241393017
Screw 5x50 w/W,SW29002420505019
Choke rod11785101393020
Choke shutter11785151393021
Spacer11785160393022
Carburetor ass'y11252001393223
Gasket11300160643024
11300001393125
Insulator
Gasket11300101393026
O-ring34370200283028
Coil spring14370190283029
Screw 4x2019002420402035
Top handle13510101393236
Screw 4x18 w/W, SW49002420401837
Spring11780911393038
Spring pin 5x1819003405001839
Throttle control lockout11780901393040
Grip, handle13510121393041
Throttle trigger11780101393042
Throttle rod11780111393043
Spring pin 5x2519003405002544
Grommet11782100023045
Decal18901511393046
Screw21002441393047
Nut11001390393061
Adjusting screw14330161393062
Tensioner14330141123063
Clip14330281103064
Plug11006141393065
Stud24330111393066
Guide Bar
Saw Chain
Cover, guide bar14330051393069
Flange nut 624330190393270
Decal, ECHO1890137139371
Washer11750151393173
Needle bearing11750120393074
99922203922_C - 7 - REVISED 01/23/07

Table of Contents Part Number Index
Part Number Index
Click The Page Number After Any Part Number To Veiw The Diagram Containing That Part.
PagePart Number
PagePart Number
PagePart Number
5, 7...................................
810001013931 ............
810001105731 ............
810001313930 ............
810001504630 ............
810010013931 ............
810013106520 ............
710013903930 ............
810020013933 ............
810021211230 ............
810021303930 ............
810021503930 ............
710022313931 ............
810024213931 ............
710024413930 ............
710061413930 ............
810101013930 ............
810101113930 ............
810101407131 ............
910150713931 ............
712520013932 ............
512530015130 ............
512530115130 ............
512531013930 ............
512531313930 ............
512531613930 ............
512531713930 ............
512531813930 ............
512531913930 ............
512532013930 ............
512532413931 ............
512532713930 ............
512533413930 ............
512533913930 ............
512534213930 ............
512534413930 ............
512534513930 ............
512534813930 ............
512535013931 ............
512537513930 ............
512537613930 ............
512537813930 ............
812901013930 ............
912901513930 ............
713000013931 ............
713001013930 ............
713001606430 ............
713030215032 ............
713031013930 ............
713031315032 ............
713040513931 ............
713040613932 ............
713100413931 ............
713101013930 ............
713101613930 ............
713101713931 ............
913103813930 ............
713120500830 ............
713131400330 ............
713192013930 ............
713192413930 ............
713201013932 ............
713211501460 ............
813211511130 ............
814551013930 ............
814580313931 ............
814585813931 ............
814585913930 ............
814586113930 ............
814586213931 ............
814587613931 ............
815211705530 ............
815611413930 ............
815660115030 ............
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815662614930 ............
915680013930 ............
815901013930 ............
815901100510 ............
815901201620 ............
915911213930 ............
916202113931 ............
916340006520 ............
916341313930 ............
817500013930 ............
917500515330 ............
717501203930 ............
817501411231 ............
717501513931 ............
817530513930 ............
817531113930 ............
917720013931 ............
917721404630 ............
917721506530 ............
917721713930 ............
917721813930 ............
917722006530 ............
917722705330 ............
917722811130 ............
917723413930 ............
917724704630 ............
717801013930 ............
717801113930 ............
717809013930 ............
717809113930 ............
717821000230 ............
717851013930 ............
717851513930 ............
717851603930 ............
817881003330 ............
735101013932 ............
735101213930 ............
935120513931 ............
935182613930 ............
935182713930 ............
843300013930 ............
743300513930 ............
743301113930 ............
743301411230 ............
743301613930 ............
743301903932 ............
843302000830 ............
743302811030 ............
843600113932 ............
843601313932 ............
843611413930 ............
843620502832 ............
743700013930 ............
743701902830 ............
743702002830 ............
843721013930 ............
989001211132 ............
78901371393 ..............
789015113930 ............
989015713930 ............
989541003930 ............
890022005020 ............
990024104010 ............
7, 890024204010 ............
890024204016 ............
790024204018 ............
790024204020 ............
990024204025 ............
890024204030 ............
890024205020 ............
890024205022 ............
790024205050 ............
790034050018 ............
790034050025 ............
990050200008 ............
990060000008 ............
890060200005 ............
990060300005 ............
990060500008 ............
790070000004 ............
890070200032 ............
890072000016 ............
890081036201 ............
999944400040 ............
99922203922_C - 10 - REVISED 01/23/07

Table of Contents Part Number Index
Part Description Index
Click The Page Number After Any Part Desciption To Veiw The Diagram Containing That Part.
.....5, 7
A
Adapter.....8
Adjusting screw.....7
Air filter.....7
Arm pin.....5
Auto oiler ass'y.....7
B
Ball bearing 6201.....8
Bracket, air filter.....7
C
C.D. Ignition module.....8
Cap ass'y, fuel tank.....7
Cap ass'y, oil tank.....8
Cap, fuel tank.....7
Cap, oil tank.....8
Cap, spark plug.....8
Carburetor ass'y.....7
Chain catcher.....8
Check valve.....7
Check valve (s).....8
Choke rod.....7
Choke shutter.....7
Circlip 32.....8
Circlip, piston pin.....8
Clamp.....9
Clip.....5, 7
Clutch ass'y.....8
Clutch Drum.....9
Coil spring.....5, 7
Coil spring, plug cap.....8
Cover ass'y, air cleaner.....7
Cover tube.....8
Cover, air cleaner.....7
Cover, diaphragm.....5
Cover, guide bar.....7
Crankcase set.....8
Crankshaft ass'y.....8
Cushion.....7
Cylinder.....8
D
Decal.....7, 9
Decal, ECHO.....7
Decal, switch.....9
Diaphragm.....5
Diaphragm, fuel pump.....5
Diaphragm, surge.....5
Disk.....5
E
E-ring 4.....7
F
Fan cover.....9
Flange nut 6.....7
Flywheel.....9
Friction piece.....5
Front handle.....9
Fuel pipe.....7
Fuel strainer.....7
Fuel tank.....7
G
Gasket.....7
Gasket, crankcase.....8
Gasket, cylinder base.....8
Gasket, diaphragm.....5
Gasket, Diaphragm Kit.....5
Gasket, fuel tank.....7
Gasket, muffler.....8
Gasket. fuel pump.....5
Grip, handle.....7
Grommet.....7, 8, 9
Ground plate.....9
Guard, front.....9
Guide Bar.....7
I
Ignition coil.....8
Insulator.....7
K
Knock pin.....8
L
Lead wire.....9
Lid.....8
Lock nut 5.....8
M
Muffler.....8
Muffler ass'y (SAM).....8
Muffler lid.....8
N
Needle bearing.....7
Needle valve.....5
Needle, high speed.....5
Needle, idle.....5
Nut.....7
Nut 8.....9
O
Oil pipe.....8
Oil seal.....8
Oil strainer.....8
Orifice, main fuel.....5
O-ring.....7
O-ring 16.....8
P
Piston.....8
Piston pin.....8
Piston ring.....8
Plug.....7
Pump cover.....5
R
Ratchet.....9
Recoil drum.....9
Recoil starter ass'y.....9
Repair Kit.....5
Return spring.....5
Return spring, ratchet.....9
Rewind spring.....9
Rope.....9
Rope guide.....9
Saw Chain.....7
Screen.....5
Screen (SAM only).....8
Screw.....5, 7, 9
Screw 4x10.....8
Screw 4x10 w/SW.....9
Screw 4x10 w/W, SW.....7
Screw 4x16 w/W, SW.....8
Screw 4x18 w/W, SW.....7
Screw 4x20.....7
Screw 4x25 w/W. SW.....9
Screw 4x30 w/W, SW.....8
Screw 5x20.....8
Screw 5x20 w/W. SW.....8
Screw 5x22 w/W, SW.....8
Screw 5x50 w/W,SW.....7
Screw, idle adjustment.....5
Seal.....9
Seal plate.....8
See Ref No. 95.....8
Spacer.....7, 8, 9
Spark plug CJ8Y.....8
Spring.....7
Spring pin 5x18.....7
Spring pin 5x25.....7
Spring washer 8.....9
Starter handle.....9
Stud.....7, 8
Switch.....9
Tensioner.....7
Throttle control lockout.....7
Throttle lever.....5
Throttle rod.....7
Throttle shaft.....5
Throttle shutter.....5
Throttle trigger.....7
Thumb bolt.....7
Top handle.....7
Valve arm.....5
Washer.....7, 8, 9
Washer 5.....8
Washer 8.....9
Welsh Plug.....5
Woodruff key.....8
Wrench w/s. driver.....9
S
T
V
W
99922203922_C - 11 - REVISED 01/23/07