Makita Chainsaw DCS642120 User Manual

PARTS BREAKDOWN  
DCS642120  
rev 0_12/02/2010  
CONTENTS:  
1) Fuel tank, Tubular grip  
2) Hood, Air filter, Muffler  
3) Cylinder, Crankcase  
4) Ignition electronics, Starter  
5) Oil pump, Clutch  
6) Chain brake  
7) Carburetor  
8) Accessories  
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Page 1 of 13  
PB_12-2010_rev 0  
PARTS BREAKDOWN  
DCS642120  
rev 0_12/02/2010  
2) HOOD, AIR FILTER, MUFFLER  
22  
45  
23  
24  
44  
43  
42  
41  
47  
39  
40  
34  
48  
49  
46  
52  
51  
53  
29  
50  
USA  
32  
38  
37  
36  
31  
25  
30  
35  
33  
54  
26  
27  
61  
55  
61  
62  
62  
56  
55  
60  
59  
314  
58  
313  
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Page 3 of 13  
PB_12-2010_rev 0  
PARTS BREAKDOWN  
DCS642120  
rev 0_12/02/2010  
3) CYLINDER, CRANKCASE  
68  
63  
69  
70  
64  
65  
66  
67  
71  
73  
82  
72  
83  
86  
79  
USA  
96  
89  
97  
98  
88  
95  
74  
80  
81  
76  
75  
99  
77  
100  
87  
94  
91  
93  
90  
92  
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Page 4 of 13  
PB_12-2010_rev 0  
PARTS BREAKDOWN  
DCS642120  
rev 0_12/02/2010  
4) IGNITION ELECTRONICS, STARTER  
111  
104  
102  
107  
101  
181  
103  
108  
112  
105  
106  
109  
110  
116  
117  
113  
122  
121  
126  
125  
123  
115  
118  
114  
124  
119  
120  
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Page 5 of 13  
PB_12-2010_rev 0  
PARTS BREAKDOWN  
DCS642120  
rev 0_12/02/2010  
5) OIL PUMP, CLUTCH  
135  
137  
136  
129  
134  
127  
133  
130  
128  
132  
131  
138  
139  
141  
223  
143  
140  
A
M
T
E
R
E
144  
W
O
P
145  
146  
7
-
8
/
3
142  
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Page 6 of 13  
PB_12-2010_rev 0  
PARTS BREAKDOWN  
DCS642120  
rev 0_12/02/2010  
6) CHAIN BRAKE  
147  
148  
149  
150  
151  
152  
153  
156  
159  
170  
161  
154  
155  
162  
163  
174  
160  
157  
158  
180  
167  
178  
169  
USA  
171  
168  
172  
173  
175  
179  
166  
176  
164  
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Page 7 of 13  
PB_12-2010_rev 0  
PARTS BREAKDOWN  
DCS642120  
rev 0_12/02/2010  
7) CARBURETOR  
203  
202  
207  
201  
218  
214  
210  
L
219  
H
220  
209  
208  
221  
211  
222  
USA / EPA  
206  
212  
213  
204  
205  
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Page 8 of 13  
PB_12-2010_rev 0  
PARTS BREAKDOWN  
DCS642120  
rev 0_12/02/2010  
8) ACCESSORIES  
307  
311  
305  
301  
302  
303  
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Page 9 of 13  
PB_12-2010_rev 0  
PARTS BREAKDOWN  
DCS642120  
rev 0_12/02/2010  
Products with multiple versions are listed in subsiding order with the newest version on top not indented.  
Corresponding bulletins are attached. Select bulletin name or attachment to view.  
Tech Bulletin Fig. No. Part No.  
Description  
Q'ty Unit  
Notes  
1
038-310-020  
TUBULAR HANDLE ASSY  
CLAMP, DCS6401  
SCREW 6x14  
1
1
1
4
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
1
1
1
1
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
2
1
1
2
038-310-061  
908-006-145  
913-455-204  
038-114-608  
957-114-061  
038-114-630  
038-117-020  
038-117-030  
038-117-010  
038-117-050  
935-930-240  
935-930-280  
010-117-040  
913-340-204  
038-114-051  
975-001-241  
010-114-050  
963-228-030  
963-601-122  
963-601-240  
038-118-622  
038-173-101  
038-173-011  
038-118-630  
038-118-110  
938-650-062  
038-118-120  
038-155-051  
038-155-020  
965-401-020  
001-118-100  
038-155-060  
908-005-205  
001-118-100  
038-111-050  
038-111-060  
908-204-555  
921-804-004  
038-155-012  
038-131-031  
038-171-041  
038-131-011  
965-603-050  
965-452-380  
038-171-011  
038-118-690  
038-118-140  
038-118-130  
917-105-205  
038-171-030  
038-118-100  
3
4
SCREW 5.5x20  
5
TANK CPL., DCS6401  
AIR VALVE CPL, DCS6401  
GRIP PLATE, blue  
CATCH LEVER  
6
7
8
9
ROCKER  
10  
11  
12  
13  
14  
15  
16  
17  
18  
19  
20  
21  
22  
23  
24  
25  
26  
27  
29  
30  
31  
32  
33  
34  
35  
36  
37  
38  
39  
40  
41  
42  
43  
44  
45  
46  
47  
48  
49  
50  
51  
52  
53  
THROTTLE LEVER  
SPRING  
CYLINDRICAL PIN 3x24  
CYLINDRICAL PIN 3x28  
BOWDEN CABLE  
SCREW 4x20 S27  
FUEL LINE, DCS6401  
SHORT CIRCUIT SWITCH, DCS6401  
TANK CAP cpl.  
PACKING RING 28x3  
SUCTION HEAD CPL., DPC7321  
FELT for SUCTION HEAD  
COVER GREY, DCS6401  
AIR FILTER CPL., DCS6401  
AIR FILTER COMPLETE, NYLON, DCS6401  
BOTTOM, blue  
RUBBER FLAP  
RIVET  
ADJUSTING GUIDE  
CHOKE SHAFT, DCS6401  
CHOKE GUIDE  
RUBBER BUSH  
BUSHING  
SPACER L=30MM  
SCREW 5x20  
BUSHING  
CLIP  
SQUARE NUT M5  
SCREW 4x55  
SQUARE NUT M4  
RETAINING CLIP, DCS6401  
INSERT FOR SUCTION HOSE, DCS6401  
FLANGE  
SUCTION HOSE, DCS6401  
HOSE CLAMP  
TUBE,L=65  
CONNECTING MUFF, DCS7901  
HOOD cpl., grey  
INSERT  
CABLE GUIDE  
SCREW M5x20  
HOLDER  
PLUG  
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Page 10 of 13  
PB_12-2010_rev 0  
PARTS BREAKDOWN  
DCS642120  
rev 0_12/02/2010  
Products with multiple versions are listed in subsiding order with the newest version on top not indented.  
Corresponding bulletins are attached. Select bulletin name or attachment to view.  
Tech Bulletin Fig. No. Part No.  
038-118-071  
Description  
Q'ty Unit  
Notes  
54  
55  
56  
58  
59  
60  
61  
62  
63  
64  
65  
66  
67  
68  
69  
70  
71  
72  
73  
74  
75  
76  
77  
79  
80  
81  
82  
83  
86  
87  
88  
89  
90  
91  
92  
93  
94  
95  
96  
97  
98  
99  
100  
101  
102  
103  
104  
105  
106  
107  
108  
109  
STEEL CLIP  
2
1
1
1
1
1
1
2
1
1
1
1
2
1
4
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
6
2
1
1
1
1
2
1
1
1
1
1
1
3
1
1
038-174-300  
038-174-910  
965-531-131  
038-174-021  
038-174-030  
908-305-405  
908-405-205  
040-130-033  
325-132-033  
325-132-050  
119-132-030  
119-132-060  
001-131-150  
908-805-235  
038-114-152  
965-531-160  
038-120-021  
962-210-019  
960-102-159  
960-102-179  
038-111-660  
038-111-641  
038-250-201  
038-111-171  
908-005-165  
010-114-050  
963-228-030  
962-900-052  
962-900-061  
038-114-130  
913-455-204  
038-114-130  
038-114-190  
913-455-204  
038-114-141  
908-005-305  
936-430-160  
038-111-042  
934-660-250  
908-005-125  
010-245-030  
038-232-010  
038-160-604  
928-405-000  
038-112-630  
001-161-020  
108-164-020  
985-000-155  
908-605-205  
038-162-024  
924-605-510  
MUFFLER  
SPARK ARRESTOR SCREEN  
GASKET, DPC8112  
COVER PLATE, DCS6401  
CONNECTING LINK  
SCREW M5x40  
SCREW M5x20  
CYLINDER/PISTON CPL., DCS6401  
PISTON CPL. (47), DPC6410  
PISTON RING (D=47)  
PISTON PIN  
SPRING RING C12x1  
DECOMPRESSION VALVE  
SCREW W/SPRING WASHER, DPC7331  
SPRING W/THREADED INSERT, DCS6401  
GASKET, DPC6410  
CRANKSHAFT, DCS6401  
NEEDLE CAGE  
BALL BEARING 6202  
BALL BEARING 6203 C4  
CRANKCASE MAG.SIDE-BLUE, DCS6401  
CRANKCASE CLUTCH SIDE,BLUE, DCS6401  
SPIKE BAR (CRANKCASE), DCS6401  
CHAIN CATCH, DCS6401  
SCREW 5x16  
TANK CAP cpl.  
PACKING RING 28x3  
RADIAL RING  
RADIAL RING 17x28x5/4  
SPRING cpl.,w/cap  
SCREW 5.5x20  
SPRING cpl.,w/cap  
POT  
SCREW  
SPRING, DCS6401  
SCREW 5x30  
SPIRAL CLAMPING PIN 3x16  
GASKET  
SLOTTED PIN 6x24  
SCREW 5X12  
VENT VALVE  
BOLT  
STARTER ASS'Y., DCS6401  
SPRING WASHER  
FAN HOUSING, blue  
STARTER GRIP, DPC6410  
STARTER ROPE,(L=980MM)  
STARTER ROPE, (L=100M)  
SCREW M5x20  
CABLE DRUM, DCS6401  
WASHER 5.5x18x1.6  
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Page 11 of 13  
PB_12-2010_rev 0  
PARTS BREAKDOWN  
DCS642120  
rev 0_12/02/2010  
Products with multiple versions are listed in subsiding order with the newest version on top not indented.  
Corresponding bulletins are attached. Select bulletin name or attachment to view.  
Tech Bulletin Fig. No. Part No.  
913-455-204  
Description  
Q'ty Unit  
Notes  
110  
111  
112  
113  
114  
115  
116  
117  
118  
119  
120  
121  
122  
123  
124  
125  
126  
127  
128  
129  
130  
131  
132  
133  
134  
135  
136  
137  
138  
139  
140  
141  
142  
143  
144  
145  
146  
147  
148  
149  
150  
151  
152  
153  
154  
155  
156  
157  
158  
159  
160  
161  
SCREW 5.5x20  
1
1
1
1
1
1
1
1
1
1
1
2
2
1
2
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
3
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
980-114-835  
038-112-020  
970-502-110  
038-143-041  
038-143-030  
957-604-240  
965-603-021  
965-401-011  
970-311-540  
915-135-100  
908-304-205  
038-111-110  
038-141-000  
108-166-051  
926-208-001  
920-208-024  
038-245-011  
030-245-070  
001-245-140  
038-245-110  
038-245-031  
908-005-125  
038-224-021  
038-245-061  
038-245-020  
900-005-066  
963-601-100  
001-182-042  
038-180-011  
024-184-021  
957-223-092  
962-300-009  
119-224-070  
181-224-081  
021-224-011  
927-408-000  
038-213-221  
980-114-237  
908-405-205  
038-213-160  
957-213-030  
927-304-000  
908-005-206  
038-213-150  
038-213-130  
038-213-200  
038-213-010  
915-135-100  
038-213-040  
915-135-100  
038-111-030  
LABEL  
AIR DUCT  
INSULATING HOSE,L=140  
IGNITION COIL RED, DCS6401H  
CABLE HARNESS  
PLUG CAP  
SPARK PLUG  
RUBBER BUSH  
EARTH CABLE  
SCREW BZ3.5x9.5  
SCREW 4x10x20 S27  
CLIP  
FLYWHEEL ASSY.  
STARTER RATCHET cpl.  
SPRING WASHER  
HEXAGONAL NUT M8x1  
OIL PUMP CPL., DCS6401  
REPAIR KIT  
ANGULAR NIPPLE  
OIL LINE  
PUMP DRIVE, DCS6401  
SCREW 5x12  
DISC, DCS6401  
OIL LINE, DCS6401  
SUCTION LINE OIL cpl.  
DISTANCE RING  
STRAINER SCREEN  
GUIDE DISC, DCS6401  
CLUTCH ASS'Y, DCS6401  
SPRING  
CLUTCH DRUM CPL., DCS6401  
NEEDLE SLEEVER, DCS510  
RIM SPROCKET, T=3/8"  
DISC, DCS510  
DISC, DCS340  
WASHER, D=8x1.3  
HAND GUARD CPL., DCS6401  
LABEL  
SCREW 5x20  
BUSHING  
BRAKING MECHANISM  
WASHER 4  
SCREW 5x20  
POT  
SPRING  
FOAM SPONGE  
BRAKE SPRING  
SCREW BZ3.5x9.5  
PLATE  
SCREW BZ3.5x9.5  
GUIDE PLATE  
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Page 12 of 13  
PB_12-2010_rev 0  
PARTS BREAKDOWN  
DCS642120  
rev 0_12/02/2010  
Products with multiple versions are listed in subsiding order with the newest version on top not indented.  
Corresponding bulletins are attached. Select bulletin name or attachment to view.  
Tech Bulletin Fig. No. Part No.  
915-135-100  
Description  
Q'ty Unit  
Notes  
162  
163  
164  
166  
167  
168  
169  
170  
171  
172  
173  
174  
175  
176  
178  
179  
180  
181  
201  
202  
203  
204  
205  
206  
207  
208  
209  
210  
211  
212  
213  
214  
218  
219  
220  
221  
222  
223  
301  
302  
303  
305  
307  
311  
313  
314  
SCREW BZ3.5x9.5  
1
1
1
1
1
1
2
1
1
1
1
1
1
2
1
2
2
1
1
1
1
1
4
1
1
1
1
1
1
1
1
2
1
1
1
3
1
1
1
1
1
1
1
1
1
2
038-213-641  
038-213-635  
038-213-190  
957-213-023  
038-213-080  
038-213-210  
028-213-010  
957-213-040  
038-213-091  
038-213-070  
915-135-100  
024-213-240  
923-208-004  
038-250-211  
908-005-125  
920-405-000  
038-162-050  
038-153-023  
038-153-030  
038-153-360  
038-153-040  
001-153-020  
038-153-410  
038-153-070  
038-153-210  
038-153-220  
036-153-040  
957-153-061  
957-153-051  
957-153-070  
038-153-260  
038-153-310  
038-153-290  
038-153-300  
038-153-250  
038-153-320  
900-007-010  
940-827-000  
941-719-131  
944-340-001  
445-050-665  
SPROCKET GUARD CPL., DCS6401  
SPROCKET GUARD, blue  
CHIP GUIDE  
CHAIN TENSIONER, DCS6401  
BUSHING  
SPRING WASHER  
WASHER 12x9  
TENSIONING SCREW, DCS6401  
SQUARE NUT, DCS6401  
TENSIONING SCREW BEARING  
SCREW BZ3.5x9.5  
CHAIN GUIDE  
HEX. NUT M8  
SPIKE BAR, DCS6401  
SCREW M5x12  
HEX. NUT M5  
SPACER  
CARBURETOR, DCS6401  
PUMP COVER  
SCREW  
DIAPHRAGM COVER  
SCREW  
DIAPHRAGM/GASKETS SET, DCS6401  
PUMP DIAPHRAGM  
LOCKING BALL  
IDLE STOP SCREW (S)  
SCREEN, DCS34  
THROTTLE SHAFT KIT, DCS6401  
CHOKE SHAFT KIT, DCS6401  
CONTROL PARTS, DCS6401  
SPRING  
LIMITER CAP  
IDLE ADJUSTM. SCREW-L  
MAIN ADJUSTM. SCREW-H  
WASHER  
ADJUSTING GUIDE  
WASHER, DCS6401  
ANGLED SCREW DRIVER  
UNIVERSAL WRENCH  
SCREW DRIVER  
20" GUIDE BAR .050, 3/8"  
523-102-072A 20" CHAIN , .050-3/8,DCS6401-20  
952-100-653  
038-174-340  
908-005-095  
CHAIN PROTECTION,20-24"  
CARRIER FOR CATALYST  
SCREW M5X9, DCS5200I  
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Page 13 of 13  
PB_12-2010_rev 0  

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