Zenoah BC3401DLM, BC4301DLM, BC4301DWM, BC3401DWM User Manual

T3115-93120(201)

BRUSHCUTTERS

January 2002

APPLICABLE SERIAL NUMBERS:

NOTE :

1. Use KOMATSU ZENOAH genuine parts as specified in the parts list for repair and/or replacement.

2. KOMATSU ZENOAH does not warrant the machines, which have been damaged by the use of any
parts other than those specified by the company.

3. When placing parts orders for repair and/or replacement, check if the model name and the serial
number are applicable to those specified in the parts list, then use parts number described in the
parts list.

4. The contents described in the parts list are accurate as of the date and may change due to
improvement.

5. The parts for the machine shall be supplied ten (10) years after the machine is discontinued. [It is
possible that some specific parts may be subject to change of their delivery term and list price
within the limit of ten (10) years after the machine is discontinued. It is also possible that some
parts may be available even after the limit of ten (10) years.]

BC3401DLM
BC3401DWM
BC4301DLM
BC4301DWM

200101 and up

Fig.1 CUTTER GROUP

BC3401DLM

1 4050-11110 HOUSING 1
2 4050-11150 CAP 1
3 4050-11210 JOINT 1
4 4050-11250 ABSORBER-F 1
5 4050-11260 ABSORBER-R 1
6 01252-30530 BOLT 4
7 01252-30630 BOLT 1
8 01252-30510 BOLT 1

9 T3113-11310 DRUM 1
10 06004-06202 BEARING 1
11 04065-03515 RING 1
12 04064-01510 RING 1
13 3544-11510 BOLT 4
14 T3113-12100 PIPE COMP 1

ø26x1500

15 3520-12213 SHAFT, spline ø7x7teeth 1

ø7x1536
16 6522-13000 GEARCASE ASSY 1
17 6522-13110 • GEARCASE 1
18 06000-06000 • BEARING 2
19 06000-06202 • BEARING 1
20 3130-13141 • SEAL 1
21 04065-03515 • RING, SNAP 1
22 01252-30510 • BOLT 1
23 3540-13212 • SHAFT 1
24 3540-13220 • GEAR 1
25 3544-13280 • WASHER 1
26 01643-31032 • WASHER 1
27 3540-13290 • BOLT 1 M10(L)
28 6522-13310 • PINION 1
29 06001-06000 • BEARING 1
30 3180-13330 • RING 1
31 04065-02612 • RING 1
32 3540-13260 • BOLT 1
33 0224-40610 • BOLT 1
34 6251-13240 • HOLDER(A) 1
35 3540-13251 • HOLDER(B) 1
36 6520-17100 HANGER ASSY 1
37 6520-17110 • HANGER 1
38 6520-17120 • CLAMP 1
39 6520-18130 • SPACER 1
40 0263-90525 • SCREW 1
41 T3112-12510 PLATE, name 1
42 T3112-12590 PLATE, number 1
43 6425-12552 PLATE, caution 1
44 T3112-14000 HANDLE ASSY 1
45 T3112-14110 • HANDLE 1
46 0263-90530 • SCREW 4
47 6489-24000 GUARD ASSY 1
48 6489-24110 • GUARD 1
49 6489-24200 • PLATE COMP 1
50 6489-24210 • • PLATE 1
51 6489-24220 • • BLADE 1
52 0277-10412 • • SCREW 1
53 6489-24120 • PLATE 1
54 01252-30516 • BOLT 4
55 01601-20513 • WASHER 4
56 3540-13283 COVER 1
57 6251-15910 COVER 1
58 T3300-17100 STRAP ASSY 1
59 6298-14343 SAW 1
60 T3112-18000 GRIP ASSY 1
61 K2300-000240 • GRIP (R) 1
62 K2300-000230 • GRIP (L) 1
63 K3200-000390 • CLAMP (A) 1
64 K3300-000010 • PLATE (A) 1

Key# PART NUMBER DESCRIPTION

Q'TY
/UNIT

NOTE

65 K3300-000020 • PLATE (B) 1
66 K5100-000240 • COLLAR 1
67 K5100-000220 • SPRING 1
68 K2300-000260 • SAFETY LEVER 1
69 K2300-000250 • THROTTLE LEVER 1
70 K3200-000400 • CLAMP (B) 1
71 K5100-000230 • SPRING 1
72 K5100-000210 • SPRING 1
73 K2300-000270 • PLATE 1
74 B1122-C2910H • SCREW 1
75 K2300-000280 • SWITCH 1
76 K5200-000090 • CORD 1
77 K5100-000270 • CABLE COMP 1
78 K5100-000201 • • THROTTLE CABLE 1
79 K5200-000130 • • SLEEVE 1
80 K2300-000390 • LID 1
81 B1176-090530 • SCREW 4
82

B1181-04054606

• NUT 4
83 T3113-91000 TOOL KIT 1
84 1030-91340 • DRIVER 1
85 3144-91160 • SOCKET 1
86 09007-00425 • WRENCH 1
87 09007-00528 • WRENCH 1
88 3540-91110 • BAR 1
89 T3115-93110 MANUAL 1

Key# PART NUMBER DESCRIPTION

Q'TY
/UNIT

NOTE

Fig.1 CUTTER GROUP

BC3401DLM

Fig.2 CUTTER GROUP

BC3401DWM

1 4050-11110 HOUSING 1
2 4050-11150 CAP 1
3 4050-11210 JOINT 1
4 4050-11250 ABSORBER-F 1
5 4050-11260 ABSORBER-R 1
6 01252-30530 BOLT 4
7 01252-30630 BOLT 1
8 01252-30510 BOLT 1

9 T3113-11310 DRUM 1
10 06004-06202 BEARING 1
11 04065-03515 RING 1
12 04064-01510 RING 1
13 3544-11510 BOLT 4
14 T3113-12100 PIPE COMP 1

ø26x1500

15 3520-12213 SHAFT, spline ø7x7teeth 1

ø7x1536
16 6522-13000 GEARCASE ASSY 1
17 6522-13110 • GEARCASE 1
18 06000-06000 • BEARING 2
19 06000-06202 • BEARING 1
20 3130-13141 • SEAL 1
21 04065-03515 • RING, SNAP 1
22 01252-30510 • BOLT 1
23 3540-13212 • SHAFT 1
24 3540-13220 • GEAR, 1
25 3544-13280 • WASHER 1
26 01643-31032 • WASHER 1
27 3540-13290 • BOLT 1 M10(L)
28 6522-13310 • PINION 1
29 06001-06000 • BEARING 1
30 3180-13330 • RING 1
31 04065-02612 • RING 1
32 3540-13260 • BOLT 1
33 0224-40610 • BOLT 1
34 6251-13240 • HOLDER(A) 1
35 3540-13251 • HOLDER(B) 1
36 3530-14900 BRACKET ASSY 1
37 3540-14910 • BRACKET 1
38 3540-14920 • CAP-L 1
39 3540-14930 • CAP-U 1
40 3540-14140 • ABSORBER 2
41 3540-14150 • CLAMP 1
42 3540-14160 • CLAMP 1
43 01252-30525 • BOLT 6
44 01252-30530 • BOLT 4
45 3530-14171 • SPACER 2
46 6520-17100 HANGER ASSY 1
47 6520-17110 • HANGER 1
48 6520-17120 • CLAMP 1
49 6520-17130 • SPACER 1
50 0263-90525 • SCREW 1
51 T3113-12510 PLATE, name 1
52 T3113-12590 PLATE, number 1
53 6425-12552 PLATE, caution 1
54 6489-24000 GUARD ASSY 1
55 6489-24110 • GUARD 1
56 6489-24200 • PLATE COMP 1
57 6489-24210 • • PLATE 1
58 6489-24220 • • BLADE 1
59 0277-10412 • • SCREW 1
60 6489-24120 • PLATE 1
61 01252-30516 • BOLT 4
62 01601-20513 • WASHER 4
63 3540-13283 COVER 1
64 6251-15910 COVER 1

Key# PART NUMBER DESCRIPTION

Q'TY
/UNIT

NOTE

65 6220-17202 HARNESS ASSY 1
66 4050-17110 PROTECTOR 1
67 3540-93120 BAND 1
68 6298-14343 SAW 1
69 T3111-14300 HANDLE-L COMP 1
70 T3113-14100 HANDLE-R COMP 1
71 T3111-14110 • HANDLE-R 1
72 K6010-000550 • GRIP&LEV, COMP 1
73 K2200-000040 • • LABEL 1
74 K2300-000050 • • GRIP (L) 1
75 B1181-040545 • • NUT 1
76 K2300-000080 • • SWITCH 1
77 K5100-000030 • • SPRING 1
78 K5100-000040 • • SPRING 1
79 K2300-000090 • • HOLDER 1
80 B1122-C2910H • • SCREW, M3x10 2 Tapping
81 K5100-000020 • • SPRING 1
82 K2300-000070 • • LEVER 1
83 K5100-000010 • • SPRING 1
84 K2300-000060 • • LEVER 1
85 K1300-000060 • • PLUG 1
86 K5100-000050 • • SPRING 1
87 K2300-000040 • • GRIP (R) 1
88 B1111-A0530H • • SCREW, M5x30 1
89 B1122-C4220H • • SCREW, M4x20 5 Tapping
90 K5200-000070 • CORD 1
91 K5100-000130 • CABLE 1
92 K5200-000080 • TUBE 1
93 T3113-91000 TOOL KIT 1
94 1030-91340 • DRIVER 1
95 3144-91160 • SOCKET 1
96 09007-00425 • WRENCH 1
97 09007-00528 • WRENCH 1
98 3540-91110 • BAR 1
99 T3115-93110 MANUAL 1

Key# PART NUMBER DESCRIPTION

Q'TY
/UNIT

NOTE

Fig.2 CUTTER GROUP

BC3401DWM