Zenoah STRATO-CHARGED EBZ4800 User manual

T4028-EBZ4800 (312)
EBZ4800
Strato-Charged BACKPACK BLOWER
Nov. 2003
NOTE :
1. Use KOMATSU ZENOAH genuine parts specified in the parts list for repair and/or replacement.
2. KOMATSU ZENOAH does not warrant the machines, those which have been damaged by the use
of any parts other than those specified by the company.
3. When placing orders of parts for repair and/or replacement, check if the model name and the serial
number are suitable to those specified in the parts list, then use parts number described in the
parts list.
4. The contents described in the parts list may change due to improvement.
5. The parts for the machine shall be supplied within 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. And it is also possible that some
parts may be available even after the limit of ten (10) years.]
APPLICABLE SERIAL NUMBERS : 301604 and up

Fig.1 BLOWER GROUP (S/N 301604 and up)
EBZ4800

1T4017-31110 VOLUTE CASE 1
2T4017-31210 VOLUTE COVER 1
3T4970-52510 SCREW 10
4T4970-52510 SCREW 3
53490-11150 ELBOW 1
607000-02095 O-RING 1
7T4960-57030 SCREW 2
83310-53331 NUT 2
9T4017-31310 FUNNEL 1
10 1140-72231 CLAMP 1
11 T4970-51410 SCREW 1
12 2750-31290 TUBE 1
13 T4017-31510 FAN 1
14 T4950-63031 BOLT 4
15 T4017-31610 ENGINE COVER-A 1
18 T4970-52510 SCREW 5
19 T4017-32100 FLAME-C 1
20 3490-21121 • RING 2
21 2756-32310 BAND (A) 2
22 T4017-32320 BAND (B) 2
23 2756-32910 BUCKLE 2
24 T4017-21310 PAD 1
25 3495-21320 CLIP 5
26 T4017-32500 NET-C 1
27 1480-74710 CLIP 4
30 2750-32510 DAMPER, UPPER 1
31 2750-32520 WASHER 1
32 T4972-54010 SCREW 1
33 T4960-51631 SCREW 2
34 2750-32610 DAMPER, LOWER 2
35 2750-32620 NUT 2
36 T4017-85100 TANK ASSY 1
37 T1015-85202 • CAP-A 1
38 4500-85300 • • HOLDER-A 1
39 4500-85220 • • PACKING 1
40 5601-85260 • • FILTER 1
41 4820-85260 • • STOPPER 1
42 2750-85300 • PIPE COMP 1
43 3302-85400 • FILTER 1
44 1260-85460 • CLIP 1
45 T4960-51231 SCREW 2
46 1950-86120 CLIP 1
47 3436-91170 LABEL, CAUTION 1
48 T4012-32610 LABEL, NET 1
50 T2990-21040 LABEL 1
51 T4017-51110 HOSE 1
52 2750-51200 SWIVEL JOINT 1
53 T4017-51300 PIPE, SILENCER 1
54 6811-51220 PIPE, END 1
Key# PART NUMBER DESCRIPTION Q'TY
/UNIT NOTE
55 2756-51220 PIPE, END 1
56 2756-51510 CLAMP 1
57 2756-51520 CLAMP 1
58 T4017-91000 TOOL SET 1
59 3540-91120 • SPANNER 1
60 T4017-91130 • SOCKET 1
61 6811-51200 FLAT NOZZLE SET 1 *Acc
62 6811-51211 PIPE 1 *Acc
63 6811-51230 FLAT NOZZLE 1 *Acc
Key# PART NUMBER DESCRIPTION Q'TY
/UNIT NOTE
Fig.1 BLOWER GROUP (S/N 301604 and up)
EBZ4800
*Acc: Accessory, which is not included in standard package.

Fig.2 ENGINE GROUP (S/N 301604 and up)
EBZ4800

1T1108-12110 CYLINDER 1
2T1108-12210 GASKET, BASE 1
3 4820-12130 BOLT 4
4T1108-12310 PLATE 1
5T4960-50810 SCREW 2
6T1108-13160 INSULATOR 1
7 8488152000 BOLT 4
8848GC01431 GASKET, INSU 1
9T1108-13130 GASKET, CARB 1
10 T1108-15110 MUFFLER 1
13 T4950-67031 BOLT 2
14 T4950-61431 BOLT 1
15 T1108-15210 GASKET, MUFF 1
16 T1108-21101 CRANKCASE-C 1
17 T1108-21140 GASKET, CASE 1
18 T4012-21240 BEARING 2
19 T4019-21210 SEAL 1
20 T1108-21220 SEAL 1
21 04065-03515 SNAPRING 1
22 4820-21310 BOLT 4
23 2750-21211 COVER, MAG 1
24 4820-72150 BOLT 1
25 T1108-41110 PISTON 1
26 2670-41211 RING, PISTON 2
27 2880-41310 PIN 1
28 3350-41320 SNAPRING 2
29 1400-41410 BEARING 1
30 2616-41510 WASHER 2
31 T1108-42000 CRANKSHAFT-C 1
32 1300-42410 SHIM 1
33 1400-43230 NUT 2
34 1000-43240 KEY 1
35 T1108-71110 ROTOR 1
36 T1108-71200 COIL-A 1
37 T1108-72110 • CAP 1
38 T1108-72120 • SPRING 1
39 T1108-72130 • TUBE 1
40 5500-72130 • GROMMET 1
41 4820-72150 BOLT 2
42 T1108-71240 CORD COMP 1
T2070-73110
SPARK PLUG (CHAMPION) 1**RZ7C
43 T1108-73110
SPARK PLUG (NGK) 1**CMR7H
44 1487-75001 STARTER-A 1
45 1487-75101 • RECOIL-A 1
46 1180-75221 • • SPRING 1
47 1487-75120 • • REEL 1
48 1487-75140 • • DOG 1
49 1861-75150 • • WASHER 1
50 1483-75270 • • SCREW 1
51 1487-75160 • • RETAINER 1
52 1487-75170 • • WASHER 1
Key# PART NUMBER DESCRIPTION Q'TY
/UNIT NOTE
53 1400-75160 • • ROPE 1
54 1400-75170 • • KNOB 1
55 1487-75211 • PULLEY 1
56 T4960-51431 SCREW 4
58 T1108-81000 CARBURETOR 1
59 T4950-56240 BOLT 2
60 T1108-82100 BODY-A 1
61 T1108-82130 • PLATE, CHOKE 1
62 T1108-82140 • LEVER 1
63 T1108-82190 • SCREW 1
64 T1108-82180 • O-RING 1
65 T1108-82150 PLATE 1
66 T1108-82300 PACKING-C 1
67 T1108-82310 • PACKING 1
68 T1108-82320 • SCREEN 1
69 T1108-82170 ELEMENT 1
70 T1108-82200 COVER-A 1
71 T1108-82220 • KNOB 2
72 T1108-82061 LABEL, CHOKE 1
73 T4950-64031 BOLT 6
74 6129-61210 BAND 1
75 T4028-75610 LABEL, RECOIL 1
101 T1108-05010 SHORT BLOCK 1 *Acc
102 T1108-06010 GASKET KIT 1 *Acc
103 2750-96100 PULLER 1 *Acc
104 4810-96220 STOPPER 1 *Acc
105 2750-96230 GUIDE 1 *Acc
106 2750-96240 GAUGE 1 *Acc
Key# PART NUMBER DESCRIPTION Q'TY
/UNIT NOTE
Fig.2 ENGINE GROUP (S/N 301604 and up)
EBZ4800
*Acc: Accessory, which is not included in standard package. **These spark plugs are equivalent.

1T1108-81450 Body ass’y 1
2————— Screen 1
3————— Valve 1
4————— Spring 1
5————— Screw 1
6————— Pin 1
7————— Lever 1
81850-81490 Body 1
91850-81520 Cover 1
10 1751-81510 Pump 1
11 5500-81160 Washer 1
12 1881-81140 Swivel 1
13 1751-81130 Ring 1
14 ————— Gasket 1
15 ————— Diaphragm 1
16 ————— Gasket 1
17 ————— Diaphragm 1
18 1752-81110 Screw 2
19 5500-81120 Bracket 1
Key# PART NUMBER DESCRIPTION Q'TY
/UNIT NOTE
20 1751-81180 Nut 1
21 1918-81170 Screw 1
23 1850-81530 Screw 4
24 T1108-81910 Jet 1 #43.5
25 1751-81240 O-Ring 1
26*————— Body 1
27*————— Valve ass’y 1
28 4810-06020 Gasket Kit *Acc
(Key# 14,15,16,17)
Key# PART NUMBER DESCRIPTION Q'TY
/UNIT NOTE
Fig.3 CARBURETOR COMPONENTS (S/N 301604 and up)
EBZ4800
Carburetor Ass’y (WYA-24)
P/NO. T1108-81000
[NOTE]
• 26*-Body and 27*-Valve ass’y are not supplied
as an individual part respectively, but supplied
as a carburetor ass’y (P/NO. T1108-81000).
*Acc: Accessory, which is not included in standard package.

EBZ4800
12
3
4
5
6
7
8
9
10 11
12
13
14 15
16
17
18
19
20
21
1
1848L543411 LEVER (R) SET 1
2848L5434A1 • CASE 1
3T4023-25210 • COVER 1
4T4023-25310 • SCREW 4x14 5
5T4023-25410 • LEVER, throttle 1
6848L5434D1 • LEVER 1
7T4023-25440 • SHAFT 1
8T4023-25450 • WASHER 1
9T4023-25460 • SPRING 1
10 3238-15230 • WASHER 1
11 T4023-25480 • CLIP 1
12 T4023-25710 • SWITCH 1
13 T4023-25721 • SPRING 1
14 T4023-25730 • SCREW 4x10 1
15 T4023-25740 • CORD 1
16 T4023-25750 • CORD 1
17 T4023-83100 • CABLE 1
18 T4023-83210 • TUBE 1
19 3495-51420 • WING BOLT 1
Key# PART NUMBER DESCRIPTION Q'TY
/UNIT NOTE
20 2750-51540 • NUT 1
21 3486-84110 BAND 2
Key# PART NUMBER DESCRIPTION Q'TY
/UNIT NOTE
Fig.4 LEVER (R) SET (S/N 301604 and up)

1-9 Minamidai, Kawagoe, Saitama, 350-1192 Japan
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