Zenoah G3800 Guide

848C4893B1 (711)
SERVICE PARTS LIST
EFFECTIVE: NOV. 2007
CHAINSAW
G3800
G3800EZ
SERIAL NUMBERS APPLICABLE:
NOTE :
1. Use ZENOAH genuine parts specified in the parts list for repair and/or replacement.
2. 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.]
CA38022 for Korea, Taiwan
CA38028
G3800 : 554368 ~
G3800EZ : 500000 ~

Fig. 1 POWER UNIT Fig. 2 POWER UNIT
G3800/G3800EZ

12898-12111 Cylinder 1
22867-14110 Insulator 1
32850-14123 Gasket, inlet 1
43330-14121 Gasket, carb 1
52850-14212 Gasket, cylinder 1
64820-13180 Bolt 4
7T2100-15112 Muffler 1
8T2100-15311 Stay 1
9T2100-15210 Gasket, muffler 1
10 T2100-15220 Bolt, muffler 2
11 2850-15230 Nut, muffler M5 2
12 2670-14320 Screw 1
13 848C402102 Crankcase ass’y 1
14 84889C3200 • Bearing 2
15 04065-03212 • Snap ring 1
16 2169-21210 • Seal 1
17 8488AC3210 • Oil seal 1
18 2616-21230 • Stud 2
19 T2100-21310 • Gasket, case 1
20 4820-21310 Bolt 4
21 T2100-21400 Pipe out comp. 1
22 848C3066F2 Chain catcher 1
23 2850-25220 Screw 1
24 T2100-53220 Nut tensioner 1
25 T2100-53210 Screw 1
26 2850-25411 Plate (A) 1
27 2670-25430 Screw 1
28 T2100-41110 Piston 1
29 T2100-41210 Ring 1
30 2850-41310 Piston pin 1
31 1300-41320 Snap ring 2
32 T2100-41410 Bearing 1
33 2850-41510 Washer 2
34 T2100-42000 Shaft comp. 1
35 T2100-31100 Cover comp. 1
36 2856-31120 • Cap 1
37 2810-83410 • Grommet 1
38 8488251911 Screw 4
39a T2101-31610 Label 1
G3800
39b 848C4890F0 Label 1 G3800EZ
40 2850-82411 Rod 1
41 T2100-82420 Grommet, choke 1
42 2867-82320 Grommet 1
43 T2100-82520 Grommet, throttle 1
44 2850-83100 Air cleaner comp. 1
45 2850-83303 Cleaner cover comp. 1
Key# PART NUMBER NOTEDESCRIPTION
Q'TY
/UNIT
46 2841-83320 • Knob 1
47 848C306732 Pipe in comp. 1
48 T2100-23200 Filter comp. 1
49 2851-51111 Clutch drum 1
50 3310-51310 Bearing 1
51 848C405121 Clutch ass’y 1
52 2870-51230 • Spring 1
54 2850-51211 Plate 1
56 848CA20640 Oil pump set 1
• Oil pump 1
• Worm 1
59 T2100-55610 Cover, pump 1
60 2670-55410 Screw 4
61 2850-55211 Washer 1
62 5500-72130 Grommet 1
63 T2100-71100 Roter comp. 1
64 1650-43230 Nut 1
65 T2100-71200 Coil comp. 1
66 T2100-71220 • Cord 1
67 2616-71320 • Cap 1
68 2670-55410 Screw 2
69 3699-90032-10 Spark plug 1
RCJ-7Y
70 2850-72110 Cap 1
71 1400-72121 Spring 1
72 T2107-31610 LABEL 1
G3800/G3800EZ
Fig. 1 POWER UNIT Fig. 2 POWER UNIT
Key# PART NUMBER NOTEDESCRIPTION
Q'TY
/UNIT
1T2100-32110 Left handle 1
28488252711 Screw 4
3T2100-33000 Right handle ass’y 1
42850-33313 • Throttle lever 1
53356-33321 • Throttle spring 1
604025-00524 • Spring pin 1
72670-34401 Tank cap ass’y 1
82670-34430 • Gasket 1
92877-31800 Cap ass’y 1
10 2841-31820 • Gasket 1
11 2850-34111 Grip cover 1
12 848C3033E3 Arm 1
13 8488252711 Screw 1
14 2850-74102 Switch ass’y 1
15 T2100-71510 Cord, switch 1
16 T2100-74210 Cord 1
17 2850-34501 Breather ass’y 1
18 3317-85120 Grommet 1
19 T2100-82512 Throttle rod 1
20 T2100-31500 Pipe comp. 1
21 T2100-34301 Pipe ass’y 1
22 2850-34311 • Fuel pipe 1
23 2851-34321 • Grommet 1
24 1850-85300 • Filter ass’y 1
25 1260-85460 • Clip 1
26 2851-33510 Cap 1
27 T2100-25111 Engine case 1
28 2670-14320 Screw 4
29 T2100-35200 Damper comp. 1
30 2616-35141 Damper 1
31 8488251601 Screw 2
32 2856-35180 Cap 1
33 2880-35250 Cap 1
34 8488251911 Screw 1
35 T2100-35150 Spring rear 1
36 8488251901 Screw 2
38 848C435301 Chain cover ass’y 1
39 848C6054A2 • Front guard 1
40 2850-54120 • Return spring 1
41 2850-54130 • Screw 1
42 2850-54140 • Spacer 1
43 2850-54211 • Spacer 1
44 2850-54252 • Stopper 1
45 3330-75411 • Washer 1
46 3310-53331 • Nut (B) 1
Key# PART NUMBER NOTEDESCRIPTION
Q'TY
/UNIT
47 2850-54626 • Spring cover 1
48 2670-54630 • Screw 4
49 2850-53250 • PLATE 1
50a T2100-53150 Label 1
G3800
50b 848C4890B0 Label 1 G3800EZ
51 3350-53410 Nut 2
52 T2100-75610 Fan cover 1
61 T2100-75000 Starter ass’y 1
G3800
62 T2100-75210 • Reel 1 G3800
63 2850-75301 • Spring 1 G3800
64 3317-75410 • Rope 1
G3800
65 3330-75421 • Knob 1 G3800
66 1850-75151 • Screw 1 G3800
71 848C487500 Starter ass’y 1 G3800EZ
72 T2026-75200 • Reel 1 G3800EZ
73 2850-75301 • Spring 1 G3800EZ
74 T2117-75410 • Rope 1 G3800EZ
75 1400-75170 • Knob 1
G3800EZ
76 3407-23610 • Screw 1 G3800EZ
77 T2026-75510 • Pulley 1 G3800EZ
81 8488251911 Screw 3
82 T2100-75130 Label 1
G3800
83 848C4890C0 Label 1
G3800EZ
84 T2100-35110 Spring front 1
85 2670-14320 Screw 1
86 T2100-81001 Carburetor ass’y 1
87 2850-82114 Manifold 1
88 2867-82210 Bolt 2
89 8488251911 Screw 1
90 T2102-35160 Plate 1
Key# PART NUMBER NOTEDESCRIPTION
Q'TY
/UNIT

Fig. 3 CARBURETOR COMPONENTS Fig. 4 ACCESSORIES
1T2100-81001 Carburetor ass’y 1
23306-81380 • Screen 1
32850-81120 • Pump cover 1
43310-81130 • Screw 1
53304-81140 • Gasket,pump 1
61172-81150 • Diaphragm,pump 1
73356-81310 • Valve 1
82850-81290 • Gasket 1
93310-81260 • Diaphragm 1
10 3310-81280 • Cover 1
11 2867-81270 • Spring 1
12 3310-81240 • Screw M lever pin 1
13 3310-81250 • Pin, lever 1
14 3310-81230 • Lever 1
15 1480-81420 • Plug 1
17 3356-81340 • Throttle valve 1
18 2670-81410 • Throttle spring 1
Key# PART NUMBER DESCRIPTION Q'TY
/UNIT
19 2850-81371 • Throttle shaft 1
20 3350-81380 • Spring 1
21 2630-81330 • Idle screw 1
22 2670-81440 • Throttle lever 1
23 1148-81390 • Ring 1
24 1491-81160 • L needle spring 1
25 2850-81170 • L needle 1
26 3080-81320 • H needle spring 1
27 T2104-81330 • H needle 1
28 2850-81190 • Screw 1
29 2841-81450 • Choke valve 1
30 2850-81430 • Bush 1
31 2850-81350 • Choke spring 1
32 2850-81461 • Choke shaft 1
33 3310-81351 • Screw 4
34 2880-81470 • Screw, valve 3
Key# PART NUMBER DESCRIPTION Q'TY
/UNIT
23320-91140 Plug 13x19 1
32670-91150 Driver 1
42939-52110-50 Sprocket nose bar 16” 1
52939-52210-50 Chain for 16” bar 1 (95VP-66E)
63356-97110 Protector for 16” bar 1
7T2100-06010 Gasket kit 1 (OP)
8T2100-06020 Gasket kit 1 (OP)
92670-96210 Wrench (for clutch) 1 (OP)
10 2670-96220 Stopper (for piston) 1 (OP)
11 2670-96240 Wrench (for clutch ASS’Y) 3 (OP)
12 3330-97310 Gauge (for air gap) 1 (OP)
13 2850-96410 Wrench (T20xT25xT27) 1 (OP)
14 2670-96510 Guide (for break spring) 1 (OP)
Key# PART NUMBER DESCRIPTION NOTE
Q'TY
/UNIT
G3800/G3800EZ