Zenoah G621AVS User Manual
2626-93122 (709)
G621AVS
CHAIN SAW
September 2007
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.]
APPLICABLE SERIAL NUMBERS : 820954 and up
PARTS LIST
Fig.1 POWER UNIT
G621AVS
1 848C9712A0 CYLINDER 1
2 3356-12141 GROMMET 1
3 848C9014B3 GASKET, insulator 1
4 2618-14120 INSULATOR 1
5848C9014C2 GASKET, carburetor 1
6 2616-14211 GASKET, cylinder base 1
7 3310-12281 BOLT 4
8 2610-15111 MUFFLER 1
9 3356-15123 STAY 1
10 3356-15210 GASKET, muffler 1 K1
11 3356-15220 BOLT 2
12 2850-15230 NUT 2
848C902104 CRANKCASE ASSY 1 Incl. 13 thru 24
13 ✩ CRANKCASE MAG 1 ✩848C902104
14 ✩ CRANKCASE PTO 1 ✩848C902104
15 3356-21130 PIN 3
16 04065-03515 SNAP RING 1
17 2616-21250 RING 2
18 T4012-21240 BEARING 2
19 3350-21210 OIL SEAL, MAG 1
20 T1108-21220 OIL SEAL, PTO 1
21 2616-21230 STUD 2
22 3350-21250 SPRING PIN 1
23 3356-21270 PIN, brake arm 2
24 848C9021D2 GASKET, crankcase 1 K1
25 3310-12281 BOLT 6
3356-23100 OIL PIPE COMP. 1 Incl. 26 thru 30
26 3356-23110 PIPE, oil 1
27 07000-11008 O-RING 1
28 3310-57312 PIPE 1
29 3310-57412 WEIGHT 1
30 3310-57511 CLIP 2
31 3356-23211 PIPE, oil 1
3356-24101 BRAKE BAND COMP. 1 Incl. 32 thru 34
32 3356-24111 BAND, brake 1
33 3356-24120 ARM, brake 1
34 04025-00408 SPRING PIN 1
35 3356-24140 ROLLER 1
36 2622-24210 LEVER 1
37 848C925431 STOPPER COMP. 1
39 2622-24600 SPRING, brake 1
40 3356-24240 SPRING 1
41 0308-00060 SNAP RING 2
42 848C9254A1 GUARD 1
43 2670-14320 SCREW 1
44 3356-24412 COVER, brake 1
45 0263-60514 SCREW 2
46 3350-25111 SCREW, chain adjust 1
47 3350-25121 STOPPER, adjust screw 1
48 3320-21191 NUT (A) 1
49 01641-20508 WASHER 1
50 2616-25211 CATCHER, chain 1
51 2616-25230 SCREW 1
52 2623-25310 SPIKE 1
53 2616-25320 SCREW 2
3356-26100 CAP ASSY, oil tank 1 Incl. 54 thru 58
54 ✩ CAP, oil tank 1 ✩3356-26100
55 ✩ CHAIN, cap 1 ✩3356-26100
56 ✩ STOPPER 1 ✩3356-26100
57 ✩ SCREW 1 ✩3356-26100
58 3317-57220 GASKET 1
59 3330-23121 VALVE 1
60 2841-31410 SEAL, breather 1
61 3350-26230 CLIP 1
Key# PART NUMBER DESCRIPTION
Q'TY
/UNIT
NOTE
62 2626-31104 COVER COMP., cylinder 1 Incl. 62 thru 63
63 3356-31152 • GROMMET 1
64 3356-31120 CAP, cylinder cover 1
66 2627-31171 LABEL 1
67 3356-31212 SEAL, cylinder cover 1
68 0263-90514 SCREW 2
69 0263-90520 SCREW 1
70 2620-32100 FRONT HANDLE COMP. 1
71 8488251901 SCREW 4
72 2851-32180 PLATE 2
2622-33005 REAR HANDLE ASSY 1 Incl. 73 thru 82
73 2622-33105 REAR HANDLE COMP. 1
74 3350-33220 PLATE 1
75 3330-33250 STOPPER 1
76 3310-33262 SPRING 1
77 3310-33271 KNOB 1
78 2810-33280 DAMPER (A) 1
79 848C1033C3 LEVER, throttle 1
80 3356-33321 SPRING, throttle 1
81 04025-00524 SPRING PIN 1
82 2616-33412 DAMPER (B) 1
83 3356-34111 COVER, grip 1
84 848C3033E3 ARM 1
85 3356-32210 SCREW 1
86 3350-34210 LEVER, switch 1
87 3356-34221 SPRING, switch 1
88 2616-34230 SPRING PIN 1
3356-34301 FUEL PIPE ASSY 1 Incl. 89 thru 97
89 3356-34310 PIPE 1
90 3356-34320 GROMMET 1
91 1260-85460 CLIP 1
3302-85400 FILTER ASSY 1 Incl. 94 thru 97
92 ✩ BODY 1 ✩3302-85400
93 SCREEN 2
94 ✩ RING 1 ✩3302-85400
95 ✩ SLEEVE 1 ✩3302-85400
96 FILTER 2
97 ✩ CLIP 1 ✩3302-85400
3350-34400 CAP ASSY, fuel tank 1 Incl. 98 thru 102
98 ✩ CAP, fuel tank 1 ✩3350-34400
99 ✩ CHAIN, cap 1 ✩3350-34400
100 ✩ STOPPER 1 ✩3350-34400
101 ✩ SCREW 1 ✩3350-34400
102 3350-34450 GASKET 1
103 2616-35151 DAMPER, rear right 1
104 0262-10514 SCREW 2
105 3320-14140 WASHER 2
106 2616-35170 BOLT 2
107 2616-35132 DAMPER, rear left 1
108 2616-25320 SCREW 2
109 2616-35141
DAMPER, rear right bottom
1
110 1490-32120 SCREW 1
111 2856-35180 CAP 1
112 2616-35112 DAMPER, front 2
113 3356-35121 CAP 2
114 848C9075Z1 SCREW 1
3350-34501 BREATHER ASSY 1 Incl. 210 thru 212
210 3317-86100 BREATHER 1
211 3350-34540 PIPE 1
212 1260-85460 CLIP 1
Key# PART NUMBER DESCRIPTION
Q'TY
/UNIT
NOTE
Fig.1 POWER UNIT
G621AVS
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