Bulletin

56
59
60
62
63
(2x)
64
(2x)
55
61
65a
66
57c
58
57b
57a
9(6x)
67
54
52b
52a
50
81
78
27f
68a
27e
27d
27c
48
43c
44a
44c
44b
14b
45
46
47
24
(2x)
51
49
43d
43b
43a
42
41
40
39
38
37
36
30
(8x)
68b
19
27a
53
53
57a 57b
57c
57
30 68a
68b
68
43a 43b
43c 43d
43
44a 44b
44c
44
52a
52b
52
27a 27b 27c
27d 27e 27f
27
78
81
82
83(2x)
* See note
below
* NOTE:
There are two Rubber Washers (83) that are to be
placed between the Gasket (55) and Gearcase
Cover (56). Those washers are held in place by
the two middle Gearcase Screws (9).
FIG. DESCRIPTION OF PART
9 M4 x 14mm Pan Hd. Taptite T-20 (6 of 10) 10
4b O-Ring (1 on Piston #42b, 1 on Ram #14a) 2
19 Gearbox Assembly
1
24 M4 x 10mm Pan Hd. Taptite Screw (2 of 4) 2
27 Electronics Assembly
1
27a On-Off Switch
1
27b Battery Terminal connector
1
27c Connector Assembly
1
27d LED Assembly
1
27e Stator Assembly
1
27f PCB Assembly
1
30 M3.5 x 10mm Pan Hd. Plast. T-10 (8 of 23) 23
36 Washer
1
37 Crank Gear Assembly with Needle Bearing 1
38 Crank Shift Ring
1
1
1
1
1
39 Crank Spring
40 Crank Assembly
41 Crank Shim
42 Retaining E-Ring
43 Chisel Shifter Assembly
1
1
1
1
43a M2 x 27mm Dowel Pin
43b M2 x 40mm Dowel Pin
43c Chisel Bracket
43d Chisel Shift Driver
1
1
1
1
44 Connecting Rod/Piston Assy.
44a Connecting rodcting Rod
44b Piston
44c Wrist Pin
1
45 Locking Plate
1
FIG DESCRIPTION OF PART
NO. REQ.
46
Shift Ring
1
47 Bevel Gear
1
48 Thrust Washer
2
49 Thrust Bearing
1
50 Clutch Gear Assembly
1
51 Clamp Plate
1
52 Fork Assembly
1
52a Fork
1
52b Fork Spring
1
53 Shifting Coupler
1
54 O-Ring
1
55 Gearcase Gasket
1
56 Gearcase Cover
1
S
57 ob A
Selector
1
57a Selector Ball
1
57b Selector Spring
1
57c Selector Knob
1
58
M3.5 x 10mm Pan Hd. Plastite T-10 Screw 1
59 Top Bellow
1
60 Vibration Washer
(1 each for top & bottom AVS) 2
61
Top AVS Square Guide Pipe 1
62 Top AVS Spring 1
63
Vibration Bumper (2 each for top & bottom AVS) 4
64
Bumper Holder (2 each for top & bottom AVS) 4
65a Retaining Plate 1
66
M4 x 52mm Scr. (1 each for top & bottom AVS) 2
67 Forward/Reverse Button 1
1
1
68
68a
68b 1
78 Connector block
Handle Assembly
Left Handle Halve
Righ
Handle Half
1
80
Blow Molded Carrying Case
1
1
1
81 Connector Block Cover
82 Connector Block Assembly
83 Rubber Washer 2

M28CHP(X) Repair Instruction