Troy-Bilt TUFFY CRT 644A User Manual
Page 29
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MODELS 640C & 640A
REF
NO.
PART NO.
DESCRIPTION
REF
NO.
PART NO.
DESCRIPTION
1
736-0159
Flat Washer, 5/16
2 2
710-04049
HexHd. Screw, 5/16-18x5/8
2
714-0139
Key, 3/16"
X
2" (A)
23
710-0347
HexHd. Screw, 3/8-16x1-3/4
1108841
Key, 3/16"
X
1-1/2" (B)
24
710-0599
Screw, Self-Tapping, 1/4-20 x 1/2
3
1916351
Pulley, Engine Drive
25
710-3103
HexHd. Screw, 5/16-18x2 (B)
4
656-04023
Transmission Pulley (A)
26
712-3000
Lock Nut, 3/8-16
656-04005
Transmission Pulley (B)
27
712-3009
Lock Nut, 5/16-18
5
1916535
Pulley, Reverse Idler (B)
28
736-0119
Lock Washer, 5/16
6
1916652
Guard, Belts/Pulleys
29
750-0535
Spacer, .380 ID x .625 OD x .21
7
1916657
Forward Drive Belt
30
736-3090
Flat Washer
8
1916658
Reverse Drive Belt(B)
31
736-0452
Bell Washer
9
1916660
Belt Cover
32
710-0151
Hex Hd. Screw, 3/8-24 x2.0,GR5
10
1916724
Reverse Return Spring (B)
33
GW-50027
Support Washer
11
1916725
Belt Guide (B)
34
GW-55034
Forward Return Spring
12
1916726
Forward Belt Guide
35
GW-55049
Bracket, Cable Mounting
13
1916794
Engine Bracket, Left
36
GW-9090
Forward Idler Pulley
14
1916795
Engine Bracket, Right
37
GW-9301
Key, 3/16"x1"
15
1917326
Bracket, Belt Cover
38
736-3078
Flat Washer
16
1917746
Shoulder Washer
39
GW-9944
Belleville Washer
17
1918731
Reverse Idler Arm (B)
40
710-0395
Hex Screw, 5/16-1
8 X
2.25 Gr5 (A)
18
1918744
Forward Idler Lever
41
712-3010
Nut, Hex Lock, 5/16-18 (A)
19
710-0627
Hex Hd. Screw, 5/16-24x1.25 (A)
42
750-0258
Spacer, Shoulder (A)
710-0117
Hex Hd. Screw, 5/16-24
X
1 (B)
43
736-0315
Washer, Flat, .75x 1.5x.125(A)
2 0
2 1
710-0237
710-0376
Hex Hd. Screw, 5/16-24 x
5S
Hex Hd. Screw, 5/16-18x1
GW-1138-2
Shim, 1,0
X ,
765 x.031 (B)
(A) For Model 640C
(B) For Model 644A
29