Craftsman 917.273220 Owner's Manual page 25

TRACTOR -- MODEL NUMBER 917.273220
GROUND DRIVE
42
39
40
81
41
70
72
89
76
73
77
74 35
79
17
71
51
28
81
81
82 80
84
85
83
72
9
33
7
109
3
2
61
69
106
108
107
56
36
6
38
46
37
30
68
29
64
37
38
117
50
34
6
52
65
53
86
48
55
87
54 66
88
90
115
91
77
99
67
72
116
23
92
22
104
76
98
93 73
99
94
96
20
105
101
112
100
72
2
40
Left Hand
Mandrel
Cover
15
47
TO REPLACE MOWER BLADE DRIVE
48
BELT
Park the tractor on level surface. Engage
parking brake.
• Remove mower drive belt (See "TO
REPLACE MOWER DRIVE BELT" in
this section of this manual).
• Remove mower (See "TO REMOVE
MOWER" in this section of this
67
manual).
5
• Remove screws from R.H. mandrel
72
cover and remove cover. Unhook
89
spring from bolt on mower housing.
111
• Carefully roll belt off R.H. mandrel
pulley.
• Remove belt from center mandrel
pulley, idler pulley, and L.H. mandrel
pulley.
• Remove any dirt or grass which may
have accumulated around mandrels
and entire upper deck surface.
113
89
Left Hand
Mandrel
Screws
Idler
Pulleys
Primary
Idler Arm
Left
Hand
Mandrel
Mower
Drive Belt
Belt
Keepers
• Check secondary idler arm and idler to
see that they rotate freely.
• Be sure spring is hooked in secondary
idler arm and sway-bar bracket.
• Install new belt in lower groove of L.H.
mandrel pulley, idler pulley, and
center mandrel pulley as shown.
• Roll belt over R.H. mandrel pulley.
Make sure belt is in all grooves
properly.
• Reconnect spring to bolt in mower
housing and reinstall R.H. mandrel
cover.
• Reinstall mower to tractor (See
"INSTALL MOWER AND DRIVE BELT"
in the Assembly section of this
manual).
• Reassemble mower drive belt (See
"TO REPLACE MOWER DRIVE BELT"
in this section of this manual).
Mower Blade
Drive Belt
Secondary
Idler Arm
Spring
Idler
Pulley
Anit-Sway
Bar Bracket
25
Spring
Electric
Clutch
Pulley
Bolt in
Mower
Housing
Center
Mandrel
Right Hand
Mandrel Cover
Screw