Craftsman 917.275012 Owner's Manual page 23

BOTH FRONT PLATE LINKS MUST BE
EQUAL IN LENGTH
R.H. Mandrel t _ Electric
Clutch
Idler
a.H.
.Mandrel
Nut
Nut "C"
Front Plate Trunnion
Assembly
TO REPLACE MOWER DRIVE BELT
MOWER DRIVE BELT REMOVAL
1. Park tractor on a level surface.
Engage parking brake.
2. Lower mower to its lowest position.
3. Remove screws from R.H. mandrel
cover and remove cover.
4. Remove any dirt or grass clippings
which may have accumulated around
mandrels and entire upper deck
surface.
5. Disconnect R.H. suspension arm from
rear deck bracket by removing
retainer spring.
6. Carefully roll belt over the top of R.H.
mandrel pulley.
7. Remove belt from electric clutch
pulley.
8. Remove belt from idler pulleys.
9. Check primary idler arm and two
idlers to see that they rotate freely.
10.Be sure spring is securely hooked to
primary idler arm and spring arm.
MOWER DRIVE BELT INSTALLATION
11.Install belt in both idlers.
12.Install new belt onto electric clutch
pulley.
13.Carefully roll belt into upper groove of
R.H. mandrel pulley.
14.Carefully check belt routing making
sure belt is in the grooves correctly.
15.Reconnect R.H. suspension arm to
rear deck bracket with retainer spring.
16. Reassemble R.H. mandrel cover.
Arm
R.H. Suspension
Arm
Idler Arm
TO REPLACE MOWER BLADE (SEC-
ONDARY) DRIVE BELT
Park the tractor on level surface. Engage
parking brake.
1. Remove mower (See "TO REMOVE
MOWER" in this section of manual).
2. Remove screws from R.H. and L.H.
mandrel covers and remove covers.
REMOVE MOWER DRIVE BELT
(Refer to "TO REMOVE MOWER DRIVE
BELT" illustration in this section of
manual).
3. Carefully roll belt over the top of R.H.
mandrel pulley.
4. Remove belt from idler pulleys.
5. Check primary idler arm and two
idlers to see that they rotate freely.
6. Be sure spring is securely hooked to
primary idler arm and spring arm.
REMOVE MOWER BLADE
(SECONDARY) DRIVE BELT
7. Carefully roll belt off L.H. mandrel
pulley.
8. Remove belt from center mandrel
pulley, idler pulley, and R.H. mandrel
pulley.
9. Remove any dirt or grass which may
have accumulated around mandrels
and entire upper deck surface.
10.Check secondary idler arm and idler
pulley to see that they rotate freely.
11 .Be sure spring is hooked in secondary
idler arm and secondary spring arm.
INSTALL NEW MOWER BLADE
(SECONDARY) DRIVE BELT
12.Install new belt in lower groove of R.H.
mandrel pulley, idler pulley, and
center mandrel pulley as shown.
13.Carefully roll belt over L.H. mandrel
pulley. Make sure belt is in all
23 grooves properly.