Craftsman 28910 Operation Manual - Page 25
Blade Drive Belt, Belt Removal, Belt Installation, To Adjust, Steering, Wheel, Alignment
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TO REPLACE MOWER BLADE DRIVE BELT The mower blade drive belt may be replaced without tools. Park the tractor on level surface. Engage parking brake. BELT REMOVAL- 1. Remove mowerfromtractor (See"TO RE- MOVE MOWER" inthis section of manual). 2. Work belt off both mandrel pulleys and idler pulleys. 3. Pull belt away from mower. BELT INSTALLATION - . Work belt around both mandrel pulleys and idler pulleys 2. Make sure belt is in all pulley grooves and inside all belt guides. 3. Install mower (See "To Install Mower" in this section of this manual). Mandrel Idler Pulley 2. Pull belt toward front of tractor and roll belt onto engine pulley (E). 3. Pull belt toward rear of tractor. Carefully work belt down around transmission cooling fan and onto the input pulley (D). Be sure belt is inside the belt keeper. 4. Install belt on centerspan idler (C). 5. Install belt through stationary idler (A) and clutching idler (B). 6. Make sure belt is in all pulley grooves and inside all belt guides and keepers. 7. Install mower (See "TO INSTALL MOWER" in this section of manual). Mandrel TO REPLACE )3043 MOTION DRIVE BELT Park the tractor on level surface. Engage parking brake. For assistance, there is a belt installation guide decal on bottom side of left footrest. TO CHECK BRAKE If tractor requires more than five (5) feet to stop at highest speed in highest gear on a level, dry concrete or paved surface, then brake must be serviced. You may also check brake by: BELT REMOVAL- 1. Remove mower (See "TO REMOVE MOWER" in this section of manual). NOTE: Observe entire motion drive belt and position of all belt guides and keepers. 2. Remove beltfrom stationary idler (A) and clutching idler (B). 3. Remove belt from centerspan idler (C). 6. Pull belt slack toward rear of tractor. Carefully remove belt upwards from transmission input pulley and over cooling fan blades (D). 4. Remove belt downward from engine pulley (E). 5. Slide belt toward rear of tractor, off the 1. Park tractor on a level, dry concrete or paved surface, depress brake pedal all the way down and engage parking brake. 2. Disengage transmission by placing freewheel control in "transmission dis- engaged" position. Pull freewheel control out and into the slot and release so it is held in the disengaged position. The rear wheels must lock and skid when you try to manually push the tractor forward. If the rear wheels rotate, then the brake needs to be serviced. Contact a Sears or other qualified service center. TO ADJUST STEERING WHEEL ALIGNMENT steering plate (F) and remove from tractor. If steering wheel crossbars are not horizontal BELT INSTALLATION - (left to right) when wheels are positioned I . Install new belt from tractor rear to front, over the steering plate (F) and above clutch brake pedal shaft (G). straight forward, remove steering wheel and reassemble per instructions in the Assembly section of this manual. 25