Poulan PBA19542LT User Manual - Page 21

SERVICE AND ADJUSTMENTS 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: 1. Park tractor on a level, dry concrete or paved surface, depress clutch/brake pedal all the way down and engage parking brake. 2. Place gear shift lever in neutral (N) 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 qualified service center. TO REPLACE MOWER BLADE DRIVE BELT (See Fig. 20) The mower blade drive belt may be replaced without tools. Park the tractor on level surface. Engage parking brake. BELT REMOVAL • Remove mower from tractor (See "TO REMOVE MOWER" in this section of this manual). • Work belt off both mandrel pulleys and idler pulleys. • Pull belt away from mower. BELT INSTALLATION • Install new belt in reverse order of removal. • Make sure belt is in all pulley grooves and inside all belt guides. • Install mower in reverse order of removal instruc- tions. MANDREL PULLEY IDLER PULLEYS TO REPLACE MOTION DRIVE BELT (See Fig. 22) Park the tractor on level surface. Engage parking brake. For assistance, there is a belt installation guide decal on bottom side of left footrest. BELT REMOVAL • 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. • Remove belt from stationary idler and clutching idler. • Remove belt downward from around engine pulley. • Pull belt slack toward rear of tractor. Carefully remove belt upwards from transmission input pulley and over cooling fan blades. • Remove belt from center span keeper and pull belt away from tractor. BELT INSTALLATION • Carefully work new belt down around transmission cooling fan and onto the input pulley. • Slide belt into the center span keeper. • Pull belt toward front of tractor and roll around the top groove of engine pulley. • Install belt through stationary idler and clutching idler. • Make sure belt is in all pulley grooves and inside all belt guides and keepers. • Install mower (See "TO INSTALL MOWER" in this section of manual). ENGINE PULLEY CLUTCHING IDLER STATIONARY IDLER MANDREL PULLEY FIG. 20 TRANSMISSION INPUT PULLEY CENTER SPAN KEEPER FIG. 22 21