2001156SERVICE AND ADJUSTMENTSNOTE: Each full turn of adjustment nut will change mowerheight about 1/8".• Recheck measurements after adjusting.00598GROUND LINEBOTTOM EDGE OF MOWERTO GROUNDFIG. 1601553SUSPENSIONARMLIFT LINKADJUSTMENT NUTFIG. 17BOTTOM EDGE OF MOWERTO GROUNDAAFRONT-TO-BACK ADJUSTMENT (See Figs. 18 and 19)IMPORTANT: DECK MUST BE LEVEL SIDE-TO-SIDE. IF THEFOLLOWING FRONT-TO-BACK ADJUSTMENT IS NECESSARY,BE SURE TO ADJUST BOTH FRONT LINKS EQUALLY SOMOWER WILL STAY LEVEL SIDE-TO-SIDE.To obtain the best cutting results, the mower housingshould be adjusted so that the front is approximately 1/8"to 1/2" lower than the rear when the mower is in its high-est position.Check adjustment on right side of tractor. Measure distance“D” directly in front and behind the mandrel at bottom edgeof mower housing as shown.• Before making any necessary adjustments, check thatboth front links are equal in length.• If links are not equal in length, adjust one link to samelength as other link.• To lower front of mower loosen nut “E” on both frontlinks an equal number of turns.• When distance “D” is 1/8" to 1/2" lower at front than rear,tighten nuts “F” against trunnion on both front links.• To raise front of mower, loosen nut “F” from trunnion onboth front links. Tighten nut “E” on both front links anequal number of turns. The two front links must remainequal in length.• When distance “D” is 1/8" to 1/2" lower at front than rear,tighten nut “F” against trunnion on both front links.• Recheck side-to-side adjustment.01267TRUNNIONBOTH FRONT LINKS MUST BE EQUAL IN LENGTHFRONT LINKSNUT “E”NUT “F”01268“D” “D”MANDRELFIG. 18FIG. 19TO 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 REMOVEMOWER” in this section of manual).• Work belt off both mandrel pulleys and idler pulleys.• Pull belt away from mower.BELT INSTALLATION -• Work belt around both mandrel pulleys and idler pulleys.• Make sure belt is in all pulley grooves and inside allbelt guides.• Install mower (See "To Install Mower" in this section ofmanual).FIG. 20TO CHECK AND ADJUST BRAKE(See Fig. 21)Your tractor is equipped with an adjustable brake systemwhich is mounted on the right side of the transaxle.If tractor requires more than five (5) feet to stop at highestspeed in highest gear on a level, dry concrete or pavedsurface, then brake must be checked and adjusted.IDLERPUL LEYSMANDREL PULLEYMANDRELPULLEY