Poulan PD25PH48STB User Manual - Page 22

SERVICE AND ADJUSTMENTS TO REPLACE MOWER DRIVE BELT MOWER DRIVE BELT REMOVAL (See Fig. 24) • Park tractor on a level surface. Engage parking brake. • Lower mower to its lowest position. • Disengage belt tention rod from lock bracket. CAUTION: Rod is spring loaded. Have a tight grip on rod and release slowly. • Remove screws from R.H. mandrel cover and remove cover. • Remove any dirt or grass clippings which may have accumulated around mandrels and entire upper deck surface. • Disconnect R.H.suspension arm from rear deck bracket by removing retainer spring. • Roll belt over the top of R.H. mandrel pulley carefully. • Remove belt from electric clutch pulley. • Remove belt from idler pulleys. • Check primary idler arm and two idlers to see that they rotate freely. • Be sure spring is securely hooked to primary idler arm and spring arm. MOWER DRIVE BELT INSTALLATION (See Fig. 24) • Install belt in both idlers. • Install new belt onto electric clutch pulley. • Roll belt into upper groove of R.H. mandrel pulley care- fully. • Carefully check belt routing making sure belt is in the grooves correctly. • Reconnect R.H. suspension arm to rear deck bracket with retainer spring. • Reassemble R.H. mandrel cover. • Engage belt tension rod by pushing rod into locking bracket. BELT TENSION ROD (DISENGAGED POSITION) RH SUSPENSION ARM RH MANDREL COVER IDLER PULLEY ELECTRIC CLUTCH PULLEY SPRING ARM PRIMARY IDLER ARM R.H. MANDREL 02513 IDLER PULLEY TO REPLACE MOWER BLADE (SECONDARY) DRIVE BELT (See Fig. 25) Park the tractor on level surface. Engage parking brake. • Remove mower (See "TO REMOVE MOWER" in this section of manual). • 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). • Carefully roll belt over the top of R.H. mandrel pulley. • Remove belt from idler pulleys. • Check primary idler arm and two idlers to see that they rotate freely. • Be sure spring is securely hooked to primary idler arm and spring arm. REMOVE MOWER BLADE (SECONDARY) DRIVE BELT • Carefully roll belt off L.H. mandrel pulley. • Remove belt from center mandrel pulley, idler pulley, and R.H. mandrel pulley. • Remove any dirt or grass which may have accumulated around mandrels and entire upper deck surface. • Check secondary idler arm and idler pulley to see that they rotate freely. • Be sure spring is hooked in secondary idler arm and secondary spring arm. INSTALL NEW MOWER BLADE (SECONDARY) DRIVE BELT • Install new belt in lower groove of R.H. mandrel pulley, idler pulley, and center mandrel pulley as shown. • Carefully roll belt over L.H. mandrel pulley. Make sure belt is in all grooves properly. REINSTALL MOWER DRIVE BELT (Refer to "TO REMOVE MOWER DRIVE BELT" illustration in this section of manual). • Install belt into upper groove of R.H. mandrel pulley and around both idlers. Pull belt to front of mower to remove slack. • Reinstall mandrel covers and securely tighten all screws. • Carefully check belt routing making sure belt is in all grooves correctly. • Reinstall mower to tractor (See "TO INSTALL MOWER" in this section of manual). SECONDARY L.H. MANDREL IDLER ARM IDLER PULLEY SPRING SECONDARY SPRING ARM CENTER MANDREL FIG. 24 R.H. MANDREL COVER 02515 FIG. 25 22