SERVICE AND ADJUSTMENTS

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

 

RH

RH MANDREL

TENSION ROD

 

 

SUSPENSION

COVER

(DISENGAGED

 

 

ARM

 

POSITION)

 

 

 

 

 

 

IDLER

ELECTRIC

 

PULLEY

CLUTCH

 

 

 

PULLEY

 

 

 

IDLER

 

 

 

PULLEY

SPRING

 

 

 

ARM

 

 

 

PRIMARY

 

 

IDLER ARM

R.H.

 

 

 

02513

 

 

MANDREL

 

 

 

FIG. 24

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.

IDLER ARM

MANDREL

IDLER PULLEY

 

SPRING

 

SECONDARY

 

SPRING ARM

 

CENTER

 

MANDREL

 

R.H.

 

MANDREL

 

COVER

 

02515

FIG. 25

TO CHECK AND ADJUST BRAKE (See Fig. 26)

Your tractor is equipped with an adjustable brake system which is mounted on the right side of the transaxle.

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 checked and adjusted.

TO CHECK BRAKE

Park tractor on a level, dry concrete or paved surface, depress brake pedal all the way down and engage parking brake.

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Image 22
Poulan PD20PH48STA owner manual To Replace Mower Blade Secondary Drive Belt See Fig, To Check and Adjust Brake See Fig