SERVICE AND ADJUSTMENTS

TO REPLACE MOWER DRIVE BELT (See Fig. 26)

MOWER DRIVE BELT REMOVAL

•Park tractor on a level surface. Engage parking brake.

•Lower attachment lift lever to its lowest position.

•Remove any dirt or grass clippings which may have accumulated around mandrels and entire upper deck surface.

•Remove belt from electric clutch pulley (M), both mandrel pulleys (R) and all idler pulleys (S).

MOWER DRIVE BELT INSTALLATION

•Install belt around all mandrel pulleys (R) and around idler pulleys (S) as shown.

•Install belt onto electric clutch pulley (M).

IMPORTANT: Check belt for proper routing in all mower pulley grooves.

•Raise attachment lift lever to highest position.

S

M

R

R

FIG. 26

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 brake pedal all the way down and engage parking brake.

2.Disengage transmission by placing freewheel control in “transmission disengaged” 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 manu- ally push the tractor forward. If the rear wheels rotate, then the brake needs to be serviced. Contact a qualified service center.

TO REPLACE MOTION DRIVE BELT (See Fig. 27)

Park the tractor on level surface. Engage parking brake.

 

For assistance, there is a belt installation guide decal on

 

bottom side of left footrest.

21

 

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 belt from 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 steering plate

(F) and remove from tractor.

BELT INSTALLATION -

1.Install new belt from tractor rear to front, over the steer- ing plate (F) and above clutch brake pedal shaft (G).

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).

E

F

A

B G

C

D

FIG. 27

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Image 21
Poulan 412412 manual To Replace Mower Drive Belt See Fig, To Check Brake, To Replace Motion Drive Belt See Fig
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412412 specifications

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