Poulan 190944 - Manual (Page 21)

21
SERVICE AND ADJUSTMENTS
TRANSAXLE MOTION CONTROL LE VER
NEUTRAL ADJUSTMENT (See Fig. 26)
The motion control lever has been pre set at the factory and
adjustment should not be necessary.
• Loosen adjustment bolt in front of the right rear wheel,
and lightly tighten.
• Start engine and move motion control lever until tractor
does not move forward or backward.
• Hold motion control lever in that position and turn engine
off.
• While holding motion control lever in place, loosen the
adjustment bolt.
• Move motion control lever to the neutral (N) (lock gate)
position.
• Tighten adjustment bolt securely.
NOTE: If additional clearance is needed to get to ad just ment
bolt, move mower deck height to the lowest position.
After above adjustment is made, if the tractor still creeps
forward or backward while motion control lever is in neutral
position, follow these steps:
• Loosen the adjustment bolt.
• Move the motion control lever 1/4 to 1/2 inch in the
direction it is trying to creep.
• Tighten adjustment bolt securely.
• Start engine and test.
• If tractor still creeps, repeat above steps until satis-
fi ed.
02557-LTH
JAM NUT
OPERATING
ARM
NUT “A”
FIG. 24
1-9/16"
TO CHECK BRAKE
• Park tractor on a level, dry concrete or paved surface,
depress clutch/brake pedal all the way down and en-
gage parking brake.
• Disengage transmission by placing freewheel control
in “transmission disengaged” position. Pull freewheel
con trol 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 manually
push the tractor forward. If the rear wheels rotate, the brake
needs to be adjusted or the pads need to be replaced.
TO ADJUST BRAKE
• Depress clutch/brake pedal all the way down and en-
gage parking brake.
• Measure distance between brake operating arm and
nut “A” on brake rod.
• If distance is other than 1-9/16", loosen jam nut and
turn nut “A” until distance becomes 1-9/16". Retighten
jam nut against nut “A”.
• Engage transmission by placing freewheel control in
“trans mis sion engaged” position.
• Road test tractor for proper stopping distance as stated
above. Readjust if nec es sary. If stopping distance is
still greater than fi ve (5) feet in high est gear, further
main te nance is nec es sary. Replace brake pads or
contact a qualifi ed service center.
ENGINE
PULLEY
CLUTCHING
IDLER
STA TION ARY
IDLER
TRANS MIS SION
INPUT PULLEY
FIG. 25
CENTER SPAN
KEEPER
TO REPLACE MOTION DRIVE BELT
(See Fig. 25)
Park the tractor on level surface. En gage parking brake.
For as sis tance, there is a belt installation guide decal on
bottom side of left footrest.
BELT REMOVAL -
• Remove mower (See “TO RE MOVE 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 en gine pulley.
• Pull belt slack toward rear of trac tor. Carefully remove
belt upwards from transmission input pulley.
• Remove belt from center span keeper and pull belt
away from tractor.
BELT INSTALLATION -
• Carefully work new belt down 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 clutch ing
idler.
• Make sure belt is in all pulley grooves and in side all
belt guides and keep ers.
• Install mower (See “TO IN STALL MOWER” in this sec-
tion of manual).