Poulan 194993 - Manual (Page 21)

21
SERVICE AND ADJUSTMENTS
FIG. 19
IDLER PULLEYS
MANDREL PULLEYS
FIG. 20
TO CHECK AND ADJUST BRAKE
(See Fig. 20)
Your tractor is equipped with an ad just able brake system
which is mounted on the right side of the transaxle.
If tractor requires more than fi ve (5) feet to stop at highest
speed in high est gear on a level, dry concrete or paved
surface, then brake must be checked and ad just ed.
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.
• Place gear shift lever in neutral (N) 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 1-1/2", loos en jam nut and turn
nut “A” until dis tance becomes 1-1/2". Re tight en jam
nut against nut “A”.
• 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.
WITH PARKING BRAKE “ENGAGED”
1-1/2"
JAM NUT
OPERATING ARM
NUT “A”
01516
STATIONARY
IDLER
TRANSAXLE
PULLEY
ELECTRIC
CLUTCH
CLUTCH ING
IDLER
CLUTCH LOCATOR
CLUTCH
WIRE
HAR NESS
TO REPLACE MOTION DRIVE BELT
(See Fig. 21)
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.
• Disconnect clutch wire harness.
• Remove clutch locator.
• Remove belt from stationary idler and clutching idler.
• Remove belt downward from engine pulley and around
electric clutch.
• Pull belt slack toward rear of trac tor. Remove belt
up wards from transaxle pulley by de fl ect ing belt keep-
ers.
• Remove belt from center span keeper and pull belt
away from tractor.
BELT INSTALLATION -
• Carefully work new belt down be tween transaxle belt
keepers and onto the input pulley.
• Slide belt into the center span keeper.
• Pull belt toward front of tractor and roll belt around
electric clutch and onto engine pulley.
• Install belt through stationary idler and clutch ing
idler.
• Reinstall clutch locator and tighten nut securely.
• Reconnect clutch harness.
• 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).
CENTER SPAN
KEEPER
FIG. 21