Husqvarna YTH23V42LS owner manual To Replace Mower Blade Drive Belt, To Check Brake

SERVICE AND ADJUSTMENTS

TO REPLACE MOWER BLADE DRIVE BELT	• With a 1/2" breaker bar, shift the idler arm counter
MOWER DRIVE BELT REMOVAL (See Fig. 32 & 33)		clockwise. When there is enough slack, slip the belt
		onto the center spindle pulley.
• Park tractor on a level surface. Engage parking brake.	• Reinstall the belt guide.
• Lower attachment lift lever to its lowest position.
			BELT ROUTING
• Remove foot plate and mandrel covers.
• Remove any dirt or grass clippings which may have
				ENGINE
accumulated around mandrels and entire upper deck
surface.

•With a 1/2" breaker bar and using the square open- ing in the idler arm, shift the arm counter clockwise to

relieve the tension on the belt. BLADE BELT

•Carefully roll the belt over the top of the cutter housing

pulleys.

IDLER ARM
		Fig. 34
	• Double check belt routing to make sure it matches the
	routing decal, and that the belt does not have any twist.
	Correct if needed.
	• Adjust belt tension by turning the eyebolt until there is ap-
	proximately 7/8” -1” of threads showing outside the nut.
	• Belt tension should be set to 60-70 Ft. Lbs.
	• Replace mandrel covers on both mandrel housings
	and secure with fasteners.
	NUT	EYEBOLT
Fig. 32
• Remove the belt guide hardware with a 1/2" wrench
and set belt guide aside.
• Remove the belt from around the electric clutch on the
engine shaft.
NUT
BELT GUIDE
		Fig. 35
	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:
	• Park tractor on a level, dry concrete or paved surface,
	depress brake pedal all the way down and engage
	parking brake.
	• Disengage transmission by placing freewheel control
Fig. 33	in “transmission disengaged” position. Pull freewheel
	control out and into the slot and release so it is held in
MOWER DRIVE BELT INSTALLATION (See Fig. 34 & 35)
	the disengaged position.
NOTE: For ease in installing the deck belt, refer to the	The rear wheels must lock and skid when you try to manu-
routing decal on the cutting deck.	ally push the tractor forward. If the rear wheels rotate,
• Place the belt around all the pulleys except the center	then the brake needs to be serviced. Contact a qualified
spindle pulley.	service center.

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