Section 5 - ADJUSTMENTS & REPAIR

LOOSEN BOLTS.

SLIDE PLATE TO

MAKE MACHINE

TRACK STRAIGHT

TRACKING

ADJUSTMENT

PLATE

LOOSEN BOLTS. ALIGN HANDLEBARS AS IN

RIGHT SIDEFIGURE 5.12a MOTION CONTROL

LEVER BLOCK

FIGURE 5.12

5.6a MOTION LEVER HANDLEBAR ALIGNMENT Handlebars of both left and right Motion Control Levers should be aligned when levers are dropped from their neutral lock positions. See Figure 5.12a. If bars are not aligned:

1.Loosen bolts that secure handlebar adjustment brackets to lever blocks, and adjust handlebars until aligned. See Figure 5.12. Retighten bolts after alignment is achieved.

2.Note that handlebars are adjustable, and can be raised or lowered to provide optimum operator comfort. Simply remove hardware securing handlebars to handlebar adjustment brackets, raise or lower bars, and replace hardware.

3.Remove old mower drive belt. Note the belt routing. See Figure 5.13.

5.7.2. BELT REPLACEMENT

1.Route new belt around blade pulleys, idler pulley, and clutch pulley in the same position as old belt was removed. See Figure 5.13.

2.Reconnect deck idler tensioning rod as previously removed. Refer to Section ‘Belt Adjustment’ below for proper belt tension adjustment.

3.Reinstall power unit footrest.

5.7.3. BELT ADJUSTMENT

To adjust belt tension, loosen jam nut on deck idler tensioning rod, then adjust inner nut in or out until idler spring measures 2-5/16”. See Figure 5.13a. Tighten jam nut against inner nut after adjustment is achieved.

RIGHT

PULLEY

ELECTRIC

CLUTCH

CENTER

PULLEY

ALIGN HANDLEBARS

 

 

 

 

 

 

 

 

 

 

MOWER

 

 

 

 

 

 

 

 

RAISE OR

 

 

 

DRIVE

 

 

 

 

 

BELT

 

 

LOWER BARS

 

 

 

 

 

 

 

 

 

 

 

 

 

LEFT

 

 

 

DROP LEVERS

 

PULLEY

 

 

 

FROM NEUTRAL

 

 

 

BELT ROUTING

 

 

 

LOCK POSITION

 

 

 

 

 

 

 

 

 

 

 

 

REMOVE

HARDWARE

FIGURE 5.12a

FIGURE 5.13

TO REMOVE BELT,

REMOVE JAM NUT AND

INNER NUT, WASHERS

AND SPRING

5.7MOWER DRIVE BELT REPLACEMENT AND ADJUSTMENT

Inspect mower drive belt. Replace belt if it shows signs of excessive wear, damage and/or is broken.

5.7.1. BELT REMOVAL

1.Remove power unit footrest.

2.Remove jam nut, inner nut, washers and spring from front threads of deck idler tensioning rod. See Figure 5.13a. Slip rod out of deck bracket, and swivel deck idler pulley back.

AFTER REPLACING BELT,

REPLACE SPRING, WASHERS AND 2-5/16”

INNER NUT, AND TIGHTEN UNTIL

SPRING LENGTH IS 2-5/16”. THEN

INSTALL JAM NUT AND TIGHTEN AGAINST INNER NUT.

FIGURE 5.13a

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Snapper CZT19480KWV, CZT19481KWV, HZT21480BV, HZT21481BV Belt Replacement, Belt Adjustment, Belt Removal

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