Snapper HZT21481BV important safety instructions Adjustments & Repair, Belt Replacement

Section 5 - ADJUSTMENTS & REPAIR

LOOSEN BOLTS,

SLIDE PLATE TO

MAKE MACHINE

TRACK STRAIGHT

TRACKING

ADJUSTMENT

PLATE

RIGHT SIDE

LOOSEN BOLTS, ALIGN

MOTION CONTROL

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

LEVER BLOCK

HANDLEBARS AS IN FIGURE 5.12a

To adjust belt tension, loosen jam nut on deck idler tensioning rod, then adjust inner nut in or out until idler

FIGURE 5.12

5.6aMOTION 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 align- ment is achieved.

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

ALIGN HANDLEBARS	RAISE OR
	LOWER BARS

DROP LEVERS FROM
	REMOVE
NEUTRAL POSITION
	HARDWARE

spring measures 2-5/16". See Figure 5.13a. Tighten jam nut against inner nut after adjustment is achieved.

RIGHT

PULLEY

CENTER

PULLEYELECTRIC CLUTCH

MOWER

DRIVE

BELT

LEFT
PULLEY	BELT ROUTING

FIGURE 5.13

FIGURE 5.12a

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

AFTER REPLACING BELT, REPLACE SPRING, WASHERS AND INNER NUT, AND TIGHTEN UNTIL SPRING LENGTH IS 2-5/16”. THEN INSTALL JAM NUT AND TIGHTEN AGAINST INNER NUT.

TO REMOVE BELT, REMOVE JAM NUT AND INNER NUT, WASHERS AND SPRING

2-5/16”

deck idler pulley back.

FIGURE 5.13a

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