Section 4 - ADJUSTMENTS & REPAIR

 

 

 

WARNING

 

 

 

 

=

 

 

 

DO NOT attempt any adjustments, maintenance,

 

 

 

 

 

 

 

service or repairs with the engine running. Stop

 

 

 

 

 

 

 

engine. Stop blade. Engage parking brake. Remove

 

 

 

 

 

 

 

key. Remove spark plug wire from spark plug and

 

=

 

 

 

secure away from plug. Engine and components

 

 

 

 

are HOT. Avoid serious burns, allow all parts to

 

 

 

 

cool before working on machine. Fuel Filler Cap

 

 

 

 

and Vent must be closed securely to prevent fuel

 

 

FIGURE 4.17

 

 

spillage.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4.6.4.

Tracking Adjustments

 

 

 

 

 

 

 

 

 

 

 

 

When both motion control levers are fully engaged in

 

 

PIVOT BRACKET (LEVER

 

 

 

 

 

 

 

 

 

 

 

 

forward drive, the machine should move in a straight

 

 

MUST BE IN NEUTRAL

 

 

 

 

 

line.

If the machine tracks (veers) left or right, a

 

 

LOCK POSITION)

 

 

 

 

 

 

 

 

 

 

 

 

tracking adjustment must be made. Each motion

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

control lever is equipped with a tracking adjustment

 

 

 

 

 

 

 

 

 

 

plate. See Figure 4.18. Moving the plate forward or

 

 

 

HAIR PIN

 

 

 

 

backward adjusts the machine’s tracking:

 

 

 

 

 

 

 

 

 

 

1. If mower tracks to the left, loosen the two torx

 

 

 

 

 

 

 

ROD

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

screws on the left adjustment

plate, slide plate

 

 

 

 

 

 

 

FITTING

 

 

 

 

 

 

 

 

 

 

forward approximately 1/8”, and retighten screws.

 

 

 

 

 

 

 

 

 

 

 

TURN CLOCKWISE IF WHEEL

 

 

 

 

 

(If plate is already as far forward as it can go,

 

 

 

CONTROL

 

 

TURNS IN REVERSE,

 

 

 

loosen the right plate and slide back 1/8”.) Check

 

COUNTERCLOCKWISE IF

 

 

ROD

 

machine tracking and repeat as needed.

 

WHEEL TURNS FORWARD

 

 

 

 

 

2. If mower tracks to the right, loosen the two torx

 

 

 

 

 

 

 

 

 

 

screws on the right adjustment plate, slide plate

 

 

 

 

FIGURE 4.15

 

 

 

forward approximately 1/8”, and retighten screws.

 

 

 

 

 

 

 

(If plate is already as far forward as it can go,

 

(Right side shown; fuel tank removed for clarity)

loosen the left plate and slide back 1/8”.) Check

4.6.2. Neutral Return Spring Adjustments

machine tracking and repeat as needed.

3. In cases of severe tracking, one plate may

When the motion control levers are

released, return

need to be moved fully back and the other moved

springs assist them back to the neutral position. See

 

 

 

 

 

ADJUST UNTIL

 

Figure 4.16. To adjust spring tension:

 

 

 

 

 

 

 

 

 

 

 

1. If a stronger return is desired, tighten the nyloc

 

 

 

 

 

LEVERS ARE

 

 

 

 

 

ADJUST

 

 

 

 

nut atop the return spring rod.

 

 

 

 

 

 

 

ALIGNED

 

2.If a weaker return is desired, loosen the nyloc nut atop the return spring rod.

NOTE: Be sure to adjust left and

return

springs equally.

 

 

TENSION

NEUTRAL

 

RETURN

 

ADJUSTING

SPRINGS

 

NUT

 

 

 

FIGURE 4.16

TRACKING

ADJUSTMENT

PLATE

fully forward.

FIGURE 4.18

LEVER ALIGNMENT SCREWS

4.6.3.Motion Control Lever Alignment

Correctly aligned Motion control levers will propel the mower forward in a straight line when levers are equally

engaged into drive.4.17. If one transmission engages before another, loosen the lever

adjustment screws,

adjust the lever forward or

backward until levers

aligned. See Figure 4.18.

26

Page 26
Image 26
Snapper SZT18426BVE, SZT20486BVE Right side shown fuel tank removed for clarity, Neutral Return Spring Adjustments

SZT18426BVE, SZT20486BVE specifications

The Snapper SZT18426BVE and SZT20486BVE are advanced lawn care machines designed for homeowners and professionals who demand high performance and reliability in their lawn maintenance tasks. Both models exhibit a combination of power, versatility, and user-friendly features that make them stand out in the market.

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