Snapper NZM21521KWV Neutral Position Adjustments From Previous, Mower Deck Adjustment Levelness

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Section 5 - ADJUSTMENTS & REPAIR

5.1NEUTRAL POSITION ADJUSTMENTS (Continued From Previous Page)

12. With motion control levers remaining in the neutral lock position, See Figure 3.7, hold connecting rod up to the activation assembly and check length of rod. Tie rod end bolt must align with the activation assembly. If bolt is not aligned with the activation assembly, adjust tie rod. Loosen jam nut that secures tie rod. Rotate tie rod in or out to align with hole in activation assembly. Repeat step for other hydro pump. See Figure 5.4.

5.2 MOWER DECK & COMPONENT ADJUSTMENTS

The leveling procedures for the 61 deck differ from

the 48 and 52 decks. The 61 deck replaces the two

rear eyebolts with slotted brackets, and uses 1 1/4”

leveling blocks in place of the 1” blocks. Follow and

complete each step carefully.

5.2.1. MOWER DECK ADJUSTMENT (LEVELNESS)

SIDE to SIDE and FRONT to REAR

Before making deck leveling adjustments, inflate rear

tires to 12 PSI and front tires to 25 PSI. When

adjusted correctly, the deck will be level side to side

within 1/8”, have a low cut setting of approximately 1”

HYDRO PUMP

ACTIVATION

ASSEMBLY

TIE ROD END

HYDRO

PUMP

TIE ROD END

BOLT IS SHOWN

MISALIGN WITH

ACTIVATION

ASSEMBLY

LOOSEN NUT AND

ROTATE TIE ROD END

IN OR OUT TO ALIGN

WITH ACTIVATION

BOLT IS SHOWN ALIGNED WITH HOLE

(1 1/4" for 61 deck) and the blades pitched

approximately 3/16” higher at the rear.

1.

Place machine on a smooth level surface.

2.

Check side to side level by rotating blades until

tips are pointing to the sides of the deck. Check the

measurement of outside blade tips to the ground on

both blades. The measurement of each of the outside

blade tips should be within 1/8” of each other. If

measurement of the blade tips is not within 1/8”,

adjustment should be made.

 

3.

Move deck lift lever and set the mower deck to the

highest cutting position.

 

4.

Relive tension on deck lift assist spring by

loosening nut on eyebolt.

Refer to Section

“Removing Deck”.

 

5.

Place 1” blocks (1 1/4" for 61 deck) under the front

and rear edge of the mower deck.

 

6.

Move deck lift lever and set the mower deck to the

lowest cutting position.

 

6.

Loosen the nuts and bolts that secure both front

deck support chains. Adjust chains until tight and

retighten bolts and nuts. Torque to 20 to 30 ft. lbs.

See Figure 5.5.

 

FRONT

LIFT ARM

CHAIN

FIGURE 5.4

13.Once tie rod end bolt is aligned with activation assembly insert into hole and reinstall washers and nut that secure bolt to assembly. Tighten securely. Tighten tie rod jam nut securely.

14.Start engine, disengage parking brake, and check rotation of the rear wheels.

15.Reinstall both hydro pump fans. Reinstall washer and bolt. Tighten bolt securely.

16.Reinstall screen and tighten retaining hardware securely.

DECK HANGER

BRACKET

LOOSEN BOLT AND NUT,

TIGHTEN CHAIN. SECURE

BOLTS AND NUTS

FIGURE 5.5

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Contents MID Mount Z-RIDER Zero Turning Hydro Drive Series Important Safety Instructions From Previous SnapperMaintenance Table of Contents Introduction NomenclatureSafety Messages and Symbols RUN Operating Instructions PRE-START Check ListStarting & Stopping ENGINE, BLADES, Parking Brake Starting EngineStopping Engine Starting Mower BladesStopping Mower Blades Parking BrakeCutting Height Adjustment OPERATION- Motion Controls Driving MachineStopping Machine Engine Must not Start ifEngine should Start if Engine Must Begin to Stop ifService After First 5 Hours Check Mower BladeAfter Every 25 Operating Hours 4.3.1. Engine Annually END of Each Season Riding Mower LubricationBefore Operating Machine Deck Removal See Figure Adjustments & Repair Neutral Position AdjustmentsNeutral Position Adjustments From Previous Mower Deck & Component AdjustmentsMower Deck Adjustment Levelness Side to Side and Front to RearParking Brake Adjustment Highest cutting position and recheck side to sideTraction Belt Replacement Traction Belt TensionBelt Removal Tracking Adjustment Mower Drive Belt ReplacementBelt Replacement Blade Sharpening Battery Service 1. Remove battery Battery Battery RemovalBattery Installation Do not Overfill Battery TestingNEW Battery Preparation 1. Remove battery from carton Bearing Replacement Insert spindle shaft up through the bottomHydraulic SYSTEM, Purging Corrective Action Problem Probable CauseTrouble Shooting on Next Machine Will Not Move Service Performed Each MAINTENANCE/REPLACEMENT Parts100 Number USE HRS SeasonYear Limited Warranty Disclaimer of WarrantyPrimary Maintenance Primary Maintenance Primary Maintenance Primary Maintenance Snapper Product Registration Form Page Page Page MID Mount Z-RIDER Zero Turning Hydro Drive Series