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24

MOWER DECK LEVELING

Perform these adjustments on a flat level surface.

SIDE-TO-SIDE LEVELING

1. With the mower installed, place the rider on a

smooth, level surface such as a concrete floor. Turn
the front wheels so they are straight.

2. Check for bent blades and replace if necessary.

3. Place the mower cutting height pin in the 4th hole

from the bottom (see insert, Figure 29). Arrange the 
outside mower blades so that they are pointing from
side-to-side (Figure 27).

4. Measure the distance between the outside tips of

each blade and the ground (Figures 27 & 28). If there
is more than 1/8” (3mm) difference between the
measurements on each side, proceed to step 5. If the
difference is 1/8” (3mm) or less, proceed to step 6.

5. Use the rear leveling links (B, Figure 29) to adjust the

side-to-side leveling of the deck. Repeat step 4 if
necessary.

FRONT-TO-BACK LEVELING

6. Arrange the blades so they face front-to-back (Figure

30).

7. Measure the distance from the ground to the front tip

of the center blade, and from the ground to rear tips
of left-hand and right-hand blades (Figures 28 & 30).
The front tip of the center blade should be 1/4" (6mm)
higher than rear tips of left-hand and right-hand
blades. If not, proceed with steps 8 - 11.

8. Check the length of the hanging rods. The rear (D,

Figure 29) should be 15” (38,1cm) and is not adjust-
ed. To adjust the pitch of the mower deck, adjust the
front leveling nuts only.

9. Loosen the front lock nuts (E, Figure 29).

10. Turn the leveling nuts (A, Figure 29) counter-

clockwise to lower the front of mower deck. Turn the
nuts clockwise to raise the front of the mower. Make
adjustments in small increments, trying to keep ten-
sion on both leveling nuts.

11. Tighten the front lock nuts (E).

12. Re-check the blade measurement then repeat steps

7-11 as necessary.

Figure 30. Orient Blades Front-to-Back

Figure 27. Orient Blades Side-to-Side

Figure 28. Measure Blade Tips to Ground
A. Mower Deck

C. Level Ground

B. Blade Tip

A

B

C

Figure 29. Mower Leveling
A. Front Leveling Nuts
B. Rear Leveling Rods
C. 4th Cutting Height Hole
D. Rear Hanger Rods
E. Front Lock Nuts

Troubleshooting, Adjustments, & Service

B

D

C

A

E

Summary of Contents for ZT18441KHC

Page 1: ...Y requires careful use in accordance with the operating instructions and common sense MODEL NUMBER EXPLANATION Z T 20 50 1 B V DRIVE SYSTEM TYPE MOWER ORIENTATION ENGINE HP MOWER DECK SIZE ENGINE TYPE...

Page 2: ...ng instructions in this manual before attempting to set up and operate your machine Failure to comply with all safety and operating instructions can result in loss of machine control serious personal...

Page 3: ...present intact and secure Replace worn or damaged parts 24 Disengage attachments before refueling removing an attachment making adjustments unless the adjustment can be made from the operator s posi t...

Page 4: ...speeds while on the slope 4 Do not mow on wet grass Tires may loose traction 5 Never mow down slopes 6 Avoid starting stopping or turning on a slope If tires lose traction i e machine stops forward m...

Page 5: ...ine clamps further than necessary Ensure clamps grip hoses firmly over the filter after installation 12 Do not use gasoline containing METHANOL gasohol containing more than 10 ETHANOL gasoline addi ti...

Page 6: ...ully read and obeyed Personal bodily injury can result when these instructions are not followed The information is for your safety and it is important The safety decals below are on your rider and mow...

Page 7: ...hrottle Control The throttle controls engine speed Move the throttle for ward to increase engine speed and back to decrease engine speed Always operate at FULL throttle Choke Close the choke for cold...

Page 8: ...as extra holding capacity for oil as the transmission heats up and the oil expands See CHECK TRANSMISSION OIL LEVEL for oil level check and fill procedures Transmission Release Valves The transmission...

Page 9: ...tractor and mower free of grass leaves and excess grease Do not stop or park tractor over dry leaves grass or combustible materials Gasoline is highly flammable and must be handled with care Never fil...

Page 10: ...in NEUTRAL 2 Disengage the PTO by pushing down on the PTO switch 3 Engage the parking brake by pulling the handle up until it locks into position 4 Move the throttle control to mid throttle position a...

Page 11: ...DRIVING Forward Travel Practice Gradually move both ground speed control levers evenly FORWARD from neutral Slow down and repeat NOTE Straight forward travel takes practice If neces sary top speed can...

Page 12: ...with operating the zero turn rider you will learn more maneuvers that will make your mowing time easier and more enjoyable Remember the more you practice the bet ter your control of the rider will be...

Page 13: ...on slopes The surface being driven on greatly impacts traction and stability Wet or slippery surfaces can greatly reduce traction and the ability to stop or turn Carefully evaluate the surface conditi...

Page 14: ...and wait for all mov ing parts to stop 2 Remove the cutting height pin and lower the attach ment lift to its lowest position 3 Pivot the front wheels out of the way and slide the mower under the unit...

Page 15: ...Hours Every 250 Hours Spring Fall Check Rider Mower for loose hardware Check Clean Engine Cooling Fins Check Adjust PTO Clutch Lubricate Rider Mower Clean Battery Cables Check Tire Pressure Clean Deck...

Page 16: ...an both before and after lubrication LUBRICATION Lubricate the unit at the following lubrication points shown in Figure 13 Grease front caster wheel axles front caster yokes mower deck idler arm mower...

Page 17: ...de Figure 16 with the tabs pointing up toward the mower deck as shown 7 Reinstall the hex washer B Figure 16 spring wash er C and capscrew D Use a wooden block A to prevent blade rotation while tighte...

Page 18: ...astrol Syntec 5W 50 oil or 20W 50 conventional detergent motor oil 1 Check the oil level when the unit is cold The inspec tion port is located on the inside of the right tank cover The oil level shoul...

Page 19: ...or non conducting grease STORAGE Before you store your unit for the off season read the Maintenance and Storage instructions in the Safety Rules section then perform the following steps Disengage the...

Page 20: ...is hot allow it to cool then refill the fuel tank 4 Engine flooded 4 Open the choke 5 Gas is old or stale 5 Drain fuel replace with fresh fuel 6 Battery terminals require 6 Clean the battery terminal...

Page 21: ...1 Set throttle to full 2 Ground speed too fast 2 Decrease Ground Speed 3 Blades are dull 3 Sharpen or replace blades See Mower Blade Service 4 Mower drive belt slipping 4 Clean or replace belt as nec...

Page 22: ...in or out to properly adjust the lever end spacing To Adjust the Handle Height Remove the mounting hardware and reposition the handle either up or down from its original position You will need to read...

Page 23: ...correct position NEUTRAL ADJUSTMENT If the unit creeps forward or backward with the control levers in their neutral positions see your dealer A C B Figure 23 Cutting Height Adjustment A Cutting Heigh...

Page 24: ...and armature face just contacts the gauge 5 Check the windows for an equal amount of tension when the gauge is inserted and removed and make any necessary adjustments by tightening or loosen ing the...

Page 25: ...the front tip of the center blade and from the ground to rear tips of left hand and right hand blades Figures 28 30 The front tip of the center blade should be 1 4 6mm higher than rear tips of left h...

Page 26: ...Drive Belt Replacement Shown from Below A Pump Drive Belt B Crankshaft Pulley C Pump Pulley D Idler Pulley stationary E Idler Pulley F Idler Arm G Spring H Spring Anchor Hook B E F A C C H D G BATTERY...

Page 27: ...notch B 3 Remove the old drive belt and install the new one as shown in Figure 32 Note that the back of the drive belt must ride against the back side idler pulleys B Use the belt tension lever A Fig...

Page 28: ......

Page 29: ......

Page 30: ...roduct contact your local authorized Snapper dealer or contact Snapper Customer Service at Snapper McDonough GA 30253 Phone 1 800 935 2967 WARNING BATTERY POSTS TERMINALS AND RELATED ACCESSORIES CONTA...

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