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Table of Contents

WARNING

Engine exhaust from this product contains
chemicals known, in certain quantities, to cause
cancer, birth defects, or other reproductive harm.

Troubleshooting, Adjustments & Service .......19

Troubleshooting the Rider .....................................19

Troubleshooting the Mower ...................................20

Seat Adjustments ..................................................21

Ground Speed Control Lever Adjustment .............21

Speed Balancing Adjustment ................................21

Cutting Height Adjustment ....................................22

Parking Brake Adjustment.....................................22

Neutral Adjustments..............................................22

PTO Clutch Adjustment.........................................23

Blade Brake Check ...............................................23

Mower Deck Leveling ............................................24

Hydraulic Pump Drive Belt Replacement ..............25

Battery Charging ...................................................25

Mower Belt Replacement ......................................26

NOTE: In this manual, “left” and “right” are referred to as
seen from the operating position.

WARNING

You must read, understand and comply with all safety
and operating 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 injury to you and / or bystanders,
and risk of equipment and property damage. The
triangle in the text signifies important cautions or
warnings which must be followed.

Safety Rules & Information.................................2
Safety Decals .......................................................5
Features & Controls ............................................6

Control Functions ....................................................6

Operation .............................................................8

General Operating Safety .......................................8

Checks Before Starting ...........................................8

Starting the Engine .................................................9

Stopping the Rider & Engine...................................9

Mowing....................................................................9

Pushing the Rider by Hand .....................................9

Zero Turn Driving Practice.....................................10

Attaching a Trailer..................................................12

Mower Removal & Installation...............................13

Regular Maintenance ........................................14

Schedule ...............................................................14

Lubrication ............................................................15

Servicing the Mower Blades .................................16

Checking Tire Pressures .......................................17

Checking/Adding Fuel ...........................................17

Fuel Filter ..............................................................17

Engine Maintenance .............................................17

Check/Fill Transmission Oil ...................................17

Transmission Oil Filter Change .............................18

Battery Maintenance .............................................18

Storage..................................................................18

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...

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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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