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22 

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 spillage.  
DO NOT use a cutting blade that shows signs of 
excessive wear or damage on the Rear Engine Rider. 
On Rear Engine Riders equipped with a grass 
catcher attachment, the air lifts should be replaced 
when the blade is replaced. 

 
4.4  MOWER BLADE REPLACEMENT 

4.4.1.  BLADE WEAR LIMITS 
1.  
Inspect blade frequently for signs of excessive 
wear or damage.  See Figure 4.11. 
 

 

 

FIGURE 4.11 

 

WARNING 

Blades are extremely sharp and can cause severe 
injuries. Wear heavy leather gloves when working on or 
handling blades. DO NOT use blades that show signs 
of wear or damage. 

 
4.4.2. BLADE SHARPENING 
1.  
Follow WARNING statement found on this page. 
2.  Check fuel level in tank.  If over 3/4 full, remove 
tank. Refer to Section “REMOVING FUEL TANK”. If 
3/4 or less, proceed to next step.  
3.  Carefully stand Rear Engine Rider on rear bumper. 
4.  Remove blade.  See Figure 4.12. 
 
 
 
 
 

5.  Inspect condition of blade.  See Figure 4.11. 
6.  If blade is in good condition, sharpen at 22 to 28 
degrees. DO NOT sharpen beyond existing cutting 
edge. See Figure 4.13. 
7. 

Check blade balance after sharpening. If 

necessary, correct blade balance by grinding the 
heavy end of blade. 
8. Reinstall blade. See Figure 4.12. Torque blade 
mounting bolts to recommended range of 30 to 40 
ft. lbs. 

 
 

 

 
 

FIGURE 4.12 

 
 

 

 

FIGURE 4.13 

 
 
 
 
 
 
 
 
 

NUT 

LOCKWASHER 

BLADE 
MOUNTING 
BOLTS 

BLADE 

DO NOT SHARPEN 
BEYOND 
ORIGINAL 
CUTTING EDGE 

22 TO 28º 

BLADE TIP 

ORIGINAL CUTTING EDGE 

NEW BLADE 

WEAR LIMIT 
(NOTCH STARTS) 

DANGEROUS CONDITION! 
DO NOT USE ON MOWER! 
REPLACE WITH NEW BLADE. 

Summary of Contents for WM301021BE

Page 1: ... HP Engine 09 9 0 HP Engine 10 10 0 HP Engine 21 Series Designation B Briggs Engine E Electric Start Thank you for buying a SNAPPER Product Before operating your machine read this manual carefully and pay particular attention to the IMPORTANT SAFETY INSTRUCTIONS on Pages 2 3 Remember that all power equipment can be dangerous if used improperly Also keep in mind that SAFETY requires careful use in ...

Page 2: ...1 DO NOT operate machine on slopes exceeding 15 degrees 27 grade 2 Exercise EXTREME CAUTION on slopes above 10 degrees 18 grade Turn blades OFF when traveling uphill Use a slow speed and avoid sudden or sharp turns 3 DO NOT operate machine back and forth across face of slopes Operate up and down Practice on slopes with blades off 4 AVOID uphill starts If machine stops going uphill or tires lose tr...

Page 3: ...l light 13 Move joystick if equipped SLOWLY to maintain control during speed and directional changes OPERATION Continued From Previous Column 14 Exercise CAUTION when pulling loads Limit loads to those you can safely control and attach loads to hitch plate as specified with SNAPPER attachment instructions 15 DO NOT operate engine in enclosed areas Engine exhaust gases contain carbon monoxide a dea...

Page 4: ... Fluid Level 15 Mower Deck Levelness 15 Clean Mower Deck 15 Mower Blade Spindle Lubrication 15 Mower Deck Linkage Lubrication 15 Front Wheel Bearing Lubrication 15 Rear Axle Bearing Lubrication 16 Differential Chain Case Lubrication 16 Service Annually 17 Engine 17 Fuel Filter 17 Every Two Years 17 Storage Out of Season 17 Removing Fuel Tank 17 SECTION 4 ADJUSTMENTS AND REPAIR 18 26 Engine Adjustm...

Page 5: ...CLATURE The nomenclature drawing above Figure 1 1 shows the essential parts of the SNAPPER Rear Engine Rider It is recommended that all operator s of this equipment become thoroughly familiar with the controls components and operation of this machine before operating Specific details involving the engine are found in the separate engine owner s manual Study these manuals before operating and keep ...

Page 6: ...Mechanism With blade pedals depressed shift lever must not go into reverse 2 1 7 Clean exterior surfaces of cutting deck and engine of any accumulation of dirt grass oil etc Keep engine air intake screen and cooling fins clear at all times 2 1 8 Add fuel to tank after pushing the Rear Engine Rider outside where fumes can dissipate Make sure fuel filler cap is tight and vent is open after refueling...

Page 7: ...he way down and hold while starting engine See Figure 2 5 4 Open vent on fuel filler cap by turning counterclockwise IMPORTANT Failure to open vent on the fuel filler cap can cause engine to stall See Figure 2 2 5 Move engine speed control to the choke position to start a cold engine See Figure 2 6 6 Turn key to the START position until engine starts See Figure 2 7 NOTE If after 5 seconds of crank...

Page 8: ...n shift lever in a drive position Follow starting instructions carefully 2 Make certain the Blade Lever is in the Off position See Figure 2 4 3 Press Clutch Brake Pedal all the way down move Parking Brake Latch over and release the Clutch Brake Pedal to set Parking Brake See Figure 2 8 FIGURE 2 8 4 Open vent on fuel filler cap by turning counterclockwise NOTE Failure to open vent on the fuel fille...

Page 9: ...ne running adjust engine speed control to FAST position 2 Depress clutch brake pedal See Figure 2 11 3 Place transmission shift lever in the notch for 1 st speed See Figure 2 12 4 Release clutch brake pedal to begin desired ground speed 5 During forward motion the transmission shift lever may be placed in any desired forward speed without depressing the clutch brake pedal NOTE For best cutting res...

Page 10: ...t should come to a complete stop in 3 seconds or less If the blade continues to rotate after 3 seconds the blade brake must be adjusted Refer to Section BLADE BRAKE ADJUSTMENT for adjustment procedures or return machine to an authorized SNAPPER dealer for adjustment DO NOT CONTINUE to operate machine until blade brake is adjusted and functioning properly 2 4 3 MOWER BLADE 1 Stop mower blade by rel...

Page 11: ...ease park brake by pushing down on the clutch brake pedal parking brake latch will move to the OFF position unassisted See Figure 2 17 FIGURE 2 17 2 5 CUTTING HEIGHT ADJUSTMENT 1 Adjust cutting height as desired to any one of five positions using deck lift lever Move deck lift lever up or down to desired cutting height and then move over to secure in the height of cut notch See Figure 2 18 FIGURE ...

Page 12: ...rate your mower near roadways or use attachments that require quicker shifting to reverse there is an override lever provided This lever can be pushed and held before starting the blade and will allow reverse operation until the blade pedals are released at which time the system will return to its Reverse Lockout mode This feature should never be selected unless you are absolutely sure that no chi...

Page 13: ... 1 Place bricks or wooden blocks under the front wheels to lower rear of engine 2 Loosen or remove oil fill cap on engine 3 Loosen oil drain plug 4 Place a 2 quart minimum capacity container under the end of the oil drain Open oil drain See Figure 3 1 for oil drains used on the Rear Engine Riders FIGURE 3 1 5 After all the oil has drained close the drain and wipe up any oil that may have spilled S...

Page 14: ...ess after the blade has been turned off DO NOT operate machine until blade brake has been adjusted and functioning properly 2 If the blade continues to rotate longer than 3 seconds do not operate machine Refer to Section BLADE BRAKE ADJUSTMENT or contact your SNAPPER dealer for assistance 3 2 6 SERVICE BRAKE PARK BRAKE 1 Check machine brake for proper function Engage park brake Push machine Rear t...

Page 15: ... Refer to Section BATTERY INSTALLATION 3 3 3 MOWER DECK LEVELNESS Check mower deck for proper level Adjust as required Refer to Section MOWER DECK ADJUSTMENT LEVELNESS 3 3 4 CLEAN MOWER DECK 1 Follow WARNING statement found on this page 2 Check fuel level in tank If over 3 4 full remove tank Refer to Section REMOVING FUEL TANK If 3 4 or less proceed to next step 3 Carefully stand Rear Engine Rider...

Page 16: ...Transmission grease as needed See Figure 3 8 IMPORTANT Overfilling of the differential with lubricant will cause lubricant to leak onto drive components of the Rear Engine Rider FIGURE 3 8 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 pl...

Page 17: ...park 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 spillage 3 6 STORAGE OUT OF SEASON If desired the Rear Engine Rider can be stored on the rear bumper Perform the following procedures to insure the Rear Engine Rider will operate...

Page 18: ... operating properly 4 2 1 MOWER DRIVE BELT ADJUSTMENT FOR 25 28 30 M MODELS 1 Remove mower drive belt cover Refer to Section CHECK BLADE DRIVE BELT 2 Move blade lever up and over to the ON position 3 Place deck cutting height in the 3rd position Measure the belt spacing at idler pulley The distance should measure 1 1 4 but no less than 1 See Figure 4 1 FIGURE 4 1 4 If the distance is less than 1 a...

Page 19: ... stop time can not be achieved with the adjustment procedure described above take machine immediately to an authorized Snapper dealer FIGURE 4 4 FIGURE 4 5 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 ...

Page 20: ...MENT Front to Rear Levelness 25 28 Decks With the Rear Engine Rider on a smooth level surface rotate blade until blade tips are at front and rear of deck Measure the distance from blade tips to floor The distance should be the same or the rear 1 8 lower than the front If the rear blade tip is higher or is more than 1 8 lower than the front proceed with adjustment Front to Rear Levelness 30 Decks W...

Page 21: ...age 2 Check fuel level in tank If over 3 4 full remove tank Refer to Section REMOVING FUEL TANK If 3 4 or less proceed to next step 3 Carefully stand Rear Engine Rider on rear bumper 4 Depress clutch brake pedal all the way down Move and hold the park brake lever in the ON position and release the clutch brake pedal to lock the park brake See Figure 4 8 FIGURE 4 8 5 Measure the distance between en...

Page 22: ...e severe injuries Wear heavy leather gloves when working on or handling blades DO NOT use blades that show signs of wear or damage 4 4 2 BLADE SHARPENING 1 Follow WARNING statement found on this page 2 Check fuel level in tank If over 3 4 full remove tank Refer to Section REMOVING FUEL TANK If 3 4 or less proceed to next step 3 Carefully stand Rear Engine Rider on rear bumper 4 Remove blade See Fi...

Page 23: ...step 3 Carefully stand Rear Engine Rider on rear bumper 4 Route new belt through engine belt guide up to engine pulley See Figure 4 14 FIGURE 4 14 5 Move transmission shift lever to the neutral N position 6 Rotate clutch yoke clutch yoke shown in Figure 4 9 out with your hand and work belt between drive disc and rubber driven disc 7 To clear the primary chain case move transmission shift lever to ...

Page 24: ...es from battery terminals disconnecting BLACK Negative cable first Retain mounting bolts and nuts FIGURE 4 17 WARNING Cables must be connected to battery terminals in the proper position as show in Figure 4 17 DO NOT attempt to charge battery while installed on the Rear Engine Rider DO NOT use BOOST chargers on the battery 4 6 2 BATTERY INSTALLATION 1 Slide battery partially into battery housing 2...

Page 25: ...ate 4 With cell caps removed connect battery charger to battery terminals RED to positive and BLACK to negative terminal IMPORTANT 3 16 above cell plates is the recommended level DO NOT place anything in battery other than specified electrolyte WARNING DO NOT attempt to charge battery while installed on the Riding Mower DO NOT use BOOST chargers on the battery DO NOT OVERFILL 5 Slow charge the bat...

Page 26: ...3 Single Bag Catcher All 28 33 Deck Rear Engine Riders 6 0944 Single Bag Catcher All 41 42 Deck Rear Engine Riders 6 0945 Twin Bag Catcher All 41 42 Deck Rear Engine Riders 6 0946 Twin Bag Catcher All 28 33 Deck Rear Engine Riders 6 0947 Bag N Wagon All 28 33 Deck Rear Engine Riders 6 0948 Thatcherizer All Series 7 Newer Riders 6 0964 Wagon Cover All 28 33 Deck Rear Engine Riders 6 1190 Weight Fro...

Page 27: ... broken replace with new battery cables 12 Faulty electric starter or starter solenoid 12 Contact authorized SNAPPER dealer 13 Starter cable loose broken or disconnected 13 Connect starter cable If broken replace with new starter cable 14 Electrical wiring harness disconnected or broken 14 Connect or replace with new wiring harness Engine Stalls After 1 Operator not in seat 1 Sit in operator s sea...

Page 28: ...o low or high 2 Adjust cutting height 3 Engine speed too slow 3 Move throttle control to FAST position 4 Forward speed too fast 4 Move transmission shift lever to a slower speed 5 Terraced cut side to side 5 Adjust side to side level 6 Excessive deck pitch front to rear 6 Adjust front to rear pitch 7 Cutting blade s dull or damaged 7 Sharpen cutting edges or replace blade s 8 Mower belt slipping 8...

Page 29: ...e Battery Page 24 25 X Tires Check Pressures Page 6 X Drive Belts Check For Wear And Tension Pages 14 18 23 X X Mower Blades Check For Wear And Damage Pages 22 X Mower Deck Clean Debris Accumulation Page 15 X X X Lubrication Points Grease or Oil Pages 15 16 X X Lubricate Chain Case Transmission Check Grease Level Pages 16 X X Blade Brake Stopping Time Check blade stopping for proper operation Page...

Page 30: ...ade Ninja Quad Edge 2 9143 28 Cutter Blade Standard Not Air Lift Compatible 3 5635 28 Cutter Blade Standard Air Lift Compatible 1 9515 28 Cutter Blade Mulching 1 6980 28 Cutter Blade Ninja Quad Edge 2 6453 30 Cutter Blade Standard Not Air Lift Compatible N A 30 Cutter Blade Standard Air Lift Compatible 1 8069 30 Cutter Blade Ninja Quad Edge 2 6565 Air Lift Kit 25 28 Decks 6 0480 Air Lift Kit 30 De...

Page 31: ...iginal purchase date SNAPPER will not be responsible for any installation cost incurred The battery warranty only covers original equipment batteries and does not cover damage to the battery or machine caused by neglect or abuse destruction by fire explosion freezing overcharging improper maintenance or use of improper electrolyte There is no other express warranty DISCLAIMER OF WARRANTY Implied w...

Page 32: ...32 PRIMARY MAINTENANCE ...

Page 33: ...33 PRIMARY MAINTENANCE ...

Page 34: ...34 PRIMARY MAINTENANCE ...

Page 35: ...35 PRIMARY MAINTENANCE ...

Page 36: ...u have any questions about your Snapper product contact your local authorized Snapper dealer or contact Snapper Customer Service at Snapper McDonough GA 30253 Phone 1 800 935 2967 COPYRIGHT 2000 SNAPPER INC ALL RIGHTS RESERVED MANUAL No 7 3539 I R 3 29 00 WARNING ENGINE EXHAUST SOME OF ITS CONSTITUENTS AND CERTAIN VEHICLE COMPONENTS CONTAIN OR EMIT CHEMICALS KNOWN TO THE STATE OF CALIFORNIA TO CAU...

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