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12 

Section 3 - MAINTENANCE 

 
3.1 INTRODUCTION 

To retain the quality of the Tractor, use genuine SNAPPER 
replacement parts only.  Contact a local SNAPPER dealer 
for parts and service assistance. For the correct part or 
information for a particular Tractor, always mention the model 
and serial number. SNAPPER recommends returning the 
Tractor to an authorized SNAPPER dealer annually for 
inspection and addition of any new devices, which might 
upgrade the safety of the Tractor.  For the nearest 
SNAPPER dealer in your area, check the yellow pages 
under the heading LAWN MOWERS. For engine parts and 
service, look for the engine manufacturer’s dealers under the 
heading, ENGINES - gasoline. 

 
3.2  SERVICE - AFTER FIRST 5 HOURS 
 

WARNING 

DO NOT attempt any adjustments, maintenance or 
service with the engine or blades running. STOP blades. 
STOP engine.  Set park brake. Remove key. Remove 
spark plug wire from spark plug and secure wire away 
from spark plug. Engine and components can be 
extremely hot. Avoid burns by allowing engine and 
components sufficient time to cool. 

 

3.2.1.   CHANGE ENGINE OIL  
The engine is equipped with a Fastex

 oil drain. 

1.  Rotate drain body counterclockwise and pull out to 
open drain. See Figure 3.1. 
2.  Drain oil into a 2 quart container placed beneath 
end of oil drain. 
3.  After all oil has drained, push drain body "IN" and 
rotate clockwise to close.  
4.  Fill engine with new motor oil as specified in engine 
owner's manual. 

 

WARNING 

The following procedure requires the engine and 
blades to be operated. Exercise extreme caution. Clear 
area of loose parts & tools first. Only operate blades 
when seated in the operator’s seat. 

 

3.2.2.  CHECK BLADE BRAKE 
1.  
Check blade brake for proper function. Blades 
should stop rotating in 5 seconds or less after moving 
the blade engagement lever down to the OFF position. 
2.  If blades continue to rotate longer than 5 seconds 
do not operate machine. Refer to Section “BLADE 
BRAKE ADJUSTMENT” or contact your SNAPPER 
dealer for assistance. 

 

3.2.3.  CHECK MOWER BLADE 
1.  
Remove deck from tractor. 
2.  Carefully position deck to access blade. 
3.  
Check blade for sharpness, wear and damage. 
Refer to Section “BLADE WEAR LIMITS”. 

4. 

Check blade for straightness. Refer to Section 

“ADJUSTING MOWER BLADE”. 
5. 

Check torque of blade mounting bolts. Torque to:       

 

33” deck – 30 to 40 ft. lbs. See Figure 3.2. 

 

38” deck – 70 to 80 ft. lbs. See Figure 3.3. 

 

FIGURE 3.1 

 

FIGURE 3.2 

 

WARNING 

Blades must stop rotating in 5 seconds or less after 
blades have been turned off. DO NOT operate machine 
until blade brake has been adjusted and functioning 
properly. Contact your SNAPPER dealer for assistance. 

 

OIL 
FILLER 
TUBE 

ROTATE COUNTER-
CLOCKWISE AND PULL 
OUT TO OPEN. 
PUSH IN AND ROTATE 
CLOCKWISE TO CLOSE. 

FASTEX™ 
OIL DRAIN 

TORQUE 33” BLADE TO  
30 TO 40 FT. LBS. 

NOTE: BRIGGS & 
STRATTON ENGINE 
PICTURED 

Содержание LT145H33GBV

Страница 1: ...ation H Hydrostatic Transmission B Briggs Stratton K Kohler Engine 33 33 Cutting Width Mower V Over Head Valve Type Engine Thank you for buying a SNAPPER product Before operating the Lawn Tractor read...

Страница 2: ...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 o...

Страница 3: ...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...

Страница 4: ...Spark Plug 16 Hydrostatic Transmission Oil 16 SECTION 4 ADJUSTMENTS REPAIR 17 32 Engine Adjustments Repair 17 Mower Deck Component Adjustments 17 Blade Brake Adjustment 17 33 Deck Blade Brake Adjustme...

Страница 5: ...wner s Manual before operating this machine Keep these manuals available for future reference CONTROLS All operators should be acquainted with the operator s controls before attempting start up or ope...

Страница 6: ...engine and tractor of any accumulation of dirt grass oil etc Keep engine air intake screens and cooling fins clean at all times 2 1 6 With engine OFF move the tractor outside and add fuel to the fuel...

Страница 7: ...work DO NOT OPERATE the tractor until the interlock has been repaired FIGURE 2 5 5 Choke engine for cold starting by moving engine speed control to CHOKE position Little or no choking will be needed...

Страница 8: ...o ON See Figure 2 8 FIGURE 2 8 WARNING DO NOT operate blades in reverse STOP BLADES LOOK and SEE behind and down for children pets and hazards before and while backing 2 4 STOPPING ENGINE BLADE WHEEL...

Страница 9: ...Fully depress clutch brake pedal 2 Move park brake lever up into slot See Figure 2 12 FIGURE 2 12 2 4 5 RELEASING PARK BRAKE 1 Fully depress clutch brake pedal Move park brake lever DOWN to release p...

Страница 10: ...to engage hydro transmission See Figure 2 15 5 Set park brake NOTE The transmission will not propel the tractor if it is left in the ROLL position WARNING DO NOT disengage the hydro transmission and...

Страница 11: ...is an override lever provided This lever can be pushed and held before starting the blades and will allow reverse operation until the blade engagement lever is moved to the OFF position at which time...

Страница 12: ...oil has drained push drain body IN and rotate clockwise to close 4 Fill engine with new motor oil as specified in engine owner s manual WARNING The following procedure requires the engine and blades t...

Страница 13: ...d replace engine air cleaner See Figure 3 5 Refer to engine owner s manual for service instructions 3 3 2 MOWER COMPONENTS 1 Check deck drive belt for proper tension Refer to Section CHECK DECK DRIVE...

Страница 14: ...3 Clutch Brake Pivot The clutch brake pivot is located on the left hand underside of the tractor and is lubricated with one shot of general purpose grease See Figure 3 7 FIGURE 3 7 4 Steering Sector G...

Страница 15: ...r oil FIGURE 3 12 10 Deck Lift Mechanism Lubricate all wear and pivot points of the deck lift 3 4 SERVICE ANNUALLY Perform all maintenance as described in Section SERVICE EVERY 25 OPERATING HOURS Also...

Страница 16: ...h gasoline Refer to engine owner s manual for fuel specifications 3 4 3 SPARK PLUG Remove and replace engine spark plug Refer to engine owner s manual for correct replacement plug and gap specificatio...

Страница 17: ...y adjusted will stop blade rotation in 5 seconds or less when the blade engagement lever is moved to the OFF position 33 DECK BLADE BRAKE ADJUSTMENT 1 Blade brake adjustment is made by turning the adj...

Страница 18: ...o adjust tension remove extension rod mounting bolt and nut See Figure 4 4 9 Move extension rod to next hole towards rear of deck and secure with mounting bolt and nut 10 Measure extension spring with...

Страница 19: ...EL ADJUSTMENT SIDE TO SIDE NOTE Adjust tire pressure 12 P S I front and rear before adjusting deck 1 Move tractor to a firm level surface 2 Turn engine OFF Remove key 3 Place a piece of angle iron und...

Страница 20: ...DECK LEVEL ADJUSTMENT FRONT TO REAR FRONT LIFT ROD If the sector plates are in their lowest setting and proper level cannot be obtained adjust the front lift rod as follows 1 Move deck lift lever to 5...

Страница 21: ...istance from each blade tip to the floor The measurements should be within 1 8 of each other Factory setting FIGURE 4 14 9 If the difference is less than 1 8 go to next section Front to rear level If...

Страница 22: ...rning the swivel clockwise will raise the front of the deck Turning the swivel counterclockwise will lower the front of the deck NOTE The deck should be set so that the rear of the deck is 1 4 lower t...

Страница 23: ...control lever can be placed at rear edge of the neutral detent and the tractor remains absolutely stationary If motion is detected neutral adjustment will be required DO NOT operate a machine that cr...

Страница 24: ...uld less tension be required move stationary idler towards right side of tractor See Figure 4 21 6 Secure stationary idler with mounting bolt 7 Place spark plug wire onto spark plug Set park brake Sta...

Страница 25: ...e ragged and lawn will usually turn brown Sharpen standard blades as follows 1 Move tractor to a firm level surface 2 Turn engine OFF Remove key 3 Remove mowing deck from tractor 4 Remove mower blade...

Страница 26: ...IGURE 4 26 6 Install new blade onto blade mounting bar 7 Torque 30 to 40 ft lbs 4 4 6 38 MOWER BLADE REPLACEMENT 1 Move tractor to a firm level surface 2 Turn engine OFF Remove key 3 Remove mowing dec...

Страница 27: ...washer from rear deck hanger bracket on both sides of tractor 8 Make note of hole used in sector plates 9 Slide sector plates off of rear deck hanger brackets 10 Slide deck forward Remove deck drive...

Страница 28: ...de 7 Pull belt until it can be removed from transmission pulley Traction drive belt replacement 1 Place new traction drive belt over transmission pulley and span to engine pulley 2 Place belt into top...

Страница 29: ...ee Figure 4 37 FIGURE 4 37 5 Remove old belt 6 Replace with new belt in reverse order 7 Adjust idler pulley belt guide if necessary to obtain 1 16 clearance between belt and belt guide See Figure 4 38...

Страница 30: ...acid Battery acid is corrosive Rinse empty acid containers with water and mutilate before discarding If acid is spilled on battery bench or clothing etc Flush with clear water and neutralize with bak...

Страница 31: ...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 However do not try to measu...

Страница 32: ...6 1916 Lawn Roller 6 1915 6 1915 42 Snow Blade 6 1352 6 1352 44 Dozer Blade Spring Trip 6 1881 6 1881 Dozer Blade Support Kit 6 1370 6 1370 40 Snow Thrower 6 1880 6 1880 Debris Blower 6 1883 6 1883 R...

Страница 33: ...33 SECTION 5 ELECTRICAL SYSTEM SCHEMATIC WIRING HARNESS P N 2 6616 LT145H33GBV LT145H38 GBV SCHEMATIC WIRING HARNESS P N 2 4815 LT15OHGKV...

Страница 34: ...position 2 Move engine speed control to FAST 3 Fuel tank empty 3 Fill with fuel to proper level 4 Engine air pre cleaner and or air cleaner dirty 4 Clean free of all debris 5 Spark plug defective or...

Страница 35: ...too fast 4 Move speed control to a slower speed 5 Deck side to side level requires adjustment 5 Adjust side to side level 6 Deck front to rear level requires adjustment 6 Adjust front to rear level 7...

Страница 36: ...k Pressures Page 6 X X Drive Belts Check For Wear And Tension Pages 26 28 X X Mower Blades Check Wear Damage And Blade Brake Pages 13 25 26 X Mower Deck Clean Debris Accumulation Page 6 X X X Mower De...

Страница 37: ...ginal 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...

Страница 38: ...38 PRIMARY MAINTENANCE...

Страница 39: ...39 PRIMARY MAINTENANCE...

Страница 40: ...40 PRIMARY MAINTENANCE...

Страница 41: ...41 PRIMARY MAINTENANCE...

Страница 42: ...________________________________________ ___________________________________________________________________ ___________________________________________________________________ _______________________...

Страница 43: ...________________________________________ ___________________________________________________________________ ___________________________________________________________________ _______________________...

Страница 44: ...you 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 SNA...

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