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15

FIG. 22

FORWARD MOTION
(INSIDE) V-BELT

ENGINE PULLEY

REVERSE
IDLER ARM

REVERSE
IDLER PULLEY

IDLER
ARM PIN

FIG. 21

FORWARD
IDLER PULLEY

REVERSE
IDLER
PULLEY

ENGINE PUL-
LEY

FRONT VIEW REFERENCE

REVERSE (OUTSIDE) V-BELT

FORWARD MOTION (INSIDE) V-BELT

TRANS MIS SION
PUL LEY

BELT GUARD
BOLT

BELT
GUIDE

REVERSE
IDLER PULLEY

IDLER
ARM PIN

ENGINE
PULLEY

REVERSE (OUTSIDE)
V-BELT

FORWARD IDLER
PUL LEY

REVERSE
IDLER PULLEY

ENGINE PULLEY

BELT GUIDE

TRANS MIS SION
PULLEY

BELT GUIDE

FORWARD
IDLER PULLEY

SERVICE AND ADJUSTMENTS

ENGINE

TO AD JUST CARBURETOR

The carburetor has been preset at the factory and ad just ment 
should not be necessary.  However, engine per for mance 
can be affected by dif fer enc es in fuel, tem per a ture, al ti tude 
or load.  If the carburetor does need ad just ment, contact 
your nearest authorized service center/de part ment

IMPORTANT:

  NEVER TAMPER WITH THE ENGINE GOVERNOR, 

WHICH IS FACTORY SET FOR PROPER ENGINE SPEED. 

 

OVER SPEED ING THE ENGINE ABOVE THE FACTORY HIGH 
SPEED SETTING CAN BE DANGEROUS.  IF YOU THINK THE 
ENGINE-GOVERNED HIGH SPEED NEEDS ADJUSTING, 
CONTACT YOUR NEAREST AUTHORIZED SERVICE CENTER/
DEPARTMENT, WHICH HAS THE PROPER EQUIP MENT AND 
EXPERIENCE TO MAKE ANY NEC ES SARY ADJUSTMENTS.

For Parts Call K&T 606-678-9623 or 606-561-4983

www.mymowerparts.com

Summary of Contents for SOF550A

Page 1: ...orage Troubleshooting Repair Parts OWNER S MANUAL MODEL NO SOF550A 5 HP 26 Inch Tiller For Parts and Service contact our authorized distributor call 1 800 849 1297 For Technical Assistance call 1 800...

Page 2: ...quipment without proper instruction Keep the area of operation clear of all persons par ticularly small children and pets PREPARATION Thoroughly inspect the area where the equipment is to be used and...

Page 3: ...EST COVERED BRUSH COVERED OR GRASS COVERED LAND UNLESS THE ENGINE S EXHAUST SYSTEM IS EQUIPPED WITH A SPARK ARRESTER MEETING APPLICABLE LOCAL LAWS IF ANY IF A SPARK ARRESTER IS USED IT SHOULD BE MAINT...

Page 4: ...s and hardware you assemble must be tightened securely Use the correct tools as necessary to insure proper tightness TOOLS REQUIRED FOR ASSEMBLY A socket wrench set will make assembly easier Standard...

Page 5: ...G 3 STAKE SPRING TILLER HANDLES CABLE S FIG 2 HANDLE PANEL BOLTS FLAT WASHER HEX BOLT 5 16 18X3 4 TILLER HANDLE HANDLE PANEL NUT LOCK WASHER HEX BOLT 5 16 18X1 ASSEMBLY HANDLE HEIGHT Handle height may...

Page 6: ...DEPTH STAKE TINE SHIELD CHOKE CONTROL FORWARD TINE CONTROL TINES THROTTLE CONTROL FIG 4 MEETS ANSI SAFETY REQUIREMENTS Our tillers conform to the safety standards of the American National Standards I...

Page 7: ...e ment ENGINE Move throttle control to STOP position Never use choke to stop engine TILLING The speed and depth of tilling is regulated by the position of the depth stake and wheel height The depth st...

Page 8: ...til engine reaches start of compression cycle rope will pull slightly harder at this point Pull recoil starter handle quickly Do not let starter handle snap back against starter If engine fires but do...

Page 9: ...bounce and difficult handling of your tiller Hard soil should be moistened before tilling however extremely wet soil will ball up or clump during tilling Wait until the soil is less wet in order to ac...

Page 10: ...CH USE Check engine oil level Check tine operation Check for loose fasteners LUBRICATION Keep unit well lubricated See LUBRICATION CHART MAINTENANCE SCHEDULE FILL IN DATES AS YOU COMPLETE REGULAR SERV...

Page 11: ...e crankcase oil level before starting the engine and after each five 5 hours of continuous use Add SAE 30 motor oil or equivalent Tighten oil filler plug securely each time you check the oil level TO...

Page 12: ...e spark plugs at the beginning of each tilling sea son or after every 50 hours of use whichever comes first Spark plug type and gap setting are shown in PRODUCT SPECIFICATIONS on page 3 of this manual...

Page 13: ...t with plug TINE ARRANGEMENT Your outer tines can be assembled in several different ways to suit your tilling or cultivating needs CAUTION Tines are sharp Wear gloves or other protection when han dlin...

Page 14: ...ee Figs 21 and 22 Replace V belts if they have stretched considerably or if they show cracks or frayed edges There are two 2 V belts forward inside and reverse outside Belt guard must be removed to se...

Page 15: ...ADJUST CARBURETOR Thecarburetorhasbeenpresetatthefactoryandadjustment should not be necessary However engine performance can be affected by differences in fuel temperature altitude or load If the car...

Page 16: ...sary See belt re placement instructions in the Service and Adjustments section of this manual Lubricate as shown in the Maintenance section of this manual Be sure that all nuts bolts and screws are se...

Page 17: ...l tank and refill with fresh gasoline 7 Water in fuel 7 Drain fuel tank and carburetor and refill tank with fresh gasoline 8 Clogged fuel tank 8 Remove fuel tank and clean 9 Spark plug wire loose 9 Co...

Page 18: ...13 180847 Bolt Carriage 5 16 18 x 3 4 Gr 5 KEY PART NO NO DESCRIPTION KEY PART NO NO DESCRIPTION 14 181452X417 Panel Handle 16 166377 Handle R H 18 166868 Cable Control Tine 19 151229 Lever Control T...

Page 19: ...t Belt Guard 2 9484R Clip Cable 3 86777 Screw Hex Washer Hd Slotted Thd Cutting 10 24 x 1 2 Type D 4 74610812 Bolt Hex 1 2 20 x 3 4 5 73660600 Nut Hex Lock 3 8 16 6 19131316 Washer 13 32 x 13 16 x 16...

Page 20: ...pth Stake L H KEY PART NO NO DESCRIPTION 15 5388J Spring Stake 16 121117X Bolt Shoulder 17 9188R Wheel 18 19131311 Washer 13 32 x 13 16 x 11 Ga 19 9190R Bracket Wheel 20 73680600 Locknut Crown 3 8 16...

Page 21: ...Y PART NO NO DESCRIPTION 1 156934 Tine Outer R H 2 3146R Retainer Spring 3 156932 Tine Inner R H 4 156931 Tine Inner L H 5 156933 Tine Outer L H 6 4929H Pin Clevis KEY PART NO NO DESCRIPTION For Parts...

Page 22: ...l 126402 Order parts from engine manufac turer KEY PART NO NO DESCRIPTION 1 74760524 Bolt Hex 5 16 18 x 1 1 2 Gr 2 2 74780652 Bolt Hex Fin 3 8 16 x 3 1 4 3 19131311 Washer 13 32 x 13 16 x 11 5 7380060...

Page 23: ...914 Decal Reverse Tine Control 5 141907 Decal Hand Placement 6 176391 Decal Eng Tiller 7 171077 Decal OHV N I C 8 141906 Decal Warning Rotating Tines 9 186245 Decal Hvy Duty 10 171078 Decal Rewind Int...

Page 24: ...anty does not apply to any product which has been subjected to alteration misuse abuse improper assembly or installation delivery damage or to normal wear of the product 5 Exclusions Excluded from thi...

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