MTD 550, Snow Boss 550, Snow Boss 750 - page 21

21

Models 550 & 750

Ref.

No. PartNo. Part Description

1. 712-0116 LockJam Nut 3/8-24

2. 756-0178 FlatIdler

3. 784-5632A AugerIdler Arm

4. 710-0459A HexCap Screw 3/8-24 x 1.50

5. 738-0281 ShoulderScrew

6. 736-0174 WaveWasher

7. 732-0611 ExtensionSpring

8. 712-3068 HexNut 5/16-18

9. 712-3010 HexNut 5/16-18

10. 736-0119 LockWasher 5/16

11. 05931 Housing

12. 741-0309 BallBearing

13. 710-0451 CarriageBolt 5/16-18 x .75

14. 705-5226 ChuteReinforcement

15. 684-0052B

684-0039C 22”Housing As s’y (550)

24”Hou sing Ass’y (750)

16. 712-3010 HexNut 5/16-18

17. 712-0429 LockNut 5/16-18

18. 736-0242 BellWasher

19. 741-0475 Bushing

20. 784-5647 ChuteCrank Bracket

21. 731-1379A ChuteAdapter

22. 712-0324 HexLock Nut 1/4-20

23. 736-0463 FlatWasher

24. 784-5618 BearingHousing

25. 710-0703 CarriageScrew 1/4-20 x .75

26. 710-0604 HexWasher Screw 5/16-18

27. 736-0169 LockWasher 3/8

28. 712-0798 HexNut 3/8-16

29. 741-0245 HexFlange Bearing

30. 784-5038B SkidShoe

31. 736-0242 BellWasher

32. 712-3010 HexNut 5/16-18

33. 784-5576

784-5581A 21.66”Shave Plate (550)

23.66”Shave Plate (750)

34. 710-0260 CarriageBolt 5/16-18 x .62

35. 684-0065 ImpellerAssembly

36. 715-0114 Pin

37. 618-0413

618-0414 22”Gear Assembly (550)

24”Gear Assembly (750)

38. 605-5252A

605-5188A 22”Spiral RH (550)

24”Spiral RH (750)

39. 736-0188 FlatWasher

40. 741-0493A FlangeBushing

41. 605-5253A

605-5189A 22”Spiral LH (550)

24”Spiral LH (750)

42. 710-0890A ShearBolt 5/16-18 x 1.5

43. 736-0231 FlatWasher, .344 x 1.12 x .87

Ref.

No. Part No. Part Description

NOTE: For painted parts, please refer to

the list of colorcodes below. Please add the

applicable color code, wherever needed, to

the part numberto order a replacement part.

For instance, if a part, numbered 700-xxxx,

is painted Oyster Gray, the part number to

orderwould be 700-xxxx-0662.

Oyster Gray: 0662

PowderBlack: 0637

Contents

Main IMPORTANT:Read safety rules and instructions carefully before operating equipment. WHITE OUTDOOR PRODUCTS COMPANY.P.O.BOX 361131 CLEVELAND, OHIO 44136-9722 Snow Boss 550 Operators Manual TABLE OF CONTENTS FINDING MODEL NUMBER CALLING WARRANTY SERVICE 1-800-949-4483 SECTION 1: IMPORTANT SAFE OPERATION PRACTICES DANGER: TRAINING PREPARATION OPERATION WARNING SECTION 2: LOOSE PARTS SECTION 3: ASSEMBLING YOUR SNOW THROWER AUGER SHEAR BOL TS Final Adjustments Auger Control Adjustment Skid Shoe Adjustment Tire Pressure Adjustment If the tire pressure is not equal in both tires, the unit may pull to one side or the other. SECTION 4: KNOW YOUR SNOW THROWER Traction Control / Auger Control Lock Headlight Shift Lever Forward SECTION 5: OPERATING YOUR SNOW THROWER Gas And Oil Fill-up Electric Starter To Start Engine F. To Stop Engine Do not lose ignition key. Keep it in a safe place. Engine will not start without the ignition key. To Engage Drive Use the slower speeds until you are familiar with the operation of the snow thrower. To Engage Augers SECTION 6: MAKING ADJUSTMENTS Chute Assembly Adjustment Chute Directional Control Support Bracket Adjustment Skid Shoe Adjustment Auger Control Adjustment SECTION 7: MAINTAINING YOUR SNOW THROWER Lubrication Engine Traction Control / Auger Control Lock Gear Shaft SECTION 8: SERVICE Engine Shave Plate and Skid Shoes Belt Removal And Replacement Auger Belt Loosening the six nuts that connect the frame to theau ger housing may aid in belt removal. Drive Belt The support bracket must rest on the stop bolt after the new belt has been assembled. See Figure 20. Servicing Friction Wheel Rubber Augers Off-season Storage Snow thrower shown resting on its auger housing. Wheels not shown for clarity. SECTION 9: TROUBLESHOOTING Page Page Page Page Page Page Models 550 & 750 Page AA B B Model 550 & 750 Page Page MANUFACTURERS LIMITED WARRANTY FOR: