MTD OEM-190-821 Operator's Manual

PRINTED IN U.S.A.FORM NO. 770-10448E.fm(1/3/2005)IMPORTANT: READ SAFETY RULES AND INSTRUCTIONS CAREFULLYWarning: This unit is equipped with an interna

10Attaching The Steering Wheel • If the steering wheel for your tractor did not come attached, the hardware for attaching it has been packed within th

11SECTION 4: KNOW YOUR LAWN TRACTORFigure 8NOTE: Any reference in this manual to the RIGHT or LEFT side of the tractor is observed from operator’s po

12Throttle Control LeverThe throttle control lever is located on the right side of the tractor’s dash panel. This lever controls the speed of the engi

13Systems Indicator MonitorYour tractor is equipped with a ammeter as part of its systems indicator monitor. Locate the monitor on the left side of yo

14Cruise Control Button The cruise control button is located on the tractor dash panel to the left of the ignition switch. Push the cruise control but

15SECTION 5: OPERATING YOUR LAWN TRACTORSafety Interlock SwitchesThis tractor is equipped with a safety interlock system for the protection of the op

16Setting the Cutting HeightSelect the height position of the cutting deck by placing the deck lift lever in any of the six different cutting height n

17• Avoid turns when driving on a slope. If a turn must be made, turn down the slope. Turning up a slope greatly increases the chance of a roll over.•

18Mulching (If Equipped)Select models come equipped with a mulch kit which incorporates special blades, already standard on the tractor, in a process

19SECTION 6: MAKING ADJUSTMENTSWARNING: Never attempt to make anyadjustments while the engine is running,except where specified in the operator’sman

2TABLE OF CONTENTSFINDING MODEL NUMBERThis Operator’s Manual is an important part of your new lawn tractor. It will help you assemble, prepare and mai

20Parking Brake AdjustmentWARNING: Never attempt to adjust thebrakes while the engine is running. Alwaysdisengage PTO, move shift lever into neutralp

21Steering AdjustmentIf the tractor turns tighter in one direction than the other, or if the ball joints are being replaced due to damage or wear, the

22SECTION 7: MAINTAINING YOUR LAWN TRACTORWARNING: Before performing anymaintenance or repairs, disengage PTO,move shift lever into neutral position

23SECTION 8: SERVICECutting Deck RemovalTo remove the cutting deck, proceed as follows:• Place the PTO (Blade Engage) lever in the disengaged (OFF) p

24Jump StartingWARNING: When removing or installingthe battery, follow these instructions toprevent the screwdriver from shorting againstthe frame.IM

25IMPORTANT: Use a torque wrench to tighten the blade spindle hex flange nut to between 70 foot-pounds and 90 foot-pounds.FusesTwo fuses are installed

26Figure 26Figure 27Changing the Transmission Drive BeltsNOTE: Several components must be removed and special tools (i.e. air/impact wrench) in order

27SECTION 9: OFF-SEASON STORAGEClean and lubricate the tractor as instructed in Section 7: MAINTAINING YOUR LAWN TRACTOR on page 22 of this manual be

28SECTION 11: TROUBLESHOOTINGTrouble Possible Cause(s) Corrective ActionEngine fails to start PTO engaged.Parking brake not engaged.Spark plug wire(s

29SECTION 12: ILLUSTRATED PARTS LIST(for choke)(for throttle)91191371019201822632322158171615114124REF.NO.PARTNO. DESCRIPTION1 710-0227 Screw, #8-18

3SECTION 1: IMPORTANT SAFE OPERATION PRACTICESWARNING: This symbol points out important safety instructions which, if not followed, could endangerthe

30151284199617122177291310333928295112832211671620727183823243031273726263635342531424Models 604 & 605

31NOTE: Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.Models 604 & 605REF.NO

32AA11131435432428254438172012102216271837343121362926391923213042274134333681925151720962414022Model 604

33Model 604REF.NO.PARTNO. DESCRIPTION1 710-3015 Hex Cap Screw, 1/4-20 x.752 710-0599 Self-tapping Screw, 1/4-20 x.53 712-04064 Flange Lock Nut, 1/4-20

34AA3096341211071116120373617419 18515 382831326142223242116132912723283533Model 605

35Model 605Ref.No.PartNo. Description1.710-0726 Screw, 5/16-12 x.7502.710-0599 Self-tapping Screw, 1/4-20 x.53.710-0751 Hex Cap Screw, 1/4-20 x.624.74

36BBAACDEGGFFEDCLeft Hand Transmission Bolt Mounting21493902621619146421130913666639401075732887782201840718057679817846486417444796604969545664415545

37Models 604 & 605REF.NO.PARTNO. DESCRIPTION 1 17840 Mounting Bracket, Transaxle 2 725-04039 Switch, Interlock 3 17962 Plate, Switch 4 647-04020

38Models 604 & 605 (42” Deck)To DeckAABB837184847338839403129273036133450424135324649389121317944528341431622234422610345142515202621242611197IMPO

39NOTE: Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.Models 604 & 605 (42”

423. Muffler and engine become hot and can cause a burn. Do not touch.24. Check overhead clearances carefully before driving under low hanging tree br

40AA84788535445484341445013424855554946131745157163321122582210144034202311343015243832329927376153132392192635133628718156352516260586159Models 604 &

41Models 604 & 605 (46” Deck)REF.NO.PARTNO. DESCRIPTION1 17962 Plate, Switch2 647-0064 Lever Assembly, Engagement3 683-0302 Plate Assembly, Engage

42ABBA35363732591422282857575454212022313485210715127302640384847252391713186616191131434942532445504634335658551229442415139Models w/ ManuallyAdjusti

43NOTE: Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.Models 604 & 605REF.NO

44Models 604 & 605832156841097121111121314317152019202122232425282927263

45Models 604 & 605NOTE: If rebuilding the upper housing, include two ounces (2 oz.) of Unirex® N3 grease (Part No. 737-0289) in the input shaft ca

4647514535630283782924359461111414351545722483249324544236501031184233911274943521733193815422120264691613675558123344025Models 604 & 605 (42” Dec

47NOTE: Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.NOTE: Tractor features var

48BAAB364426393124532111829481527406263646551203320352335422175610344949632532203037945721426084345125250192138251413162111105958464746102322412872955

49NOTE: Tractor features vary by model. NOT all parts listed above and pictured on the previous page are standard equipment.IMPORTANT: For a proper wo

5e. Use extreme care when approaching blind corners, doorways, shrubs, trees or other objects that may block your vision of a child who may run into t

50NOTES

51NOTES

52MANUFACTURER’S LIMITED WARRANTY FOR:The limited warranty set forth below is given by MTD LLC with respect to new merchandise purchased and used in t

68. Never tamper with the safety interlock system or other safety devices. Check their proper operation regularly.9. After striking a foreign object,

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8SECTION 3: TRACTOR SET-UPAttaching the Battery CablesNOTE: The positive battery terminal is marked Pos.(+). The negative battery terminal is marked

9Attaching The SeatSeat styles vary by tractor model and there are three different styles available:• Standard Adjustment• Quick Adjustment & • Kn