Weed Eater 178277 Owner's Manual

18.0 hp 46 inch lawn tractor

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OWNER'S MANUAL
MODEL NO. SGT18H46B
18.0 HP 46 Inch
Lawn Tractor
For Parts and Service, contact our authorized distributor: call 1-800-849-1297
For Technical Assistance: call 1-800-829-5886
®
178277 1.31.01 TR
PRINTED IN U.S.A.

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Summary of Contents for Weed Eater 178277

  • Page 1 OWNER'S MANUAL MODEL NO. SGT18H46B 18.0 HP 46 Inch Lawn Tractor For Parts and Service, contact our authorized distributor: call 1-800-849-1297 For Technical Assistance: call 1-800-829-5886 ® 178277 1.31.01 TR PRINTED IN U.S.A.
  • Page 2: Safety Rules

    Safe Operation Practices for Ride-On Mowers IMPORTANT: THIS CUTTING MACHINE IS CAPABLE OF AMPUTATING HANDS AND FEET AND THROWING OBJECTS. FAILURE TO OBSERVE THE FOLLOWING SAFETY INSTRUCTIONS COULD RESULT IN SERIOUS INJURY OR DEATH. I. GENERAL OPERATION • Read, understand, and follow all instructions in the manual and on the machine before starting.
  • Page 3 Safe Operation Practices for Ride-On Mowers • Be sure the area is clear of other people before mowing. Stop machine if anyone enters the area. • Never carry passengers or children even with the blades off. • Do not mow in reverse unless absolutely necessary. Always look down and behind before and while backing.
  • Page 4: Table Of Contents

    PRODUCT SPECIFICATIONS GASOLINE CAPACITY 3.5 GALLONS AND TYPE: UNLEADED REGULAR OIL TYPE (API-SF-SJ): SAE 30 (above 32°F) SAE 5W-30 (below 32°F) OIL CAPACITY: W/FILTER: 5 PINTS W/O FILTER: 4.5 PINTS SPARK PLUG: CHAMPION RN4C (GAP: .030") GROUND SPEED (MPH): FORWARD: REVERSE: TIRE PRESSURE: FRONT:...
  • Page 5: Unassembled Parts

    UNASSEMBLED PARTS Steering Wheel Steering Wheel Insert Gauge Wheels (2) Gauge Wheels (2) Shoulder (2) Centerlock Nuts Bolts Mower (2) Front Link Assemblies (3) Retainer Springs (4) Retainer Springs (single loop) (2) Washers 3/8 x 7/8 x 14 Gauge (2) Keys (double loop) Seat (1) Washer...
  • Page 6: Assembly

    Your new tractor has been assembled at the factory with exception of those parts left unassembled for shipping purposes. To ensure safe and proper operation of your tractor all parts and hardware you assemble must be tightened securely. Use the correct tools as necessary to insure proper tightness.
  • Page 7 INSTALL SEAT (See Fig. 3) Adjust seat before tightening adjustment knob. • Remove adjustment knob and flat washer securing seat to cardboard packing and set aside for assembly of seat to tractor. • Pivot seat upward and remove from the cardboard packing.
  • Page 8 INSTALL MOWER AND DRIVE BELT (See Figs. 5 and 6) Be sure tractor is on level surface and mower suspension arms are raised with attachment lift control. Engage parking brake. • Cut and remove ties securing anti-sway bar and belts. Swing anti-sway bar to left side of mower deck.
  • Page 9 CHECK TIRE PRESSURE The tires on your tractor were overinflated at the factory for shipping purposes. Correct tire pressure is important for best cutting performance. • Reduce tire pressure to PSI shown in “PRODUCT SPECIFICATIONS” section of this manual. CHECK DECK LEVELNESS For best cutting results, mower housing should be properly leveled.
  • Page 10: Operation

    These symbols may appear on your tractor or in literature supplied with the product. Learn and understand their meaning. BATTERY CAUTION OR WARNING ENGINE ON ENGINE OFF FUEL CHOKE ATTACHMENT REVERSE CLUTCH ENGAGED ATTACHMENT CLUTCH DISENGAGED IGNITION DANGER, KEEP HANDS AND FEET AWAY OPERATION REVERSE FORWARD...
  • Page 11 KNOW YOUR TRACTOR READ THIS OWNER'S MANUAL AND SAFETY RULES BEFORE OPERATING YOUR TRACTOR Compare the illustrations with your tractor to familiarize yourself with the locations of various controls and adjustments. Save this manual for future reference. CHOKE CONTROL THROTTLE CONTROL CLUTCH/ BRAKE...
  • Page 12: How To Use Your Tractor

    The operation of any tractor can result in foreign objects thrown into the eyes, which can result in severe eye damage. Always wear safety glasses or eye shields while operating your tractor or performing any adjustments or repairs. We recommend a wide vision safety mask over spectacles or standard safety glasses.
  • Page 13 TO ADJUST GAUGE WHEELS (See Fig. 8) Gauge wheels are properly adjusted when they are slightly off the ground when mower is at the desired cutting height in operating position. Gauge wheels then keep the deck in proper position to help prevent scalping in most terrain conditions.
  • Page 14: Before Starting The Engine

    BEFORE STARTING THE ENGINE CHECK ENGINE OIL LEVEL (See Fig. 15) • The engine in your tractor has been shipped, from the factory, already filled with summer weight oil. • Check engine oil with tractor on level ground. • Remove oil fill cap/dipstick and wipe clean, reinsert the dipstick and screw cap tight, wait for a few seconds, remove and read oil level.
  • Page 15: Operation

    PURGE TRANSMISSION CAUTION: Never engage or disengage freewheel lever while the engine is run- ning. To ensure proper operation and performance, it is recom- mended that the transmission be purged before operating tractor for the first time. This procedure will remove any trapped air inside the transmission which may have devel- oped during shipping of your tractor.
  • Page 16: Customer Responsibilities

    CUSTOMER RESPONSIBILITIES MAINTENANCE SCHEDULE FILL IN DATES AS YOU COMPLETE REGULAR SERVICE Check Brake Operation Check Tire Pressure Check Operator Presence and Interlock Systems Check for Loose Fasteners Sharpen/Replace Mower Blades Lubrication Chart Check Battery Level Clean Battery and Terminals Check Transaxle Cooling Adjust Blade Belt(s) Tension Adjust Motion Drive Belt(s) Tension...
  • Page 17: Operator Presence System

    CUSTOMER RESPONSIBILITIES TRACTOR Always observe safety rules when performing any mainte- nance. BRAKE OPERATION If tractor requires more than six (6) feet stopping distance at high speed in highest gear, then brake must be adjusted. (See “TO ADJUST BRAKE” in the Service and Adjustments section of this manual).
  • Page 18: Clean Air Screen

    CUSTOMER RESPONSIBILITIES NOTE: The original equipment battery on your tractor is maintenance free. Do not attempt to open or remove caps or covers. Adding or checking level of electrolyte is not necessary. TO CLEAN BATTERY AND TERMINALS Corrosion and dirt on the battery and terminals can cause the battery to “leak”...
  • Page 19 CUSTOMER RESPONSIBILITIES ENGINE COOLING FINS Remove any dust, dirt or oil from engine cooling fins to prevent engine damage from overheating. Air guide covers must be removed. Remove side panels and hood (See “TO REMOVE HOOD AND GRILL ASSEMBLY” in the Service and Adjustments section of this manual).
  • Page 20: Service And Adjustments

    SERVICE AND ADJUSTMENTS CAUTION: BEFORE PERFORMING ANY SERVICE OR ADJUSTMENTS: • Depress clutch/brake pedal fully and set parking brake. • Place motion control lever in neutral (N) position. • Place attachment clutch in “DISENGAGED” position. • Turn ignition key “OFF” and remove key. •...
  • Page 21 SERVICE AND ADJUSTMENTS SIDE-TO-SIDE ADJUSTMENT (See Figs. 18 and 19) • Raise mower to its highest position. • At the midpoint of both sides of mower, measure height from bottom edge of mower to ground. Distance “A” on both sides of mower should be the same or within 1/4" of each other.
  • Page 22 SERVICE AND ADJUSTMENTS CLUTCH SPRING SCREWS L.H. MANDREL IDLER COVER PULLEYS L.H. MANDREL MOWER DRIVE BELT BELT KEEPERS FIG. 22 TO REPLACE MOWER BLADE DRIVE BELT (See Fig. 23) Park the tractor on level surface. Engage parking brake. • Remove mower drive belt (See “TO REPLACE MOWER DRIVE BELT”...
  • Page 23 SERVICE AND ADJUSTMENTS TRANSAXLE MOTION CONTROL LEVER NEUTRAL ADJUSTMENT(See Fig. 26) The motion control lever has been preset at the factory and adjustment should not be necessary. • Loosen adjustment bolt in front of the right rear wheel, and lightly tighten. •...
  • Page 24 SERVICE AND ADJUSTMENTS REPLACING BATTERY (See Fig. 29) CAUTION: Do not short battery termi- nals by allowing a wrench or any other object to contact both terminals at the same time. Before connecting battery, remove metal bracelets, wristwatch bands, rings, etc. Positive terminal must be connected first to prevent sparking from accidental grounding.
  • Page 25: Storage

    Immediately prepare your tractor for storage at the end of the season or if the tractor will not be used for 30 days or more. CAUTION: Never store the tractor with gasoline in the tank inside a building where fumes may reach an open flame or spark.
  • Page 26: Troubleshooting

    TROUBLESHOOTING POINTS PROBLEM CAUSE Will not start Out of fuel. Engine not “CHOKED” properly. Engine flooded. Bad spark plug. Dirty air filter. Dirty fuel filter. Water in fuel. Loose or damaged wiring. Carburetor out of adjustment. Engine valves out of adjustment. Hard to start Dirty air filter.
  • Page 27: Troubleshooting

    TROUBLESHOOTING POINTS PROBLEM CAUSE Engine continues to run Faulty operator-safety presence control system. when operator leaves seat with attachment clutch engaged Poor cut - uneven Worn, bent or loose blade. Mower deck not level. Buildup of grass, leaves, and trash under mower. Bent blade mandrel.
  • Page 28 SERVICE NOTES...
  • Page 29 TRACTOR - - MODEL NUMBER SGT18H46B SCHEMATIC AMMETER (OPTIONAL) WHITE IGNITION SWITCH IGNITION SWITCH POSITION CIRCUIT “MAKE” M+G+A1 NONE RUN/LIGHT B+A1 A2+L B+A1 NONE START B + S + A1 NONE BATTERY FUSE CLUTCH / BRAKE (PEDAL UP) WHITE BLACK BLACK ATT'MENT CLUTCH BLACK...
  • Page 30: Repair Parts - Tractor

    REPAIR PARTS TRACTOR - - MODEL NUMBER SGT18H46B ELECTRICAL D .C...
  • Page 31: Repair Parts

    REPAIR PARTS TRACTOR - - MODEL NUMBER SGT18H46B ELECTRICAL PART DESCRIPTION 163465 Battery, 12 Volt, 28 Amp 74760412 Bolt, Hex Head 1/4-20 UNC x 3/4 7603J Tray, Battery 145211 Bolt, Battery Front 1/4-20 x 7.5 Zinc 150109 Holddown Battery Dash Mount 145769 Nut, Push Nylon 1/4"...
  • Page 32 REPAIR PARTS TRACTOR - - MODEL NUMBER SGT18H46B CHASSIS 3 153...
  • Page 33 REPAIR PARTS TRACTOR - - MODEL NUMBER SGT18H46B CHASSIS NOTE: All component dimensions given in U.S. inches PART DESCRIPTION 169831 Chassis Wldmt. 169061 Drawbar Stretch 94 17060612 Screw 3/8-16 x 3/4 155923 Saddle Flat Lt 126471X Clip Insulator 170119 Dash 72140608 Bolt RdHd Sqnk.
  • Page 34 REPAIR PARTS TRACTOR - - MODEL NUMBER SGT18H46B DRIVE...
  • Page 35 REPAIR PARTS TRACTOR - - MODEL NUMBER SGT18H46B DRIVE PART DESCRIPTION - - - - - - - Transaxle, Hydro Gear Model 325- 3000 (Order Parts From Transaxle Manufacturer) 142431 Spring, Brake Return 143995 Pulley, Hydro 166020 Rod Shift Fender Adjust Yt 76020416 Pin, Cotter 1/8 x 1 10040400...
  • Page 36: Steering Assembly

    REPAIR PARTS TRACTOR - - MODEL NUMBER SGT18H46B STEERING ASSEMBLY...
  • Page 37 REPAIR PARTS TRACTOR - - MODEL NUMBER SGT18H46B STEERING ASSEMBLY PART DESCRIPTION 140044X428 Wheel Steering Auto Black 154427 Axle Asm Front 156486 Spindle Asm Lh 157475 Spindle Asm Rh 6266H Bearing Race Thrust Harden 121748X Washer 25/32 X 1 5/8 X 16ga 19272016 Washer 27/32 X 1 1/4 X 16 Ga 12000029...
  • Page 38 REPAIR PARTS TRACTOR - - MODEL NUMBER SGT18H46B ENGINE OPTIONAL EQUIPMENT Spark Arrester...
  • Page 39 REPAIR PARTS TRACTOR - - MODEL NUMBER SGT18H46B ENGINE PART DESCRIPTION 176174 Control, Throttle 17720410 Screw, Hex Head, Thread Cutting 1/4-20 x 5/8 - - - - - - - Engine, Tec Model Number TVT691 (Order Parts From Engine Manufacturer) 149723 Muffler 174703...
  • Page 40 REPAIR PARTS TRACTOR - - MODEL NUMBER SGT18H46B SEAT ASSEMBLY PART DESCRIPTION 140118 Seat 140551 Pivot Bracket, Seat 145006 Clip, Push-in Hinged 73800600 Nut, Lock Hex w/Ins 3/8-16 UNC 124181X Spring, Seat 174894 Pan, Seat 166369 Knob, Seat, Black 121246X Bracket, Switch Mounting 121248X Bushing, Snap, Black, Nylon...
  • Page 41 Decal, Btry Dngr/Psn 177512 Decal Fender Side 162391 Decal Deck 142341 Decal Cntrl Movement 157199X428 Pad, Footrest 138311 Decal Handle Lft Height Adjust 178277 Manual, Owner's (English) PART DESCRIPTION 59192 Cap Valve Tire 65139 Stem Valve 106230X Tire Front 59904 Tube Front (Service Item Only) 106228X427 Rim Asm 8"...
  • Page 42 REPAIR PARTS TRACTOR - - MODEL NUMBER SGT18H46B MOWER LIFT 17 18...
  • Page 43 REPAIR PARTS TRACTOR - - MODEL NUMBER SGT18H46B MOWER LIFT PART DESCRIPTION 121006X Rod Assembly, Lever 159188 Shaft Assembly, Lift 74780624 Bolt, Hex Head, Fin. 3/8-16 x 1-1/2 109413X Grip Handle 124526X Button Plunger Black 122364X Plunger Lever Lift 2876H Spring 145537 Link, Lift, LH...
  • Page 44: Mower Deck

    REPAIR PARTS TRACTOR - - MODEL NUMBER SGT18H46B MOWER DECK 153 154...
  • Page 45 REPAIR PARTS TRACTOR - - MODEL NUMBER SGT18H46B MOWER DECK PART DESCRIPTION 156948 Deck Asm., Mower 46" 138457 Bracket Asm., Sway Bar 4939M Retainer Spring 130832 Arm, Suspension, Rear (Sway Bar) 850857 Bolt, Patched 3/8-24 x 1-1/4 Gr. 8 10030600 Washer, Lock Hvy., Unplated 3/8 140296 Washer, Hard Blade, Mower Vented...
  • Page 46: Warranty

    The Manufacturer warrants to the original consumer purchaser that this product as manufactured is free from defects in materials and workmanship. For a period of two (2) years from date of purchase by the original consumer purchaser, we will repair or replace, at our option, without charge for parts or labor incurred in replacing parts, any part which we find to be defective due to materials or workmanship.
  • Page 47 SUGGESTED GUIDE FOR SIGHTING SLOPES FOR SAFE OPERATION SIGHTING GUIDE Operate your Tractor up and down the face of slopes (not greater than 15°), never across the face. Make turns gradu- ally to prevent tipping or loss of control. Exercise extreme caution when changing direction on slopes.
  • Page 48 ®...

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