Page 2 - SAFETY RULES; Safe Operation Practices for Ride-On Mowers; GENERAL OPERATION
2 Look for this symbol to point out impor-tant safety precautions. It meansCAUTION!!! BECOME ALERT!!! YOURSAFETY IS INVOLVED. SAFETY RULES Safe Operation Practices for Ride-On Mowers IMPORTANT: THIS CUTTING MACHINE IS CAPABLE OF AMPUTATING HANDS AND FEET AND THROWINGOBJECTS. FAILURE TO OBSERVE THE F...
Page 3 - PRODUCT SPECIFICATIONS; CUSTOMER RESPONSIBILITIES
3 PRODUCT SPECIFICATIONS HORSEPOWER: 18.0 GASOLINE CAPACITY 3.5 GALLONS AND TYPE: UNLEADED REGULAR OIL TYPE (API-SF/SG): SAE 30 (above 32 ° F) SAE 5W-30 (below 32 ° F) OIL CAPACITY: W/ FILTER: 4.0 PINTS W/O FILTER: 3.5 PINTS SPARK PLUG: CHAMPION RV17YC (GAP: .025”) VALVE CLEARANCE: INTAKE: .003” - ....
Page 4 - TABLE OF CONTENTS; INDEX
4 TABLE OF CONTENTS INDEX SAFETY RULES ............................................................ 2PRODUCT SPECIFICATIONS ...................................... 3CUSTOMER RESPONSIBILITIES ..................... 3, 15-18ASSEMBLY ............................................................... 6-9OPER...
Page 5 - CONTENTS OF HARDWARE PACK; Parts packed separately in carton
CONTENTS OF HARDWARE PACK 5 (2) Hex Bolts 1/4-20 x 3/4 (2) Washers 9/32 x 5/8 x 16 Ga. (2) Lock Washers 1/4 (2) Hex Nuts 1/4-20 (2) Wing Nuts 1/4-20 Parts packed separately in carton Parts Bag contents shown full size Parts bag contents not shown full size (1) Shoulder Bolt 5/16-18 (1) Washer 17/32 ...
Page 6 - ASSEMBLY; TOOLS REQUIRED FOR ASSEMBLY; UNPACK CARTON; BEFORE ROLLING TRACTOR OFF SKID
6 ASSEMBLY STEERINGWHEELADAPTER FIG. 1 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. Usethe correct tools as ...
Page 7 - HOW TO SET UP YOUR TRACTOR; CHECK TIRE PRESSURE
7 ASSEMBLY INSTALL SEAT (See Fig. 3) Adjust seat before tightening adjustment knob. • Remove cardboard packing on seat pan. • Place seat on pan and assemble shoulder bolt. • Assemble adjustment knob and flat washer loosely.Do not tighten. • Tighten shoulder bolt securely. • Lower seat into operating...
Page 9 - CHECKLIST
9 ASSEMBLY ✓ CHECKLIST BEFORE YOU OPERATE AND ENJOY YOUR NEWTRACTOR, WE WISH TO ASSURE THAT YOU RECEIVETHE BEST PERFORMANCE AND SATISFACTION FROMTHIS QUALITY PRODUCT.PLEASE REVIEW THE FOLLOWING CHECKLIST: ✓ All assembly instructions have been completed. ✓ No remaining loose parts in carton. ✓ Batter...
Page 10 - OPERATION; KNOW YOUR TRACTOR; THROTTLE CONTROL - Used to control engine speed.
10 OPERATION KNOW YOUR TRACTOR READ THIS OWNER'S MANUAL AND SAFETY RULES BEFORE OPERATING YOUR TRACTOR Our tractors conform to the safety standards of the American National Standards Institute. ATTACHMENT CLUTCH SWITCH: Used to engage themower blades, or other attachments mounted to yourtractor. THR...
Page 11 - HOW TO USE YOUR TRACTOR; NOTE: Failure to move throttle control to slow (
11 OPERATION 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 shieldswhile operating your tractor or performing any adjustments or repairs. We recom-mend a wide vision safety mask for over the spe...
Page 12 - TO OPERATE ON HILLS; and; BEFORE STARTING THE ENGINE; ADD GASOLINE
12 OPERATION TO TRANSPORT (See Figs. 9 & 12) When pushing or towing your tractor, be sure to disengagetransmission by placing freewheel control in freewheelingposition. Free wheel control is located at the rear drawbarof tractor.• Raise attachment lift to highest position with attach-ment lift c...
Page 13 - INDICATOR LIGHTS; PURGE TRANSMISSION
13 OPERATION • When engine starts, slowly push choke control in. • Move throttle control to fast ( ) position. • Allow engine to warm up for a few minutes beforeengaging drive or attachments. I M P O R T A N T : C O L D S T A R T I N G F O R H Y D R O ( B E L O W4 0 ° F ) - A F T E R S T A R T I N G...
Page 14 - MOWING TIPS
14 OPERATION MOWING TIPS • Tire chains cannot be used when the mower housing isattached to tractor. • Mower should be properly leveled for best mowingperformance. See "TO LEVEL MOWER HOUSING" inthe Service and Adjustments section of this manual. • The left hand side of mower should be used f...
Page 15 - MAINTENANCE SCHEDULE; LUBRICATION CHART; GENERAL RECOMMENDATIONS; BEFORE EACH USE
15 CUSTOMER RESPONSIBILITIES BEFORE EACH USE ✔ ✔ ✔ ✔ ✔ T RAC T 0 R Adjust Motion Drive Belt(s) Tension Inspect Muffler/Spark Arrester Lubrication Chart Check Brake Operation Clean Air Filter Change Engine Oil Replace Air Filter Paper Cartridge Replace Spark Plug Check Battery Level/Recharge Check Ti...
Page 16 - TRACTOR; BRAKE OPERATION
16 CUSTOMER RESPONSIBILITIES TRACTOR Always observe safety rules when performing any mainte-nance. BRAKE OPERATION If tractor requires more than six (6) feet stopping distanceat high speed in highest gear, then brake must be adjusted.(See "TO ADJUST BRAKE" in the Service and Adjust-ments sec...
Page 17 - CUT AWAY VIEW; TRANSAXLE COOLING; ENGINE; LUBRICATION
17 CUSTOMER RESPONSIBILITIES BATTERY (See Fig. 18) Your tractor has a battery charging system which is suffi-cient for normal use. However, periodic charging of thebattery with an automotive charger will extend it's life. • Acid solution level in each battery cell should be evenwith bottoms of vent ...
Page 18 - ENGINE OIL FILTER; CLEANING
18 CUSTOMER RESPONSIBILITIES CLEAN AIR SCREEN (See Fig. 20) Air screen must be kept free of dirt and chaff to preventengine damage from overheating. Clean with a wire brushor compressed air to remove dirt and stubborn dried gumfibers. ENGINE COOLING FINS (See Fig. 20) Remove any dust, dirt or oil fr...
Page 19 - SERVICE AND ADJUSTMENTS; CAUTION: BEFORE PERFORMING ANY SERVICE OR ADJUSTMENTS:
19 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 k...
Page 20 - TO LEVEL MOWER HOUSING
20 SERVICE AND ADJUSTMENTS NUT “E” TRUNNION NUT “F” FRONT LINKS FIG. 27 BOTH FRONT LINKS MUST BE EQUAL IN LENGTH FIG. 26 MANDREL “D” “D” TO LEVEL MOWER HOUSING Adjust the mower while tractor is parked on level ground ordriveway. Make sure tires are properly inflated (See“PRODUCT SPECIFICATIONS” on p...
Page 22 - TRANSMISSION REMOVAL/REPLACEMENT
22 SERVICE AND ADJUSTMENTS TO REPLACE MOTION DRIVE BELT(See Fig. 31) Park the tractor on level surface. Engage parking brake.For assistance, there is a belt installation guide decal onbottom side of left footrest. • Remove mower (See “TO REMOVE MOWER” in thissection of this manual.) • Disconnect clu...
Page 23 - TO ADJUST STEERING WHEEL ALIGNMENT
23 SERVICE AND ADJUSTMENTS WASHERS RETAININGRING SQUARE KEY WHEEL COVER (REARWHEELONLY) TO ADJUST STEERING WHEEL ALIGNMENT If steering wheel crossbars are not horizontal (left to right)when wheels are positioned straight forward, remove steer-ing wheel and reassemble per instructions in the Assembly...
Page 24 - TO REPLACE FUSE
SERVICE AND ADJUSTMENTS 24 TO REPLACE FUSE Replace with 30 amp automotive-type plug-in fuse. Thefuse holder is located in the engine compartment, directlyin front of the dash. TO REPLACE HEADLIGHT BULB • Raise hood. • Pull bulb holder out of the hole in the backside of thegrill. • Replace bulb in ho...
Page 26 - STORAGE; BATTERY; FUEL SYSTEM; ENGINE OIL; OTHER
26 STORAGE Immediately prepare your tractor for storage at the end ofthe season or if the tractor will not be used for 30 days ormore. CAUTION: Never store the tractor withgasoline in the tank inside a buildingwhere fumes may reach an open flameor spark. Allow the engine to coolbefore storing in any...
Page 27 - TROUBLESHOOTING POINTS; PROBLEM
TROUBLESHOOTING POINTS 27 Will not start 1. Out of fuel. 1. Fill fuel tank. 2. Engine not “CHOKED” properly. 2. See “TO START ENGINE” in Operation section. 3. Engine flooded. 3. Wait several minutes before attempting to start. 4. Bad spark plug. 4. Replace spark plug. 5. Dirty air filter. 5. Clean/r...
Page 29 - SCHEMATIC
29 18 HP 42" TRACTOR - MODEL NO. YTH180 (954001172A) SCHEMATIC BATTERY G B S L M IGNITION SWITCH FUSE 30 AMP. 2 3 4 IGNITION UNIT SPARKPLUGS RED BLUE BLUE 12.2 VOLT SENSOR OIL PRESSURE SWITCH (ENGINE OFF) HOUR METER HEADLIGHT SWITCH (OFF) HEAD-LIGHTS BLACK BROWN IGNITION SWITCH CIRCUIT POSITION ...
Page 30 - REPAIR PARTS; ELECTRICAL; TERMINAL COVER, NO WASHER
30 REPAIR PARTS 18 HP 42" TRACTOR - MODEL NO. YTH180 (954001172A) ELECTRICAL DEPRESS FOOT PEDAL DISENGAGE ATTACHMENT CHECK OIL FUEL 22 Comm Harness 141571 21 40 26 51 34 50 29 33 32 31 30 28 61 62 63 35 39 36 36 24 42 43 44 44 23 25 41 19 20 19 20 8 9 7 6 3 5 4 2 1 12 11 10 10 TERMINAL COVER, NO...
Page 31 - KEY
31 REPAIR PARTS 18 HP 42" TRACTOR - MODEL NO. YTH180 (954001172A) ELECTRICAL 1 532121537 Battery 2 874760412 Bolt, Hex Head 1/4-20 x 3/4 3 819091016 Washer 9/32 x 5/8 x 16 Gauge 4 810040400 Washer, Lock 1/4 5 532121264 Caps, Battery 6 873220400 Nut, Hex 1/4-20 7 532007697 Tube, Tray, Battery 8 5...
Page 32 - CHASSIS AND ENCLOSURES
32 REPAIR PARTS 18 HP 42" TRACTOR - MODEL NO. YTH180 (954001172A) CHASSIS AND ENCLOSURES 81 3 2 3 38 39 35 26 3 3 13 35 26 33 10 34 1 3 11 3 59 9 15 64 76 25 26 71 69 71 70 82 83 84 24 26 91 92 90 86 85 50 79 78 80 17 87 16 67 66 15 30 99 26 68 46 94 95 77 97 98 26 25 26 25 44 3 31 24 24 47 3 28...
Page 33 - DESCRIPTION
33 REPAIR PARTS 18 HP 42" TRACTOR - MODEL NO. YTH180 (954001172A) CHASSIS AND ENCLOSURES 69 532106784 Strap Assembly, Hinge, Rear 70 532104618 Strap Assembly, Hinge, Front 71 873640400 Nut, Keps Blk Hex 1/4-20 UNC 72 532124574 Support Assembly, Grille 74 873680600 Nut, Crownlock 3/8-16 UNC 75 53...
Page 34 - DRIVE
34 REPAIR PARTS 18 HP 42" TRACTOR - MODEL NO. YTH180 (954001172A) DRIVE 88 86 87 51 32 61 30 52 61 58 32 45 59 42 42 51 31 81 38 61 49 19 27 37 41 42 40 44 48 45 19 97 16 73 18 103 102 94 3 19 16 100 91 98 46 53 35 55 36 50 26 47 42 62 35 36 22 39 34 28 29 89 69 16 1 15 100 77 96 92 100 71 18 77...
Page 36 - STEERING ASSEMBLY
36 REPAIR PARTS 18 HP 42" TRACTOR - MODEL NO. YTH180 (954001172A) STEERING ASSEMBLY 5 9 5 7 7 9 4 33 35 34 33 3 34 35 32 43 6 43 8 17 18 19 22 21 20 8 27 23 11 12 24 29 25 5 8 10 12 11 11 38 40 39 1 41 37 36 37 15 8 6 9 46 46 8 6 9 2 47 14 13 47 16 16
Page 38 - SEAT ASSEMBLY
38 REPAIR PARTS 118 HP 42" TRACTOR - MODEL NO. YTH180 (954001172A) SEAT ASSEMBLY KEY PART NO. NO. DESCRIPTION 16 532123740 Spring Cprsn 1 310 Blk Pnt 17 532123976 Nut Lock 1/4 Lge Flg Gr 5 Zinc 18 532124238 Cap Spring Seat 21 532139888 Bolt Shoulder 5/16-18 Unc Blkz 22 873680500 Nut Crown Lock 5...
Page 39 - DECALS
39 REPAIR PARTS 118 HP 42" TRACTOR - MODEL NO. YTH180 (954001172A) DECALS 11 14 9 10 3 8 4 14 7 5 2 1 532138956 Decal Instruction Dash Eng/fr 2 532132507 Decal HP Engine 3 532140855 Decal Hood RH Husq YT180 Insert 4 532140854 Decal Hood LH Husq YT180 Insert 5 532121549 Decal Caution Battery Fr/g...
Page 40 - OPTIONAL EQUIPMENT
40 REPAIR PARTS 18 HP 42" TRACTOR - MODEL NO. YTH180 (954001172A) ENGINE 24 23 32 31 34 33 37 33 41 40 39 17 3 14 38 15 16 17 2 1 7 OPTIONAL EQUIPMENT Spark Arrester 29 35 36 10 8 9 4 11 6 5 12 13 16 26 25 19 21 18 20 22
Page 42 - MOWER LIFT ASSEMBLY
42 REPAIR PARTS 18 HP 42" TRACTOR - MODEL NO. YTH180 (954001172A) MOWER LIFT ASSEMBLY 44 15 20 16 17 18 20 20 15 20 4 5 6 2 3 1 6 5 4 7 8 10 21 22 23 24 25 26 27 28 29 30 46 48 42 43 47 45 12 11 31 32 31 32 19 19 13 13 13 13
Page 48 - SERVICE NOTES
Page 50 - SUGGESTED GUIDE FOR SIGHTING SLOPES FOR SAFE OPERATION
50 15° MAX. SIGHT AND HOLD THIS LEVEL WITHSKY LINE OR TREE. CUT OUT ON DOTTED LINES THIS IS A 15° SLOPE SIGHTING GUIDE ONLY RIDE UP AND DOWN HILL,NOT ACROSS HILL SUGGESTED GUIDE FOR SIGHTING SLOPES FOR SAFE OPERATION Operate your Tractor up and down the face of slopes (notgreater than 15°), never ac...
Page 51 - WARRANTY STATEMENT; 006-J PERIMETER WOODS DRIVE
51 Effective May 1, 1992 WARRANTY STATEMENT (2) Failure to operate or maintain the unit in accordance with the Owner’s/Operator’s manual or instruction sheet furnished by Husqvarna. (3) Alterations or modifications that affect the unit's performance, operation, safety, durability, change its intende...
