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Snapper 18HP, 19HP - page 1
OPERA T OR’S MANU AL 18HP Zero-T urn Riders Mfg. No. Description 1694454 Simplicity 18HP Consumer Zero T urn Rider 5091000 Snapper F ast Cut ZT18440KH, 18HP Zero-T urn Rider with 44” Mow er 1694744 Massey F erguson ZT 1844 20HP Zero-T urn Riders Mfg. No. Description 1694455 Simplicity 20HP Consumer Zero T urn Rider 1694460 Simplicity 20HP ZT 20 ...
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Snapper 18HP, 19HP - page 2
T able of Contents 1 W ARNING Engine exhaust fr om this product contains chemicals kno wn, in cer tain quantities, to cause cancer , bir th defects, or other reproductive harm. T roubleshooting, Adjustments & Service .......21 T roub leshooting the Rider .....................................21 T roub leshooting the Mower ....................... ...
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Snapper 18HP, 19HP - page 3
2 GENERAL OPERA TION 1. Read, understand, and f ollow all instructions in the manual and on the unit bef ore star ting. 2. Do not put hands or f eet near rotating par ts or under the machine. K eep clear of the discharge opening at all times. 3. Only allow responsib le adults, who are familiar with the instructions, to operate the unit (local regul ...
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Snapper 18HP, 19HP - page 4
3 CHILDREN T ragic accidents can occur if the operator is not aler t to the presence of children. Children are often attracted to the unit and the mowing activity . Ne ver assume that children will remain where you last sa w them. 1. K eep children out of the mowing area and under the watchful care of another responsib le adult. 2. Be aler t and tu ...
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Snapper 18HP, 19HP - page 5
4 Safety Rules and Information SER VICE AND MAINTENANCE Safe Handling of Gasoline 1. Extinguish all cigarettes, cigars , pipes, and other sources of ignition. 2. Use only approv ed gasoline containers. 3. Ne ver remo ve the gas cap or add fuel with the engine running. Allow the engine to cool bef ore refueling. 4. Ne ver fuel the machine indoors . ...
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Snapper 18HP, 19HP - page 6
Unit ID T ag Mower ID T ag Identification Numbers 5 When contacting your authorized dealer f or replace- ment parts, service, or information y ou MUST have these numbers. Record your model name/n umber , manuf acturer’ s identi- fication numbers , and engine serial numbers in the space provided f or easy access. These numbers can be f ound in the ...
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Snapper 18HP, 19HP - page 7
Safety Decals 6 SAFETY DECALS This unit has been designed and manuf actured to pro- vide you with the saf ety and reliability you would e xpect from an industr y leader in outdoor pow er equipment manuf actur ing. Although reading this manual and the saf ety instr uctions it contains will provide y ou with the necessar y basic knowledge to oper ate ...
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Snapper 18HP, 19HP - page 8
Safety Icons & Interlock System 7 SAFETY INTERLOCK SYSTEM This unit is equipped with saf ety interlock s witches. These saf ety systems are present f or your saf ety , do not attempt to bypass saf ety switches , and ne ver tamp- er with saf ety de vices. Check their operation regularly . Operational SAFETY Checks TEST 1 — ENGINE SHOULD NO T C ...
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Snapper 18HP, 19HP - page 9
Features & Controls 8 Ground Speed Le vers These le vers control the g round speed of the rider . The left le ver controls the left rear driv e wheel and the right controls the right rear dr iv e wheel. Moving a le ver f orward increases the FORW ARD speed of the associated wheel, and pulling back on a le ver increases the REVERSE speed. The fu ...
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Snapper 18HP, 19HP - page 10
Features & Controls 9 Ignition Switch The ignition s witch star ts and stops the engine; it has three positions: OFF Stops the engine and shuts off the electrical system. R UN Allows the engine to run and powers the electrical system. ST ART Cranks the engine f or star ting. NO TE: Ne ver lea ve the ignition s witch in the RUN posi- tion with t ...
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Snapper 18HP, 19HP - page 11
Do not load this zero-turn rider on a trailer or truck using tw o separate ramps. Only use a single ramp that is at least one foot wider than the width of the rear wheels of this rider . This rider has a zero turning radius and the rear wheels could fall off the ramps, or the rider could tip over injuring the operator or b ystanders. Operation 10 G ...
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Snapper 18HP, 19HP - page 12
Operation 11 W ARNING If you do not under stand how a specific control functions, or have not yet thor oughly read the FEA TURES & CONTROLS section, do so now . Do NO T attempt to operate the rider without first becoming familiar with the location and function of ALL controls. ST ARTING THE ENGINE 1. While sitting in the operator’ s seat, eng ...
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Snapper 18HP, 19HP - page 13
Operation 12 ZER O TURN DRIVING PRA CTICE The le ver controls of the z ero tur n r ider are responsiv e, and learning to gain a smooth and efficient control of the rider’ s f orward, re verse, and turning mov ements will take some practice. Spending some time going through the maneuvers shown and becoming f amiliar with how the unit acceler- ates ...
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Snapper 18HP, 19HP - page 14
Operation 13 AD V ANCED DRIVING Executing an End-Of-Ro w Zero T urn Y our zero turn r ider’ s unique ability to tur n in place allows y ou to turn around at the end of a cutting row rather than ha ving to stop and Y - tur n bef ore star ting a new row . F or e xample, to e xecute a right end-of row zero turn: 1. Slow do wn at the end of the row . ...
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Snapper 18HP, 19HP - page 15
Operation 14 (91kg) 200 Lbs. 10˚ 3'4" (1m) 20' (6m) Figure 9. T railer Weight Recommendations A. Clevis Pin B. Clip A B A TT A CHING A TRAILER The maximum weight of a to wed trailer should be less than 200 lbs (91kg). Secure the trailer with an appropri- ately sized cle vis pin (A, Figure 9) and clip (B). Excessive to wed loads can ...
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Snapper 18HP, 19HP - page 16
Operation 15 MO WER REMO V AL AND INST ALLA TION NO TE: P erform mower installation and remo v al on a hard flat surf ace such as a concrete floor . Remov al 1. Disengage the PT O, engage the parking brak e, turn off the ignition, remov e the key , and wait for all mo v- ing par ts to stop . 2. Remov e the cutting height pin and lower the attach- m ...
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Snapper 18HP, 19HP - page 17
Regular Maintenance 16 MAINTENANCE SCHEDULE & PR OCEDURES The f ollowing schedule should be f ollowed f or nor mal care of y our rider and mower . Y ou will need to keep a record of your oper ating time. Determining operating time is easily accomplished by observing the elapsed time recorded by the hour meter . SAFETY ITEMS Before Each Use Ever ...
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Snapper 18HP, 19HP - page 18
Regular Maintenance 17 Oil: • control handle pivots • discharge chute hinge Generally , all moving metal par ts should be oiled where contact is made with other par ts. K eep oil and grease off belts and pulleys . Remember to wipe fittings and sur- f aces clean both bef ore and after lubrication. LUBRICA TION Lubricate the unit at the follo win ...
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Snapper 18HP, 19HP - page 19
Regular Maintenance 18 SER VICING THE MO WER BLADES Service Interval: Every 10 Hours or As Required 1. Remov e mower deck (see “Mower Dec k Removal”). 2. See Figure 13. T o remove b lade for sharpening, use a bloc k of wood to prev ent blade rotation while loos- ening the capscrew . 3. Remov e the capscrew (D , Figure 15), spr ing washer (C), h ...
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Snapper 18HP, 19HP - page 20
CHECK TIRE PRESSURES Tire pressure should be check ed per iodically , and main- tained at the le vels sho wn in the char t. Note that these pressures ma y diff er slightly from the “Max Inflation” stamped on the side-wall of the tires . The pressures shown pro vide proper traction, improv e cut quality , and e xtend tire lif e. CHECKING / ADDIN ...
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Snapper 18HP, 19HP - page 21
Regular Maintenance 20 3. Add oil up to the full mark (D , Figure 18). 4. Reinstall the reser v oir cap , mov e the locking tab between two notches , and tighten the locking cap- screw . TRANSMISSION OIL FIL TER CHANGE Change Interval: Every 250 Hours Filter P art Number: 1719168 1. Locate the transmission oil filter (C , Figure 18) at the rear of ...
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Snapper 18HP, 19HP - page 22
T roubleshooting, Adjustments, & Service 21 TR OUBLESHOO TING While normal care and regular maintenance will extend the lif e of your equipment, prolonged or constant use ma y e ventually require that service be performed to allow it to continue operating properly . The troubleshooting guide belo w lists the most common problems , their causes ...
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Snapper 18HP, 19HP - page 23
22 Rider T roubleshooting Continued. PROBLEM CA USE REMED Y Engine runs, but rider will 1. Hydraulic release v alve(s) 1. T ur n v alve(s) cloc kwise to close. not drive. in “open” position. 2. Belt is broken. 2. See Drive Belt Replacement. 3. Drive belt slips. 3. See problem and cause belo w . 4. Brak e is not fully released. 4. See authorized ...
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Snapper 18HP, 19HP - page 24
23 T roubleshooting, Adjustments, & Service SEA T ADJUSTMENTS The seat and ground speed control le vers should be adjusted so that operator’ s elbows are suppor ted b y the ar m rests when his/her hands are on the controls , and the ground speed control le vers can be mov ed through their full range of motion without contacting the opera- tor ...
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Snapper 18HP, 19HP - page 25
T roubleshooting, Adjustments, & Service 24 Figure 22. Cutting Height Adjustment A. Cutting Height Adjustment Pin B. Deck Lift / Cutting Height Le ver C. T ranspor t Release Le ver B C A CUTTING HEIGHT ADJUSTMENT The cutting height adjustment pin (A, Figure 22) controls the mower cutting height. The cutting height is adjustable betw een 1-1/2? ...
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Snapper 18HP, 19HP - page 26
2" 3/16" T roubleshooting, Adjustments, & Service 25 Figure 23. Parking Brake Adjustment A. Brake Spring B. Set Collar C. Lockn ut P ARKING BRAKE ADJUSTMENT Brake Adjustment 1. Disengage the PT O, stop the engine , bloc k the front wheels, remo ve the ignition k ey , and engage the parking brake . 2. Ele vate the rear end of the unit ...
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Snapper 18HP, 19HP - page 27
T roubleshooting, Adjustments, & Service 26 W ARNING T o av oid serious injur y , perf orm adjustments only with engine stopped, key removed and rider on level gr ound. B A C A B B B Figure 25. PTO Clutc h Adjustment A. Adjustment Window (Qty . 3, one shown) B. Adjustment Nut Figure 26. Adjust PTO Clutc h A. Window B. Adjustment Nut C. .016”- ...
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Snapper 18HP, 19HP - page 28
T roubleshooting, Adjustments, & Service 27 MO WER DECK LEVELING P erform these adjustments on a flat lev el surface . Note: Do not adjust the mower lift height rod (H, Figure 29) as it will eff ect the mower dec k lift height. SIDE-T O-SIDE LEVELING 1. With the mower installed, place the rider on a smooth, le vel surf ace such as a concrete fl ...
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Snapper 18HP, 19HP - page 29
T roubleshooting, Adjustments, & Service 28 R OLLER B AR LEVELING (If Equipped) 1. First le vel the mo wer deck using the procedure f ound in MO WER DECK LEVELING. 2. With the mower installed, place the rider on a smooth, le vel surf ace such as a concrete floor . T ur n the front wheels so they are str aight. 3. Place the mower cutting height ...
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Snapper 18HP, 19HP - page 30
T roubleshooting, Adjustments, & Service 29 HYDRA ULIC PUMP DRIVE BEL T REPLA CEMENT 1. P ar k the rider on a smooth, lev el surface such as a concrete floor . Disengage the PT O , engage the par k- ing brak e, turn off the engine, and remov e the ignition key . 2. Remov e the PTO driv e belt (see MOWER BEL T REPLA CEMENT f or remov al instruct ...
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Snapper 18HP, 19HP - page 31
MO WER BEL T REPLA CEMENT 1. P ar k the rider on a smooth, lev el surface such as a concrete floor . Disengage the PT O , engage the par k- ing brak e, turn off the engine, and remov e the ignition key . 2. Remov e the capscrews securing the left and r ight belt cov ers (A, B Figure 34) and remove the co vers . 3. Raise the mower dec k to transpor ...
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Snapper 18HP, 19HP - page 32
Specifications 31 ENGINE: 18 HP* K ohler Make K ohler Model Command PRO 18 Horsepower 18 @ 3400 rpm Displacement 30.08 Cu. in (493 cc) Electrical System 12 V olt, 15 amp. Alter nator , Batter y: 340 CCA Oil Capacity 2 qt. ( 1.9L) w/ Filter 20 HP* Briggs & Stratton Make Briggs & Stratton Model V anguard Horsepower 20 @ 3400 rpm Displacement ...
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Snapper 18HP, 19HP - page 33
Parts & Accessories 32 REPLA CEMENT P ARTS Replacement par ts are av ailable from your authorized dealer . Alwa ys use genuine Simplicity/Snapper Ser vice Pa r t s . TECHNICAL MANU ALS Additional copies of this manual are a vailab le, as well as fully illustrated par ts lists. These manuals show all of the product’ s components in exploded vi ...
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Snapper 18HP, 19HP - page 34
Lawn Care & Mowing Information LC-1 HO W AND WHEN T O W A TER, FERTILIZE & AERA TE Most lawns are watered too often, but with too little water. However too much water can allow develop- ment of diseases with your lawn. It is best to water the lawn only when necessary, and then to water it slowly, evenly, and deeply—imitat- ing a slow, soa ...
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Snapper 18HP, 19HP - page 35
LC-2 Lawn Care & Mowing Information WHEN AND HO W OFTEN T O MO W The time of day and condition of the grass greatly affect the results you’ll get when mowing. For the best results, follow these guidelines: ● Mow when the grass is between 3”-4” (7,5-10 cm) high. ● Mow with sharp blades. Short clippings of grass one inch or shorter deco ...
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Snapper 18HP, 19HP - page 36
MANUF ACTURING, INC . 500 N Spring Street / PO Box 997 P or t Washington, WI 53074-0997 www .simplicitymfg.com © Cop yright 2004, Simplicity Manufacturing, Inc. All Rights Reser v ed. Printed in USA. PRODUCTS , INC. McDonough, GA., 30253 www .snapper .com ...
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