Craftsman 127.28875 manuale d’uso

MAN 4163202 Rev . A 1 1-2007 Zero T urn Riding Mower 26HP B&S Engine / Side Discharge / 52-inch Wide Model 127.28875 P ARTS MANUAL 4163201 For answers to your questions about this product call: 1-800-659-5917 Sears Craftsman Help Line 5am - 5pm, Mon - Sat Sears, Roebuck and Co., Hoffman Estates, IL 60179 U.S.A Visit the Craftsman website: www .[...]

CALIFORNIA Proposition 65 W arning Diesel engine exhaust and some of its constituents are known to the State of California to cause cancer , birth defects and other reproductive harm. Californie Proposition 65 A vertissement L e s é c ha p p e me n t s d e s mo t e ur s di e s e l e t c e r t a in s d e le u r s co m p o sé s s o nt r e c on n u [...]

1 1 1-2007 T ABLE OF CONTENTS P AGE SAFETY ......................................................................................................................................................... 2-8 LABELS ..............................................................................................................................................[...]

2 SAFETY NOTICE !!! Unauthorized modications may present extreme safety hazards to operators and bystanders and could also result in product damage. C r a f t s m a n P r o f e s s i o n a l s t r o n g l y w a r n s a g a i n s t , rejects and disclaims any modications, add-on ac ce ss or ie s o r pr od uc t a lt e ra ti on s th a t ar e n o[...]

3 SAFETY Site preparation and circumstances - Evaluate the terrain to determine what accessories and attachments are needed to properly and safely perform the job. Only use accessories and attachments approved by the manufacturer . - Clear the area to be mowed of objects such as rocks, toys, wire or other debris that may be picked up or thrown by t[...]

4 SAFETY Machine preparation - Check operator presence interlock system and brake operation. Adjust or repair any problems before using. - Do not tamper with or defeat safety devices. Keep guards, shields and interlock safety devices in place and in proper working condition. They are for your protection. - Keep all fasteners such as nuts, bolts and[...]

5 SAFETY Starting - Start only according to instructions in this manual or on the machine. - Before attempting to start the engine, make sure: - the parking brake is on; - the PTO is disengaged; - the traction drive is in NEUTRAL. - When starting the engine, make sure hands and feet are clear of the blades. - Do not start the machine while standing[...]

6 W ARNING SAFETY MANEUVERING SAFEL Y In general - Slow down before turning. - Do not mow in reverse unless absolutely necessary . Always look behind and down for small children and pets before and during backing. - Be aware when approaching blind corners, shrubs, trees, tall grass or other objects that may obscure vision. - If tires lose traction,[...]

7 SAFETY MAINTENANCE SAFETY In general - Maintain machine according to manufacturer's schedule and instructions for maximum safety and best mowing results. - Park machine on level ground. - Never allow untrained personnel to service ma- chine. - Adjust or repair only after the engine has been stopped and the blades have quit rotating. - Inspec[...]

8 SAFETY BA TTER Y Battery acid is caustic and fumes are explosive and can cause serious injury or death. T o reduce the risk of personal injury when working near a bat - tery: - When working with battery acid, use protective equipment such as, but not limited to, goggles, face shield, rubber gloves and apron. - Avoid leaning over a battery . - Do [...]

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14 At operator's right side KEYSWITCH (K) - The keyswitch has three positions: OFF , RUN , and ST ART . Insert the key and turn it clockwise to move the switch from OFF to RUN . T urn it further to ST ART and hold to engage the starter . Release the key and the switch will return to RUN from ST ART . T urn the key counterclockwise to OFF to st[...]

15 CONTROLS FUEL SELECT OR V AL VE (U) The fuel tank selector valve is located behind the seat. The fuel tank selector valve has three positions: Off : The tank selector is of f when the lever points down. The selector should be of f whenever the machine is transported or stands unused for any length of time. Shutting off the fuel supply avoids the[...]

16 CONTROLS Reverse movement - T o move the machine straight back, pull both traction levers back equally from their neutral position. Reverse speed increases as the levers are moved back farther . Maximum reverse speed is reached when the levers hit the rear of the forward-reverse slot. When moving in reverse, push- ing the levers forward slows th[...]

17 CONTROLS P ARKING BRAKE (R) - Pull the parking brake lever up and back to put the parking brake ON. Push it forward and down to put the parking brake OFF . The parking brake must be ON to start the engine. It must also be ON to keep the engine running if the operator leaves the seat. The parking brake must be OFF to keep the engine running when [...]

18 PRE-OPERA TION CHECK LIST (OPERA TOR’S RESPONSIBILITY) ___ Review and follow all safety rules and safety decal instructions. ___ Check that all safety decals are installed and in good condition. Replace if damaged. ___ Check to make sure all shields and guards are properly installed and in good condition. Be sure that either the discharge shie[...]

19 FUELING - Fill fuel tank with good quality , clean, unleaded regular gasoline. Do not use hi-test fuel. - Use a funnel to avoid spilling. W ARNING TO CHECK OR ADD FUEL: – Do it outdoors – Do not smoke – Stop engine; allow to cool – Fill to one inch below bottom of ller neck – Do not overll – Clean up spilled fuel BEFORE ST ARTI[...]

20 OPERA TION OPERA TING NOTES - Practice at slow engine and travel speeds with the PTO of f until fully familiar with the controls. - For normal cutting the throttle should be set at the full open position. By using the traction levers to speed up or slow down the machine during use, maximum control and cutting efciency can be maintained. - Usi[...]

21 CUTTING 1. Place the discharge chute in the down position or correctly t a grass collector or mulcher plate. 2. Sit in the seat. 3. Start the engine. 4. T urn the blades on by pulling up on the PTO switch. Do not start the blades at full throttle. Instead, use the slowest throttle setting that will al- low the engine to pick up the blade load[...]

22 MAINTENANCE CHART MA IN TE NA NC E O PER A T ION Ma in te nance is an ongoing jo b. Th ese in te r val s are ma xi mu m time s be tw een ma in te nance oper at i ons . Pe rf or m mo re o fte n under sever e cond it io ns . FI RS T 5 HO URS BE FO RE EA CH US E EVER Y 25 HO UR S EVER Y 50 HO UR S EVER Y 100 HO UR S EVER Y 20 0 HO UR S YE AR LY EN [...]

23 MAINTENANCE RECORD L A R E N E G E T A D S R H E T A D S R H E T A D S R H E T A D S R H E T A D S R H E T A D S R H s e r u s s e r P e r i T k c e h C s t n i o P l l A e t a c i r b u L s t l o B & s t u N k c e h C E N I G N E l e v e L l i O k c e h C l i O e g n a h C n a e l C t n e m e l E r e n a e l C r i A s n i F g n i l o o C n [...]

24 CHECK DAIL Y Operator Presence Interlock System - Start Operation For the engine to crank, the parking brake must be on, the PTO (blades) of f and traction levers in the neutral lock position. Sit in the seat and check, one by one, if the engine will crank with the parking brake off, the blades on, and either traction lever out of neutral lock. [...]

25 MAINTENANCE LUBRICA TION Every 50 hours of operation, lubricate the following points (1-3) with grease: 1. Deck lift lever (1 point) 2. Deck lift pivots (4 points) 3. Pull arms (2 points located at the front of the cutterdeck) 4. Caster wheel pivots (2 points) (Lubricate every 500 hours or once a year) NOTE ON BLADE SPINDLES - The blade spindles[...]

26 ENGINE OIL Perform engine maintenance with the engine off, spark plug wires disconnected and PTO disengaged. AFTER FIRST FIVE (5) HOURS While the engine is warm: 1. Remove drain cap at location D and drain the crankcase. Dispose of used oil in accordance with local requirements. 2. Clean and replace the cap. 3. Change oil lter . 4. Fill the c[...]

27 MAINTENANCE DUAL ELEMENT AIR CLEANER Engines equipped with dual element air cleaners have a paper air cleaner element with an oiled, foam precleaner element on the dirty side of the paper element. Both should be inspected regularly and maintained. Clean and re-oil precleaner element every 25 hours (more often under dusty conditions). 1. Disassem[...]

28 ENGINE COOLING Continued operation with a clogged cooling system will cause severe overheating and can result in en- gine damage. - Daily : Clean air intake screen V . - Every 100 hours : Clean cooling ns beneath blower housing H with reference to information in the engine manufacturer's manual. SPECIFIC TORQUES S T L O B E D A L m N 5 9[...]

29 MAINTENANCE TRANSAXLES Inattention to proper safety , operation, or maintenance procedures could result in personal injury , or damage to the equipment. Sears recommends returning the machine to your authorized Sears Craftsman Professional for service or repair . Perform transaxle maintenance with the engine off, spark plug wires disconnected an[...]

30 BLADE BALANCE Blade balance must be maintained at 5/8 oz-in (19.4 g-cm) or less. Failure to keep blades balanced causes excess vibration, wear , and shortened life of most components of the machine. T o balance a blade: 1. Sharpen blade rst. 2. Balance the blade at the center . 3. Attach a 1/8 oz (3.9 g) weight at a distance 5" (127 mm) [...]

31 DECK LEVELING 1. Park the machine on a smooth, level surface. Raise the deck to the transport position. 2. Lower the deck onto a set of equal height blocks under the rear corners of the deck. Place an- other set of blocks under the front of the deck so that the deck top is pitched forward 1/8". NOTE: The front and rear of the deck are at di[...]

32 ADJUSTMENTS FIGURE 1 P ARKING BRAKE NOTE: There are 2 brakes, 1 on each transaxle. The parking brake should keep the machine from moving. T o check the parking brake, park the ma- chine on a level surface, open the bypass valves and set the parking brake to ON . Attempt to move the machine forward and backward by pushing it. If the machine moves[...]

33 HYDROST A TIC TRANSAXLE ADJUST - MENTS A turnbuckle style hydrostat neutral adjustment is provided. Neutral: 1. Support the machine with the rear wheels off the ground. Use jackstands or equivalent sup - port. Do not rely only on mechanical or hydraulic jacks. 2. Move the traction levers out into the neutral lock position and raise the seat. 3. [...]

34 BEL T TENSION All belts are tensioned by spring loaded idlers and do not require any adjustment. HYDRO TRANSAXLE DRIVE BEL T 1. Remove cutterdeck belt (see cutterdeck belt replacement). 2. Disconnect wire I at clutch M . Remove bolts J and remove torque restraint. 3. Using a ratchet with a 9/16" socket, place over nut at location P . Use th[...]

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