John Deere 100 Series - Manuals

Safety Labels - 4 SAFETY LABELS Warning MX4878 Picture Note: This label appears on Briggs and Stratton engines only. • Read and follow Operating Instructions before running engine. • Gasoline is flammable. Allow engine to cool at least 2 minutes before refueling. • Engines emit carbon monoxide, DO N...

Safety Labels - 5 SAFETY LABELS Warning M159705 M159705 Picture Note: This label is required and installed on machines sold in California. This label may also be installed on machines sold in other locations. Operation of This Equipment May Create Sparks that Can Start Fires Around Dr y Vegetation. ...

Safety - 6 SAFETY Safety Operating Safely This cutting machine is capable of amputating hands and feet and throwing objects. Failure to obser ve the following safety instructions could result in serious injury or death. • Read, understand and follow all instructions on the machine and in manuals pro...

Safety - 7 SAFETY 6. Remove the key. 7. Wait for engine and all moving par ts to stop before you leave the operator’s seat. 8. Close fuel shut-off valve, if your machine is equipped. 9. Disconnect the negative battery cable or remove the spark plug wire(s) (for gasoline engines) before servicing the...

Safety - 8 SAFETY • Use only approved hitches. Tow only with a machine that has a hitch designed for towing. Do not attach towed equipment except at the approved hitch point. • Follow the manufacturer’s recommendations for weight limits for towed equipment and towing on slopes. • If you cannot back ...

Assembly - 9 ASSEMBLY • Always shut off fuel when storing or transpor ting machine, if the machine has a fuel shutoff. • Do not store machine near an open flame or source of ignition, such as a water heater or furnace. • Check fuel lines, tank, cap, and fittings frequently for cracks or leaks. Repla...

Assembly - 10 ASSEMBLY MX7686a 4. Connect positive (+) battery cable (A) to battery. 5. Connect negative (–) battery cable (B). 6. Apply general pur pose grease or silicone spray to terminal to help prevent corrosion. 7. Slide red cover over positive battery cable. Check Tire Pressure Check tire pre...

Operating Controls - 11 OPERATING CONTROLS Operating Controls Operator Station Controls (LA105) MX27230 A Brake/Clutch Pedal B Park Brake Lock Lever C Throttle/Choke Lever D Reverse Implement Option (RIO) Switch E Service Reminder/Hour Meter F Key Switch G Attachment Engagement Lever H Deflector Shi...

Operating Controls - 12 OPERATING CONTROLS Operator Station Controls (LA115, LA125, LA135) MX27231 A Brake Pedal B Park Brake Lock Lever C Throttle/Choke Lever D Reverse Implement Option (RIO) Switch E Key Switch F Cruise Control Lever (LA125 and LA135) G Service Reminder/Hour Meter H Attachment Eng...

Operating Controls - 13 OPERATING CONTROLS Operator Station Controls (LA145, LA155, LA165, LA175) MX27232 A Brake Pedal B Park Brake Lock Lever C Throttle/Choke Lever D Reverse Implement Option (RIO) Switch E Key Switch F Cruise Control Lever G Attachment Engagement Switch H Ser vice Reminder/Hour M...

Operating - 14 OPERATING Operating Daily Operating Checklist ❏ Test safety systems. ❏ Check tire pressure. ❏ Check fuel level. ❏ Check engine oil level. ❏ Remove grass and debris from engine compar tment and muffler area, and on top of mower deck, before and after operating machine. ❏ Clean air inta...

Operating - 15 OPERATING MX4896 b. Turn left blade (C) as shown. Hold drive belt and turn right blade (D) as shown. Take measurement for both blades. The difference between blade measurements must not be more than 3 mm (1/8 in.). c. Adjust mower deck level, if necessary. 5. Measure mower level (fron...

Operating - 16 OPERATING 5. Measure the front edge of the mower deck directly below the front draft arm hanger at point (A). • If necessary, turn the front draft arm nut (C) counterclockwise so the front edge of the mower deck is 3-6 mm (1/8-1/4 in.) lower than the rear corners of the mower deck. Ad...

Operating - 17 OPERATING Testing Attachment Engagement Switch or Lever 1. Park machine safely. (See Parking Safely in the SAFETY Section.) 2. Sit on seat. 3. Lock the park brake. 4. Engage mower: • On models with electric attachment engagement switch, pull switch up. • On models with mechanical atta...

Operating - 18 OPERATING • Hour meter cannot be reset. Using Key Switch and Headlights M94336a A- STOP Position B- Headlights On Position C- Run Position D- Start Position Engine Off NOTE: Headlights will drain the battery rapidly if key switch is left in headlights on position (B) with the engine o...

Operating - 19 OPERATING 2. Turn key to STOP position. Engine will stop and headlights will turn off. 3. Remove key. 4. Lock the park brake. Using Travel Controls on Gear Transmission Travel Forward MX16555 1. Push brake/clutch pedal (A) all the way down to stop machine. 2. Move transmission shift l...

Operating - 20 OPERATING MX27233 3. Push and hold in the reverse implement switch (A) while depressing reverse foot pedal slightly for automatic transmission or moving the gear shift lever to the R (reverse) position for gear transmission. NOTE: If the engine and mower stop while repositioning the m...

Operating - 21 OPERATING 3. Hook mulch cover to mower deck: • On 122 cm (48 in.) deck, wheel bracket grooves (F). MX8868Y • On 107 cm (42 in.) deck, slot (G) on left side and wheel bracket hole (H). 4. Lower discharge chute and metal deflector. 5. Make sure bagger blades are not installed for maximu...

Operating - 22 OPERATING MX16558 3. On Automatic Models: Pull out on bypass valve lever. (A). 4. Push machine to desired location. 5. On Automatic Models: Push bypass valve lever back in. Transporting Machine on Trailer NOTE: Trailer capacity must exceed combined machine weight and attachment weight...

Ser vice Intervals - 23 SERVICE INTERVALS Using the Power Port (If Equipped) An electric power por t (A) can be used for accessories. See your authorized dealer. Using CargO Mount System™ The front and rear CargO Mount System™ brackets (B) can be used for easy attachment of selected optional equipme...

Service Lubrication - 24 SERVICE LUBRICATION • Lubricate front axle pivot. • Lubricate front axle wheel spindles and bushings. Every 25 Hours • Lubricate mower spindles. • Lubricate mower pivot points. • Lubricate front axle pivot. • Lubricate front axle wheel spindles and bushings. Every 50 Hours •...

Ser vice Engine - 25 SERVICE ENGINE 122 cm (48 in.) and 137 cm (54 in.) Mower Decks: MX25900 Picture Note: 122 cm (48 in.) mower deck used for illustration. A- Deck Idler Pivot B- Spindle Grease Fitting (3) • Lubricate the deck idler pivot (A) with a general all-pur pose spray lubricant. • Lubricate...

Ser vice Engine - 26 SERVICE ENGINE 6. Remove dipstick. 7. Check oil level on dipstick. Oil must be between ADD and FULL marks. 8. If oil level is low, add oil to bring oil level no higher than FULL mark on dipstick. Do not overfill. 9. Install and tighten dipstick. Lower hood. Changing Engine Oil a...

Ser vice Engine - 28 SERVICE ENGINE 8. Inspect the foam precleaner (D) without removing it. If the foam precleaner is dirty: a.Remove it from the filter carefully. b. Wash precleaner in a solution of warm water and liquid detergent. c. Rinse precleaner thoroughly. Squeeze out excess water in a dr y ...

Ser vice Engine - 29 SERVICE ENGINE MX25903 5. Loosen two knobs (A) and remove cover (B). MX25904 6. Pull filter assembly from air cleaner base (C). Inspect the foam precleaner (D) without removing it. If the foam precleaner is dir ty: a.Remove it from the paper filter carefully. b. Wash precleaner ...

Service Transmission - 30 SERVICE TRANSMISSION • Cracked porcelain. • Pitted or damaged electrodes. • Other wear or damage. 8. Replace spark plug as necessary. M85200 9. Check plug gap (B) with a wire feeler gauge. To change gap, move the outer electrode. • Gap must be 0.76 mm (0.030 in.). 10. Insta...

Service Mower - 31 SERVICE MOWER MX25905 3. Put a 15 mm closed wrench or a socket on the idler sheave nut (A) and rotate clockwise to move idler sheave toward front of tractor and hold to release belt tension. 4. Remove belt (B) from drive sheave (C), and release tension on sheave nut (A). 5. To ins...

Service Mower - 34 SERVICE MOWER MX7681a 3. Loosen nuts (A) and move cable bracket (B) away from the center of mower deck to tighten belt tension. Move bracket until almost all slack is out of cable but cable is not too tight. Tighten nuts. Adjusting Spindle Brakes (107 cm (42 in.) Mower Deck) 1. Pa...

Ser vice Electrical - 35 SERVICE ELECTRICAL Servicing Mower Blades Removing Mower Blades 1. Park machine safely. (See Parking Safely in SAFETY section.) 2. Raise mower deck to gain access to mower blades. If necessary, remove mower deck. 3. Block mower blade with a piece of wood to prevent it from s...

Ser vice Electrical - 36 SERVICE ELECTRICAL Service the Battery Safely Removing and Installing the Battery Removing 1. Park machine safely and lift hood. (See Parking Safely in the SAFETY Section.) MX16570 2. Disconnect negative (-) battery cable (A). 3. Push red cover (B) away from positive (+) bat...

Service Miscellaneous - 37 SERVICE MISCELLANEOUS 5. Start the engine of the disabled machine and run machine for several minutes. 6. Carefully disconnect the booster cables in the exact reverse order: negative cable first and then the positive cable. Replacing Headlight Bulb 1. Park machine safely. ...

Service Miscellaneous - 38 SERVICE MISCELLANEOUS 5. Fill fuel tank only to bottom of filler neck. 6. Install fuel tank cap. Checking Tire Pressure 1. Check tires for damage. 2. Check tire pressure with an accurate gauge. 3. Service tires safely. (See Tire Safety in the SAFETY section.) 4. Check that...

Service Miscellaneous - 39 SERVICE MISCELLANEOUS MX40762 2. Safely lift and support machine. Place safe lifting device under end of front hanger bracket at location (A), and place jack stands or other stable supports under frame on each side at location (B). Block wheels remaining on the ground to p...

Troubleshooting - 40 TROUBLESHOOTING MX40761 2. Safely lift and support machine. Place safe lifting device under transmission centered under machine at location (A). Place jack stands or other stable suppor ts on each side (B) where mounting bolts for frame come through. Block wheels remaining on th...

Troubleshooting - 41 TROUBLESHOOTING Electrical Tractor Mower Engine Runs Unevenly Cooling fins plugged. Loose electrical connections. Choke or throttle cable sticking. Fuel line or fuel filter plugged. Stale or dir ty fuel. Improper fuel. Air cleaner element plugged. Engine Misses Under Load Faulty...

Storage - 42 STORAGE Storage Storing Safety Preparing Machine for Storage 1. Repair any worn or damaged par ts. Replace parts if necessary. Tighten loose hardware. 2. Repair scratched or chipped metal surfaces to prevent rust. 3. Remove grass and debris from machine. 4. Clean under the deck and remo...

Specifications - 43 SPECIFICATIONS carburetor on gas engine or fuel injectors on diesel engine. Engine: Engine storage procedure should be used when vehicle is not to be used for longer than 60 days. 1. Change engine oil and filter while engine is warm. 2. Service air filter if necessary. 3. Clean d...

Specifications - 44 SPECIFICATIONS Transaxle Model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Tuff Torq™ T40 Travel Speed - Forward . . . . . . . . . . . . . . . . 0 - 8.9 km/h (0 - 5.5 mph) Travel Speed - Reverse . . . . . . . . . . . . . . . . 0 - 5.2 km/h (0 - 3.2 mph) Automatic ...

Specifications - 45 SPECIFICATIONS Weight: LA115, LA125 . . . . . . . . . . . . . . . . . . . . . . . . . 204 kg (450 lb) Weight: LA135 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 213 kg (470 lb) Weight: LA145, LA155, LA165 . . . . . . . . . . . . . . . . . . . . 238 kg (525 lb) ...

Warranty - 46 WARRANTY Warranty Product Warranty Product warranty is provided as par t of John Deere’s support program for customers who operate and maintain their equipment as described in this manual. Engine related warranties stated in this manual refer only to emissions-related parts and compone...

Index - 47 INDEX • Exhaust manifold. • Catalyst muffler. Miscellaneous Items Used in Above Systems • Vacuum, and temperature sensitive valves and switches. • Electronic controls. • Hoses, belts, connectors and assemblies. Tire Warranty John Deere warranty applies for tires available through the John...

Getting Quality Service - 49 GETTING QUALITY SERVICE Transmission, Checking (See your John Deere dealer) ........................ 30 Transporting Machine on Trailer ............................................................ 22 Travel Controls on Automatic Transmission, Using .........................

Getting Quality Service - 50 GETTING QUALITY SERVICE (Par t numbers are subject to change without notice. Part Numbers may be different outside the U.S.A.) John Deere Quality Continues with Quality Service John Deere provides a process to handle your questions or problems, should they arise, to ensu...

Service Record - 51 SERVICE RECORD Service Record Record Service Dates Oil Change Oil Filter Change (If Equipped) Lubricate Machine Air Cleaner Element Check/Clean Fuel Filter Change