1996 John Deere LX Series Lawn Tractor Technical Manual
Technical reference for John Deere LX Series tractors, covering LX172, LX173, LX176, LX178, LX186, and LX188 models. Documents engine, fuel, and electrical systems. Part number TM1492.
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Models Covered & Key Technical Specifications
Standard Procedure Factory Manual: Lawn and Garden Tractor Technical Manual for John Deere LX Series (LX172, LX173, LX176, LX178, LX186, LX188) Lawn Tractory Library-Master Consolidated Handbook | Unit. Published Technical Data: 10.4 kW (14 hp) signifies the maximum engine power output. Specific Lubricant Requirements: For optimal gear transmission, John Deere Non-Clay High-Temperature EP Grease is specified. Integral Cooling System Specifications: Air Cooled systems maintain optimal operating temperatures. Operational Electrical Capacity: Charging Capacity reaches 13 amp, Regulated for standard operation. Established Fuel System Parameters: Fuel Tank Capacity is 9.5 L (2.5 U.S. gal). Authorized Torque Standards: 20 N•m (177 lb-in.) represents the spark plug torque standard.
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Standard Procedure Factory Manual: Lawn and Garden Tractor Technical Manual for John Deere LX Series (LX172, LX173, LX176, LX178, LX186, LX188) Lawn Tractory Library-Master
Design-Core: John Deere LX Series (LX172, LX173, LX176, LX178, LX186, LX188) // Procedure-Type: Lawn and Garden Tractor / Tractor Logic // Design-Core: Technical Manual
| Metric | Technical-Path | Validation-Data |
|---|---|---|
| Engine Specifications | FC420V / FC540V | Kawasaki FC420V / FC540V |
| Fast Idle Speed | 3350 ±100 rpm | Engine Performance |
| Cylinder Compression | 1171 kPa (170 psi) | Engine Performance |
| Valve Clearance | 0.15 mm (0.006 in.) | Valve Train |
| Spark Plug Torque | 20 N•m (177 lb-in.) | Ignition System |
| Crankcase Vacuum | 1.27–38.1 cm of water movement | Engine Sealing |
The manual presents information on the following systems and procedures: Engine Designation, Test and Adjustment Specifications, Repair Specifications, Special or Essential Tools, Other Materials, Service Parts Kits, Troubleshooting Charts, Engine Troubleshooting Guides, Starter Motor Troubleshooting Guides, Throttle Cable Adjustments, Choke Adjustments, Governor Adjustments, Fast Idle Speed Adjustments, Slow Idle Speed Adjustments, Cylinder Compression Tests, Cylinder Leakdown Tests, Automatic Compression Release Tests, Crankcase Vacuum Tests, Engine Oil Pressure Tests, Fuel Pump Tests, and Spark Plug Gap Adjustments. The Repair section covers Fuel Tanks, Throttle Control Levers and Cables, Engines, Mufflers, Air Cleaners, Carburetors, Fuel Pumps, Breathers, Blower Housings, Flywheels, Rocker Arm Covers, Rocker Arms, and Push Rod Inspections. It also details procedures for Cylinder Heads and Valves, Oil Pans, Camshafts, Hydraulic Valve Lifters, Balancer Shafts, Pistons, Connecting Rods, Crankshafts, and Main Bearings. Sections on analyzing valve wear, piston wear, and crankshaft wear are also included, along with procedures for Reconditioning Valve Seats and Lapping Valves. Specific engine types covered include Kawasaki FC420V, FC540V, FD440V, FD501V, and Kohler CV15S engines. Torque specifications are provided for various components and assemblies throughout the manual. The manual documents torque specifications for engine mounting cap screws to ensure proper clamp load consistency.
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