Specifications, Service and Repair of Farm and Lawn Tractors

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John Deere LTR180 Specs

JD LTR180 Engine Specifications

Engine Make - Kawasaki
Engine Model Number - FH500V-AS32
Engine Type - Forced air-cooled, vertical shaft, OHV, 4-stroke gasoline engine.
Cylinder layout - 90 V-Twin
Bore x Stroke - 68 mm x 68 mm (2.68 in x 2.68 in)
Piston displacement - 494 ml (30.1 cu. in)
Horsepower - 12.6 kW (17 hp)
Cylinders - V-Twin
Cycle - Four
Direction of rotation - Counterclockwise facing the PTO shaft
Compression release - Automatic compression release
Low idle speed - 1550 rpm
Fast idle speed - 3600 rpm
Ignition system - Transistorized-fly wheel magneto
Starting system - Electric starter and/or recoil starter
Charging system - 12V/13 amps with regulator
Spark Plug Gap - 1 mm (0.040 in.)
Spark Plug Torque - 15 Nm (11 lb-ft)
Spark plug - Champion RCJ8Y
Carburetor - Float type, fixed main jet
Carburetor Make/type - Mikuni B24T1
Fuel pump - Diaphragm type pulse pump
Air cleaner - Dual stage element, dry type
Governor - Flyweight all speed governor
Lubrication system - Pressure feed by positive displacement pump
Oil filter - Cartridge type full flow filter
Oil pressuer switch - ON-OFF switch
Oil capacity (when engine is completely dry) - 1.8 L (1.9 US-qt)
Cooling system - Forced air cooling by fan
Cylinder compression (MIN) - 390 kPa (57 psi)
Cylinder head warp - 0.05 mm (0.002 in.)
Valve head thickness - 0.35 mm (0.014 in.)
Valve stem runout - 0.05 mm (0.002 in.)
Valve stem diameter - Intake 5.95 mm (0.0234 in.) / Exhaust 5.93 mm (0.0233 in.)
Valve guide inside diameter - 6.08 mm (0.239 in.)
Valve spring free length - 31.0 mm (1.22 in.)
Rocker arm push rod rounout - 0.5 mm (0.02 in.)
Piston diameter - 67.79 mm (2.669 in.)
Piston ring/groove clearance - Top 0.15 mm (0.006 in.) / Second 0.12 mm (0.005 in.)
Piston ring thickness - 1.40 mm (0.055 in.)
Piston ring end gap - Top 0.70 mm (0.028 in.) / Second 0.78 mm (0.031 in.)
Piston pin outside diameter - 15.96 mm (0.628 in.)
Piston pin hole inside diameter - 16.08 mm (0.633 in.)
Connecting rod small end inside diameter - 16.05 mm (0.632 in.)
Cylinder inside diameter - 68.10 mm (2.681 in.)
Cylinder bore out round - 0.056 mm (0.0022 in.)
Valve clearance - 0.075-0.125 mm (0.003-0.005 in.)
Valve seating surface width (Intake/Exhaust) - 0.6-0.9 mm (0.024-0.035 in.)
Valves guide inside diameter (Intake/Exhaust) - 6.00-6.012 mm (0.2362-0.2367 in.)
Cylinder bore diamter standard cylinder - 68.00-67.98 mm

John Deere LTR180 Transmission

Transmission - Hydrostatic
Transaxle - Tuff-Torq K46
Type - Variable Speed Hydrostatic
Reduction Ratio - 21.53:1
Axle Torque (rated) Nm (ft. lbs.) - 177.7 (131)
Max. Tire Diameter mm (inch) - 457 (18)
Brake Capacity Nm (ft. lbs.) @ 350 N (79 lbs) - 253 (187)
Pump/Motor Displacement cc/rev - 7/10
Max. Input Speed rpm - 3,400
Axle Shaft Size mm (inch) - 19.05 (0.75)
Max. Static Weight on Axle kg (lbs.) - 306 (675)
Weight (dry) kg (lbs.) - 12.5 (27.6)
Brake Type - Wet Disc, internal
Gears - Heat Treated Powder Metal
Differential - Automotive Type Bevel Gears
Speed Control System - Hand Control External Friction Pack and Lever Available
Bypass Valve (Roll Release) - Std
Speeds (Forward/Reverse) - 0-9.3 km/h (0-5.8 mph) / 0-5.6 km/h (0-3.5 mph)

John Deere LTR180 Tires

Front Tire Sizes - 15x6.00-6
Rear Tire Sizes - 20x10.00-8
Inflation (Front Tire) - 83 kPa (12 psi)
Inflation (Rear Tire) - 55 kPa (8 psi)

JD LTR180 Dimensions

Overall Height - 104 cm (41 in.)
Overall Width (with Grass Collector) - 94 cm (37 in.)
Overall Length - 173 cm (68 in.)
Overall Length (with Grass Collector) - 238 cm (94 in.)
Net Weight - 271 kg (598 lb)

John Deere LTR180 Mower

Model - 42 Rear Discharge Mower Deck
Cutting Width - 1070 mm (42 in.)
Overall Width - 1110 mm (44 in.)
Cutting Blades - 2
Mower Deck Lift - Mechanical
Mulching - Standard
Blade Bolt Torque - 57 Nm (42 lb-ft.)
Height Adjustment - 12 position
Cutting Height (approximate) - 19 to 90 mm (0.75 to 3.5 in.)
Net Weight - 45 kg (99 lb)

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