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Honda HF2315SB Lawn Tractor

General Information

Tractor Model .................... Honda HF2315SB
Tractor Type .................... Lawn Tractor
Manufacture Years .................... 2004-2019
Fuel Type .................... Gasoline
Attachments .................... Mower Deck

Honda HF2315SB Engine

Engine Model .................... Honda GCV520
Engine Type .................... Gasoline, 4-stroke OHC V-twin air-cooled
Number of Cylinders .................... 2
Displacement, cu.in (cc) .................... 32.3 (530)
Engine Bore, in (mm) .................... 3.03 (77.0)
Engine Stroke, in (mm) .................... 2.26 (57.0)
Rated Engine Power, hp (kW) .................... 14.0 (10.4)
Rated Engine Speed, rpm .................... 2800
Maximum Torque, Nm (ft-lbs) .................... 35.9 (26.5)
Torque Speed, rpm .................... 2500
Compression Ratio .................... 8.0:1
Fuel System Type .................... Carburetor
Carburetor Type .................... Horizontal, two barrels butterfly valve
Governor Type .................... Centrifugal
Lubrication System .................... Forced
Air Cleaner .................... Dual element
Cooling System .................... Forced air
Ignition System .................... Transistorized magneto
Spark Plug Type .................... NGK BPR5ES or Denso W16EPR-U
Spark Plug Gap, in (mm) .................... 0.028-0.032 (0.70-0.80)
Module Air Gap, in (mm) .................... 0.008-0.024 (0.20-0.60)
Stopping System .................... Primary circuit ground
Intake Valve Clearance, in (mm) .................... 0.004 (0.10)
Exhaust Valve Clearance, in (mm) .................... 0.006 (0.15)
Fuel Tank Capacity, gal (L) .................... 1.4 (5.4)
Oil Capacity, qts (L) .................... 1.3 (1.2)

Electrical System

Electrical System Rating, Volts .................... 12
Electrical Ground .................... Negative
Starter Type .................... Electric
Number of Batteries .................... 1
Battery Rating, AH .................... 24

Power Take-Off

Mid PTO Operational Type .................... Independent
Mid PTO Clutch .................... Mechanical
Mid PTO Speed, rpm .................... 3600

Honda HF2315SB Transmission

Transmission Type .................... Belt-driven gear
Gearbox Type .................... 5F/1R
Number of Forward Gears .................... 5
Number of Reverse Gears .................... 1
Maximum Forward Speed, mph (kph) .................... 5.6 (9.0)
Maximum Reverse Speed, mph (kph) .................... 1.6 (2.6)

Wheels and Tires

Drive Wheels .................... 2WD 4x2
Steering Configuration .................... Front steer
Steering System .................... Manual
Brakes Type .................... Mechanical
Front Tire Size .................... 13x5.00-6
Rear Tire Size .................... 18x8.50-8
Front Tire Pressure, psi (kPa) .................... 21.8 (1.5)
Rear Tire Pressure, psi (kPa) .................... 17.5 (1.2)
Front Tread Width, in (mm) .................... 33 (835)
Rear Tread Width, in (mm) .................... 37.5 (950)

Dimensions and Weight

Wheelbase, in (mm) .................... 45.5 (1150)
Length, in (mm) .................... 70.8 (1790)
Length (with Grass Bagger), in (mm) .................... 95 (2400)
Height (Steering Wheel), in (mm) .................... 44 (1110)
Overall Width, in (mm) .................... 38 (960)
Turning Radius, in (mm) .................... 35.6 (900)
Grass Bagger Capacity, Bu (L) .................... 8 (280)
Weight, lb (kg) .................... 475 (216)

Honda HF2315SB Attachments

36" Mower Deck

Mower Deck Type .................... Mid-mount
Number of Blades .................... 2
Cutting Width, in (mm) .................... 36 (910)
Cutting Height, in (mm) .................... 1.0-3.0 (25-80)
Cut Positions .................... 6
Drive Type .................... Belt
Lift System .................... Manual

Honda HF2315SB Maintenance

General Maintenance Data

Cylinder Compression, psi (kPa) .................... 85-114 (600-800)
Intake Valve Clearance, in (mm) .................... 0.004±0.001 (0.10±0.02)
Exhaust Valve Clearance, in (mm) .................... 0.006±0.001 (0.15±0.02)
Carburetor Idle Fuel .................... 1-3/8 and 1-9/16 turns out
Low Idle Speed, rpm .................... 1400±150
High Idle Speed, rpm .................... 3300±150
Spark Plug Gap, in (mm) .................... 0.028-0.032 (0.70-0.80)

Engine And Transmission Oil

Engine Oil Type (Summer) .................... SAE 10W-30, 15W-30
Engine Oil Type (Winter) .................... SAE 5W-30
API Service Classifications .................... SE or higher
Engine Oil Capacity (with Filter), qts (L) .................... 1.37 (1.30)
Engine Oil Capacity (w/o Filter), qts (L) .................... 1.20 (1.10)
Transmission Oil Type .................... SAE 10W-30

Replacement Parts

Engine Air Filter. Part Number: 17211-Z0A-013
Engine Oil Filter. Part Number: 15400-PFB-014
Spark Plug. Part Number: 98079-55846 (NGK BPR5ES)
Transmission Belt. Part Number: 80478-VK1-003
Mower Belt. Part Number: 80305-Y09-003
Mower Blade. Part Number: 80519-VK1-003 (Left) / 80520-VK1-003 (Right)

Service Intervals

Check Mower Blade Bolt Tightness .................... Every 25 hours
Service Air Filter Element .................... Every 50 hours
Check and Adjust Transmission Belt .................... Every 50 hours
Check and Adjust Mower Deck Belt .................... Every 50 hours
Change Engine Oil .................... Every 100 hours
Replace Engine Oil Filter .................... Every 100 hours
Check Transmission Oil Level .................... Every 100 hours
Check and Adjust Spark Plug .................... Every 100 hours
Replace Air Filter Element .................... Every 200 hours
Check Carburetor Adjustment .................... Every 200 hours
Check and Adjust Valve Clearance .................... Every 200 hours
Replace Spark Plug .................... Every 200 hours