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Home / Lawn and Garden Tractors / Honda Lawn Tractors / Honda HF2315HM

Honda HF2315HM Lawn Tractor

The Honda HF2315HM is a 2-wheel drive lawn tractor. This model was manufactured from 2004 to 2019. The Honda HF2315HM driveline consists of a Honda GCV520 four-cycle OHC V-twin air-cooled gasoline engine and belt-driven hydrostatic transmission.

The maximum travel speed (forward and reverse): 5.1 mph (8.2 km/h) / 2.6 mph (4.2 km/h). The 32.3 cubic inches (530 cc) engine has a cylinder bore of 3.03 in (77 mm), piston stroke of 2.26 in (57 mm), and power rating of 14 hp (10.4 kW). The max. torque is 35.9 Nm (26.5 lb-ft) at 2500 rpm.

The Honda HF 2315 HM lawn tractor is equipped with 13x5.00-6 front tyres and 18x8.50-8 rear tyres. The wheelbase is 45.5 inches (1150 mm). The tractor is compatible with a 36" mid-mount mower deck with cutting height of 1.0-3.0 in (25-80 mm) and manual lifting system.

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

Transmission
Transmission Type Belt-driven hydrostatic
Number of Forward Gears Infinite, 1-range
Number of Reverse Gears Infinite, 1-range
Maximum Forward Speed, mph (kph) 5.1 (8.2)
Maximum Reverse Speed, mph (kph) 2.6 (4.2)

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) 74 (1870)
Length (with Grass Bagger), in (mm) 98 (2480)
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) 472 (215)

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

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 Honda HST Oil

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: 80477-VK1-003
Mower Belt Part Number: 80305-Y09-003
Mower Blade Part Number: 80519-VK1-003 (L) / 80520-VK1-003 (R)

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
Change Transmission Oil Every 300 hours

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