Specifications, Service and Repair of Farm and Lawn Tractors

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John Deere 4005 Tractor Specs

John Deere 4005 Tractor Engine

Engine Model - Yanmar4TNV88 - ULJNT
Cylinders - 4
Displacement, cu in (L) - 133.6 (2.19)
Engine Bore, in (mm) - 88.0 (3.46)
Engine Stroke, in (mm) - 90.0 (3.54)
Block Design, Replaceable Liners - Parent Bore
Aspiration, Turbocharged or Naturally Aspirated - Natural
Engine Power, Rated, hp (kW) - 41.9 (30.1)
Engine Speed, rpm - 2700
Power Boost, hp (kW) - No boost
Fuel Tank, gal (L) - 8.5 (32)
Fuel System Description - In-Line Pump System
Fuel System Control - Mechanical
Fuel Injection to combustion chamber - Direct
Exhaust Pipe - Horizontal
Fan Drive Type - Belt
System Rating, Volts - 12
Alternator Rating, Amps - 40

John Deere 4005 Tractor Transmission

Description - Collar Shift
Transmission Type - Gear
Forward / Reverse Speeds - 9F / 3R
Maximum Speed Forward, mph (kph) - 11.9 (19.1)

John Deere 4005 Tractor PTO (Power take off)

PTO Horsepower, hp (kW) - 35.0 (26.1)
PTO Speeds, rpm - 540
PTO operational Type - Live

Wheels

Drive Wheels - 2WD / 4WD
Tractor Steering Configuration - Front Steer

Rear Axle

Final Drive - Planetary / Outboard
Axle Output End - Flange
Axle Bar Diameter, in (mm) - No bar axle

Brakes

Brake Type - Wet Disk

John Deere 4005 Tractor Hydraulic System

Hydraulic System Type - Open Center
Main Hydraulic Pump Type - Gear
Standard Pump Flow, gpm (Lpm) - 13 (49.2)
Standard Remote Valves - 2

Tractor 3-Point Hitch Features

3-Point Hitch Category - Category 1
Draft Sensing or Lift Control - Position Control
Draft Link Ends Adjustable - Yes

3-Point Hitch Lift Capacity

Standard Lift Capacity 24 Inches behind pin, lb (kg) - 2,020 (916.3)

Drawbar

Drawbar Description - Swinging Drawbar

Wheelbase

Wheelbase, 2WD, in (mm) - 69 (1750)
Wheelbase, 4WD, in (mm) - 69 (1750)

Tire Size

Front Tire Size, 2WD - 6.5 - 16 F2
Front Tire Size, 4WD - 8 - 16 R1
Rear Tire Size - 14.9 - 24 R1

Testing JD 4005 Tractor Neutral Start Switch

- Lock park brake.

- Push the rear and mid-PTO knobs to the disengaged/off position.

- Depress clutch pedal completely

- Move the transmission range shift lever to the N (neutral) position.

- Move the transmission gear shift lever to any position other than N (neutral) position.

- Turn key switch to start position.

- Engine must not crank.

- Turn key switch to off position and move transmission gear shift lever to the N (neutral) position.

JD 4005 Tractor Park Brake

Locking Park Brake:

- Always lock the park brake and remove the key before leaving the machine unattended.

- Lock both brake pedals together using the brake pedal lock latch (A).

- Firmly depress both brake pedals, then lift up the park brake lever (B).

- Release lever and remove foot from pedals. Both pedals should now stay in down (park brake locked) position.

Unlocking Park Brake:

- Depress both locked brake pedals.

- Push park brake lever to down position. Remove foot from brake pedals.

John Deere 4005 Tractor Brake Pedals:

- Lock pedals together when not using the turn brakes or for road travel.

- Slow down before making a turn.

Brake Pedals As Driving Brake:

- Rotate pedal lock lever down to lock into right turn brake pedal.

- Depress either foot pedal to slow or stop the machine.

- With pedal lock lever down, brakes should stop machine in a straight line.

Using Brake Pedals To Assist In Turning:

- Rotate pedal lock lever up until it stops against left turn brake pedal. The brake pedals will now function independently.

- To make a tighter left turn, depress left turn brake pedal while turning to the left.

- To make a tighter right turn, depress right turn brake pedal while turning to the right.

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