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KUHN FC250RG - User Manual

KUHN FC250RG
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Original instructions
KN236CGB C
OPERATOR'S MANUAL
Mower conditioner
FC250RG
KN236CGB C
- English - 10-2014
*KN236CGB_C*

Table of Contents

Questions and Answers

  • D
    Daniel MooreAug 15, 2025
    What to do if KUHN Lawn Mower cutter bar is clogging?
    • M
      Matthew SmithAug 15, 2025
      Cutter bar clogging in your KUHN Lawn Mower can occur due to several reasons. Dull or broken knives can cause clogging, so replace them if necessary. Check that the torque limiter is functioning and adjust the clutch. Too much cutterbar down pressure can also contribute; adjust the mowing unit ground pressure accordingly. Ensure the PTO speed is sufficient, increasing it if too low and verifying it matches the tractor's nominal speed. Lastly, stretched or worn belts can be a factor, so tighten or replace them.
  • B
    Bonnie ChangAug 18, 2025
    Why does my KUHN FC250RG have frequent knife breakage?
    • M
      Meredith ChenAug 18, 2025
      Frequent knife breakage on your KUHN Lawn Mower could stem from a few issues. The cutting height might be incorrect, so adjust it as needed. Excessive cutterbar down pressure can also cause this, so adjust the mowing unit ground pressure. Additionally, operating at excessive ground speed can lead to knife breakage, so reduce your speed.
  • M
    Mary ThompsonAug 21, 2025
    What causes belt breakage in KUHN Lawn Mower?
    • F
      fosterterriAug 21, 2025
      Belt breakage in your KUHN Lawn Mower can occur due to pulley misalignment; check that the pulleys are in line. An incorrectly positioned tensioning idler pulley can also cause this; check its alignment. Additionally, conditioning rotor vibration can lead to belt breakage, so inspect and replace any worn or damaged fingers on the conditioning rotor.
  • C
    christinaphillipsAug 25, 2025
    How to fix uneven stubble with KUHN FC250RG Lawn Mower?
    • T
      Tanya SampsonAug 25, 2025
      If your KUHN Lawn Mower is leaving an uneven stubble, several factors could be at play. The knives may be dull or broken, requiring replacement. Ensure the knives are installed correctly, with the arrow on the knife's upper face pointing in the disc's rotation direction. Excessive ground speed can also cause this issue, so try reducing it. Check and adjust the cutting height and mowing unit ground pressure. In tangled or down crops, reduce the cutting height and increase ground pressure. Very wet conditions may also necessitate adjusting the mowing unit ground pressure and cutting height.
  • G
    Gregory DelacruzAug 27, 2025
    Why does KUHN FC250RG Lawn Mower require too much pull power?
    • S
      Shaun AndersonAug 27, 2025
      If your KUHN Lawn Mower requires too much pull power, it might be due to excessive cutterbar down pressure. Adjust the mowing unit ground pressure to resolve this issue.
  • E
    erin98Aug 30, 2025
    How to fix badly shaped windrows with KUHN Lawn Mower?
    • C
      Christopher PughAug 30, 2025
      If you're experiencing badly shaped windrows with your KUHN Lawn Mower, several factors could be responsible. Slipping belts can cause this issue; retension them. Also, ensure that the PTO speed is sufficient, increasing it if it's too low and verifying that it corresponds to the tractor's nominal speed. Finally, check and adjust both swath shields, as incorrect adjustment can also lead to poorly shaped windrows.
  • A
    allisonhicksSep 2, 2025
    What causes obstruction of conditioning rotor in KUHN FC250RG Lawn Mower?
    • M
      Michelle RamirezSep 2, 2025
      Obstruction of the conditioning rotor in your KUHN Lawn Mower can arise from several causes. Check that the rotor drive belts are correctly tensioned, as insufficient rotor speed can lead to obstructions. Ensure the PTO speed is adequate, increasing it if too low and verifying it matches the tractor's nominal PTO speed. Open the swath shields if they are too closed. Finally, inspect the belts and tighten or replace the belts if they are stretched or worn.
  • B
    Brian PenaSep 5, 2025
    Why KUHN FC250RG has considerable vibrations?
    • K
      Katelyn WhiteSep 5, 2025
      Considerable vibrations in your KUHN Lawn Mower can be attributed to a distorted conditioning rotor, which would require replacement. Another cause could be distorted, worn, or missing rotor pivoting fingers, in which case you should inspect and replace any worn or damaged fingers on the conditioning rotor.
  • L
    Leslie CooperSep 8, 2025
    What causes soil build up in front of the KUHN Lawn Mower cutterbar?
    • M
      mmitchellSep 8, 2025
      Soil build-up in front of the cutterbar of your KUHN Lawn Mower can be caused by too much cutterbar down pressure; adjust the mowing unit ground pressure. Very wet working conditions can also contribute, requiring adjustments to both the mowing unit ground pressure and the cutting height.
  • E
    edwin60Sep 12, 2025
    What to do if KUHN FC250RG leaves and stems are damaged?
    • J
      Joshua HayesSep 12, 2025
      If the leaves and stems are damaged by your KUHN Lawn Mower, it may be due to conditioning that is too intense. Adjust the conditioning intensity to resolve this issue.

Summary

Dear Owner

About Improvements

Product improvement policy and manufacturer's right to make changes.

Wear Parts Information

Service life of wear parts depends on usage conditions.

Designated Machine Use

Specifies the intended use of the FC250RG mower conditioner.

Machine Identification

Front View

Visual representation of the machine's front.

Model Identification Plate

Location of machine's type and serial number.

Optional Equipment

List of optional equipment that can be fitted.

Safety

Symbol Descriptions

Explains the meaning of various symbols used in the manual.

General Safety Instructions

Essential instructions for safe operation, maintenance, and repair.

Precautions Before Operations

Steps to take before starting any work on the machine.

Driving Precautions

Safety advice for operating the tractor-machine assembly.

Public Road Driving Safety

Guidelines for transporting on public roads, including dimensions and weight.

Road Lighting and Signals

Requirements for lighting and signalling during road transport.

Maximum Speed Limits

Adherence to legal speed limits on public roads.

Coupling Safety

Safety measures when attaching the machine to the tractor.

Hydraulic System Safety

Warnings and precautions for the high-pressure hydraulic system.

PTO Shaft Safety Guidelines

Safety guidelines for PTO shaft use and maintenance.

Manoeuvring Safety

Safety tips when moving the machine between positions.

Remote Control Hazards

Hazards of hydraulic or pneumatic controls.

Tyre Safety

Guidelines for tyre pressure and wheel handling.

Safety Decal Management

Importance of keeping safety decals clean and intact.

Waste Disposal Procedures

Environmental guidelines for machine waste disposal.

Maintenance Safety

Safety procedures for machine adjustments, maintenance, or repairs.

Stone Projection Prevention

Risks of projected objects and injury prevention measures.

Machine Operation Safety

Safety during operation, checking tools and guards.

Safety Decal Location

Illustrates the placement of safety decals on the machine.

Decal Description: Operation

Explains operating instructions and working on machine decals.

Decal Description: Hazards

Explains decals for projections, crushing, maneuvering, tools, transport.

Road Safety Equipment

Required safety equipment for road transport and speed recommendations.

Tyre Pressure Specification

Specifies recommended tyre pressure.

Country-Specific Road Regulations

Road regulations for France and Italy, including signalling kits.

Machine Specifications

Component Description

Diagram and glossary of machine components.

Technical Data

Detailed technical data: dimensions, weight, PTO speed.

Required Equipment

Lists essential factory-fitted equipment.

Sound Level Data

Measured sound levels for tractor and assembly.

Putting into Service

Control Elements Overview

Identifies supplied tools and control elements.

Coupling and Uncoupling Procedures

Steps for connecting and disconnecting the machine.

Tractor Preparation Steps

Tractor requirements before attaching the machine.

Hitch Pin Alignment

How to adjust tractor lift rods for hitch pin alignment.

Machine PTO Speed Configuration

Setting the machine's PTO speed to match the tractor.

Machine Coupling Process

Instructions for physically attaching the machine to the tractor.

Hydraulic Connection Guide

Connecting hydraulic hoses to tractor valves.

Electrical Connection Guide

Connecting the machine's electrical plug to the tractor socket.

Primary PTO Shaft Setup

Adjusting PTO shaft length, overlap, and clearance.

PTO Shaft Angle and Guards

Operational limits for PTO shaft angle and guard installation.

Intermediate PTO Shaft Details

Information on the intermediate PTO shaft and its slip clutch.

Friction Slip Clutch Adjustment

Procedure for adjusting the friction slip clutch.

Machine Uncoupling Process

Steps for safely disconnecting the machine from the tractor.

Instructions for Transport

Transport Position Preparation

Safety checks before moving to transport mode.

Positioning for Transport

Steps to move the machine into transport configuration.

Transport Position Checks

Confirms transport position and outlines road compliance.

Road Regulation Compliance

Checks for compliance with road regulations, lighting, and tyre pressure.

Instructions for Work

Working Position Preparation

Safety checks before moving to work mode.

Positioning for Work

Steps to move the machine to working configuration.

Work Position Confirmation

Confirms machine is in working position after adjustments.

Cutting Height Adjustment

How to adjust cutting height and cutter bar pitch angle.

Side Skid Adjustment

Replacing side skids to adjust cutting height.

Ground Pressure Adjustment

Adjusting mowing unit suspension for ground pressure.

Roller Speed Adjustment

Adjusting rotor speed by changing pulley configuration.

Belt Tension Adjustment

Steps to adjust belt tension and handle pulleys.

Belt Tension Checking

Guidelines for checking belt tension and replacement.

Conditioning Intensity Adjustment

Adjusting conditioning intensity by setting roller pressure.

Roller Parallelism and Gap

Checking and adjusting roller parallelism and minimum gap.

Swathing System Operation

Adjusting swath shields for windrow width.

Minimum Windrow Width

Adjusting swath shields for minimum windrow width.

Maximum Windrow Width

Adjusting swath shields for maximum windrow width.

Swath Width Adjustment

Range of swath width adjustment and forming swath.

Machine Operation Safety

Safety steps before mowing and engaging PTO.

Drive Speed Adaptation

Adapting forward speed to working conditions.

Optional Equipment

Chain Stroke Limiter

Description and function of the chain stroke limiter kit.

Mechanical Drawbar Shift

Description of the mechanical drawbar shift kit.

Hydraulic Drawbar Pivot Control

Description of the hydraulic drawbar pivot control kit.

Lifter Disks

Explanation of lifter disks for crop flow.

Quick Hitch System

Details the quick hitch kit for easier coupling.

Constant Velocity PTO Shaft

Information on the CV PTO shaft and lubrication.

Maintenance and Storage

Maintenance Frequency Chart

Chart for lubrication and oil change intervals.

Lubrication Procedures

General guidelines and PTO shaft lubrication steps.

Cutterbar Oil Change

Draining and refilling cutterbar oil.

Gyrodine Gearbox Oil Management

Changing and checking upper Gyrodine gearbox oil.

Lower Gearbox Oil Management

Changing and checking lower gearbox oil.

Side Angle Gearbox Oil Management

Changing and checking side angle gearbox oil.

Grease Points: Gearbox and Drawbar

Locations for greasing the Gyrodine gearbox and drawbar pivot pin.

Grease Points: Tensioner and Link Rods

Locations for greasing belt tensioner housing and link rods.

Grease Points: Wheels and Pulleys

Locations for greasing wheel arms, pulleys, and shaft bearings.

Belt Maintenance and Tension

Guidelines for belt replacement and tension checking.

Cutterbar Oil Level Check

Procedure for checking cutterbar oil level.

Gearbox Oil Level Check

How to check oil levels in Gyrodine and side gearboxes.

Knife Inspection Procedures

How to inspect knives for wear and damage.

Securing Elements Inspection

Checking and replacing securing elements and bolt torque.

Knife Replacement Procedures

Step-by-step guide for replacing knives.

Disc Replacement Procedures

How to remove and remount discs with torque specs.

Storage Preparation

Tasks for storing the machine at season's end and start.

Troubleshooting Guide

Common Problems and Solutions

Lists common problems, their causes, and recommended remedies.

Limited Warranty

Warranty Terms and Conditions

Outlines warranty terms, conditions, and exceptions.

Warranty Observance and Limits

Details warranty observation requirements and limits.

KUHN FC250RG Specifications

General IconGeneral
BrandKUHN
ModelFC250RG
CategoryLawn Mower
LanguageEnglish

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