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Buhler Ezee-On 3550 - User Manual

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Buhler Ezee-On
OPERATOR'S MANUAL
MODEL 3550 CULTIVATOR
&
MODEL 5550 CHISEL/CULTIVATOR
Includes
ASSEMBLY INSTUCTIONS,
OPERATION INSTUCTIONS,
&
PARTS LIST
Manufactured Vegreville, Alberta
By Buhler Ezee-On Inc. Canada
708F
PRINTED IN CANADA

Questions and Answers

  • F
    ftrujilloAug 17, 2025
    Why does my Buhler Ezee-On Tiller cultivator not pull straight?
    • S
      Steven HuntAug 17, 2025
      The cultivator might not pull straight because one wing is cutting deeper than the other, or one side of the cultivator is working in harder ground. To fix this, level the wings. The cultivator will pull straight when the soil condition is the same across the full width of the cultivator.
  • D
    Daniel DuncanAug 20, 2025
    What to do if front shanks are cutting deeper than rear shanks on Buhler Ezee-On 3550?
    • K
      Kristina WashingtonAug 20, 2025
      If the front shanks are cutting deeper than the rear shanks, it's likely that the front castor wheels are too high, causing the front of the cultivator to drop. To resolve this, raise the front of the cultivator by lengthening the castor wheel links.
  • F
    Frank DayAug 22, 2025
    What to do if rear shanks are cutting deeper than front shanks on Buhler Ezee-On Tiller?
    • M
      Marc ShieldsAug 23, 2025
      If the rear shanks are cutting deeper than the front shanks, the front castor wheels may be too low, causing the front of the cultivator to lift. To fix this, lower the front of the cultivator by shortening the castor wheel links.
  • D
    Donna RowlandAug 25, 2025
    What to do if shanks on one side of center section cut deeper than the opposite side on Buhler Ezee-On 3550 Tiller?
    • L
      Laura MillsAug 26, 2025
      Uneven cutting depth on the center section could be due to low tire pressure on one set of center section tires, or the center section rockshaft may have been twisted. Equalize the tire pressure on all center section tires. If that doesn't work, the center section rockshaft must be untwisted so wheels are at the same angle or the rockshaft must be replaced.
  • C
    Crystal MeyersAug 28, 2025
    Why won't my Buhler Ezee-On 3550 Tiller wing cylinder raise wings?
    • K
      Kristin SmithAug 28, 2025
      The wing cylinder may not raise the wings if the tractor's hydraulic pressure is too low, or if a piston seal in one of the wing lift cylinders has been damaged. Increase the tractor's hydraulic pressure, consulting your tractor dealer if needed. Also, consider replacing the piston seal in the affected cylinder.
  • L
    Larry HartAug 30, 2025
    Why won't my Buhler Ezee-On 3550 Tiller rockshaft cylinder lift cultivator out of ground?
    • E
      Edward SullivanAug 30, 2025
      The rockshaft cylinder may fail to lift the cultivator if the tractor’s hydraulic pressure is too low, or if a piston seal has been damaged. You can increase the tractor’s hydraulic pressure, consulting your tractor dealer. Another solution is to replace the piston seals.
  • K
    Karen DavisSep 2, 2025
    How to fix outer shanks on wing(s) that are cutting too deep on Buhler Ezee-On 3550 Tiller?
    • A
      Alicia RussellSep 2, 2025
      If the outer shanks on the wing(s) are cutting too deep, it's likely because all three wheels on the wing(s) are too high, causing the ends of the wing to drop. To correct this, raise the end of the wing(s) by shortening the wing quick leveller.
  • A
    Angel BurkeSep 5, 2025
    How to fix outer shanks on wing(s) that are not cutting deep enough on Buhler Ezee-On Tiller?
    • J
      Jonathan GreerSep 5, 2025
      If the outer shanks on the wing(s) aren't cutting deep enough, it could be that all three wheels on the wing(s) are too low, lifting the ends of the wing(s) out of the ground. To solve this, raise the end of the wing(s) by lengthening the wing quick leveller.
  • P
    patty60Sep 7, 2025
    What causes main and wing frames not to lower evenly into the ground on Buhler Ezee-On 3550?
    • C
      Carly ThompsonSep 7, 2025
      If the main and wing frames do not lower evenly into the ground, the rockshafts and rockshaft linkage may be tight or seized. In this case, lubricate the rockshaft bearings, linkage, ball joints, and castor wheel pivot points.
  • J
    Joseph PhillipsSep 12, 2025
    Why do Buhler Ezee-On 3550 wings not flex down?
    • K
      Kimberly AllenSep 12, 2025
      If the wings won't flex down, it's possible they are hanging up on the wing lift cylinders because they are not fully extended. Make sure to fully extend the wing lift cylinders.

Summary

Limited Warranty Policy

Standard Warranty Coverage

Ezee-On products are warranted for 12 months against defects in material and workmanship.

Warranty Limitations and Exclusions

Details exclusions like crop damage, labor costs, and consequential damages.

Commercial Use Warranty

Specifies a 90-day warranty for commercial, rental, or custom use applications.

Extended Warranty Coverage

Additional Warranty Periods

Details extended coverage for 13-24 and 25-36 months on specific components.

Warranty Exclusions and Limitations

Lists items not covered, including misuse, modifications, and dealer travel expenses.

Operators Manual Introduction

Manual Purpose and Content

Introduces the manual's scope: assembly, maintenance, operation, and troubleshooting.

Safety Message Identification

Explains the use of safety symbols and the importance of reading safety messages carefully.

General and Assembly Safety

General Operator Safety Rules

Core safety practices for operators, prohibiting riding, climbing, and ensuring qualifications.

Safe Component Assembly

Guidelines for safely assembling the cultivator, focusing on lifting, support, and secure connections.

Maintenance and Transport Safety

Hydraulic System Maintenance Safety

Precautions for working with hydraulic systems, including pressure relief and hose checks.

Safe Cultivator Transport

Procedures for transporting the cultivator safely, including SMV emblems and securing wings.

Operational and Storage Safety

Safe Cultivator Operation

Key safety measures during operation, especially concerning slopes and moving parts.

Storage Safety Precautions

Important warnings about storing the cultivator with hydraulic pressure and thermal expansion.

Operation and Field Adjustments

Field Operation Procedures

Steps for engaging and operating the cultivator in the field, including initial setup and depth setting.

Critical Operational Safety Alerts

Highlights essential safety warnings during operation, such as working on hillsides or near folding wings.

Cultivator Field Setup and Transport Prep

Adjusting Wing Flexibility for Operation

Procedure for modifying wing lift cylinders for optimal field performance.

Preparing for Safe Transport

Steps to ensure the cultivator is secured for transport, including SMV emblems and lock pins.

Cultivator Transport Procedures

Securing for Road Transport

Details on closing hydraulic lock-up valves, safety chains, and locking the rockshaft.

Towed Equipment and Transport Safety

Hitching Towed Implements

Guidelines for attaching towed equipment to maintain a balanced draft line and stability.

Transport Safety Reinforcement

Reiterates safety measures for speed, overhead clearance, and visibility during transport.

Field Adjustments for Levelling

Levelling Wing Frames

Instructions for using quick levelers to achieve even wing frame height.

Front-to-Rear Levelling

Procedure for adjusting castor wheel links to level the cultivator from front to rear.

Verifying Cultivator Levelling

Methods for checking and confirming the cultivator's level status before operation.

Operation Adjustments and Checks

Controlling Cutting Depth Settings

How to set the desired cutting depth using segment collars on the rockshaft cylinder.

Shank Trip Spring Tensioning

Procedure for tightening shank trip assembly springs to ensure proper ground engagement.

Critical Bolt Tightness Checks

Emphasis on verifying the tightness of all bolts, particularly pivot and linkage fasteners.

Lubrication and Maintenance Guidance

Grease Lubrication Points

Details specific points requiring grease lubrication and their recommended intervals.

Oil Lubrication Points

Details specific points requiring oil lubrication and their recommended intervals.

Servicing Safety Cautions

Crucial warnings for safe servicing, especially regarding raised components and moving parts.

Maintenance and Hydraulic Safety

Bolt and Nut Tightness Verification

Ensuring all fasteners are secure, with special focus on critical bolts.

Tire and Tread Maintenance

Procedures for checking tire pressure and inspecting tire treads for damage.

Hydraulic System Safety Protocols

Essential safety measures for working with hydraulic systems to prevent fluid injection injuries.

Decal and Reflector Upkeep

Maintaining the visibility and condition of safety decals and reflectors.

Maintenance: Walking Beam Bearings

Replacing Walking Beam Bearings

Step-by-step guide for replacing bearings and aligning wheel leg plates for proper fit.

Maintenance: Adjustments and Cylinder Removal

Castor Wheel Stability Adjustment

Procedure to adjust spring washers for castor wheel stability during transport.

Shank Holder Assembly Repair

Replacing nylon bushings to correct excessive shank movement and improve stability.

Wing Lift Cylinder Removal Safety

Instructions for cylinder removal, emphasizing safety chain use to prevent wing drops.

Cultivator Storage Procedures

Off-Season Storage Guidelines

Comprehensive steps for storing the cultivator, including hydraulic pressure release and cleaning.

Storage Hydraulic Safety

Critical warnings about hydraulic pressure and thermal expansion during storage to prevent damage.

Troubleshooting Cultivator Issues

Shank Depth Adjustment Problems

Solutions for issues with shank cutting depth being too deep or not deep enough.

Cultivator Operation and Stability Fixes

Addresses problems like uneven frame levelling, pulling straight, and wing flexibility.

Cylinder and Wheel Stability Solutions

Resolves issues with wing cylinders not lifting and castor wheels fishtailing during transport.

Overview

This document is an operator's manual for the Buhler Ezee-On Model 3550 Cultivator and Model 5550 Chisel/Cultivator. It includes assembly, operation, and parts list instructions.

Function Description:

The Buhler Ezee-On Model 3550 Cultivator and Model 5550 Chisel/Cultivator are agricultural implements designed for soil cultivation. The manual outlines their use for preparing fields, with specific instructions for field operation, adjustments, and transportation. The cultivators feature a folding wing design for transport and a rockshaft system for depth control. The Model 3550 is a cultivator, while the Model 5550 is a chisel/cultivator, suggesting different primary tillage capabilities, with the chisel likely designed for deeper soil penetration.

Important Technical Specifications:

The manual provides detailed specifications for various models, categorized by working width, number of shanks, main frame width, wing frame width, stub extension options, approximate transport width, approximate transport height (less harrows & packers), and wing lift cylinder size. Two shank spacings are covered: 8" (203mm) and 10" (254mm).

8" (203mm) Spacing Models (Table I):

  • Working Widths: Ranging from 24' 2" (7.37m) to 45' 6" (13.89m).
  • Number of Shanks: Ranging from 36 to 68.
  • Main Frame Widths: 13-1/2' (4.11m) or 16' (4.87m).
  • Wing Frame Widths: 6' (1.82m), 8' (2.43m), or 10' (3.04m).
  • Stub Extension Options: Available in 6", 14", 21", and 24" configurations (indicated by 'X' in the table).
  • Approx. Transport Width: 17'10" (5.21m) or 20'6" (6.27m).
  • Approx. Transport Height: Ranging from 9'8" (2.95m) to 18'10" (5.74m).
  • Wing Lift Cylinder Size: 4" x 36" (101.6mm x 914.4mm) or 5" x 36" (127.0mm x 914.4mm).

10" (254mm) Spacing Models (Table II):

  • Working Widths: Ranging from 23' 6" (7.19m) to 45' 2" (13.77m).
  • Number of Shanks: Ranging from 28 to 54.
  • Main Frame Widths: 13-1/2' (4.11m) or 16' (4.87m).
  • Wing Frame Widths: 6' (1.82m), 8' (2.43m), or 10' (3.04m).
  • Stub Extension Options: Available in 6", 14", 21", and 24" configurations.
  • Approx. Transport Width: 17'10" (5.21m) or 20'6" (6.27m).
  • Approx. Transport Height: Ranging from 9'4" (2.85m) to 18'8" (5.69m).
  • Wing Lift Cylinder Size: 4" x 36" (101.6mm x 914.4mm) or 5" x 36" (127.0mm x 914.4mm).

Trip Assembly Specifications:

  • Model 3550: 350 lb. (159 Kg.) trip, 7/8" x 2" (22.1mm x 50.8mm) shank, 8 turns spring tension.
  • Model 5550: 550 lb. (250 Kg.) trip, 1" x 2" (25.4mm x 50.8mm) shank, 10 turns spring tension.

Tire Specifications:

  • Center Frame: 11L x 15 D (8 Ply Rating) with 55 PSI tire pressure.
  • Wing Frame: 11L x 15 C (6 Ply Rating) with 45 PSI tire pressure.

Bolt Torque (Dry) Specifications:

  • Shank Assembly U-Bolt (5/8" x 4"): 150 ft. lbs. (203 N.m).
  • Rockshaft Linkage Bolt (1-1/4" Diameter): 840 ft. lbs. (1139 N.m).
  • Wheel Bolts (9/16" Diameter): 150 ft. lbs. (203 N.m) for 8" spacing, 130 ft. lbs. (176 N.m) for 10" spacing.
  • Stub Extension U-Bolt (5/8" x 4"): 150 ft. lbs. (203 N.m).
  • Shank Assembly Pivot Bolt (3/4" Diameter): 265 ft. lbs. (359 N.m).

Stroke Control Segments (Table III):

The manual includes a detailed table for stroke control segments (Grip-Rite, for Flat Head Cylinders ONLY), specifying various combinations of segment lengths (e.g., 2", 1-1/2", 1-1/4", 1", 3/4", 5/8") to achieve desired stop lengths ranging from 7-1/8" (181mm) down to 5/8" (15.7mm).

Usage Features:

  • Hydraulic System: The implement uses a hydraulic system for lifting and lowering the main and wing frames. It features hydraulic lock-up valves to prevent accidental operation during transport.
  • Levelling: Quick levellers are used to adjust wing frames relative to the center section. Castor wheel links allow for front-to-rear levelling.
  • Depth Control: Cutting depth is controlled by installing segment collars on the rockshaft cylinder shaft, with various segment combinations available for precise adjustment.
  • Shank Trip Assemblies: Springs on the shank trip assemblies are tightened to maintain the ground tool in the desired position, with different tension settings for Model 3550 (8 turns) and Model 5550 (10 turns).
  • Transport: The wings fold up for transport and are secured with transport lock pins. An SMV (Slow Moving Vehicle) emblem and warning lights are required for public road transport. A safety chain must be attached between the cultivator hitch and the tractor drawbar.
  • Towing Equipment: Instructions are provided for attaching towed equipment, emphasizing proper hitch height to ensure even shank penetration.

Maintenance Features:

  • Lubrication:
    • Grease Points (G): Rockshaft bearings (every 20 hours), wheel bearings (every 10 hours), castor wheel linkage pivot points (every 100 hours), walking beams pivot bearings (every 50 hours), and push arm assembly pivot points (every 100 hours).
    • Oil Points (O): Hinge bolts (when dry), rockshaft link threaded shaft (when dry), rockshaft arm ball joints (at season start/end), push arm threaded shafts (when dry), and rockshaft cylinder pins (every 40 hours).
  • Bolt Tightness: All bolts and nuts should be checked periodically for tightness, with special attention to shank trip assembly pivot bolts and ball joint linkage bolts on the rockshaft system.
  • Tire Pressure: Check tire pressure every 100 hours and maintain equal pressure in all tires. Inspect tire tread for damage.
  • Hydraulic System Maintenance: Always relieve pressure in the hydraulic system before servicing. Periodically check hydraulic hoses for ruptures and leaks. Ensure hydraulic cylinders are completely filled to prevent free-fall of wings.
  • Bearing Replacement: Detailed instructions for replacing walking beam bearings, including checking wheel leg plate width and proper installation of cone bearings and machinery bushings.
  • Castor Wheel Adjustment: Instructions for adjusting the center frame castor wheel's spring washers to prevent fishtailing during transport.
  • Shank and Holder Assembly: Instructions for replacing nylon bushings in the shank and holder assembly if excess side movement occurs.
  • Decals and Reflectors: Keep all decals clean and legible, and replace any damaged ones.
  • Storage: Relieve hydraulic pressure, disconnect and cap hoses, clean and coat cultivator/shanks with rust preventative, cover cylinders/hoses, grease exposed cylinder shafts, place planks under wheels, lubricate all grease points and ball joint sockets, check for worn parts, and touch up paint.

Buhler Ezee-On 3550 Specifications

General IconGeneral
BrandBuhler Ezee-On
Model3550
CategoryTiller
LanguageEnglish