Overview

This document is a detailed spare parts catalog for the LECH series of agricultural seedbed cultivators and related machinery produced by EXPOM Spółka z o.o. It covers multiple machine configurations, including rigid and foldable frames, spring and share harrows, hydraulic installations, and lighting equipment. The catalog provides part numbers, descriptions in Polish, English, and German, quantities, dimensions, and notes to support maintenance, repair, and assembly.

Main Sections

1. Spare Parts Listings by Frame Type and Working Width

The catalog organizes parts according to frame types and working widths:

• Rigid Frame LECH (2.8m and 3.3m widths)
• Foldable Frame LECH (3.3m, 3.6m, 4.2m widths)
• Foldable Frame LECH (4.9m and 5.6m widths)

Each section includes tables listing item numbers, part numbers, quantities per assembly, multilingual part names, and notes on dimensions or categories (e.g., hitch category).

2. Part Descriptions and Specifications

Key components detailed include:

• Central frames and wing segments with specific part numbers for different widths.
• Arms (left and right), headstocks with hitch categories (Category 2 or 3).
• Support feet, brackets, clamps, and holders for structural assembly.
• Shares and spring teeth with left/right variants for soil engagement.
• Pins and U-bolts of various diameters and lengths, critical for mechanical connections.
• Fasteners including screws, nuts, washers, split pins standardized to Polish norms (PN), ensuring compatibility and quality.
• Plugs, locks, springs, and grease nipples for assembly security and maintenance.

3. Hydraulic Installation Components

Parts for hydraulic systems on LECH models (3.3m to 5.6m widths) include:

• Hydraulic cylinders with specific model codes.
• Dust caps, quick couplings, and hydraulic hoses with defined lengths and codes.
• Sealing elements such as bonded seals and copper O-rings.
• Mechanical pins, bushes, washers, spring rings, and grease nipples for secure and lubricated connections.

4. Lighting Equipment

Components for lighting systems include:

• Warning lamp sets.
• Light holders and mounting arms.
• U-bolts, washers, and self-locking nuts (M12) for secure installation.

5. Fasteners and Standard Parts

Fasteners are standardized according to Polish norms (PN-85/M-82101, PN-77/M-82008, PN-86/M-82144, etc.) and include metric screws (M10, M12, M16, M20, M24), lock nuts, spring washers, flat washers, and split pins. Ball bearings (types UCFL-205 and UCFL-207) with specified dimensions are also listed.

6. Illustrations and Part Positioning

Each parts table references assembly drawings with item numbers corresponding to parts, facilitating accurate identification and ordering. Drawings illustrate assembly layouts for different frame types and working widths.

Critical Information and Best Practices

• Always verify the correct frame type and working width before ordering parts to ensure compatibility.
• Use exact part numbers and specified quantities to avoid assembly errors.
• Adhere to Polish standard specifications for fasteners to maintain structural integrity and safety.
• Consult referenced drawings for precise part location and orientation during assembly or repair.
• Note hitch categories (Category 2 or 3) to ensure compatibility with tractors and other equipment.
• Maintain hydraulic components with proper sealing and lubrication to ensure system reliability.
• Secure lighting components using specified hardware to comply with safety standards.

Summary

This catalog is an essential technical reference for technicians, engineers, and maintenance personnel working with LECH agricultural machinery. It comprehensively details spare parts for frames, harrows, hydraulic systems, and lighting equipment across multiple machine configurations and working widths. The multilingual descriptions, standardized fasteners, and detailed specifications support efficient maintenance, repair, and parts replacement, ensuring optimal machine performance and longevity.