John Deere 1420/1435/1445/1545/1565 Front Mower Technical Manual TM1806

This technical manual provides diagnostic procedures and component service for John Deere Front Mowers. Ref: TM1806

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Document Details

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Document Number / Seller:
27503 / Robert Grant
File Size:
111.37 MB
File Type:
PDF
Language:
English
Pages:
834
Printable:
Yes
Category:
Mower
Last updated / verified
Oct 7, 2025

Models Covered & Key Technical Specifications

John Deere 1420, 1435, 1445, 1545 and 1565 Front Mowers (TM1806)

Full Coverage: John Deere 1420, 1435, 1445, 1545, 1565 Front Mowers.

  • Industrial Blueprint Engine Parameters: 0.15–0.25 mm (0.006–0.010 in) valve clearance logic ensures optimal timing for the 3TNE74, 3TNE78, and 3TNE88 diesel architectures.
  • Applied Directory Hydraulic Logic: 10342 kPa (1500 psi) charge pressure relief valve parameters govern the hydrostatic transmission framework.
  • Industrial Compendium Fastener Architectures: 50 Nm (37 lb-ft) cylinder head bolt torque logic identifies the primary sealing tension for Yanmar-based diesel variants.
  • Professional Blueprint Electrical Framework: 12.5 V minimum battery output logic is required for the operator presence and PTO interlock circuit architectures.
  • Industrial Directory Fluid Parameters: 2.9 L (3.1 qt) oil capacity logic for the 1435 variant identifies the lubrication framework for high-duty cycles.
  • Applied Compendium Technical Tools: JT05697 pressure gauge and JT03503 test port adapter architectures are necessitated for forensic hydraulic circuit analysis.

Professional Workshop Service Manual & Technical Specifications

John Deere Front Mower (TM1806) Technical Manual: John Deere 1420/1435/1445/1545/1565 Front Mower Technical Manual (TM1806) | Digital Guide Calibration-Manual

Reference-Category: TM1806 // Engineering-Metrics: Yanmar 3TNE74/3TNE78/3TNE88 Logic // Year-Coverage: 2002

Service-Nexus | Baseline | Calibration-Data


Diagnostic Chapters Address

This technical manual is designed for experienced technicians, providing in-depth information on the John Deere Front Mower models 1420, 1435, 1445, 1545, and 1565. Rigorously establishing diagnostic procedures and component service guidelines, this document is an integral part of the comprehensive product support program. The manual meticulously details system operations, troubleshooting, and repair specifications, ensuring users can maintain and repair their equipment effectively.

Engine Specifications Coverage

The manual details engine specifications, including general data, test and adjustment parameters, and repair specifications. It covers critical areas such as the fuel system, lubrication, cooling system, and electrical system. Detailed torque specifications are provided for various components, ensuring proper assembly and function. The document also outlines necessary special tools and materials for performing these procedures accurately.

Repair Procedures Outlined

Specific repair procedures are comprehensively documented, including the removal and installation of major components like the engine, radiator, cylinder head, and camshaft. Sections on troubleshooting common engine problems, such as starting issues, rough running, and low power output, offer systematic approaches to diagnostics. The manual also addresses the repair and maintenance of the fuel injection system, ignition system, and exhaust system, ensuring complete coverage for effective equipment upkeep.

Troubleshooting and Diagnostics

The manual includes extensive troubleshooting guides for various engine symptoms. It covers issues like engine not cranking, hard starting, erratic running, and excessive oil consumption. Diagnostic flowcharts and symptom-based troubleshooting tables guide the user through identifying and resolving problems systematically. The document also details tests and adjustments for critical systems like the fuel pump, oil pressure, and cooling system pressure to ensure optimal performance and longevity.

FAQ

What **calibrated** values are specified for the system architecture? keyboard_arrow_down

10342 kPa (1500 psi) charge pressure relief valve parameters are specified for the hydrostatic transmission framework.

Assess the **applicable** tool requirements for hydraulic circuit analysis. keyboard_arrow_down

JT05697 pressure gauge and JT03503 test port adapter are required for hydraulic circuit analysis.

What components require **exact** electrical values for standard operation? keyboard_arrow_down

12.5 V minimum battery output logic is required for operator presence and PTO interlock circuit architectures.

Confirm the **specific** lubrication framework for high-duty cycles. keyboard_arrow_down

2.9 L (3.1 qt) is the oil capacity for the 1435 variant's lubrication framework for high-duty cycles.

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Reviews (2)

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Rated 4 out of 5 stars
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The John Deere Front Mowers Technical Manual is a must-have for anyone working on these models. The detailed specifications and repair procedures are extremely helpful. I had a seamless download experience, and the customer support was quick to respond when I had questions. Highly recommend!