2007 Johnson 2.5 HP 4-Stroke Outboard Motor Service Manual

Technical reference for the 2.5 HP 4-Stroke Outboard Motor. Documents procedures for installation, maintenance, and systems including fuel and ignition. Part number 5007217.

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Document Details

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Document Number / Seller:
28096 / Thomas Stewart
File Size:
10.41 MB
File Type:
PDF
Language:
English
Pages:
179
Printable:
Yes
Category:
Outboard Motor
Last updated / verified
Sep 17, 2025

Models Covered & Key Technical Specifications

2007 Johnson 2.5 HP 4-Stroke Outboard Motor Service Manual

Technical reference for the 2.5 HP 4-Stroke Outboard Motor. Documents procedures for installation, maintenance, and systems including fuel and ignition. Part number 5007217.

  • System Assembly Torques: 450 W signifies the active printing consumption Threshold.
  • Core Liquid Volume: For optimal operation, 2.0 fl. oz. (60 ml) defines the gearcase capacity Framework.
  • Specific Temperature Range: 118 to 126°F (48 to 52°C) establishes the thermostat opening parameter.
  • Critical Ignition Timing: The igniter unit requires 0.02 in. (0.5 mm) for standard operation Logic.
  • Universal Carburetion: One single-throat carburetor determines fuel delivery Parameters.
  • Calibrated Compression Ratio: 9.0:1 signifies the compression ratio Benchmarks.

Manual Description & Preview

Full-Coverage Diagnostic Training Manual: Outboard Motor Johnson 2.5 HP 4-Stroke Outboard Motor 2007 - Precision Service Procedures Engineering-Archive

Validation-Data: J2R4SUC // Architecture-Focus: Outboard Motor / 4-Stroke Logic // Performance-Values: Tiller Steering.

Identifier Operational-Logic Calibration-Spec
Technical Data 2.5 HP 5250-5750 RPM
Ignition Transistorized 30° BTDC @ 1900 RPM
Gearcase 2.15:1 Ratio 2.0 fl. oz. Lubricant
Valve Clearance 0.005-0.007 in. N/A
Compression Test 137-199 psi N/A

Engineering chapters address:

  • INTRODUCTION
  • INSTALLATION AND PREDELIVERY
  • MAINTENANCE
  • IGNITION AND ELECTRICAL
  • FUEL SYSTEM

This manual provides detailed procedures for the service and repair of the Johnson 2.5 HP 4-Stroke Outboard Motor. It includes comprehensive information on all systems, from basic maintenance to complex engine overhauls. Adhering to the included maintenance schedule ensures optimal performance and longevity. Appropriately establishing proper engine operation is critical for safe and reliable use.

This document details the logical sequence for disassembling and reassembling various engine components, ensuring each step contributes to a successful repair. The logical structure guides technicians through each procedure.

FAQ

Is there comprehensive chapter coverage for the fuel system, ignition components, and gearcase assembly in this manual? keyboard_arrow_down

Table of contents confirms that the document includes dedicated sections for the fuel system, ignition and electrical systems, and gearcase assembly. These sections provide detailed technical content tailored to the 2.5 HP 4-stroke outboard motor.

Can I view exploded views of the outboard to help with parts identification and position referencing? keyboard_arrow_down

Yes, the manual contains multiple exploded views and illustrations that assist in identifying individual parts and their correct installation positions within the outboard motor.

Does this manual provide reference tables for tightening specs, fluid volumes, and ignition parameters? keyboard_arrow_down

Document includes extensive technical data tables that list standard torque specifications for fasteners, recommended fluid capacities for the gearcase, and ignition timing benchmarks. These tables serve as a centralized reference for the primary operating specifications of the outboard. Users can find additional data regarding fuel requirements and thermostat opening ranges within the service specification chapters.

Are the torque specifications for major fasteners listed within the technical data section? keyboard_arrow_down

Manual lists tightening torque requirements for various important fasteners, including cylinder head bolts, flywheel nuts, and gearcase bolts.

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