Sachs MadAss 125 Service Manual - Repair Guide (109 P.)

Sachs MadAss 125 technical guide detailing engine, chassis, and electrical systems. Covers maintenance, troubleshooting, and disassembly procedures. PN FY152FMI.

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Document Details

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Document Number / Seller:
24084 / Donna Martin
File Size:
21.65 MB
File Type:
PDF
Language:
English
Printable:
Yes
Category:
Minibike
Last updated / verified
Sep 7, 2025

Models Covered & Key Technical Specifications

Operational Assembly Electrical Manual: Minibike Sachs MadAss 125 Service Manual - Repair Guide (109 P.) Service-Catalog Engine-Type: Integrated Documentary Database // Calibration-Scope: MadAss 125 Series Edition // Engine-Type: Industrial Sourcebook. Assessment-Parameter Value Logic
Engine Type FY152FMI Integrated system component
Bore 52.40 mm Standard measurement for internal workings
Compression Ratio 9.3:1 Engine efficiency indicator
Tire Pressure 200 kPa Operational limit for tire inflation
Battery Type 12 V 6 Ah MF Standard electrical power unit
Fuse Rating 15 A Safety device for electrical circuit

System operation descriptions cover the engine, clutch, transmission, and fuel systems. The documentation addresses maintenance schedules, torque values, and component specifications. Assembly instructions are detailed for various sub-assemblies, including the cylinder head and crankcase. Hydraulic schematics are included for brake system maintenance and troubleshooting. Steering component information is provided for front and rear suspension adjustments. The documentation includes sections on the electrical system, ignition, and wiring diagrams, aiding in diagnosing and resolving electrical faults. Procedures for alternator and cam chain tensioner service are also comprehensively covered, ensuring optimal performance. Troubleshooting charts are provided for common issues across all major systems, facilitating quick resolution. The manual documents torque specifications for critical engine components to ensure proper service interval reliability.

Professional Workshop Service Manual & Technical Specifications

Operational Assembly Electrical Manual: Minibike Sachs MadAss 125 Service Manual - Repair Guide (109 P.) Service-Catalog

Engine-Type: Integrated Documentary Database // Calibration-Scope: MadAss 125 Series Edition // Engine-Type: Industrial Sourcebook. Assessment-Parameter Value Logic
Engine Type FY152FMI Integrated system component
Bore 52.40 mm Standard measurement for internal workings
Compression Ratio 9.3:1 Engine efficiency indicator
Tire Pressure 200 kPa Operational limit for tire inflation
Battery Type 12 V 6 Ah MF Standard electrical power unit
Fuse Rating 15 A Safety device for electrical circuit

Featuring a modular arrangement of procedures, specifications, and system overviews, this manual serves as a primary resource. It details the systematic overhaul of the engine, transmission, clutch, and fuel systems. Essential diagnostic procedures and component replacements are clearly outlined. The provided table offers a structured overview of key data points and their associated logic.

System operation descriptions cover

the intricate workings of the engine, clutch, transmission, and fuel systems. Detailed explanations are provided for each component's function and interaction within the overall motorcycle.

The documentation addresses

comprehensive maintenance schedules, specific torque values for critical fasteners, and detailed component specifications. This ensures that all service tasks are performed to factory standards.

Assembly instructions are detailed for

various sub-assemblies, including the cylinder head, crankcase, and transmission components. Step-by-step guidance is provided to ensure correct reassembly.

Hydraulic schematics are included for

brake system maintenance and troubleshooting. This section covers brake fluid checks, pad replacement, and bleeding procedures.

Steering component information is provided for

front and rear suspension adjustments. Information on fork and shock absorber servicing is also included to maintain optimal handling. This manual includes detailed sections on the electrical system, ignition, and comprehensive wiring diagrams, which are crucial for diagnosing and resolving any electrical faults. Procedures for alternator and cam chain tensioner service are also thoroughly covered, ensuring the continued optimal performance and longevity of these vital components. Furthermore, troubleshooting charts are provided for common issues encountered across all major systems, designed to facilitate quick and efficient resolution of problems.

FAQ

What does the **exact** assembly sequence entail for the engine? keyboard_arrow_down

119.70 cm³ is the specified engine piston displacement when following the correct assembly sequence.

Reference the **specific** service interval parameters for brake fluid. keyboard_arrow_down

Change brake fluid every 2 years is the specific service interval parameter, ensuring optimal brake performance.

What are the **designated** system architecture specifications for the carburetor? keyboard_arrow_down

FYZ22PA-S3P is the designated identification number for the carburetor system architecture.

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Reviews (3)

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This manual is incredibly detailed and easy to follow. The illustrations really help with understanding complex repairs. Plus, the download process was seamless, and customer support answered my queries within hours! Highly recommend!
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I love how this manual is laid out. It covers all aspects of ATV maintenance in a clear way. The download was smooth without any hitches, and I was impressed by the quick email support when I had a question!
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As a hobbyist, this manual has everything I need. The troubleshooting section is especially helpful for diagnosing issues quickly. I had a minor issue with the download link, but the support team responded promptly and resolved it efficiently!