Kymco Maxxer Mongoose 250, Mongoose 300, MXER 250R ATV Repair Manual
Documents service procedures for Kymco Maxxer Mongoose 250, Mongoose 300, and MXER 250R ATVs, covering engine, chassis, and electrical systems. Part No. 4122-ATV250-S00.
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Models Covered & Key Technical Specifications
Kymco Maxxer Mongoose 250, Mongoose 300, MXER 250R (4122-ATV250-S00) – 2005
Service Manual | Kymco ATV Folder.
- Engine Specifications: 249 cc, OHC, single cylinder, liquid-cooled, bore 72.7x60 mm, compression ratio 10.3:1, ignition 5BTDC/1000rpm, spark plug DPR7EA-9.
- Fuel System: 13 L fuel capacity, PTG carburetor type, main jet 98, venturi dia. 22 mm.
- Drive System: Dry, centrifugal automatic clutch, OHC chain drive secondary reduction.
- Brake System: Front and rear disk brakes.
- Suspension: Front double wishbone, Rear link suspension.
- Chassis: Steel tube frame construction.
Professional Workshop Service Manual & Technical Specifications
Kymco Maxxer Mongoose 250, Mongoose 300, MXER 250R ATV repair manual
Model-Specs: Maxxer Mongoose 250, Mongoose 300, MXER 250R // Assembly-Group: Engine / Chassis Logic // Model-Specs: ATV
| ** | Component | Rating | Architecture |
|---|---|---|---|
| Engine | 249 cc | 4-stroke, OHC, SOHC | |
| Fuel Capacity | 13 L | N/A | |
| Bore x Stroke | 72.7 x 60 mm | N/A | |
| Compression Ratio | 10.3:1 | N/A | |
| Ignition Timing | 5 BTDC/1000 rpm | N/A | |
| Front Tire Pressure | 0.28 kgf/cm² | N/A | |
| Rear Tire Pressure | 0.28 kgf/cm² | N/A |
Following OEM groupings, the manual includes sections on general information, engine removal, lubrication, fuel system, cooling system, brake system, front/rear suspension, and more. It provides comprehensive coverage for these Kymco ATV models.
This manual details the procedures for maintenance, inspection, adjustment, disassembly, and assembly of various vehicle systems. It covers engine specifications, fuel system components, lubrication points, and cooling system maintenance.
Procedures for the drive system, including pulleys and clutch, are thoroughly documented, along with brake system servicing and suspension adjustments. The manual also addresses electrical systems and troubleshooting.
This document documents torque specifications for various components to ensure proper rotational loosening prevention.
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