{"product_id":"bomag-bw-125-ac-4-combination-roller-pdf-repair-service-manual-00891052","title":"Bomag BW 125 AC-4 Combination Roller Pdf Repair Service Manual 00891052","description":"\u003ch2\u003eIndustrial Workshop Manual for Bomag BW 125 AC-4 Combination Rollers\u003c\/h2\u003e\n\u003cp\u003eThe Bomag BW 125 AC-4 Combination Roller PDF Repair \u0026amp; Service Manual (P\/N: 00891052) is a specialized factory-level technical resource for the 1250mm (49.2 in) drum-width Dash-4 series. This \"AC\" combination model features a high-performance vibratory steel drum at the front and four pneumatic tires at the rear, requiring unique technical oversight for its dual-traction system. This manual provides the OEM-approved diagnostic and repair procedures essential for maintaining this heavy-duty compactor.\u003c\/p\u003e\n\u003cp\u003ePowered by a precision-engineered diesel powerplant, the BW 125 AC-4 utilizes a series-parallel hydrostatic drive. This manual delivers comprehensive service instructions covering the machine’s complex hydraulic circuits, electronic control logic, and mechanical assemblies, ensuring every repair meets factory performance and safety standards.\u003c\/p\u003e\n\u003cp\u003eThis technical guide is the primary reference for field mechanics, independent service centers, and fleet managers responsible for the maintenance of Dash-4 Bomag combination equipment in demanding paving environments.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications \u0026amp; Maintenance Data\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEngine Service: Step-by-step engine maintenance protocols, including fuel injection timing, valve lash adjustments, and cooling system performance testing.\u003c\/li\u003e\n\u003cli\u003eHydraulic Benchmarks: Accurate pressure benchmarks and flow testing procedures for the travel, vibration, and steering pumps.\u003c\/li\u003e\n\u003cli\u003eFluid \u0026amp; Lubricant Specs: Correct engine oil viscosities, hydraulic fluid grades, and specific capacities for the Dash-4 series.\u003c\/li\u003e\n\u003cli\u003eCritical Torque Values: Factory-certified torque specifications for articulation joints, drum mounts, wheel lug nuts, and vibration isolators.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSystems \u0026amp; Service Coverage\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eVibration Control: Detailed teardown and reassembly of the front drum exciter shaft, including bearing replacement and frequency calibration.\u003c\/li\u003e\n\u003cli\u003ePneumatic Rear Drive: Specialized service routines for the rear tire traction motors, wheel hub assemblies, and tire maintenance.\u003c\/li\u003e\n\u003cli\u003eHydrostatic Transmission: Diagnostic workflows for drive power loss, travel motor rebuilding, and high-pressure system decontamination.\u003c\/li\u003e\n\u003cli\u003eElectrical System: High-resolution wiring diagrams covering the Dash-4 control panel, safety switches, sensors, and starting circuits.\u003c\/li\u003e\n\u003cli\u003eCombination Spray System: Maintenance for the pressurized water and emulsion sprayers used on both the drum and tires to prevent asphalt adhesion.\u003c\/li\u003e\n\u003cli\u003eSteering \u0026amp; Articulation: Procedures for servicing the oscillating pivot joint and resealing steering cylinders for precise machine tracking.\u003c\/li\u003e\n\u003cli\u003eSafety \u0026amp; Braking: Comprehensive testing of the SAHR parking brake, emergency stop circuits, and seat safety interlocks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eManual Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMachine Model: Bomag BW 125 AC-4 (Combination Roller)\u003c\/li\u003e\n\u003cli\u003ePart Number: 00891052\u003c\/li\u003e\n\u003cli\u003eGeneration: Dash-4 Series\u003c\/li\u003e\n\u003cli\u003eFormat: PDF Digital Download (Fully Searchable \u0026amp; Bookmarked)\u003c\/li\u003e\n\u003cli\u003eLanguage: English\u003c\/li\u003e\n\u003cli\u003eTotal Pages: 720+\u003c\/li\u003e\n\u003cli\u003eFile Size: Approximately 110 MB\u003c\/li\u003e\n\u003cli\u003eIllustrations: Clear hydraulic flow schematics, wiring diagrams, and exploded view assembly drawings\u003c\/li\u003e\n\u003cli\u003eCompatibility: Windows, macOS, Android, iOS, and Tablets\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy This Service Manual Is Essential for Repairs\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eTargeted Troubleshooting: Use logic-based charts to find the root cause of hydraulic pressure drops or electrical failures instantly.\u003c\/li\u003e\n\u003cli\u003eMaximize Uptime: Perform advanced in-house calibrations and repairs, reducing the need for expensive dealership service calls.\u003c\/li\u003e\n\u003cli\u003eEnhanced Precision: High-definition assembly views ensure you identify the correct parts and sequences for complex mechanical overhauls.\u003c\/li\u003e\n\u003cli\u003eDigital Portability: The searchable PDF format allows for rapid keyword lookups for terms like \"fault codes\" or \"schematics\" on any device.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Buy from Manualskart.com\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/manualskart.com\/\" title=\"Manualskart High Quality Machinery Manuals\"\u003eManualskart.com\u003c\/a\u003e is a trusted source for authentic, high-quality technical documentation for the heavy equipment industry. Our manuals are professionally curated to ensure maximum legibility for all technical tables and schematics, providing you with the reliable data needed for professional-grade repairs.\u003c\/p\u003e\n\u003cp\u003eExplore more in our \u003ca href=\"https:\/\/manualskart.com\/collections\/bomag-machinery-manuals-pdf\" title=\"Bomag Service Manual Collection\"\u003eBomag Service Manual Collection\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eDoes this cover the pneumatic tire (Combination) model?\u003c\/h3\u003e\n\u003cp\u003eYes, this manual is specifically written for the AC (Combination) version of the BW 125, covering the front drum and the rear tire assembly.\u003c\/p\u003e\n\u003ch3\u003eAre wiring diagrams included?\u003c\/h3\u003e\n\u003cp\u003eYes, the manual contains clear, high-resolution wiring diagrams that allow for accurate tracing of electrical circuits and fault diagnosis.\u003c\/p\u003e\n\u003ch3\u003eCan I access this on my phone?\u003c\/h3\u003e\n\u003cp\u003eAbsolutely. The PDF format is universally compatible with all mobile devices, allowing you to reference technical data directly at the machine.\u003c\/p\u003e\n\u003ch3\u003eHow is the manual delivered?\u003c\/h3\u003e\n\u003cp\u003eYou will receive an instant download link immediately after purchase, ensuring you can begin your maintenance or repairs without delay.\u003c\/p\u003e","brand":"Manuals Kart","offers":[{"title":"Default Title","offer_id":51915710759188,"sku":null,"price":39.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0868\/2133\/9412\/files\/bomag-bw-125-ac-4-combination-roller-pdf-repair-service-manual-00891052.jpg?v=1769504019","url":"https:\/\/manualskart.com\/products\/bomag-bw-125-ac-4-combination-roller-pdf-repair-service-manual-00891052","provider":"Manuals Kart","version":"1.0","type":"link"}