{"product_id":"bomag-bw-138-ac-combination-roller-pdf-repair-service-manual-00891444","title":"Bomag BW 138 AC Combination Roller Pdf Repair Service Manual 00891444","description":"\u003ch2\u003eFactory Workshop Manual for Bomag BW 138 AC Combination Rollers\u003c\/h2\u003e\n\u003cp\u003eThe Bomag BW 138 AC Combination Roller Repair \u0026amp; Service Manual (P\/N: 00891444) is the definitive technical resource for this versatile 1380mm (54.3 in) drum-width compactor. As a \"Combination\" model, this machine features a high-performance vibratory steel drum at the front and a specialized pneumatic tire set at the rear. This manual provides the granular technical detail required to maintain, troubleshoot, and overhaul both the steel compaction drum and the rubber-tired rear drive assembly to factory specifications.\u003c\/p\u003e\n\u003cp\u003eEquipped with a robust diesel powerplant and a high-efficiency hydrostatic drive, the BW 138 AC requires accurate hydraulic pressure balancing and electrical fault diagnosis for optimal jobsite performance. This manual covers every major system, from the pressurized water spray system used to prevent asphalt pickup to the complex hydrostatic traction motors unique to the combination series.\u003c\/p\u003e\n\u003cp\u003eDesigned for professional mechanics, field technicians, and fleet maintenance managers, this searchable PDF manual ensures that your equipment remains in peak operating condition while adhering to original OEM safety standards.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications \u0026amp; Maintenance Data\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Performance:\u003c\/strong\u003e Comprehensive service routines for the liquid-cooled diesel engine, including fuel system priming, valve clearance settings, and cooling system performance testing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydraulic Benchmarks:\u003c\/strong\u003e Precise factory pressure settings and flow testing protocols for the travel, vibration, and steering circuits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStructural Torque Values:\u003c\/strong\u003e Accurate torque specifications for the center articulation joint, wheel lug nuts, drum mounts, and vibration exciter housings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFluid \u0026amp; Lubrication Guide:\u003c\/strong\u003e Detailed charts for engine oil, hydraulic fluid capacities, and specific lubrication points for the combination frame.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eComprehensive System \u0026amp; Service Coverage\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVibration \u0026amp; Exciter Units:\u003c\/strong\u003e Detailed repair instructions for the front drum's high-frequency vibration system, including bearing replacement and exciter shaft timing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRear Pneumatic Drive:\u003c\/strong\u003e Specialized service routines for the rear tire assembly, focusing on hydraulic motor maintenance and tire scraper adjustments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydrostatic Transmission:\u003c\/strong\u003e Diagnostic workflows for drive power loss, travel pump rebuilding, and closed-loop hydraulic system decontamination.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical Infrastructure:\u003c\/strong\u003e High-resolution wiring diagrams covering the machine's control logic, sensors, safety switches, and dashboard instrumentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Spray System:\u003c\/strong\u003e Maintenance guides for the pressurized water and emulsion sprayers used to prevent asphalt pickup on both the drum and tires.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSteering \u0026amp; Articulation:\u003c\/strong\u003e Procedures for servicing the oscillating pivot joint and resealing steering cylinders for precise machine maneuverability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrake Logic:\u003c\/strong\u003e Full testing and adjustment for the spring-applied hydraulic-release (SAHR) parking brake and emergency stop circuits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eManual Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMachine Model:\u003c\/strong\u003e Bomag BW 138 AC (Combination Roller)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e 00891444\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e PDF Digital Download (Fully Searchable \u0026amp; Bookmarked)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLanguage:\u003c\/strong\u003e English\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTotal Pages:\u003c\/strong\u003e 440+\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFile Size:\u003c\/strong\u003e Approximately 38 MB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIllustrations:\u003c\/strong\u003e High-definition wiring diagrams, hydraulic flow schematics, and exploded assembly views\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e 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\u003e\n\u003cstrong\u003eTargeted Diagnostics:\u003c\/strong\u003e Quickly identify the root cause of hydraulic pressure drops or electrical failures using logic-based troubleshooting trees.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn-House Capabilities:\u003c\/strong\u003e Empower your shop team to perform advanced calibrations and major repairs, reducing reliance on expensive dealer service calls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety Assurance:\u003c\/strong\u003e Verify the integrity of all operator safety systems, including seat switches and braking mechanisms, to protect your crew.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstant Keyword Access:\u003c\/strong\u003e The digital PDF format allows for rapid searching of specific terms like \"fault codes\" or \"schematics\" for immediate results.\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 paving industry. Our manuals are professionally processed 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 manual cover the pneumatic tires?\u003c\/h3\u003e\n\u003cp\u003eYes, as a Combination (AC) manual, it includes full service and repair data for the rear pneumatic tire drive system.\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 manual on my smartphone?\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\u003eIs this an instant download?\u003c\/h3\u003e\n\u003cp\u003eYes, a secure download link is generated 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":51916064882964,"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-138-ac-combination-roller-pdf-repair-service-manual-00891444.jpg?v=1769507680","url":"https:\/\/manualskart.com\/products\/bomag-bw-138-ac-combination-roller-pdf-repair-service-manual-00891444","provider":"Manuals Kart","version":"1.0","type":"link"}