🏷️ Basic Information Identification Make: Bomag Model: BW 141-151 AD/AC-4, BW 154 AD/AC-4 Type: Tandem Roller Product Name: Bomag BW 141-151 AD / AC-4 BW 154 AD / AC-4 Tandem Roller Workshop Service Repair Manual Download PDF 📋 Manual Details Description Manual Type: Workshop Service Repair Manual Language: English Format: PDF Download ⚙️ Engine Specifications Engine 1 Engine Type: Diesel (Specific engine model varies by sub-variant) Displacement: Varies (Refer to specific sub-variant in manual) Power: Varies (Refer to specific sub-variant in manual) Cooling System: Liquid-cooled 🔧 Transmission Drive Train Type: Hydrostatic Drive System: All-wheel drive (Both drums powered) 📐 Dimensions Operating Weight Operating Weight: Approx. 8,100 - 10,000 kg (Varies by model and configuration) Dimensions Drum Width: 1400 mm (BW 141 AD/AC-4), 1500 mm (BW 151 AD/AC-4, BW 154 AD/AC-4) Height Max: Approx. 2,900 mm (Can vary with canopy) 🔧 Maintenance Lubrication Engine Oil Capacity: Refer to manual (Typically 8-12 liters) Hydraulic Oil Capacity: Refer to manual General Service Interval Engine Oil: Refer to manual (Typically 500 hours) Service Interval Filters: Refer to manual 📄 Performance Vibration Vibration Frequency Low: Varies (e.g., 25 Hz or 35 Hz) Vibration Frequency High: Varies (e.g., 40 Hz or 50 Hz) Centrifugal Force Low: Varies (e.g., 60 kN or 75 kN) Centrifugal Force High: Varies (e.g., 125 kN or 145 kN) Speed Max Speed: Approx. 12 km/h 📄 Features Operation Vibration Modes: Dual amplitude vibration (high/low) Articulation: Articulated steering Water Sprinkler System: Standard (with manual or automatic control) Operator Comfort Cabin Option: Optional (ROPS/FOPS compliant)