🏷️ Basic Information Identification Make: Bomag Model: BW 141 AD-4 / BW 151 AD-4 / BW 151 AC-4 / BW 161 ADCV Type: Tandem Roller Year: Unknown (Manual covers multiple models, likely for a range of years) Generation: AD-4 / ADCV Series 📋 Manual Details Information Manual Type: Service Repair Workshop Manual Language: English Format: Downloadable PDF Source: Original Factory Bomag ⚙️ Engine Specifications Engine Details Engine Type: Diesel (Specific model not listed, likely Deutz or similar for this class) Displacement: Not specified (Varies by specific engine variant) Power: Not specified (Varies by specific engine variant) 🔧 Transmission Drivetrain Type: Hydrostatic Drive System: All-wheel drive (with drum drive and/or rear axle drive) 📐 Dimensions Physical Attributes Operating Weight: BW 141 AD-4: ~14,000 kg, BW 151 AD-4: ~15,000 kg, BW 151 AC-4: ~15,000 kg, BW 161 ADCV: ~16,000 kg (Approximate, varies with configuration) Drum Width: BW 141 AD-4: 1,400 mm, BW 151 AD-4/AC-4: 1,500 mm, BW 161 ADCV: 1,600 mm Static Linear Load: Not specified (Varies by model and drum configuration) 🔧 Maintenance Service Recommendations Service Interval: Refer to manual for specific intervals (e.g., 250, 500, 1000 hours) Hydraulic Oil Capacity: Not specified (Refer to manual for specific model and system) Engine Oil Capacity: Not specified (Refer to manual for specific engine variant) 📄 Features Compaction Vibration: Yes (Dual-amplitude vibration) Articulation: Yes (Articulated steering) Crab Steering: BW 161 ADCV: Yes (Optional on some models) Operator Interface Controls: Intuitive operator controls, ergonomic design Safety Safety Features: ROPS (Roll-Over Protective Structure), emergency stop button, safety beacons 📄 Technical Data Compaction Performance Centrifugal Force: Not specified (Varies by vibration setting and model) Vibration Frequencies: Not specified (Varies by model and setting)