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Download Volvo PENTA Technical data
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Technical data Models 280, 280T, 280PT, 285, 285A and 290 General Data Type designation ..................................................................... Aquamatic 280, 285 & 290 Shift Mechanism ..................................................................... Self adjusting Silent Shift type of cone clutch, servo assisted disengagement. Direction of rotation adjustable. Maximum propeller diameter ................................................... 16" Tilting angle ............................................................................ 60° Tilting device, model 280, 280T, 285 & 285A .......................... Electro mechanical tilting device Power trim & tilting device, models 280PT, 285PT & 290 ....... Steering angle, max ................................................................ “Power Trim” 30° Overall gear ratio Model 280, 280 B1), 290 .......................................................... 1) 1.61:1 Model 280, 280 C , 290 .......................................................... 1.89:1 Model 280, 280 D1), 290 .......................................................... 2.15:1 Model 280T ............................................................................. 1.61:1 Model 280PT ........................................................................... 1.61:1, 1.89:1 Model 285, 285A ..................................................................... 1.61:1 Model 290A ............................................................................. 1.61:1 Model 290A ............................................................................. 2.15:1 Weight Model 280 ............................................................................... 52 kg (114.6 lb.) Model 290 ............................................................................... 54 kg (119 lb.) Gear backlash Upper gear, measured directly on the gear wheels, ratio 1.61:1 ........................................................................ 0.15–0.25 mm (0.006–0.010") ratios 1.89:1 and 2.15:1 .................................................... 0.08–0.18 mm (0.003–0.007") Lower gear, measured on the intermediate shaft splines joint .. 1) 0.06–0.10 = 0.15–0.25 mm gear backlash in the gear (0.002–0.004") On certain 280 drives the gear ratio is given by the marking B, C, or D. 168
