Madill - Model 124 - Swing Yarder
Engine: Detroit Series 60 14.0 Litre, 450 HP @ 2,100, RPM Turbo charged, air to air charge cooled, 30, CFM compressor, side by side radiator and clutch cooler. Transmission: Allison HD 4060 fully automatic shifting, c/w auto lock-up torque converter, 5 speed forward. Winch: Madill regenerative both ways with waterfall drum arrangement. All clutches outside winch frame. Declutching on the fly. All clutches 'on' feature. Main drums independent with equal drum reversing. Gears: Madill helical cut, induction hardened. Hydraulics: In-line double piston pump with valves to: Provide load sensing and HP compensation, Provide straight tracking with swing. Gear pump for: Boom Hoist and Guylines, Actuation of pull clutches. Fuel Tank: 315 U.S. gallon capacity. Weight: 125,000 lbs (approx). Undercarriage: D7 excavator rail, 17'2'm long x 11'8' wide, 28' double grouser, crawler width 11'8' overall.