172Tower Yarder

For over 60 years Madill’s purpose built logging equipment has set the standard in performance, productivity and longevity for west coast logging. Madill’s heritage of rugged, tried and true forestry machines ensures both reliability and durability for your most demanding logging environments...

...the heritage continues....

Guylines & TowerGuylines (5) Capacity: 250 ft. of 1 1/8” single part

Maximum Pull: 8,500 lbsMaximum Speed: 165 ft./min.

Tower 72’ telescoping and tilting with hydraulic cylinders, 3 swivelling fairleads

SpecificationsEngine Detroit Series 60, 14.0 Litre, Tier III,

450 HP @ 2,100 RPM, 28 CFM compressor

Transmission Allison S5620A Powershift, 6 speeds forward / 1 speed reverse

Winch Heavy duty welded frame, line bored, drum shafts supported by large diameter roller bearings, hydraulic clutches and water cooled brakes for main (skidline), haulback and skyline, main haulback and tag, calliper disk on strawline, graduated tension control via foot treadles and/or ‘yarding control’ hand lever

Gears Madill helical cut, induction hardened

Pumps Single variable flow main pump, separate gear pump for clutch actuation and pilot control.

Electrical 24 volt 70 amp alternator

House Guards Formed front guards right and left

Fuel Tank 500 U.S. gallon fuel capacity

Shipping Weight 110,500 lbs (approx) (No lines, 100 gallons fuel)

Undercarriage D7, 17’8” long x 12’6” wide, 28” double grouser

House & CabCab Hydraulic side tilt, equipped with 53,500 BTU heater,

33,000 BTU air conditioner, glass left hand side window with external guaring, glass front window with external guarding and dual windshield wipers, door utilizes Lexan, all other windows are Lexan with back-up bars, high temp, low level alarms and gauges, emergency exit, Grammar seat with armrest controls, SIRIUS satellite radio module and antenna

Drum Main Drum Capacity: 2,900 ft. of 7/8”, 4,000 ft of 3/4”

Maximum Pull: 121,000 lbs Maximum Speed: 4,050 ft/min

Skyline Drum Capacity: 2,600 ft. of 1 1/8”, 3,200 ft of 1” Maximum Pull: 172,000 lbs Maximum Speed: 3,230 ft./min.

Haulback Drum Capacity: 5,500 ft. of 5/8”, 4,000 ft of 3/4” Maximum Pull: 124,000 lbs Maximum Speed: 4,080 ft./min.

Strawline Drum Capacity: 4,480 ft. of 3/8” Maximum Pull: 20,000 lbsMaximum Speed: 3,960 ft./min.

Tagline Drum Capacity: 2,300 ft. of 1/2” Maximum Pull: 24,000 lbsMaximum Speed: 4,210 ft./min.

Tower Yarder172

As all Madill product is subject to a continuous improvement program, specifications may change without prior notice.