HF181, HF201 and HF221 Felling Heads Caterpillar


Tilt Group (Full)

Usage:

HF221 BAL



Illustration 1g00817007

Grease the tilt group after every eight hours of operation.

Rotation angle ... 220°

Maximum operating pressure for TK1051 Track Feller Buncher ... 34100 kPa (4950 psi)

Maximum operating pressure for TK700 Track Feller Buncher and TK1100 Track Feller Buncher ... 26200 kPa (3800 psi)

Maximum operating pressure for 500 Series Track Feller Buncher ... 26200 kPa (3800 psi)

Maximum operating pressure for TK741, TK751 and TK752 Track Feller Bunchers ... 34100 kPa (4950 psi)

Required flow rate ... 30.3 ± 3.8 L/min (8 ± 1 US gpm)

Bore of cylinder ... 101.6 mm (4.0 inch)

Diameter of the rod ... 50.8 mm (2.0 inch)

Stroke of cylinder ... 520.7 mm (20.5 inch)

Cross over relief pressure setting ... 34100 kPa (4950 psi)

Oil tank capacity ... 4.74 L (1 US gal)

Torque for 20 bolts ... 700 ± 90 N·m (520 ± 65 lb ft)

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