Specifications
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Illustration 1 | g02719778 |
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Model | HFW221 |
Height (A) | |
Throat Clearance (B) | |
Width (C) | |
Depth (D) | |
Weight(1) | |
Speed of the Disc (Single Speed Disc) | 1200 RPM |
Flow of the Saw Motor | |
Pressure of the Saw Motor | |
Flow Rate of the Arm Cylinder | |
Pressure of the Arms | |
Number of Disc Saw Teeth | 16 |
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(1) | no tilt or mount assembly |
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Grapple and Accumulator Arm Cylinders | |
Quantity | 2 |
Weight | |
Type | Double Acting |
Cushion | Head Ends |
Bore | |
Stroke | |
Closed Length | |
Rod Diameter | |
Maximum Operating Pressure | |
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Motor | |
Function | Rotation of the Cutting Disc |
Rotation | Clockwise |
Type | Variable Displacement Piston Motor |
Minimum Displacement | |
Maximum Displacement | |
Maximum Operating Pressure | |
Caterpillar Information System:
Improved Axle Shaft is Now Used on Certain 826K Landfill Compactors {3278} Improved Axle Shaft is Now Used on Certain 826K Landfill Compactors {3278}
New Lamp Group Flood Lights Are Now Used on Certain L Series and M Series Medium Wheel Loaders {1429, 1430, 1434} New Lamp Group Flood Lights Are Now Used on Certain L Series and M Series Medium Wheel Loaders {1429, 1430, 1434}
New Air To Air After Cooler (ATAAC) Core Mount Is Now Used on Certain 815K Soil Compactors and 816K Landfill Compactors {1063} New Air To Air After Cooler (ATAAC) Core Mount Is Now Used on Certain 815K Soil Compactors and 816K Landfill Compactors {1063}
New Turbo Outlet Hose Is Now Used on Certain 815K Soil Compactors and 816K Landfill Compactors {1071} New Turbo Outlet Hose Is Now Used on Certain 815K Soil Compactors and 816K Landfill Compactors {1071}
Inspection of the Rear of the Engine on Certain C4.4 Machine Engines {1201} Inspection of the Rear of the Engine on Certain C4.4 Machine Engines {1201}
HFW221 Felling Head Maintenance Interval Schedule
CX38 CL6 Top Hat Rework Conversion of Assemblies 367-9371 to 490-8824 {3030, 3160} CX38 CL6 Top Hat Rework Conversion of Assemblies 367-9371 to 490-8824 {3030, 3160}
Interference Between Cable Assembly and Hydraulic Fan Case Drain Hose Assembly May Occur on Certain 793D Off-Highway Trucks {1408, 5057} Interference Between Cable Assembly and Hydraulic Fan Case Drain Hose Assembly May Occur on Certain 793D Off-Highway Trucks {1408, 5057}
794 AC Off-Highway Truck Field Assembly Platform - Install - Superstructure
B1, B2, B4, B6 and B8 Hydraulic Hammers Head Nuts - Tighten
New Collar and Longer Screw Hardware Improvement is Now Available for RS400 Rotation Sensor on Certain Motor Graders {1408} New Collar and Longer Screw Hardware Improvement is Now Available for RS400 Rotation Sensor on Certain Motor Graders {1408}
A Rework Procedure Is Now Available for Providing More Lubrication to the Transmission Clutch Number Three on Certain 700 Series Articulated Trucks {3030, 3160} A Rework Procedure Is Now Available for Providing More Lubrication to the Transmission Clutch Number Three on Certain 700 Series Articulated Trucks {3030, 3160}
Procedure to Replace Drive Assembly of Starter Motor On All Cat® Products {1453} Procedure to Replace Drive Assembly of Starter Motor On All Cat® Products {1453}
High-Pressure Fuel Pump Adapter and Front Gear Inspection for Certain C175–16 and C175–20 Engines {1242, 125H} High-Pressure Fuel Pump Adapter and Front Gear Inspection for Certain C175–16 and C175–20 Engines {1242, 125H}
Transmission Clutch Failure May Occur on Certain 793F Off-Highway Trucks {3030, 3160} Transmission Clutch Failure May Occur on Certain 793F Off-Highway Trucks {3030, 3160}
New Pre-Cleaner Hose Is Now Used on Certain 24 Motor Graders {7320} New Pre-Cleaner Hose Is Now Used on Certain 24 Motor Graders {7320}
Lock Plate in Transmission Planetary Group is Failing on Certain Large Off-Highway Trucks {3030, 3160} Lock Plate in Transmission Planetary Group is Failing on Certain Large Off-Highway Trucks {3030, 3160}
Transmission Clutch Seals May Fail on Certain 793F Off-Highway Trucks {3030, 3160} Transmission Clutch Seals May Fail on Certain 793F Off-Highway Trucks {3030, 3160}
Transmission Planet Gear Failure May Occur on Certain 797, 797B, and 797F Off-Highway Trucks {3030, 3160} Transmission Planet Gear Failure May Occur on Certain 797, 797B, and 797F Off-Highway Trucks {3030, 3160}
New Software Version Is Now Available for Cat® Terrain Office {7605, 7620} New Software Version Is Now Available for Cat® Terrain Office {7605, 7620}
Insufficient Bolt Clamp Load For The Scavenge Pump Used On Certain C175 Off-Highway Truck Engines {1312} Insufficient Bolt Clamp Load For The Scavenge Pump Used On Certain C175 Off-Highway Truck Engines {1312}
A New Strainer Group Has Been Added to Certain Vibratory Soil Compactors {4304} A New Strainer Group Has Been Added to Certain Vibratory Soil Compactors {4304}
A New Fuel Priming Pump Switch and Guard are Now Used on Certain 3512C and 3516C Machine Engines {1261, 1408, 7332} A New Fuel Priming Pump Switch and Guard are Now Used on Certain 3512C and 3516C Machine Engines {1261, 1408, 7332}
Improved Head to Block Joint on Certain C175 Reman Engines {1000} Improved Head to Block Joint on Certain C175 Reman Engines {1000}