Difficult Installation Of Upper Hook Sheave Block Link
Usage:
TRACK-TYPE TRACTORS561M (1KW1-UP) PIPELAYERS
Problem:
Link (2) which attaches the upper sheave block for the hook line may have undersized pin holes. This results in difficult installation of pins (4) and excessive wear on pins (4), hook sheave (3), and mounting plate (1) on the boom.
Solution:
Increase both pin hole diameters (D) in 108-7844 Link to 39.6 mm (1.56 inch).
COPYRIGHT 1999 CATERPILLAR ALL RIGHTS RESERVED
Caterpillar Information System:
Difficult Installation Of Upper Hook Sheave Block Difficult Installation Of Upper Hook Sheave Block
Transfer Idler Gear Bearing Failures Transfer Idler Gear Bearing Failures
Locknut Coming Loose On Directional Clutch Hubs Locknut Coming Loose On Directional Clutch Hubs
Rework Kit Available To Stiffen Main Frame Rework Kit Available To Stiffen Main Frame
Roller Retainer Bolt Loosening Roller Retainer Bolt Loosening
Improperly Torqued Driveshaft Yoke Hardware Improperly Torqued Driveshaft Yoke Hardware
Tire Shortages For Backhoe Loaders Tire Shortages For Backhoe Loaders
Erratic Engine Oil Pressure Readings Erratic Engine Oil Pressure Readings
Missing Rear Gear Train Idler Shaft Mounting Bolt Seals May Result In Oil Leaks Missing Rear Gear Train Idler Shaft Mounting Bolt Seals May Result In Oil Leaks
Backhoe Loader Steering Cylinder May Malfunction Backhoe Loader Steering Cylinder May Malfunction
Leave Bolts Installed If Removing Front Counterweight Bracket Leave Bolts Installed If Removing Front Counterweight Bracket
New Drum Edge Profile May Minimize Mat Marking With Fine "Mixes" New Drum Edge Profile May Minimize Mat Marking With Fine "Mixes"
Clogged Atmospheric Pressure Sensors Clogged Atmospheric Pressure Sensors
Tooth Wear On 6Y5914 (Rotating) Clutch Disc Tooth Wear On 6Y5914 (Rotating) Clutch Disc
Service Replacement Of Electronic Monitoring System (EMS) Module May Also Require Installation Of New Engine Software Service Replacement Of Electronic Monitoring System (EMS) Module May Also Require Installation Of New Engine Software
Certain Pavers May Have The Material Height Dial Buffers Located In The Screed Control Boxes Wired Wrong Certain Pavers May Have The Material Height Dial Buffers Located In The Screed Control Boxes Wired Wrong
Baffle Assemblies May Work Loose In Hydraulic Tank Baffle Assemblies May Work Loose In Hydraulic Tank
Some Rear Suspension Cylinders May Have Oversize Bores For The Eye Bearings Some Rear Suspension Cylinders May Have Oversize Bores For The Eye Bearings
New Information Is Now Available For The 3524B Engine New Information Is Now Available For The 3524B Engine
New Information Is Now Available For The 3524B Engine Coupling New Information Is Now Available For The 3524B Engine Coupling
Front And Rear Suspension Cylinder Nitrogen And Oil Charging Procedure Changes Front And Rear Suspension Cylinder Nitrogen And Oil Charging Procedure Changes
Rear Axle Lubrication Motor Leakage Issues Rear Axle Lubrication Motor Leakage Issues
Filter Elements Are Being Installed In The Wrong Oil Filters During Service Filter Elements Are Being Installed In The Wrong Oil Filters During Service
The Locknut On The 152-4811 Hydraulic Filter And The 147-6624 Oil Filter Is Not Installed Correctly After The Filter Elements Have Been Serviced The Locknut On The 152-4811 Hydraulic Filter And The 147-6624 Oil Filter Is Not Installed Correctly After The Filter Elements Have Been Serviced