Be Sure To Heat The Gear To The Correct Temperature When Installing The Crankshaft Gear {1204}
Usage:
Caterpillar Machines Powered By 3176 (43Z),
3176C (7ZR),
And 3196 (6AR) Machine Engines
Reference: Specifications, 3176 (43Z1-767) Machine Engines, SENR4963, "Crankshaft". Specifications, 3176B (43Z768-Up) Machine Engines, SENR6440, "Crankshaft". Specifications, 3176C And 3196 (7ZR1-Up, 6AR1-Up) Machine Engines, RENR1217, "Crankshaft".
The References INCORRECTLY indicate the crankshaft gear should be heated to a maximum temperature of 316°C (601°F) for installation onto the crankshaft. The CORRECT procedure is to heat the crankshaft gear to no more than 210°C (410°F) for no more than 1 hour prior to installation on the crankshaft. Be sure to make note of this information in the referenced Specifications modules.
Caterpillar Information System:
1998/06/29 New Basic Water Pump Groups Used In Engine Water Pump Groups {1361}
1998/06/29 Re-Alignment Warning Tag On All 3500 Generator Sets Reminds Of Alignment Required At Installation {1021}
1998/06/29 Parts Manual Literature For Skogsjan Harvester Heads Available {0374,0375,7568}
1998/06/29 Shimming Procedure Available For Contour Series Seats To Improve Stability {7324}
1998/06/29 Contour Series Seat Adjustment Procedure Available To Reduce Side To Side Motion {7324}
1998/06/29 Correction To Service Manual, SENR5664-03, "Air Conditioning And Heating Systems With R-134a Refrigerant" {0374,1809,7320}
1998/06/29 Improved Brake Lines And Routings {4257,4004,4008,7166}
1998/06/29 New Procedure Improves Quality Of Ride And Ease Of Service {5077,5081,7200}
1998/06/29 Improved Seal Material Used In Dry Brake Assembly {4256,4004}
1998/06/29 New Lamp Rocker Switch Provides Higher Load Capability {1429,1435,7332}
1998/06/29 Correction To SENR1275 And SENR1276 Electrical Schematics {7490}
1998/06/29 Aluminum Spools Used in Transmission Hydraulic Controls {3030,3167}
1998/07/06 Supplement For Special Instruction, "Installation Of Circle Repair Segments"{6154,6152}
1998/07/06 New Counterweight Bolt Assembly Replaces Bolt And Washer{1231}
1998/07/06 Washer Bottle Bracket Improved{7306}
1998/07/06 Cover Assembly For Transmission Improved{7153}
1998/07/06 Corrections to Accumulator Precharge Pressure{5077}
1998/07/06 New Spring Assembly For Transmission Control Improves Service Life{3073}
1998/07/06 Telehandler Brake Systems{4258,4251,4004,4255,4261}
1998/07/06 Additional Replacement Parts Available for the Driveshaft Bearing Assembly{3253}
1998/07/13 Improved Transmission Center Shaft Bearing Available For Certain Off-Highway Trucks{3160,3189}
1998/07/13 Steering Cylinder Seal Assembly Available{4303}
1998/07/13 Service Parts Available For Piston And Vane Pump For Steering, Implement, And Brake Systems{5055,5070}
1998/07/13 Circuit Breakers Are Changing From Red To Blue Reset Buttons{1420}