New Water Temperature Regulator Used{1355}
Usage:
3606 (8RB),
3608 (6MC),
3612 (9RC),
3616 (1PD) Engines
Description of Change: A new 93°C (199°F) water temperature regulator is used in these engines. The new regulator has a stronger spring than the former regulator. The stronger spring will help the new regulator better maintain the regulated coolant temperature.
Adaptable To: The new 122-3821 Water Temperature Regulator is a direct replacement for the former 6I-4956 Water Temperature Regulator. The former regulator is canceled. The new regulator is effective with 3606 (8RB558), 3608 (6MC469), 3612 (9RC176),and 3616 (1PD225) Engines.
Caterpillar Information System:
1995/08/01 Liquid Level Gauge Available As Service Repair{1350,1354}
1995/08/01 New Rubber Lined Clamp Assembly Used In Fuel Injection Lines Groups{1252}
1995/08/01 Torque Value Increased On Connector In Order To Prevent Loosening{1252}
1995/08/01 Changes To Heavy Fuel Flow Rate Requirements{1250}
1995/08/01 New Crankshaft Main Bearing Installation Procedure{1203}
1995/08/01 New Air Shut-Off Groups Used{1078}
1995/08/01 Change In Crankshaft Seal Wear Sleeve Installation Procedure{1160,1161}
1995/08/01 Improved Aftercooler Tube Assemblies Now Stainless Steel To Increase Corrosion Resistance{1063}
1995/08/01 New Adapters Used In Aftercooler Groups{1063}
1995/08/01 Turbocharger Cartridge Groups Available For Parts Service{1053,1052}
1995/08/01 New Turbocharger Bearing Clearance Specifications{1052,1053}
1995/08/01 New Air Cleaner And Silencer Has Increased Noise Attenuation{1051,1054}
1995/08/01 New High Temperature Resistant Seal Group And Seal Used In Water Pump Groups{1361}
1995/08/01 New Tube Assembly Used In Water Lines Groups{1380}
1995/08/01 Gasket To Be Replaced After Spark Plug Inspection{1555}
1995/08/01 New Jacket Water Inlet Regulator Requires Jacket Water Outlet Alarm Temperature Setting Change{7417,1355}
1995/08/01 New Programming Set Points For Electronic Modular Control Panel II (EMCP II){1404,7002,7451}
1995/08/01 Field Installation Procedure For Stator Thermocouples and RTDs{7498,4453}
1995/09/01 New Engine Water Pump Elbow and Seal Design{1361}
1995/09/01 New Thicker Exhaust Manifold Gasket Used{1059}
1995/09/01 New And Reconditioned Valve Projection Specifications{1105}
1995/09/01 Recommendations For Inspection And Replacement Of Rubber and Viscous Crankshaft Dampers{1205}
1995/09/01 New Service Repair Camshaft Idler Gear Shaft Available For Use With Cylinder Blocks With Damaged Pilot Bore{1237}
1995/09/01 Air Compressor Piston Now Has Five Rings{1803}