New, One-piece Valve Lifter Used
Usage:
3208 (32Y48035-Up) Truck Engines
Description of Change: Starting with the above Serial Number, new valve lifters of a different design are used in 3208 Truck Engines.
The new valve lifters are of a one-piece, solid design.
Adaptable To: The new 9N5786 Valve Lifter is a direct replacement for the former 9L9630 Tappet Assembly for all 3200 and 1100 Series Truck Engines.
Also, the new 9N5786 Valve Lifters can be used together with the former 9L9630 Tappet Assembly in an engine.
Caterpillar Information System:
1981/02/04 Inspection And Test Procedures To Follow When Fuel Ratio Control Does Not Operate Correctly
1981/02/04 Different O-ring Seal Now Used On The Oil Pump Suction Tube
1981/02/04 New Front Housing Assembly And Gaskets Used
1981/02/04 6V3150 Engine Pressure Group And 6V3121 Multitach Group Are Available For Testing Engines
1981/01/23 List Of Service Publications
1981/01/23 Purchase 3208 And 3406 Truck Engine Operation Guides, Parts Books And Service Manuals Directly From Caterpillar
1981/01/23 Wrong Turbocharger Group Shown In Parts Book
1981/01/23 Larger Plug Used In The Ends Of The Rocker Arm Shaft Assembly
1981/01/23 Two Replacement Lights Available For 5P7277 Voltage Tester
1981/01/23 Thicker Layer Of Chrome Now Used On Governor Spring Guide To Extend Its Service Life
1981/01/23 Improvements Made To 5P9718 And 6V186 Disc Pads Used During Gasket Removal
1980/11/24 New Decals Permit Easier Identification Of Fuel System Settings On Most Truck Engines
1981/03/06 Changes Have Been Made To Caterpillar Service Literature
1981/03/06 List Of Service Publications
1981/03/06 High Concentration Of Aluminum In Oil Analysis Can Be The Result Of Rocker Arm Support Wear
1981/03/06 New Turbocharger, Turbocharger Oil Lines Group And Aftercooler Air Lines Group Used
1981/03/06 Later Pistons Have A Smaller Number Of Drain Holes In Oil Ring Groove
1981/03/06 Modification Of Flywheel Prevents Loose Clutch Pilot Bearing
1981/03/06 Do Not Adjust The Fuel Setting Or High Idle Higher Than Necessary
1981/03/06 Two New Exhaust Manifolds Available For Replacement Of Single Rear Manifold To Prevent Broken Studs
1981/03/06 Check Oil Level Carefully To Prevent Operation With Too Much Oil In Engine Crankcase
1981/03/06 New O-ring Seal Used In Egr (exhaust Gas Recirculation) Control Has Better Resistance To Heat Damage
1981/03/06 New Governor Spring Available For Specific Engine Applications
1981/04/09 Low Engine Temperatures: Install Check Valve