New Diaphragm Used In Fuel Ratio Control Groups
Usage:
3306, 3306B, 3306C And 3406B, 3406C Truck Engines
Description of Change: A new diaphragm is used in the fuel ratio control groups. See the illustration. The new diaphragm is more resistant to tearing, abrasion, and lube oil absorption. The new diaphragm will provide increased service life.
Location of new 6I1564 Diaphragm in fuel ratio control group.
Adaptable To: The new 6I1564 Diaphragm is a direct replacement for the former 7W0802 Diaphragm in the 4P2507, 7W2830, 7W2831, 7W2832, and 9Y8087 Fuel Ratio Control Groups.
Caterpillar Information System:
1992/06/01 New Cylinder Heads Have Additional Coolant Passages
1992/06/01 New Training Material On 3306C And 3406C Truck Engines Available
1992/06/01 Centrifugal Lube Filter Group Available
1992/06/01 4P6493 Governor Information Plate Available
1992/05/01 Procedure for Cleaning an Engine Lubrication System when Contaminated with Engine Coolant Containing Antifreeze
1992/05/01 Bearings Available For Schwitzer Turbochargers
1992/05/01 Fuel Injector Group Rack Movement
1992/05/01 Spring Used To Hold Valve In Position In Remanufactured Fuel Transfer Pumps
1992/05/01 New Turbocharger Groups Help Prevent Surge (Popping)
1992/05/01 New Components Used In Fuel Ratio Control Groups
1992/04/01 Engine Oil Recommendations Have Been Changed
1992/04/01 New Caterpillar Engine Oil Nomenclature
1992/06/01 Correction For Camshaft And Valve Seat Specifications
1992/06/01 New Carrier Assembly Used In Governor And Fuel Pump Drive Groups
1992/06/01 Boxes/Cartons Containing Used Cores Should Be Immediately And Clearly Identified
1992/06/01 List of Service Publications
1992/08/01 New Electronic Unit Injector (EUI) With New Style Solenoid Used; New Unit Injector Wiring Group Used
1992/08/01 Application Changes For Electronic Unit Injector (EUI) Part Numbers
1992/08/01 Be Sure The Fuel Injection Pump Housing Is Compatible With 0R0715 And 0R2545 Remanufactured Short Blocks
1992/08/01 New "3406B Engine Instructor Manual " Available
1992/08/01 Supplemental Coolant Additive Requirements
1992/08/01 Reusability Of Exhaust Valves In All Caterpillar Engines
1992/09/01 New Plug And O-Ring Can Help Prevent Oil Leakage At The Flywheel Housing Gasket
1992/09/01 New Fuel Injection Pump Groups Have Larger Diameter Camshaft Bores, New Lifter Assembly, And Shorter Plunger And Barrel Assembly.