New Cover Used On Brakesaver Control Valve
Usage:
3406 (92U),
3406B, 3408 and 3408B Truck Engines
Description of Change: A new cover is used on the BrakeSaver control valve. The sharp edges on the air ports inside the former cover could cause wear on the diaphragm. This could result in failure of the diaphragm. The air ports on the inside of the new cover have been moved to an area where the diaphragm can not contact them.
Adaptable To: The new 7C725 Cover is a direct replacement for the former 6P8600 Cover in the 9N5530 BrakeSaver Control Valve Group used on 3406 (92U), 3406B. 3408 and 3408B Truck Engines.
Location of the 7C725 Cover in the 9N5530 Brakesaver Control Valve Group.
Caterpillar Information System:
1986/11/01 Check Connecting Rods After Engine Failures Involving Hydraulic Lock
1986/11/01 Two New Cold Weather Fuel Heaters Available
1986/11/01 Caterpillar Antifreeze Now Used And Available From Parts Departments
1986/11/01 New Fuel Ratio Control Used
1986/11/01 Stronger Oil Level Guide Used
1986/11/01 New Indicator Instrument Group Available To Measure Crankcase Blowby And Radiator Air Velocity
1986/11/01 Nylon Seals Used On Lockwire To Seal Critical Areas; All Subsidiary Dealers Can Now Order Parts Service Seals
1986/11/01 Orifice Screen Assembly Now Used For The Timing Advance Mechanism
1986/10/01 Competitive Report: Caterpillar Cylinder Heads Vs. Ghinassi Cylinder Heads
1986/10/01 Use Correct Compression Seal Washer (Gas Seal) On 7000 Series Fuel Injection Nozzles
1986/10/01 New Service Tools Available{0600}
1986/10/01 List Of Service Publications
1986/12/01 New Torque Control Group Used In Governor And Fuel Injection Pump Group
1986/12/01 Improved Retaining Bushing In Fuel Injection Pump
1986/12/01 Updates To The Parts Book Microfiche
1986/12/01 Smaller Diameter Fuel Supply Line May Cause Power Loss
1987/01/01 New Oil Level Gauges (Dipsticks) With "Full Range" Used
1987/01/01 Fuel Dilution Troubleshooting Procedure
1987/01/01 Main And Connecting Rod Bearing Part Numbers
1987/01/01 Oil Total Base Number (TBN) Test Kit Now Available To Dealers Outside The United States And Canada
1987/01/01 Two New Shop Towels And Towel Bracket Available In North America
1987/01/01 New Electronic Position Indicator Group Is Available
1987/01/01 New Water Temperature Regulators Available
1987/02/01 Some 2P4005 Oil Filter Assemblies May Be Difficult To Install