1986/01/13 Caterpillar

Round Air Cleaner Inlet Adapter Available{1051}

Usage:

3500 Series Engines

Description of Change: A round air cleaner inlet adapter is now available. Formerly, only a rectangular adapter was available. The new round air cleaner inlet adapter allows 305 mm (12") round air inlet ducts to be connected to the air cleaners. The new adapter can be connected to the round inlet duct with a Hump-Hose connector or flexible ducting and band clamps.

Adaptable To: The new 7W9828 Air Cleaner Adapter Group (round) is adaptable to all 3500 Series Engines. The 7W9828 Air Cleaner Adapter Group (round) can be used in place of the 7N8549 Air Cleaner Adapter Group (rectangular). See the illustration and chart for the components of the new 7W9828 Air Cleaner Adapter Group.

Components of the 7W9828 Air Cleaner Adapter Group.

Caterpillar Information System:

1986/01/13 New Vee Belt Set Used In Fan Drive Group{1357,1359}

1986/01/13 Bracket Added To The Watercooled Exhaust Manifold Group To Help Support Turbocharger{1059}

1986/01/13 Fuel Sulfur Analyzer Available{0651,1280,1318}

1986/01/13 How To Use Temperature And Pressure Probes With Self-Sealing Probe Adapter Groups{0760,0784}

1985/12/16 Pressure Gauge Faces With Tonnage Scales Available For Caterpillar Service Tool Manual And Electric Hydraulic Pumps{0615,0616,0799}

1985/12/16 Bushing Kits Available For Crankshaft Pulleys{1205}

1985/12/16 Improved Clutch Disc And Cooling Oil Flow{3300,3302,3303,3306}

1985/12/16 Crankshaft Seal Usage On 3400 Series Engines{1160,1161}

1985/12/16 Gasket Leakage On Aftermarket Fuel Filters{1261}

1985/12/16 Later 3406B And 3408B Truck Engines Have Higher Minimum Coolant Temperatures{1350,1355}

1985/12/16 Use Care When Handling Turbocharger Compressor Wheels{1052,1077}

1985/12/16 Troubleshooting Of Jacket Water Heaters{1383}

1986/01/13 Lubricate Clamp When Installing Unit Injector Assemblies{1290}

1986/01/13 Put Grease On Front Crankshaft Seal Before Installing The Crankshaft Pulley And Damper{1160}

1986/01/13 New Hose Used In Attachment Air Cleaner Group{1051}

1986/01/13 Checking Or Adjusting Valve Clearances{1105,1208,1123}

1986/01/20 Padlock Covers Keep Out Debris{7315,7300}

1986/01/20 Oil Total Base Number (TBN) Test Kit Available{1300}

1986/01/27 Uprated 3500 Series Engines Now Available{1000}

1986/01/27 Stronger Cylinder Heads Used{1100}

1986/01/27 Uprated 3500 Series Engines Use Stronger Pistons, New Connecting Rods And New Piston Pins{1214,1218,1225}

1986/01/27 New Service Tools Available{0600}

1986/01/27 Check 5P9729 Track Repair Group For Correct Nuts{0729,0700}

1986/02/03 5N563 Self-Excited SR4 Generators Use Different Type Regulator And A Power Autotransformer{4450}