New Hose Assembly Will Give Longer Service Life With High Oil Temperatures{3314}
Usage:
D342, D343, 3406, 3408 Marine Engines With MG514 Marine Transmissions
Description of Change: A new hose assembly is available for service replacement on the above models. The new hose can be used with oil at temperatures of -40°F to + 275°F (-40°C to + 135°C). The temperature range of the former hose was -40°F to + 200°F (-40°C to + 93°C). The new hose assembly will give longer service life, especially in conditions where oil temperatures are high.
Adaptable As: The new 5N5988 Hose Assembly is a direct replacement for the former 7L7307 Hose Assembly, which is canceled.
Caterpillar Information System:
1979/05/07 New 6V116 Water Sleeve Removal Tool Is Available{0621,1101}
1979/04/30 New Design Exhaust Gasket Used In Air Lines Group{1061}
1979/04/30 Liner Seat Insert Now Available{1217}
1979/04/30 Improved Gasket Now Used Between The Flywheel Housing And The Cylinder Block{1157,1201}
1979/04/30 Seals (Double-Lip Type) Made Of Viton Material Are Now Used In Vickers Pumps Which Have Steel-Backed Bronze Plates Between Rotor And End Plates{5055}
1979/04/30 New Ring Gears Used In Flywheel Assemblies{1158}
1979/04/30 The Service Life Of A Power Shift Transmission Is In Direct Relation To The Maintenance Of Its Lubrication System{3004,3179,3150}
1979/04/30 2P8316 Dowel Now Available For Parts Service{0652}
1979/04/30 New " Drive 6V94 Universal Joint Is Available{0612,1253}
1979/04/23 Dowtherm Test Strips No Longer Available{0651,1350}
1979/04/23 Inspection Of Oil Pump After Long Periods Of Service Can Prevent Engine Damage{1304}
1979/04/23 New Oil Cooler Bonnets Used On 3408 And 3412 Engines{1378,1354,1380}
1979/05/07 Part Numbers Of Bearings To Use For Service Replacement In Fuel Injection Pump Housings For Sleeve Metering Fuel Systems; Correction To Special Instruction For Installation.{1253}
1979/05/07 Change In Part Number Of Water Temperature Regulator Used In Attachment Oil Cooler Groups{1355,1378}
1979/05/07 An Ammeter Calibration Group Is Now Available{0651}
1979/05/07 New Oil Pump Has Improved Relief Valve For Better Pressure Control{1304}
1979/05/07 Serialized Attachments Added To Machine Parts Books{0375}
1979/05/14 New BrakeSaver Manifold Prevents Oil Leakage{1155}
1979/05/14 How To Adapt The 5P1759 Tachometer Drive Group (Dealer Tool) To D9H Tractors, 594H Pipelayers And D353 Engines Equipped With Electric Hour Meters When Engine RPM Must Be Checked{0654}
1979/05/14 5P3519 Piston Ring Gauge Has Improved Design For Better Accuracy And Easier Use; Corrected Information For Use On Pistons That Have Two Ring Grooves{0653,1214}
1979/05/14 New Filler Bands Give A Better Seal Between The Cylinder Liners And Cylinder Block{1201,1216}
1979/05/14 Two Fuel Pressure Pumps Are Available To Increase Fuel Pressure{1250,1295}
1979/05/21 Shorter Mounting Bolts Used For Glow Plug Wiring{1403,1412}
1979/05/21 New Flywheel Housing Corrects Clearance Problem With Cylinder Block{1157,1158,1201,1453}