New Fuel Priming Pump And Improved Gasket Used{1258}
Usage:
Caterpillar Machines Powered By 3100, 3200, 3300, And 3400 Machine Engines
Description of Change: A new fuel priming pump and improved gasket are used in engines in the above engines. The new fuel priming pump has improved check valve sealing and improved check valve retention. The barrel of the new fuel priming pump is stronger than the barrel in the former priming pump. The gasket used between the fuel priming pump and base is made from a different material that will provide improved sealing.
Adaptable To: The new 105-2508 Fuel Priming Pump is a direct replacement for the former 4W-0788 Fuel Priming Pump. The part number of the improved 1P-0436 Gasket has not changed.
Caterpillar Information System:
1994/08/22 Lubrication Change On Twin Disc Power Take-Off's (PTO's){3055}
1994/08/15 Switches With Screw Terminal And Sure Seal® Connector Replaced By Switches With A DT Connector{1400,7400}
1994/08/08 SOS Allowable Soot Level Changed{1318}
1994/07/11 Different Fuel Filter Available To Prevent Premature Wear On Fuel Injection Pump Plungers And Barrels{1261,1251}
1994/07/04 New Cylinder Head Gasket, Spacer Plate And Head Bolts Used; New Cylinder Liner Projection Measurement Method; New Cylinder Head Torque Sequence; Improved Coolant Flow (Cylinder Heads) {1124,1221,1216,1101}
1994/06/27 New Assembly Procedure For Hydraulic Pump Groups With Double Shaft Seals And A Weep Hole Between The Seals Helps Prevent Contamination Through The Weep Hole{5073}
1994/06/20 Installation Procedure For 1R-0716 Engine Oil Filter{1318}
1994/05/30 Three And Five Piece Wheel Rims Reduce The Possibility Of The Tire Bead Not Seating Correctly{4209,4202}
1994/05/23 Date Code On 7000 Series Fuel Injection Nozzles; New Seals Used In 7000 Series Fuel Injection Nozzles{1254}
1994/05/16 Fuel Dilution In The Engine Oil{1290,1318}
1994/04/25 Service Tools For Electronic Controls {0781,0782}
1994/04/25 Lubricant Will Ease Installation Of Secondary Radial Seal Air Filter Element {1054}
1994/09/05 Fan V-Belt Part Number Has Changed For Certain Models With The 3204 Engine{1357}
1994/09/05 Use Of 4C-4377 Stress Plate Group In 3114 And 3116 Cylinder Block Reconditioning{0672,0673,1201}
1994/09/05 Remanufactured 3400 Cylinder Heads Now Use Intake And Exhaust Valves With Chrome Plated Valve Stems{1105}
1994/09/05 New Water Seals Used In Cylinder Head Assemblies{1124}
1994/09/12 Improved Fuel Pump Bonnet Seal Has Better Heat Resistance {1251}
1994/09/19 Caterpillar Introduces New Long Life Heavy Duty Engine Coolant{1395}
1994/09/26 Caterpillar Legendary Service Literature Catalog SELD0811 Updated{0374}
1994/09/26 Arc Suppressors Improve Life of Air Conditioner Thermostatic Switch{7337}
1994/09/26 Exhaust Dust Ejector Operation{1055,1068}
1994/10/03 Oversize Fuel Pump Drive Idler Shaft Available To Salvage Cylinder Block{1206}
1994/10/17 Radio Kits For Retrofitting Machines{7300}
1994/10/31 Using The Correct Air Conditioner Compressor Oil{1802,7320}