New Front Park/Turn Lamp Available And Now Used On "D" Series Trucks{1430}
Usage:
768C (02X371-UP),
772B (64W190-UP),
776D (5ER1-UP) Tractors;
769C (01X6001-UP),
769D (5TR1-UP),
773B (63W3733-UP),
773D (7ER1-1),
777D (3PR1-UP) Trucks;
771C (3BJ1-UP),
771D (6JR1-UP),
775B (7XJ1-UP),
775D (6KR1-UP) Quarry Trucks
Description of Change: A new front park/turn lamp is now available. The new lamp is more resistant to shock/vibration damage by using a single filament bulb and improved vibration dampening inside the lamp. Internal circuitry provides the two levels of illumination for the park/turn lamp.
Adaptable To: The new 129-5688 Lamp directly replaces the former 3E-7741 Lamp and is adaptable to all earlier tractors/trucks using the former 3E-7741 Lamp. The bulb used in the new 129-5668 Lamp is a 9X-4493 Bulb.
Caterpillar Information System:
1996/03/25 Hydraulic Valve Groups Use New Implement Quick Couplers{6129,5057,5051}
1996/03/18 Parts Manual Fuel Filter Lines Group Illustration Corrections {1262}
1996/03/18 Hose Cleaner Group And Tool Operating Manual Is Available {0600,5057}
1996/03/18 Special Instruction SEHS9824 Available For Cab Window Service Procedure {7310}
1996/03/18 New Governor Return Spring Improves Service Life {1265}
1996/03/18 Kits Available For Servicing 111-7087 Air Starting Motor Group {1451}
1996/03/18 New Body Pad Installation Procedure For Off-Highway Trucks {7258}
1996/03/18 New Screen Assembly Is Used To Prevent Contamination Of Steering Flow Control Valve Group {4307,5051}
1996/03/18 Special Instruction SEHS9931 Available for Improving Sound Reduction on "C" Series Challenger Agricultural Tractors {7329,7261,1062}
1996/03/18 New Track Alignment Procedure {4198}
1996/03/18 Belt Tensioner Cylinder Nitrogen Precharge Pressure Increased {4197}
1996/03/11 Working Load Limits For Forcing Screws, Puller Bolts and Studs{0700}
1996/03/25 Off-Highway Trucks VIMS Software{7490,7601}
1996/03/25 Service Parts Available For Rear Signal Lamp Groups{1430,1432}
1996/03/25 Possible Sources of High Crankcase Blowby From Breather Tube{1317}
1996/03/25 Fuel Injection Pump Barrel Sealing Face Reconditioning{1251}
1996/03/25 Larger Air Compressors Available{1803}
1996/04/01 Rubber Hose Replaces Steel Tube In The Fuel Filter Lines Group {1256,1274}
1996/04/01 Improved Air Seat Group Now Used {7307,7312,7324}
1996/04/01 Procedure For Setting Articulation Sender {4806}
1996/04/01 Improved Scarifier Control Valve Group Provides Stable Function {5214}
1996/04/01 Drawbar Reinforcement Plate Prevents Cracking In Severe Work Applications {6153}
1996/04/01 Two Service Kits Are Available For The Fan Clutch In Machine Engines {1359}
1996/04/01 Relay Has Been Added To Stop Lamp Circuit To Improve Service Life Of The Pressure Switch {1432}