New Air Compressor Drive Gear Used In Accessory Drive Group{1207}
Usage:
3176 (2YG, 7LG) 3176B (9CK) Truck Engines
Description of Change: A new air compressor drive gear is used in the accessory drive group. The new gear has increased wear resistance of the internal splines.
Location of the new 109-5339 Gear (air compressor drive) in the 9Y-3660 Accessory Drive Group.
Adaptable To: The 109-5339 Gear (air compressor drive) is a direct replacement for the former 9Y-3516 Gear (air compressor drive) in the 9Y-3660 Accessory Drive Group. The former gear is canceled.
Caterpillar Information System:
1994/04/22 New Power Steering Pump Drive Gear Used In Accessory Drive Group{1207}
1994/03/01 The Ninth Edition Of The Lubricating Oils Data Book Is Available From The Engine Manufactures Association (EMA) {1318}
1994/03/01 Electromagnetic Fan Clutch Available{1359}
1994/03/01 Improved Ceramic Turbocharger Group Used{1052}
1994/03/01 Improved 1R-0712 Fuel Filter Available{1261}
1994/03/01 New Seal Used In Air Lines Group{1058}
1994/02/01 New 7X-1715 Cable Assembly (Small, 40 Pin Breakout) Available{0779,1900}
1994/02/01 September 1993 Personality Module Release Improvements{1902}
1994/02/01 Remove Internal Components From 4P-8454 Cover Assembly{1309}
1994/02/01 New Turbocharger Models Have Left-Hand Threads On Compressor Nut And Turbine Shaft{1053,1052}
1994/01/01 List of Service Publications{0374}
1994/01/01 New Pedal Mounted Throttle Position Sensor Available{1913}
1994/04/22 Identification Of Intake And Exhaust Valves That May Be Used In Remanufactured Direct Injected 3400 Cylinder Heads{1105}
1994/04/22 Fuel Injection Pump Improvements{1251}
1994/04/22 Final Control Group (Personality Module) Update{1902}
1994/04/22 Service Tools For Electronic Controls{0781,0782}
1994/05/31 Date Code On 7000 Series Fuel Injection Nozzles; New Seals Used In 7000 Series Fuel Injection Nozzles {1254}
1994/05/31 New Oil Cooler And Filter Base Assembly And New Oil Cooler And Filter Base Group Have Stronger Mounting Flanges {1378,1306}
1994/06/24 New Intake And Exhaust Valves Used{1105,1100}
1994/06/24 New Rocker Arm Adjustment Screw Used To Adjust Valve Clearance{1123,1100}
1994/06/24 New Valve Lifter Assembly Provide Improved Lubrication Of Lifter Roller And Camshaft Lobes{1209,1210}
1994/06/24 Procedure For Lapping Sealing Surfaces Of Fuel Injection Pump Barrels And Bonnets{1251}
1994/06/24 Installation Procedure For 1R-0716 Engine Oil Filter{1318}
1994/07/01 Be Sure To Use The Correct Reverse Flow Check Valve{1251}