1994/06/20 Caterpillar


New Alternators For Backhoe Loaders{1405}

Usage:


416B (8SG, 8ZK),
426B (5YJ),
436B (6MJ),
428B (7EJ),
438B (3KK) Backhoe Loaders

Description of Change: On new production machines, the 3E-7295 Alternator (55 amp) has been replaced with 105-2812 Alternator (55 amp). The 9X-0341 Alternator (90 amp) has been replaced with a 105-2813 Alternator (90 amp). The earlier alternators have push-on spade terminals and connect to the 9R-8621 Engine Harness. The new alternators have push-on molded connectors and connect to the 109-6444 Engine Harness.

Adaptable To: The new alternators are effective with 416B (8SG4567, 8ZK1082), 426B (5YJ1154), 436B (6MJ522), 428B (7EJ2248), and 438B (3KK992) Backhoe Loaders. When replacing an alternator on earlier machines, replace with the same part number removed. When upgrading the 55 amp 3E-7295 Alternator to a 90 amp, use the 9X-0341 Alternator. When upgrading the new 55 amp 105-2812 Alternator to a 90 amp, use 105-2813 Alternator.

Caterpillar Information System:

1994/06/20 New Improved Brake Bleeding Procedure For Challengers{4257}
1994/06/20 Easy Access Manual Fuel Shutoff Components Available For Field Installation{1704,1274,1279}
1994/06/13 Understanding And Troubleshooting Filter Indicator Switches: 9X7781, 3T9343 And 9G3548{3004,3179,7409,7475,7482}
1994/06/13 Audible Alarm Warning System Can Be Used{7402}
1994/06/13 Overheat Alarm For Drum Drive Circuit Added{7400,6606}
1994/06/13 Change To Hose Routing Improves Hydraulic Cooling{3218,5070}
1994/06/13 Brake Assembly In Drum Drive Motors Has More Discs And Plates{4267}
1994/06/13 Rerouting Hydraulic Line Lowers Pressures In Pump and Motor Cases{5057}
1994/06/13 New Wider Final Drive Gears Improves Service Life{4055}
1994/06/13 Correct Plug Identified For Servicing Differential & Final Drive Oil Level{3260}
1994/06/13 Serviceable Parts For Retarder Control Valve Available{3123}
1994/06/13 Wiring Harness Connector Pin Secured For Proper Orientation At Assembly{1408}
1994/06/20 Electrical Repair Kits Available For Backhoe Loaders{1408}
1994/06/20 Improved Key Start Switch Improves Service Life{1416}
1994/06/20 Test Procedure For Torque Limiter Used On Hydraulic Pump{5070}
1994/06/20 New Required Tools For Servicing Certain Current Off-Highway Trucks And Tractors
1994/06/20 Differential Carrier Now Has A Tighter Fit Into The Rear Axle Housing{3284}
1994/06/20 Ball Bearing With Bronze Cage Is Available From Parts Service For Use In Transmission Planetary Groups{3160}
1994/06/20 New Intake And Exhaust Valves Used{1105,1100}
1994/06/20 New Rocker Arm Adjustment Screw Used To Adjust Valve Clearance{1123,1100}
1994/06/20 New Valve Lifter Assembly Provides Improved Lubrication Of Lifter Roller And Camshaft Lobes{1209,1210}
1994/06/20 Installation Procedure For 1R-0716 Engine Oil Filter{1318}
1994/06/20 Use 2P-4005 Oil Filter Instead Of 1R-0716 Oil Filter{1318}
1994/06/27 Power Beyond Covers On Hydraulic Controls May Need To Be Changed{5000,5051}
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