1999/10/11 Caterpillar


Work Lamp Bracket Strengthened {1354}

Usage:


Challenger 35 (8DN, 8RD, ADK),
Challenger 45 (1DR, ABF, 3BK),
Challenger 55 (7DM, 6NN, AEN) Agricultural Tractors

Description of Change: The work lamp brackets have been strengthened. The bracket thickness is increased from 2 to 3 mm. In addition, the bracket is lengthened to allow more lamp adjustment, and the section height is also increased to minimize vibration.

Adaptable To: The improved 154-9997 Work Lamp Bracket replaces the earlier versions of the 154-9997 and 113-8863 Bracket, and was effective with Challenger 35 (8RD76, ADK332), Challenger 45 (ABF127, 3BK377), and Challenger 55 (6NN180, AEN492) Agricultural Tractors. The improved work lamp bracket is retrofittable to Challenger 35 (8DN, 8RD1-75, ADK1-331), Challenger 45 (1DR, ABF1-126, 3BK1-376), and Challenger 55 (7DM, 6NN1-179, AEN1-493) Agricultural Tractors.


Illustration 1 154-9997 chg 00 Former Work Lamp Bracket


Illustration 2 154-9997 chg 03 Improved Work Lamp Bracket

Caterpillar Information System:

1999/10/04 MTS Belt Tracking Procedure {4198}
1999/10/04 New Conveyor Planetaries Refill Capacities {5629}
1999/10/04 Correction To Axle Differential Oil Refill Procedure In Operation And Maintenance Manuals SEBU6865, SEBU7017, SEBU7111, And SEBU7112 {3258}
1999/10/04 O-Ring Seal for Fuel Injection Pumps Now Serviced {1251}
1999/10/04 Correction To "Operation And Maintenance Manual", SEBU7112 {1105,7526}
1999/10/04 Correction To Power Train Disassembly And Assembly Manual, SENR6726 {4202}
1999/10/04 New Inlet Adapter Available For Water Pump Group - Correction {1094,1361}
1999/10/04 Shift Lever Switch Alignment - Correction {3168,3065,7332}
1999/10/04 New Body Mounted Mud Guard Group Available - Correction {4220}
1999/10/04 Addition Of Breather To Exhaust Bypass (Wastegate) Provides Improved Response {1057}
1999/10/04 Increased Valve Travel For Exhaust Bypass (Wastegate) Reduces "High Boost" Warnings {1057}
1999/10/04 New Bearing Assembly For The Final Drive Reduction Planetary Is Now Available {4050}
1999/10/11 Back Tilt Knob Kit Now Available {7324,7321}
1999/10/11 Jacket Water Heater Aids In Starting In Cold Weather {1383}
1999/10/11 Window And Door Groups Featuring New Window Latches Released For "C" Series Cabs {7308,7310}
1999/10/11 New Hydraulic Tank Baffle Assembly Is Available For 793 Off-Highway Trucks {5002}
1999/10/11 Correction To Power Train "Electronic Control System", SENR8688-01 {3030}
1999/10/11 New Bypass Valve Used To Avoid Overcooling Of Hydraulic Oil {5071}
1999/10/11 New Storage Box Available {7268}
1999/10/11 Improved Fuel Water Separator Reduces Plugging Of The Fuel Priming Pump {1258,1260,1263}
1999/10/11 Lubrication Of The Drive Shaft Spline {3251,3253}
1999/10/11 Changes In Service Parts For Carden (Axle) Shaft Assemblies {3251,3259}
1999/10/11 Improved Load Control Valve Now Available {5472}
1999/10/11 Hydraulic Quick Coupler Pin Now Available For Improved Fit Up {6129}
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