New Troubleshooting Procedure for the Low Steering Pilot Pressure Code Is Now Used for Certain 854K Wheel Dozers and 992K Wheel Loaders {0732, 4300, 4306, 5070, 5073} Caterpillar

Wheel Dozer

854K (S/N: KK31-205; RM31-254; KK61-203; RM61-267)

Wheel Loader

992K (S/N: KK21-124; RM21-175; KK41-142,144-146; RM51-200)

Reference: Testing and Adjusting , KENR7592 , "992K Wheel Loader and 854K Wheel Dozer Steering System"

Description Of Change: A new troubleshooting procedure for the low steering pilot pressure code is now used for the machines listed above.

Adaptable To: The following changes are adaptable to the machines within the listed serial numbers, and are effective in production with all the machines after the listed serial numbers.

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Do not operate or work on this product unless you have read and understood the instruction and warnings in the relevant Operation and Maintenance Manuals and relevant service literature. Failure to follow the instructions or heed the warnings could result in injury or death. Proper care is your responsibility.

1. Start the engine

2. Allow the oil to reach normal temperature and observe the reading on the pressure gauge.

3. With the machine at low idle, ensure that the correct pilot oil pressure is 2400 ± 150 kPa (348 ± 22 psi) at 35 L/min (9 US gpm) and 49° C (120° F).

   For detailed instructions, refer to Testing and Adjusting, KENR7592, "992K Wheel Loader and 854K Wheel Dozer Steering System".