ADAPTER-TIP 5054153 - Caterpillar

Wheel Dozer:
844 (S/N: BBN1-UP)
Wheel Loader:
990 Series II (S/N: BCR1-UP)
Testing and Adjusting, RENR6255, "990 & 990 Series II Wheel Loader 844 Wheel Tractor Steering System", "Piston Pump (Steering) Margin Pressure - Test and Adjust". This module is part of Service Manual, RENR6270 and RENR6245.A portion for the procedure of testing and adjusting the margin pressure is incorrect. In the table of required tools, the part number for the plug is replaced by 9S-4190 Plug. In the adjustment procedure for the margin pressure, there is a change of the part number for the plug in the following steps. The remainder of the procedure is correct.
Remove the cylinder crossover relief valve. Install a 9S-4190 Plug and the 2M-9780 O-Ring Seal in the open port.
Remove the 9S-4190 Plug and the 2M-9780 O-Ring Seal. Install the cylinder crossover relief valve.