HARNESS AS. 2751187 - Caterpillar

Hydraulic Oil Filter
Illustration 1 g03793837
Filters are located on the left side of the machine below the front of the cab.
Illustration 2 g03793845
(A) LCD display - Hydraulic oil filter bypass indicator displays here if in bypass The brake, fan, and charge pump provides oil flow to the hydraulic oil filter. Oil flows from the hydraulic oil filter to the, hystat pump control, hystat interlock solenoid, and the hystat pump charge relief valve. A bypass valve is located in the filter base. The bypass valve allows oil to flow around the filter if the oil is cold or if the filter is plugged. A differential pressure switch in the filter base turns on an indicator on LCD display (A) on the instrument cluster. If the bypass switch opens and the oil temperature is above a set value, the indicator lamp will illuminate.Transmission Oil Filter
Illustration 3 g03793888
Filters are located on the left side of the machine below the front of the cab.
Illustration 4 g03793845
(A) LCD display - Transmission oil filter bypass indicator displays here if in bypass All oil from the lube pump flows through the transmission oil filter. A bypass valve is located in the filter base. The bypass valve allows oil to flow around the filter if the oil is cold or if the filter is plugged. A pressure switch in the filter base turns on an indicator on the instrument cluster LCD display (A) if the bypass valve opens. Oil flows from the transmission oil filter to the transmission lube system. Oil from the transmission oil filter is also routed to the clutch for engaging the rear hystat motor.