814F Wheel Tractor, 815F Soil Compactor and 816F Landfill Compactor Braking System Caterpillar

Illustration 1	g00871833

Cut-in pressure for charging the accumulator ... 11725 ± 345 kPa (1700 ± 50 psi)

Cut-out pressure for charging the accumulator ... 14485 ± 345 kPa (2100 ± 50 psi)

Standby pressure ... 2900 ± 140 kPa (420 ± 20 psi)

Relief valve pressure setting ... 16550 ± 690 kPa (2400 ± 100 psi)

Accumulator charge rate at 6900 kPa (1000 psi) ... 15.1 L/min (4.0 US gpm)

Note: The 148-6875 Accumulator Charging Valve is standard only on 814F Wheel Tractors, which are equipped with both front and rear service brakes. The 117-7796 Accumulator Charging Valve is used on both the 815F Soil Compactors and the 816F Landfill Compactors, which are equipped with standard front service brakes. The appearance of the two valve groups are identical, except that the 117-7796 Accumulator Charging Valve has a plug in the A2 accumulator port.