279C, 279C2, 289C, 289C2 and 299C Compact Track Loaders Machine Systems Caterpillar

Illustration 1	g01535754

(1) Torque for the cap ... 1.6 ± 0.1 N·m (14 ± 1 lb in)

Charging medium ... Dry nitrogen

Nitrogen precharge pressure at 21 °C (70 °F) ... 3000 ± 138 kPa (435 ± 20 psi)

Internal volume of compartment of oil ... 0.35 L (22 in³)

Internal volume of compartment of gas ... 0.37 L (23 in³)

Maximum operating pressure ... 27560 kPa (4000 psi)

Minimum burst pressure ... 110240 kPa (16000 psi)

Operating temperature ... −32 to 160 °C (−26 to 320 °F)

310-8461 Ride Control Accumulator Gp

Note: 310-8461 Ride Control Accumulator Gp is the service replacement. The ride control accumulator group is uncharged. The ride control accumulator group must be charged before you install the ride control accumulator group on the machine.

(1) Torque for the cap ... 1.6 ± 0.1 N·m (14 ± 1 lb in)

Charging medium ... Dry nitrogen

Internal volume of compartment of oil ... 0.35 L (22 in³)

Internal volume of compartment of gas ... 0.37 L (23 in³)

Maximum operating pressure ... 27560 kPa (4000 psi)

Minimum burst pressure ... 110240 kPa (16000 psi)

Operating temperature ... −32 to 160 °C (−26 to 320 °F)