RING 4720757 - Caterpillar

2. Disconnect air outlet line (1) and air inlet line (2) from compressor.3. Disconnect water outlet line (3) and water inlet line (6) from compressor.4. Disconnect control line (5) for air compressor governor.5. Remove three nuts (4) and washers that hold the compressor to the adapter.6. Remove air compressor.Install Air Compressor
1. Put the air compressor in position and install three washers and three nuts that hold compressor to the adapter.2. Connect water inlet line (4) and water outlet line (3) to the compressor.3. Connect air inlet line (2) and air outlet line (1) to the compressor.4. Connect the control line for the compressor governor to the compressor.5. Fill the radiator with coolant to correct level.