COMPRESSOR GP 10R4421 - Caterpillar

You must read and understand the warnings and instructions contained in the Safety section of this manual before performing any operation or maintenance procedures.Engine Oil
Check CD/SE or CD/SF Oil Level
Do not overfill the crankcase to avoid engine damage.
1. Engine oil dipstick and fill plug are located on the left side of the engine. 2. Maintain the oil level between the ADD and FULL marks on the dipstick (1).3. Remove the oil fill plug (2) and add oil if necessary.4. Clean and install the fill plug.5. Close the access cover.Hydraulic Oil
Check the HYDO Oil Level
The hydraulic oil tank is located on the right rear of the machine. 1. Maintain the oil level to the FULL mark in the sight gauge (2).2. Remove the oil fill cap (1), if necessary, to add oil through the fill tube.3. Clean and install the fill cap.All attachments to be level and on the ground during filling.Cooling System
Look at the Coolant Level
The radiator cap is located in the hood of the machine at the left front. 1. Open the access cover in the hood.2. Remove the radiator cap slowly to relieve pressure. 3. Maintain the coolant level to within 1 cm (1/2 in) of the bottom of the fill pipe. If it is necessary to add coolant daily, check for leaks.4. Inspect the cap seal. Replace the cap if it is damaged.5. Install the cap. Close the access cover.Fuel Tank
Drain the Water and Sediment
Drain valve is located under the fuel tank. 1. Open the drain valve and allow the water and sediment to drain.2. Close the drain valve.Walk-Around Inspection
Inspect Machine
1. Inspect the engine precleaner bowl for dirt build-up. Remove dirt from bowl when any dirt has accumulated close to the full line on bowl. 2. Inspect the attachments and linkage for damage or excessive wear. Repair if damaged. 3. Inspect the lights for broken bulbs and lenses. Replace if broken. 4. Inspect and remove any trash build-up in the engine compartment.5. Inspect the cooling system for leaks, faulty hoses and trash build-up. Correct any leaks and remove any trash from radiator. 6. Inspect the hydraulic system for leaks. Inspect the tank, hoses, tubes, plugs, joints and fittings. Correct any leaks. 7. Inspect the track, sprockets and idlers for damage, looseness and excessive wear. Correct if needed 8. Be sure the covers and guards are firmly in place. Inspect for damage. 9. Inspect the steps, walkways and handholds for their condition and cleanliness. Inspect the Rollover Protective Structure (ROPS) (if equipped) for damage. If repair if necessary contact your Caterpillar dealer. Tighten any loose ROPS bolts. 10. Inspect the operator's compartment for cleanliness. Keep it clean.11. Inspect the instrument panel for broken gauges and indicator lights. Replace if broken. 12. Inspect