SPRING-COMPRESSION 7E4680 - Caterpillar

Coolant level (reservoir) - Check the coolant level in the coolant reservoir after every 10 service hours or daily.
Cooling system coolant - Change the ELC (Extended Life Coolant) after every 12,000 hours or every 6 years.
Diesel Exhaust Fluid Filter - The DEF filter must be replaced every 3000 hours.
Diesel Particulate Filter Clean - The DPF must be cleaned or replaced by your Cat dealer every 3000 hours.
Drive Chain Case Oil (Wheeled Machines Only) - Check the oil level every 500 service hours. Change the Drive Chain Case oil after every 1000 service hours.
Final Drive Oil (Tracked Machines Only) - Change the final drive oil after the initial 250hrs. Check the final drive oil level after every 250 hrs. Change the final drive oil after every 500 hrs.
Engine air filter primary element - Clean the primary air filter element as needed based on the working conditions. The alert indicator for the air filter indicates when servicing is necessary. Replace the primary air filter element after every 500 service hours.
Engine air filter secondary element - Replace the secondary air filter element with every third cleaning of the primary air filter element, or replace the secondary air filter element if the alert indicator for the air filter stays lit after a clean primary air filter element is installed. Never attempt to reuse the secondary air filter element by cleaning it.
Engine oil level check - Check the engine oil level after every 10 service hours or daily.
Engine oil - Change the engine oil after every 500 service hours.
Engine oil filter - Change the filter after every 500 service hours.
Fuel system water separator - Drain the water separator after every 10 service hours or daily.
Fuel Pump Filter - Replace the filter after every 500 service hours.
Fuel System Filter/Water Separator Element - Drain the water from the bowl after every 10 service hours or daily. Replace the filter after every 500 service hours.
Diesel Fuel System Cleaner (C2.2 Only) - Add Cat Diesel Fuel System Cleaner to a full tank of diesel every 3000 hours.
Grease zerk - Lubricate the designated locations after every 10 service hours or daily.
Hydraulic oil filter - Change the filter after every 1000 hrs.
Hydraulic oil level check - Check the hydraulic oil level at the sight gauge after every 10 service hours or daily.
Hydraulic oil - Change the hydraulic oil after every 2000 service hours.
Hydraulic Tank Breather - Replace the breather after every 500 service hours.