John Deere 425 and 445 — Checking Coolant Level

coolants, drain and flush the cooling system and refill with fresh coolant mixture every 60 months or 5,000 hours of operation, whichever comes first. If above John Deere service coolants are not being used: drain, flush, and refill the cooling system with a fresh coolant mixture every 24 months or 600 hours of operation, whichever comes first. Engine Coolant Drain Interval When using John Deere Pre-Diluted (TY16036) Automobile and Light Duty Engine Service coolants, drain and flush the cooling system and refill with fresh coolant mixture every 36 months or 3,000 hours of operation, whichever comes first.

When using John Deere Concentrate (TY16034) Automobile and Light Duty Engine Service coolants, drain and flush the cooling system and refill with fresh coolant mixture every 24 months or 2,000 hours of operation, whichever comes first. If above John Deere Automobile and Light Duty Engine Service coolants are not being used; drain, flush, and refill the cooling system according to instructions found on product container or in equipment Operator's Manual or Technical Manual. Checking Coolant Level IMPORTANT: Avoid damage! To prevent engine damage: · DO NOT operate engine without coolant. · DO NOT pour coolant into the radiator when the engine is hot.

· To prevent engine overheating, never exceed more than 50 percent antifreeze in cooling system. · Cooling system capacity is 2.8 L (3.0 U.S. qt). 1. Raise hood. M71496 76