John Deere R450 Windrower Maintenance Guide & Parts List
Published by Jeff Lawson on Feb 7th 2019
Service Schedule Parts
1 - Cab: Fresh Air Filter AH115833 Every Clean every 250 hours or annually, whichever comes first, and replace annually or as required.
1 - Hydraulic: Hydraulic Filter AH128449 Every Replace every 400 hours or annually, whichever comes first.
1 - Engine: Primary Air Filter AT300487 Every Replace annually and as required
1 - Engine: Secondary Air Filter AT314583 Every Replace annually and as required
1 - Cab: Recirculation Air Filter H220870 Every Clean every 250 hours or annually, whichever comes first, and replace annually or as requird.
1 - Engine: Oil Filter RE504836 Every Replace at 100 hours and then every 250 hours or annually, whichever comes first. If John Deere Plus-50 II oil is used, along with a John Deere oil filter, the oil change interval may be extended by 250 hours. If John Deere Plus-50 oil is used along with a john Deere oil filter, the oil change interval may be extended by 125 hours.
1 - Engine: Fuel Filter (Final) RE522878 Every Replace every 500 hours or annually, whichever comes first
1 - Engine: Fuel Filter (Primary)RE541922 Every Replace every 500 hours or annually, whichever comes first