They are on-the-job guides containing only the vital information needed for diagnosis, analysis, testing, and repair.įundamental service information is available from other sources covering basic theory of operation, fundamentals of troubleshooting, general maintenance, and basic type of failures and their causes. ![]() Technical Manuals are concise guides for specific machines. ![]() At the beginning of each group are summary listings of all applicable essential tools, service equipment and tools, other materials needed to do the job, service parts kits, specifications, wear tolerances, and torque values. Information is organized in groups for the various components requiring service instruction. Operation and tests sections help you identify the majority of routine failures quickly. Repair sections tell how to repair the components. The John Deere 450G, 455G, 550G, 555G, 650G Technical manuals are divided in two parts: repair and operation and tests. Read the safety messages in the introduction of this manual and the cautions presented throughout the text of the manual. Essential tools required in performing certain service work are identified in this manual and are recommended for use. But you also found issues so you have to decide what path to take.This manual is written for an experienced technician and Owners. They do NOT check functionality,fluid conditions,etc) and your dozer will probably sell fairly strong there. What to do? Either go big and have a good but expensive rebuilt dozer or sell as is for what you can get and cut your losses.Of all internet auction services for heavy equipment purplewave auction does the least comprehensive eval(basically they take a lot of pics and a video of the machine operating. Engine employs field-proven cooled exhaust gas recirculation (EGR), easy-to-maintain high. John Deere 550K Crawler Dozer Crawler Dozers. Then you move onto brakes and a big ol basket of parts.Įngine re-build will be in the $4000.00 to $6000.00 range(that's just for parts and typical job shop services for head machine work etc) and if you go that route you can pull the engine to get to the transmission seal issue. Our catalog of high-quality machinery includes the John Deere 550K. You're looking at many,many hours and probably some serious coin to repair it.Worst part is the transmission seal as other seals on the back end are probably shot as well. Sounds like you have a good project dozer. Big job to get to it:either remove engine of remove back end of unit. Milky oil coming out of the starter: front transmission seal leaking. Drain,flush,filter change,fill with new oil and evaluate for more water intrusion. ![]() Milky oil in transmission:water intrusion contaminated oil. Head cracked/warped,bad head gasket,bad seal ring on cylinder liner or combination there of. I'm thinking possibly air leaks in the cylinders into the cooling system and possibly forcing water into the transmission cooler.īubbles in radiator:Combustion pressure leak. 719977) 01D16 HYDRAULIC SYSTEM 0360 550B - BULLDOZER EPC John Deere online CF R29936 O-Ring T37808 Isolator 550B - BULLDOZER TRANSMISSION OIL FILTER HYDRAULICS (SERIAL NO. Still moves forward and back, blade works perfect. TRANSMISSION OIL FILTER HYDRAULICS (SERIAL NO. BUT, a lots of tiny bubbles in the radiator, milky oil in the transmission and milky oil coming out of the starter. Just purchased a 550, started great, sounds perfect.
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