Bobcat 773 R7404 Error Code
R7404 Error Code
Main Controller No Communication is the main cause of R7404 error.The condenser converts gases into liquids, which expels heat from your rig. Materials can build up over time, causing a layer of dirt and grime to form on the condenser's coils. Your AC system will only blow hot air since the refrigerant fails to cool down.
Tip For 773 Model
New operators must operate the excavator in an open
area without bystanders. Operate the controls until the
excavator can be handled at an efficient and safe rate for
all conditions of the work area.
Operating Near An Edge Or Water Keep the excavator as far back from the edge as possible and the excavator tracks perpendicular to the edge so that if part of the edge collapses, the excavator can be moved back.
Always move the excavator back at any indication the edge may be unstable.