KE4AVB wrote:There is one major problem those engines. They use a non pressurized oil system via a dipper type system. If the trimmers are ran on their side there is no oiling occuring. Most that I worked on that oil dripping out the air filter box are trashed piston and cylinder wise. It is the reason Ryobi only offers a short block for these engines. BTW even to replace the timing belt requires you disassemble the crankshaft. It is the reason I will not even take these 4 cycler in for repairs. The only two OEMs that I have repaired that work well sideways are the Stihl 4 mix and the Shindaiwa 4 cycler trimmers.
Stoner wrote:KE4AVB wrote:There is one major problem those engines. They use a non pressurized oil system via a dipper type system. If the trimmers are ran on their side there is no oiling occuring. Most that I worked on that oil dripping out the air filter box are trashed piston and cylinder wise. It is the reason Ryobi only offers a short block for these engines. BTW even to replace the timing belt requires you disassemble the crankshaft. It is the reason I will not even take these 4 cycler in for repairs. The only two OEMs that I have repaired that work well sideways are the Stihl 4 mix and the Shindaiwa 4 cycler trimmers.
So when using a trimmer, is it better not to tilt it sideways? How is the crankshaft disassembled?
Stoner wrote:Can you show us an example of a hydraulic press?
Stoner wrote:Does the plug need to be screwed in to check the oil level?
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