I went to use my Bosch jackhammer after lengthy storage and I see evidence of an oil leak on the lower body. Is this fluid I need to top off and/or replace O rings?
I bought this tool new in the 80s and only had to buy 3 kits of seals and grease. Can't tell you how many hours it has on it. I do masonry re hap as a contractor and I never had such a long durable tool ever. Still own it today and its on the job truck every day. I'm a Contractor and my letter hear is not for advertising means. Its just the plain truth,
I am going to be replacing all of the piston rings and O-rings. But I need to know the correct position to place the Piston, Striker and Impact Bolt when I reassemble it. Also how much and what to greese....
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Hey guys i have a bosch 11305 hammer. I wanted to know if any1 has a maintenance manual and or owners manual. Mainly i wanted to know if this tool needs lubricating/greasing everyonce in a while. it makes "whining" noises sometimes and i dont know if its lack of lubrication or not. Any1 can help? thanx...
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What I need to know is how to get the eccentric gear # 11 (1616317015) off of eccentric shaft # 9 (1616110032 ) . In the break down pics it lists p/n 78 but there is no listing for that #. Looks like a circlip but mine does not have one, the on I have looks like it is pressed on and takes a special gear puller....
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Looking for bevel washer installation information. The washer came out during disassembly but I did not see if the cup side is in or out. Link to the service info or manual?...
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