Hammering - Page 4 - Popular Questions, Answers, Tips & Manuals

https://webservice.ttigroup.eu/local/uploaded/catalog/414-917---700S-750S.pdf https://www.milwaukeetool.eu/7-kg-class-drilling-and-breaking-hammer/k-750-s-eu/

Hi, you will find all the diagrams you need at project21 design which can be found online

Steve, RE POST make model # and your complete question, so all at Fixya can answer your question effectively. "I hope this helped you out, if so let me know by pressing the helpful button. Check out some of my other posts if you need more tips and info."

first ordernumber 931848 lubrication necessary it has its working hours on it. parts to change in priority 1 x 944-927 , 949457Z , 956-960 , 944-936 , 956-965 , 999032 , 956-996 , 944-928 the important thing is that the machine is airtight at the front so as not to burn the O-rings through the air and incoming dirt friction look the orings good and if the lock bolt on the front feel not smooth replace that also and every oil seal you can find its different what should neccesary but that the tool runs with thick and dirt beaten oil . solvent clean the hard metal parts and replace if there are grooves on or cracks Hitachi PH 65A Demo Hammer Parts

No, that will burn you seals and o-rings in a short time 15w40 or that kind of Oil will go on like syrup no then you go for a new service kit of seals and rings . But the important things that are quickly to see . If its a heavy old large hammer 10 kilo or more with a heavy battle piece then use a hammer fat(grease)only if there is no oil fill glass present. in place, but if it looks that oil has seated and the parts are made for high speed, use at least a zinc-free hydraulic oil Because of the heat dissipation, which is really high because of the internal air compression. Oil for a high-pressure cleaner which have a one-time oil filling without oil filler cap which oil can also be used. Turmopol oil brand Hilti always good but is very expensive.

You require Hammer Grease, All good tool shops should have grease to suit. see link below:- Hammer Grease 90582 for Makita Power Tool eReplacement Parts

This is the same (only 110V of an old European Bosch USH 10 C demolition hammer a 20 years ago i had this hammer yet regular in service and you need at least but ALLWAYS the pos number 803 i hope for you its orderable i think it does because of the many pieces of this popular tool. ordernr 1 617 000 036

Philip, I would take it back apart and see if wire got pinched or maybe disconnected, if it ran for a few seconds, it should be something simple.

That Depends on the model and the year of build or is it really a demolition hammer or a rotary hammer instead of a demolition hammer made much people made that mistake , the tools are different in the differend Countrys where the machines are made for , look for a manual its free for your model https://www.boschtoolsservice.com/home.aspx?WT.ac=BT_Replacement

The first ring is pos 88 remove but wait ,! first solvent clean the whole head and the fitting part of the chisel try first before take any operation on the chisel to shift the rubber gasket on the bit with a little screwdriver if its cleanwet before all and then remove pos 88 a locking ring then look good on the parts order of your right powertool diagram setting of your hammer. If its cleaned and the parts are removed from the locking sleeve wher the chisel is in place the chisel with whole hammer in a vise and only then if the 2 locking devices out the locking sleeve are removed take a bench hammer with the point on the front part pos 94 between chisel and hammer sleeve and with a heavy mallet on the bench Hammer the machine from the chisel.

check the position of the operation lever it should have 3 positions drill, hammer drill and hammer make sure it is fully selected or the hammer action will not engage

Check the brushes and commutator for bad contacts due to dirt, etc. Ditto for motor bearings and associated mechanism. If cleaning all has no results then the motor is bad.

RPM magnet which is at the bottom of the electric armature seat is loose and fused in the lower bearing seat of the motor enclosure try to do this with a small screwdriver and make the surface smooth again from the motor housing where small witplastic magnet a very tight space free to rotate, order a new magnet BUT make sure he is glued with a good glue and dried before reassembeld Milwaukee has often into trouble here.I'm pretty sure that you have a rotary hammer 500 S GOOD LUCK ! position 1236 MAGNETIC DISC (1) 4931426570 by us in Netherlands could be an other number in the states .

The carbonbrushes if they are short and you will replace them there is a long brown wire on one of the 2 brushes thats goes inside the handgrip but be careful there are 2 plastic pieces for the power licht and the carbon brush is on a electronic modul inside the handgrip by a sliding contact 90 degrees beware also on the black damping rings inbetween the machine and handgrip 4 pieces to protect vibrations . if you have open the handgrip i will say that you allways control the bearing at the end of the armature because its a very to small choosen bearing that is oft in bad condition i mean it , if it has its operating hours if the carbon brushes are short.but the handgrip must be opened for remove the brushes.

A dangerous work wear safety glasses and a leather apron because there could be metal pieces come off the parts , make first the part the disassembled toolholder hot with a large gas burner and in a bench vise with a hammer Interim anything like WD40 spray. sometimes it could be a long prolonged work if you have inserted an invalid chisel.

Locking or mounting bracket is lost or wrong chisel used http://www.powertools-aftersalesservice.com/public/boschprof/service?p_auth=5Rfu59sB&p_p_auth=XzzbHN4F&p_p_id=WSRP_bc93764e__6873__4b00__9a29__b331c9759da9&p_p_lifecycle=1&p_p_state=normal&p_p_mode=view&_WSRP_bc93764e__6873__4b00__9a29__b331c9759da9_wsrp-navigationalState=L0JPUy9QVEFTLVBULVNJUy1TaXRlL25sX05MLy0vRVVSL1ZpZXdQcm9kdWN0LURpc3BhdGNoO3BnaWQ9YmI5NWI3MGRjM2E3NzQxY2ExYzA0OGYyM2IzMG42VFRHa1ZUO3NpZD05MDlFWjRqQ3cwZVg0dF9ScHVaWW5JZEo0WVQzaFVIWmJVN0h6QXBpZE9UR3gwSFpiVTQ9https://www.youtube.com/watch?v=A_cGAegSBHA

Illustrated spare part lists

Dewalt used the green colored Renolit Paragon in the most tools but sometimes other lubrication . tip fill in on google search pictures and write[ " renolit paragon " ]

you dont use drill bits in demolition hammers!!!!

Power Tools large selection of products under one roof Conrad online shop Assembly Kits Modules Electronic Components large selection of products... Conrad Electronic co uk Think technology think Conrad UK home to over 155... http://www.conrad.com/ce see above links for possible assistance good luck