Makita Hammering - Popular Questions, Answers, Tips & Manuals

https://www.manualslib.com/manual/585142/Makita-Hm1214c.html?page=5#manual

Makita A-90582 or (the equivalent)

Hitachi 981840 Hammer Grease

But dont forget to replace all o-rings and seals at the same time some older models have special wear tear parts sets for service also called maintenance spare parts. If the brushes are short then its time for service.

Hello,

You can try to watch this video: https://youtu.be/udj28_tLJvU

Dont forget to lubricate o-rings when mounting parts in. For flat x rings you can hold then in hot water to make them softer and thrn put ring in a place

Yes you can, but you can receive to much hidraulic pressure in system or to low. Thats not good for tool

Most likely it is the brushes - most of their models in that series have auto-stop brushes that push away from the armature when they reach a certain wear point.

The GREASE for this heavy jackhammer Makita 181490-7 Grease (if there are short carbon brushes to find ) replace all orings gaskets (and looking for an maintenance kit for this machine) 188015-8 thats the better way to service.

burning motor take it in for a check or junk it

Connecting rod Part Number: 315419-3 or Woodruff Key 4 Part Number: 254001-2 Makita HM1211B Parts List and Diagram eReplacementParts com Or broken spindle/ worn bearing(s)

193243-2 revision maintenance service kit With all necessary rings and fat , beware before ordering an service kit take the time to remove all parts of the spindle ringing on the hammer tube spindle for cracks the chisel sds impact bold striker must be even air-tight on the chisel impact bold not leaking grease out of it , if its leaking the air flow will burn the o-rings in a very early time because of the building heat made by the leaking airflow . and loose of lubrication. fat grease .

Order an maintenance kit for it , when the working hours are on the tool , all given parts in the kit must be replaced its not a good idea to only grease it, the tool should not leaking by the chisel. then there will be a bad break-force and give a long working job..

Makita 181490-7 30grams

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

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

193242-4 Revisionkit

Sometimes its the armature but most the electricmoduul itself

Bosch hammer uses grease available in repair kit. Check ebay or parts house. Remove four hex bolts on the mid section of the hammer and pull off the lower end. Most of the grease goes here. There is a side cover to expose the drive gears if you hear gear noise. Depending on use, only needs grease once a year. Good luck.

30 grams needed order nr its a grease with ordernumber 181490-7 And 193403-6 is the service kit for this machine.

A old black graphite or yellow grease lubrication of the brand Makita

As long as its last and the endurance of the worker in first place . Its better then use rotating hammers at a long lasting working order , because of the price the choice of a demolition hammer is always a great difference because of the time you can spend , there are much Chinese models look a like this hammer its popular also bosch models you will see . chinese demolition Google zoeken

193606-2 its the neccesary service kit for the tool with all the parts but be aware to control the locking sleeve and impact bolt replace it if its not air tight