Hold down the spray button until the wd 40 begins to overflow from the lock opening.
Stiff door lock wd40.
Spray the wd 40 into the lock.
Press down on the button on the rear of the wd 40 canister to begin releasing the lubricant into the lock.
This video will show you how to use wd 40 penetrating oil to fix a stubborn or stuck door knob by spraying some wd 40 into the keyhole.
Wd 40 works wonders for squeaky hinges and linkages just spray directly onto the affected area.
Many people put up with the aggravation of a sticking door lock for years.
This will help to lo.
Don t be afraid to use a liberal amount of oil a sticky lock needs the attention.
You will have to routinely spray the locks to remove the dirt and dust.
Fixing a few stubborn locks might involve disassembling cleaning and then reassembling the lock.
First clean the keyhole with a penetrating lubricant like wd 40.
Just know that over time the liquid lubricants inside your door lock will attract traces of dirt and dust.
Wd 40 is a great light lubricant for locks.
Best way to lubricate a door lock here is a simple technique to fixing a stiff door lock.
Ironically by cleaning and oiling them you can fix most locks in a matter of minutes.