The Front Door Lock Wont Unlock At All

If your upvc door won t lock even when still open this is usually because of the following reasons.

The front door lock wont unlock at all.

Insert a long sturdy item with a flat tip preferably a flat head screwdriver if available between the top rung of the door s top hinge and the head of the bolt securing the door to the hinge. Then use your test light or digital meter to check for power and ground at the connector when you operate the lock unlock switch. If the washer will not unlock at the end of a wash cycle unplug the washer or disconnect power. Spray the lock with lubricant to remove dirt and dust outdoor locks can collect a lot of dirt and dust inside the lock cylinder.

That can cause the pins to get stuck in a partially raised position and prevent the plug from turning. Unplug the door lock actuator electrical connector. Flip the key and open the door. Door locked at the end of the cycle.

Door lock systems operate the actuator by toggling positive negative voltage to the actuator. You should see the voltage polarity toggle with each switch activation. You may want to spray wd40 or other lubricant on the lock mechanism. If this works then you can open the door and it s time to replace the dead latch.

Upvc gearbox failure or multipoint lock damage. If the door still won t unlock use a key to unlock the door. Were you using a fresh hold cycle available on some models. On my powerbolt 2 the door can be locked with the lock button but the user code will not unlock the door.

One common reason for a door lock jamming is the buildup of debris that clocks the internal mechanisms. Call technical support for further troubleshooting. Problem with lock cylinder. Upvc door won t lock even when open.

When using one of these cycles the door will remain locked until the cancel button is pushed. Don t use a wet. Slide the key in the lock and tap lightly on the key to lubricate the inside of the lock. If that is the problem it is easy to fix.

Upvc gearbox failure most common. Take the door off the hinges. Make sure the user code is correct and that the lock button is pushed after entering the user code. To take yours out just use your phillips screw driver again to take out the two screws in the face plate.

Spray the door key with a graphite based lubricant. You can see where the cylinder entered the dead latch mechanism and pulled the latch back. If the door does not allow the lock to be jimmied open it may be necessary to remove the door from its hinges. Door lubrication is required.

Each of these door lock problems has different causes but the end point is usually the same.