Depending on the nature of her malfunction, there's a small chance she may show up at your house with a gun, and you have to be prepared to deal with that during this process of forcing communication with a crazy person.

The washer and dryer were delivered the day before the first tenant moved in.The dryer malfunctioned in mid-March, and will no longer dry clothes. 

My tenant reported a malfunctioning water heater a week ago.

We have a lockbox with a key for backup in case the electrical part malfunctions.

So, if your car was a Rimac Nivera for $2.4M and it got crushed by a car wash malfunction you would sue them for $2.4M.

We also have the automated code lock and I gave the handyman a key, in case the lock malfunctions.

Clerical Error Waiver:In the event the Buyer at any time discovers that any of the documents executed in connection with this transaction contain an error caused by clerical mistake, calculation error, computer malfunction, printing error or similar error, all parties agree, upon notice from the Buyer, to re-execute any documents that are necessary to correct such error(s).

XXVI.Clerical Error Waiver:In the event the Buyer at any time discovers that any of the documents executed in connection with this transaction contain an error caused by clerical mistake, calculation error, computer malfunction, printing error or similar error, all parties agree, upon notice from the Buyer, to re-execute any documents that are necessary to correct such error(s).

CLERICAL ERROR WAIVER:In the event the Buyer at any time discovers that any of the documents executed in connection with this transaction contain an error caused by clerical mistake, calculation error, computer malfunction, printing error or similar error, all parties agree, upon notice from the Buyer, to re-execute any documents that are necessary to correct such error(s).