The featured should be always kept dry for proper functioning of the machine. Since it is electronically connected, spraying of water and other greasy elements or soapy water results in the damage of the timer. Hence after the washing process, it should be kept clean and dry. Installation of a new one can be made with the help of an experienced service person. It helps in setting certain cycles in the movement of the washing machine and the knobs should be used with proper care.
When you go to buy anything online you have to make sure you choose a reputable site and one that has a return policy, just in case the goods you buy are not right. You will need to look for signs that your chosen online store is safe and secure with the payment pages encrypting your payment details. Look for the URL starting https; the s on the end means it is secure. Another way to tell is the padlock symbol on the bottom right of the page. And don't forget to read all the terms and conditions first.