There are no ways in which your appliances can stay perfectly fit except if you are taking care of them for sure on a regular basis. In New Zealand, most of the products which are based on quality and have lots of beneficial features need lesser maintenance but they are still very good at their jobs.
In case you are using multiple appliances at home in NZ which are of mixed nature like an integrated dishwasher, gas cooktops, coffee machines, robot vacuum cleaner and washing machines and Vacuum Cleaners you may need to know a wide range of things about maintaining them and cleaning them to keep them in their best form for a long period of time.
Most of the time appliances like a vacuum, a cooktop or some rangehoods which are in use for most of the day and get a little time to rest may need a little more attention to make sure they will not lose their efficiency in a few months.
To make sure your household machine swill not lose what they have, you can do the following thing:
Make sure you don't overburden them by using the appliances for long hours and applying too much pressure on the machines and keep them in use while staying in the limits which the machines are made to support.
Additionally if you are using the machine frequently, you should take care of them more often as compared to the ones which you are not using on a frequent basis.
Make sure you use the features or the functions in a proper way instead of overly using the functions which are not intended to function together. This will help you maintain the quality of the results and will also help in giving the best performance when doing a certain work or in daily household chores.