Miele T1570C Operation Manual page 17

Pull out the heat exchanger.
Clean the heat exchanger:
– at both ends (front and back).
Cleaning and care
– and along the two long sides.
Stand the heat exchanger
lengthwise on a towel until it dries.
Replace the heat exchanger in the
reverse order.
Make certain the heat exchanger is
pushed in all the way and that the
cover is firmly closed. Otherwise
water may leak from the machine.
17