Enquiry preparation
Dishwasher: prepare for the agreed attendance
For a dishwasher enquiry: Explain entry systems, steps and real access restrictions. Clear ordinary belongings nearby while leaving the connected appliance and its fittings as they are.
Model and requested work checked before an appointment is agreed.

Apply this to your product
Filling, spraying, heating and emptying are separate stages. Note the last stage you recognised and whether the programme ended normally.
Why the detail helps
The dishwasher reference, fitting and observation allow a more specific discussion. They do not establish a failed part or guarantee a repair.
Before an appointment is agreed
Confirm suitable work, proposed charges and access with the team. An enquiry notebook is preparation, not a reserved visit.