Before the visit
Ask only for what the customer can provide safely: photo, reference, code, context and access.
Free resource · no account
Check the information you have, print a clean brief or copy the list into your usual tool. No data is transmitted.
Brief completion
Appliance / customer: ____________________________ Date: ______________
Pre-visit diagnostics prepare the visit. Safety, measurements and diagnosis remain the professional’s responsibility.
How to use it
Ask only for what the customer can provide safely: photo, reference, code, context and access.
Mark unknowns instead of filling them with intuition. They become on-site checks.
Connect the real diagnosis and outcome to the original brief to learn which information mattered.