Carrier EF660021 Valve 326058 757 double check the HVAC wiring diagram double check the HVAC wiring diagram for your specific furnace model to ensure the part number is correct the manual reset functionality ensures a technician investigates the cause of the high water event
Check whether the proposal addresses your original concern rather than a different problem. Review what you would need to do if you accept the proposal.
Keep a record of the scope you authorized. Delegate a clearly limited task through the supported process while retaining visibility into the result.
Do not assume a previous visit reflects the current status. Check whether a listed notification option merely reports future updates rather than reserving anything.