The Report
What the homeowner told us
Thermostat is working but the house is not cooling.
Repair · Phoenix
High-Voltage Wire Repair at Contactor in Phoenix — August 2025
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Documented ServiceFindings supported by service notes
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Reported by the Homeowner
Thermostat is working but the house is not cooling.
Phoenix homeowner · August 7, 2025
Findings & Work Performed
What Garrett documented during the visit
Melted high-voltage wire at contactor and melted wire nut; probable surge or intermittent short/ground fault.
Cut out damaged high-voltage wire and installed a new wire nut/connector.
The Verification
Verification performed
System started to function within manufacturer specification range after repair.
— Related Services
How this repair fits into our Phoenix HVAC service
This repair is one example of the AC Repair & Maintenance work AZ Perfect Comfort performs across Phoenix, AZ. You can browse every case study we have published for this type of work in the High-Voltage Wire Repair at Contactor case studies archive. Homeowners who join our Comfort Club maintenance membership get every eligible repair backed by our Lifetime Repair Guarantee. For larger repairs and replacements, financing options are available for qualifying projects.
— Parts & Work Performed
Exactly what was installed
| Item | Description | Qty | Price |
|---|---|---|---|
| Minor repair of low or high voltage wiring and inspection of other wiring and connections for safe HVAC operation. | 1 | $334.00 | |
| Charge waived with performed and paid repair during normal business hours. | 1 | $-99.95 | |
| Trip charge; waived with paid repair during normal business hours. | 1 | $99.95 |
Total: $334.00
— Photo Documentation
14 photos from this repair
Every step of this repair was documented on-site by Garrett.
— Frequently Asked
Questions about this repair
What was documented about the HVAC system?
Melted high-voltage wire at contactor and melted wire nut; probable surge or intermittent short/ground fault.
Does AZ Perfect Comfort service Phoenix?
Yes. AZ Perfect Comfort services Phoenix and the greater Phoenix Metro area. Call (602) 613-3489 to schedule.
Are these repairs guaranteed?
AZ Perfect Comfort Diamond Members receive our Lifetime Repair Guarantee — if the same failure returns, the repair is on us. All other repairs are covered by our standard workmanship warranty. Ask your technician about becoming a Diamond Member to unlock the lifetime guarantee.
— Related Repairs
More real repair case studies from AZ Perfect Comfort
— Same Problem At Your Home?
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AZ Perfect Comfort has served Phoenix and greater Phoenix with same-day HVAC diagnostics and repair. Diamond Members get every repair backed by our Lifetime Repair Guarantee.