Home of the Lifetime Repair Guarantee ROC #300933
AZ Perfect Comfort Lifetime Repair Guarantee badge
(602) 613-3489
Serving the Phoenix Metro Area (602) 613-3489
Instant Price Estimate
Repair · Scottsdale

Condensate Drain Flush and P-Trap Installation in Scottsdale — October 2026

CompletedOctober 7, 2026
TechnicianCaleb
Service AreaScottsdale
Visit Invoice Total$701.00
Call (602) 613-3489
4.9806 Google Reviews
✓
Certified HVAC DiagnosisLicensed technicians, real data
⚡
Documented ServiceFindings supported by service notes
🛡️
Lifetime Repair GuaranteeFor Diamond Members
AZ Perfect Comfort — Our Work
Reported by the Homeowner
One system is not cooling below 80 degrees.
Scottsdale homeowner · October 7, 2026
The Report

What the homeowner told us

One system is not cooling below 80 degrees.

Findings & Work Performed

What Caleb documented during the visit

Thermostat error indicated external safety open; found condensate safety switch tripped due to drain issues.

Flushed the condensate drain line and installed a new condensate P-trap; replaced air filters.

The Verification

Verification performed

Tested equipment cooling operation; system back up and running.

— 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 Scottsdale, AZ. You can browse every case study we have published for this type of work in the Condensate Drain Flush and P-Trap Installation 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

Invoiced parts and work

Invoice descriptions identify billed scope. The service notes above document completed work and any recorded verification.

ItemDescriptionQtyPrice
Service charge waived with performed and paid repair during normal business hours. 1 $-99.95
Trip charge for travel to customer home; waived with paid repair during normal business hours. 1 $99.95
Clear and flush accessible evaporator condensate drain line; remove blockage/debris; confirm proper drainage; inspect accessible connections; verify system operation. 1 $223.00
Provide and install accessible condensate trap in drain line; configure and secure for proper drainage and future cleaning; confirm proper drainage; inspect connections; verify system operation. 1 $478.00
Total: $701.00
— Photo Documentation

29 photos from this repair

Photos recorded on-site by Caleb during this service visit.

PVC condensate drain assembly with trap and cleanout tees beside the air handler, blue primer visible at joints.
PVC condensate drain assembly with trap and cleanout tees beside the air handler, blue primer visible at joints.
Thermostat touchscreen displays history page with multiple alerts and timestamps for recent indoor external switch events.
Thermostat touchscreen displays history page with multiple alerts and timestamps for recent indoor external switch events.
Thermostat touchscreen displays Err 106.00 with message about indoor external switch configuration and open contacts.
Thermostat touchscreen displays Err 106.00 with message about indoor external switch configuration and open contacts.
Thermostat touchscreen displays history list with multiple alerts labeled Indoor External Switch with error 106.00 timestamps.
Thermostat touchscreen displays history list with multiple alerts labeled Indoor External Switch with error 106.00 timestamps.
Two short PVC drain outlets exiting the stucco exterior wall above gravel.
Two short PVC drain outlets exiting the stucco exterior wall above gravel.
Condensate drain piping with cleanout tee and elbow beneath the air handler, alongside insulated refrigerant lines and copper tubing.
Condensate drain piping with cleanout tee and elbow beneath the air handler, alongside insulated refrigerant lines and copper tubing.
Two pleated HVAC air filters with cardboard frames lying on gravel beside a wall.
Two pleated HVAC air filters with cardboard frames lying on gravel beside a wall.
Wall-mounted touchscreen thermostat displays an initializing screen with a progress bar during startup.
Wall-mounted touchscreen thermostat displays an initializing screen with a progress bar during startup.
Open PVC drain cleanout shows standing water, located beside two PVC pipes entering the indoor HVAC unit.
Open PVC drain cleanout shows standing water, located beside two PVC pipes entering the indoor HVAC unit.
Two outdoor air-conditioning condenser units sit beside the exterior wall, with electrical service disconnects mounted above each.
Two outdoor air-conditioning condenser units sit beside the exterior wall, with electrical service disconnects mounted above each.
Indoor furnace cabinet with front panels, condensate drain piping, and insulated refrigerant lines visible at the side.
Indoor furnace cabinet with front panels, condensate drain piping, and insulated refrigerant lines visible at the side.
Metal return air filter cabinet with hinged access panel and sticker showing 20 x 25 filter size.
Metal return air filter cabinet with hinged access panel and sticker showing 20 x 25 filter size.
Indoor air handler cabinet with insulated supply plenum, galvanized duct elbow, and insulated refrigerant lines entering the unit, labels visible.
Indoor air handler cabinet with insulated supply plenum, galvanized duct elbow, and insulated refrigerant lines entering the unit, labels visible.
Thermostat touchscreen displays an active alert stating Indoor External Switch has been activated with error code 106.00.
Thermostat touchscreen displays an active alert stating Indoor External Switch has been activated with error code 106.00.
Thermostat touchscreen shows multiple alert history entries for indoor external switch with occurred and cleared timestamps.
Thermostat touchscreen shows multiple alert history entries for indoor external switch with occurred and cleared timestamps.
Insulated refrigerant line, copper line, and PVC condensate drain at HVAC cabinet base with torn insulation and floor debris.
Insulated refrigerant line, copper line, and PVC condensate drain at HVAC cabinet base with torn insulation and floor debris.
Indoor gas furnace and evaporator section with condensate drain piping and float switch, insulated refrigerant line, flue vent, and flexible gas connector.
Indoor gas furnace and evaporator section with condensate drain piping and float switch, insulated refrigerant line, flue vent, and flexible gas connector.
Insulated refrigerant line set exits exterior stucco wall through elbow fitting above gravel.
Insulated refrigerant line set exits exterior stucco wall through elbow fitting above gravel.
Condensate float switch installed on PVC drain line near furnace blower compartment with wiring and gas line visible.
Condensate float switch installed on PVC drain line near furnace blower compartment with wiring and gas line visible.
Pleated HVAC air filter with dust on the media resting beside the air handler cabinet.
Pleated HVAC air filter with dust on the media resting beside the air handler cabinet.
Air handler side with insulated refrigerant lines, copper liquid line, and PVC condensate drain at floor penetration.
Air handler side with insulated refrigerant lines, copper liquid line, and PVC condensate drain at floor penetration.
PVC condensate drain piping at the HVAC unit, with open cleanout showing standing water in the trap.
PVC condensate drain piping at the HVAC unit, with open cleanout showing standing water in the trap.
Air filter box labeled 20x25x4 with airflow arrow, resting on gravel beside metal equipment housing.
Air filter box labeled 20x25x4 with airflow arrow, resting on gravel beside metal equipment housing.
Condensate float switch mounted on the drain line at the air handler, with PVC fittings and wiring visible.
Condensate float switch mounted on the drain line at the air handler, with PVC fittings and wiring visible.
Indoor air handler with insulated refrigerant lines, flexible metal duct, and PVC condensate drain piping.
Indoor air handler with insulated refrigerant lines, flexible metal duct, and PVC condensate drain piping.
Indoor air handler with galvanized flue, insulated refrigerant lines, PVC condensate drain, and access panel labels visible.
Indoor air handler with galvanized flue, insulated refrigerant lines, PVC condensate drain, and access panel labels visible.
Touchscreen thermostat displays 78° with service required message and cooling mode indicators on screen.
Touchscreen thermostat displays 78° with service required message and cooling mode indicators on screen.
Touchscreen thermostat display shows 78° with cooling mode icons and a service required alert message.
Touchscreen thermostat display shows 78° with cooling mode icons and a service required alert message.
Short PVC drain pipe protrudes from exterior stucco wall above gravel at the foundation.
Short PVC drain pipe protrudes from exterior stucco wall above gravel at the foundation.
— Frequently Asked

Questions about this repair

What was documented about the HVAC system?

Thermostat error indicated external safety open; found condensate safety switch tripped due to drain issues.

Does AZ Perfect Comfort service Scottsdale?

Yes. AZ Perfect Comfort services Scottsdale 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.

AC Repair & MaintenanceLearn about this HVAC serviceHVAC service in Scottsdale, AZWhat we offer in your neighborhoodAll Condensate Drain Flush and P-Trap Installation case studiesBrowse similar real repairsAll repairs in ScottsdaleReal case studies in your areaAll repair case studiesEvery published repair we’ve documentedComfort Club membershipPriority service and scheduled maintenanceLifetime Repair GuaranteeEvery eligible repair backed for lifeHVAC financing optionsPayment plans for larger projectsAbout AZ Perfect ComfortFamily-run Phoenix HVAC since day one
— Related Repairs

More real repair case studies from AZ Perfect Comfort

— Same Problem At Your Home?

Let's get your home feeling "just right" again.

AZ Perfect Comfort has served Scottsdale and greater Phoenix with same-day HVAC diagnostics and repair. Diamond Members get every repair backed by our Lifetime Repair Guarantee.

Call (602) 613-3489
← Browse all repair case studies
Call Text