Responded to customer complaint of strong chemical odor from Goodman furnace. Performed comprehensive diagnostic testing using combustion analyzer showing CO2 at 8.1% and excess air at 47.3%. Visual inspection of motor assembly, electrical connections, and ventilation components revealed no obvious source of reported odor. Completed basic cleaning and maintenance service, but could not identify cause of reported smell despite thorough examination.
Responded to no heat service call. Diagnosed non-functioning thermostat with blank display. Determined issue was due to depleted batteries. Replaced batteries, which restored thermostat functionality and system operation.
Responded to service call for furnace leaking water. Diagnosed blocked drainage in humidifier and furnace systems causing water pooling on floor. Cleared obstructions in all drains (furnace, AC, and humidifier), and cleaned trap to restore proper drainage function.
Responded to service call regarding system water pressure issues. Replaced deteriorated autofill valve, backflow preventer, and expansion tank on Challenger boiler system that showed signs of leakage. Verified proper operation of new components with system pressure stabilized at 6 PSI.
Completed diagnostic assessment on 10-year-old Lennox furnace not heating properly. Inspection revealed signs of corrosion on copper pipes and aging components in the gas valve assembly. Serviced the unit by cleaning connections and verifying proper operation of the recently replaced thermostat to restore adequate heating function.
Responded to customer report of intermittent heating failure where furnace was blowing cold air despite heat setting on thermostat. Diagnosed thermostat malfunction, replaced batteries, and performed comprehensive system check on Trane furnace unit. Verified proper operation of heating system after service to prevent recurrence of the issue.
Responded to no heat service call for rooftop unit that had previously been serviced twice this month. Diagnosed thermostat issue displaying error code "00" on Honeywell Home digital thermostat. Reset controls and restored proper heating function, confirming system operation before departure.
Responded to follow-up service call for a 2022 Goodman system with insufficient heating issues. Diagnosed system not reaching second stage operation properly. Performed maintenance including cleaning flame sensor and condensate drain line to restore proper heat output. System now functioning correctly with proper stage transition.
Responded to no heat service call at residential property. Diagnosed issue as thermostat malfunction due to dead batteries. Replaced batteries and verified proper system operation through multiple heating cycles. Inspected furnace and associated components with no additional issues found.
Diagnosed no heat issue on older Carrier furnace. Found thermostat malfunction causing system failure to initiate heating cycle. Accessed furnace control board to verify power supply and component functionality. Repaired thermostat wiring connections and recalibrated temperature settings, restoring normal heating operation.
Responded to no heat complaint in room 402. Diagnosed air trapped in heating line of cast iron radiator. Successfully bled air from the system and verified proper operation of the radiator. Confirmed thermostat was functioning correctly and set to 60°F heat mode.
Responded to customer complaint of unusual odor and no heat from 2014 Ameristar furnace. Diagnosed bad blower motor causing system failure. Replaced defective motor assembly, cleaned interior components, and verified proper operation with successful test cycle. Unit now functioning normally with no odor present.
Performed diagnostic service on 2013 Lennox furnace system not maintaining temperature (57°F with thermostat set to 90°F). Conducted basic clean and check maintenance, including inspection of internal components, wiring, motor, and control board. System appears properly installed with appropriate gas connections and ventilation. Recommended further monitoring of heating performance.
Diagnosed Goodman gas furnace with no heat issue. Visual inspection revealed faulty control board. Sourced and installed replacement Emerson control board, reconnected all electrical terminals, and verified proper operation. System is now functioning correctly with heat restored.
Responded to service call for 2008 gas furnace producing humming and loud noise during operation. Inspection of unit revealed failing inducer motor, which was confirmed by inspection of FASCO motor assembly. Replacement of inducer motor was recommended to resolve the issue.
