Expert HVAC, Air Quality, and Plumbing in Elk Grove Village, IL

Completed startup and BFMA tune-up service on two brand new rooftop units at commercial facility. Performed comprehensive inspection of all mechanical and electrical components including refrigerant lines, control systems, blower assemblies, and heat exchangers. All systems tested and verified operational, with units commissioned and ready for normal service under recurring maintenance agreement.

Responded to callback regarding newly installed rooftop units not maintaining adequate cooling, with building temperatures remaining above 75°F and weak airflow reported in first-level glass-walled suites. Upon inspection, discovered significant condensation issues on ductwork in basement mechanical space, indicating improper insulation or air sealing concerns affecting system efficiency. Verified economizer operation on both RTUs, adjusted damper controls and sequencing to optimize outside air intake during suitable conditions. Identified ductwork configuration issues in basement area with multiple elbows and transitions potentially restricting airflow to affected zones. Inspected mechanical connections, confirmed proper refrigerant charge and compressor operation on both units. Documented excessive moisture accumulation on supply ducts suggesting inadequate vapor barrier or insulation installation. Recommended follow-up to address ductwork insulation deficiencies and evaluate air bal

Completed commercial HVAC installation by finishing sheet metal ductwork transitions and connections on rooftop unit, running gas piping to equipment, and performing initial startup and commissioning of the system. All electrical connections verified at panel and unit tested for proper operation under warranty parameters.

Completed full replacement of two commercial rooftop units on a commercial building. RTU1, a 30-year-old unit operating on discontinued refrigerant, and RTU2, a 20-year-old unit requiring extensive repairs, were removed and replaced with new equipment. Crane services were utilized on the west side of the building to safely lift and position the new units onto the rooftop, with all equipment suppliers and scrap removal services coordinated for efficient project completion.

Conducted site assessment for rooftop unit replacement, documenting existing electrical breaker specifications and gas piping dimensions. Photographed current RTU installation, heavily corroded support structure, gas line connections, and rooftop conditions to provide accurate specifications for equipment replacement planning.

Completed preventive maintenance tune-up on 20-year-old air conditioning system per customer request. Unit operating normally with no reported issues or cooling concerns. Performed standard inspection of outdoor condenser unit, verified refrigerant levels, checked electrical connections, cleaned components as needed, and confirmed system functionality. All accessible ductwork and refrigerant lines in basement area found in satisfactory condition with insulation intact.

Performed load calculation and airflow analysis on two commercial rooftop units (RTU 1 and RTU 2). Documented space layout with detailed measurements and created floor plan sketch to assess heating and cooling requirements. Evaluated existing thermostat control system and recorded equipment specifications for proper sizing verification.

Conducted site assessment for rooftop unit replacement on commercial facility. Inspected existing RTU installation showing significant weathering and corrosion, documented electrical panel configuration and rooftop conditions, and provided estimate for complete unit replacement.

Responded to second floor RTU tripping breaker upon startup. Inspected electrical connections at contactor assembly and found evidence of corrosion and heat damage on terminal blocks. Cleaned and tightened all electrical connections at contactor terminals. Verified proper wire seating in spring-loaded terminal clamps. Unit tested successfully with no further breaker trips. System operating normally with proper amperage draw.

Completed full HVAC system installation consisting of a Lennox SL280DF070V36A downflow gas furnace and EL16XC1-030 air conditioning condenser unit. Installed CK40DT-24A-71 evaporator coil with AHRI-matched configuration for optimal system performance. Integrated AA1410 air filtration system, P200 thermostat, and powered humidifier into the new system. Established refrigerant lines with proper insulation and secured all electrical connections per manufacturer specifications. Mounted outdoor condenser unit on concrete pad with gravel base and installed protective metal conduit for line set routing along exterior wall. Performed system startup procedures and utilized Testo 557 digital manifold gauges to verify refrigerant pressures and temperatures, confirming proper system operation. All equipment tested and operational upon completion.

Completed comprehensive BFMA tune-up on a 5-year-old air conditioning system, including full system inspection and preventive maintenance. Inspected air handler unit, verified proper operation of control boards and electrical connections, examined blower motor assembly with digital controls, and confirmed all wiring connections were secure. Assessed pleated air filter condition within the metal frame housing and inspected interior components for optimal performance and efficiency.

Conducted comprehensive evaluation of existing residential air conditioning system. Upon inspection of outdoor condenser unit and electrical components, determined that system replacement was necessary. Provided estimate for new A/C unit and evaporator coil installation. Coordinated scheduling with property occupants to arrange installation timeline once customer approval is received.

Completed comprehensive AC tune-up on 21-year-old residential cooling system. Performed standard maintenance protocol including inspection of evaporator coils, condenser coils, and refrigerant lines, all of which showed significant dust and debris accumulation consistent with the unit's age. Inspected outdoor condenser unit, electrical disconnect, and all associated components to ensure proper system operation.

Performed nitrogen leak check on HVAC system after identifying low refrigerant condition indicating system leak. Pressurized refrigerant circuit with nitrogen to locate source of refrigerant loss and documented equipment location in basement utility area for repair assessment.

Responded to after-hours emergency service call for water leak from condensate pump on 16-17 year old residential HVAC system. Upon arrival, inspected outdoor condensing unit and condensate drainage system at foundation level. Located source of water leak at condensate pump assembly. Cleared blocked condensate drain line and verified proper drainage flow from evaporator coil. Tested condensate pump operation and confirmed pump was cycling correctly and discharging water appropriately through exterior drain lines. Inspected all accessible condensate piping, mounting brackets, and discharge points along building foundation. System restored to normal operation with no further water leakage observed during testing cycle.

Completed comprehensive BFMA tune-up on 9+ year old air conditioning system located in utility closet on balcony. Performed full inspection of blower motor assembly, electrical components, circuit board, relays, and all wiring connections within the unit cabinet. Verified Honeywell ProSeries thermostat operation showing system in cooling mode with fan set to auto at 76 degrees with permanent hold setting active.

Completed comprehensive BFMA tune-up service on residential air conditioning system, including full system inspection of outdoor condensing unit with Emerson control board. Performed filter change with 16x25x5 media filter, verified electrical connections and control board operation, inspected condenser coil and cabinet condition, and confirmed proper system functionality. Unit operating within normal parameters with no deficiencies noted at time of service.

Completed comprehensive BFMA tune-up service on a 9+ year old residential air conditioning system. Performed full system inspection of outdoor condensing unit, replaced indoor air filter with new pleated media filter, and verified all components operating within normal parameters to ensure optimal cooling performance for the upcoming season.

Responded to service call for commercial mini split system blowing hot air instead of cooling. Inspected both mini split units on property and identified malfunctioning system. Evaluated condensate pump assembly and drainage system, verified electrical connections at breaker panel, and documented existing equipment configuration. Communicated findings and repair recommendations to property contact for approval before proceeding with necessary repairs.

Completed comprehensive BFMA air conditioning tune-up on 3-year-old system as scheduled first appointment. Performed full system inspection including evaporator coil examination, blower motor assessment, electrical connection verification, and overall component evaluation. All components found operating within normal parameters with proper airflow and electrical connections secure.