Comprehensive Heating & AC Services in Morton Grove, IL

Performed clean and check maintenance on four rooftop units serving kitchen area per Comfort Plan agreement. Completed filter changes on all units, noting filters ordered were correct specification. Addressed heavily soiled evaporator coils with significant dust and debris accumulation requiring thorough cleaning. Recommended equipment labeling be added to service titan for accurate identification, specifically distinguishing which filters correspond to each kitchen RTU to update equipment list for future service visits.

Responded to commercial water leak call at vacant warehouse unit where building engineer reported pronounced leak from corner requiring bucket placement. Upon arrival, accessed facility and inspected warehouse area with exposed ceiling-mounted HVAC equipment and air handling units. Located source of water accumulation and examined affected HVAC unit, documenting significant dirt and debris buildup on internal surfaces and condensate drainage components. Inspected PVC condensate drain line and mounting brackets showing signs of blockage or drainage issues causing water overflow. Photographed equipment condition and leak source for documentation purposes. Advised that condensate drain system requires cleaning and proper drainage restoration to resolve active leak condition.

Responded to commercial rooftop HVAC unit requiring capacitor replacement. Replaced defective hard start capacitor and dual-run 35/5 capacitor on packaged rooftop unit. Accessed internal compressor compartment, removed failed capacitors, installed new components with proper electrical connections, and verified all wire terminations were secure. Unit tested and returned to normal operation.

# HVAC Service - No Cool - Comm Responded to no cooling complaint in commercial meeting room. Upon inspection, discovered failed run capacitor with severe corrosion and deterioration on terminal connections. Removed defective capacitor, installed new replacement unit, verified proper wire connections, and tested system operation. Unit restored to full cooling capacity and left operational.

Responded to no cooling complaint for commercial office space. Upon arrival, found rooftop packaged HVAC unit with severely damaged electrical disconnect box. Disconnect cover was deteriorated with metal sections torn away, exposing internal components and creating safety hazard. Heavy rust observed on locking mechanism and mounting hardware. Inspected unit operation and refrigerant lines, which appeared intact. Documented equipment condition with photographs showing extent of disconnect box damage and overall unit status. Customer advised that comprehensive no cooling diagnostic was completed within past month. Collected continuation time for ongoing service issue related to inadequate cooling performance in office area.

Responded to no cooling call on Lennox outdoor unit less than 10 years old. Upon arrival, verified thermostat settings, checked filter condition, and confirmed breaker status. Measured supply air temperature at return air grille using digital thermometer to establish baseline readings. Inspected outdoor condensing unit on concrete pad, noting unit condition and operational status. Performed system diagnostics to identify root cause of cooling failure. Documented equipment nameplate information and system specifications for service records.

Responded to no cooling complaint at commercial tenant space. Upon arrival, verified ecobee thermostat was displaying and holding at setpoint but system was not providing adequate cooling. Tenant reported ongoing issues with thermostat resetting itself intermittently. Previous service visit suspected electrical issues, and electrical contractor had verified power supply was functioning properly. Inspected thermostat operation and confirmed unit was calling for cooling mode as indicated by snowflake icon on display. Thermostat showed current temperature of 73°F with setpoint of 69°F and holding schedule until 6:30pm. Humidity reading displayed at 57%. Checked thermostat wiring connections at wall plate and verified secure terminations. Monitored thermostat communication with HVAC equipment to determine if cooling call was being properly transmitted to air handler and condensing unit. Further diagnostic work required at equipment level to determine root cause of no cooling condition an

Responded to callback for commercial A/C unit 6216 experiencing repeated restart issues. Upon arrival, inspected the non-Eco thermostat system and replaced dirty air filter with new filter to improve airflow and system performance. Verified Sensi thermostat operation showing 72°F ambient temperature with cooling mode temporarily set to 70°F at 60% humidity. System cycled properly during testing with no immediate restart issues observed at time of service.

Responded to continued no cooling complaint in commercial office space on return visit. Upon arrival, verified thermostat settings and confirmed system was set to cooling mode with display reading 83°F. Performed diagnostic testing of air conditioning unit using clamp meter to measure electrical parameters at condenser coil. Observed evidence of corrosion and weathering on exterior housing panel and heat exchanger fins. Measured voltage reading of 225.8V at equipment. Documented thermostat operation with lockbox cover in place and captured electrical measurements during testing. Coordinated with office for approval process prior to proceeding with repairs, as tenant is responsible for HVAC maintenance at this property.

Responded to no cooling complaint at commercial office space. Upon inspection, discovered failed contactor with severely burnt and corroded contact points showing evidence of electrical arcing and thermal damage. Removed defective contactor and replaced with new unit. Verified proper electrical connections, tested system operation, and confirmed cooling restored to affected space.

Completed spring preventive maintenance on commercial air conditioning unit per customer care plan. Performed thorough cleaning and inspection of system components, verified thermostat operation showing 75°F setpoint with proper cooling mode functionality. Observed significant frost accumulation on evaporator coil and refrigerant lines during inspection, indicating potential airflow restriction or refrigerant charge issue requiring further diagnostic evaluation.

Completed comprehensive full system HVAC estimate for commercial facility. Performed detailed measurements and documentation of existing air handling equipment, ductwork configurations, and mechanical room layout to provide accurate replacement specifications. Assessed current system components including vertical air handler units, sheet metal ductwork, and associated electrical infrastructure to determine complete system replacement requirements.

Completed commercial HVAC maintenance agreement service on two rooftop air conditioning units located in warehouse facility. Performed comprehensive preventive maintenance per contract protocol including filter replacement with one 20x20x1 and one 16x20x1 filter, system inspection, and equipment data collection. Documented deteriorated capacitor showing significant corrosion and terminal degradation requiring future replacement recommendation.

Completed spring preventive maintenance on residential split system air conditioning unit per comfort plan agreement. Performed comprehensive clean and check procedures on Carrier HVAC system, including outdoor condenser unit and indoor air handler/furnace assembly. Inspected electrical connections, disconnect box, and conduit at exterior unit; verified proper airflow through condenser coil fins; checked refrigerant lines and condensate drainage. Evaluated indoor equipment installation, ductwork connections, and system accessibility in basement location. All components operating within normal parameters; system ready for cooling season.

Performed comprehensive Comfort Plan clean and check maintenance on single-system HVAC unit. Conducted thorough inspection of furnace and air conditioning components, verifying proper operation of high-efficiency heating system with PVC venting configuration. Measured supply air temperatures at ductwork using calibrated digital thermometer to confirm system performance parameters. Inspected all accessible mechanical components including furnace cabinet, ductwork connections, and ventilation piping. Verified equipment labels and manufacturer specifications were properly displayed. System found to be operating within normal parameters with no deficiencies noted requiring immediate attention.

Completed scheduled preventive maintenance on two commercial rooftop HVAC units per maintenance agreement. Performed comprehensive inspection of both RTU systems including electrical components, control wiring, and interior compartments. All systems operational with no deficiencies noted at time of service.

Completed spring clean and check maintenance on single HVAC system per comfort plan agreement. Performed comprehensive inspection of outdoor condensing unit located on side of home, including cleaning of condenser coil, inspection of electrical connections and control board assembly, and verification of proper refrigerant temperatures. Accessed and photographed multi-layer control board system showing proper wiring connections, heat sink assembly, and integrated circuit components in good operating condition. Measured and documented supply air temperature at evaporator coil reading 43.3°F, confirming adequate cooling capacity and proper system operation. All components functioning within normal parameters with no deficiencies noted at time of service.

Responded to service call for air conditioning unit running continuously. Performed comprehensive Comfort Plan Clean and Check maintenance on single system including inspection of outdoor condensing unit, verification of electrical components using clamp meter, and assessment of refrigerant lines and connections. Provided customer with 15x20x1 air filter for future use.

Responded to no cooling complaint on commercial rooftop unit. Previous breaker issue had been addressed, but unit still not cooling properly. Upon arrival, accessed rooftop unit and removed side panel to inspect internal components. Connected manifold gauges to measure refrigerant pressures and temperatures. Initial diagnostic readings showed suction pressure at 58.2 psig with 63.6°F temperature, resulting in 31.2°F superheat on R-22 system. Liquid line pressure measured 183.7 psig at 80.7°F with 15.0°F subcooling. System analysis indicated abnormal operating conditions preventing adequate cooling performance. Documented beginning temperatures and pressures for diagnostic purposes.

Returned to commercial rooftop unit to complete previously diagnosed repair. Replaced failed 45/5 dual run capacitor on HVAC system. Removed weathered capacitor showing signs of corrosion and installed new replacement unit. Secured capacitor with mounting bracket and reconnected all electrical terminals. Verified system operation and confirmed thermostat responding properly with unit cycling correctly. Collected final payment for completed repair work.