Dunn NC Heating & Air Conditioning Services

Tech was informed mua has interlock fault code as well as kitchen unit not cooling properly. Tech found mua did not have power on roof fault code was for exhaust hood trying to go through safety’s and damper operation but not able to due to no power to mua tech checked power at disconnect and was not able to find any. Tech checked all breakers and did not find any off or tripped. Electrician will need to be called to get power to mua. Kitchen unit circuit 1 is cutting out on low pressure due to low refrigerant te h performed leak search and was able to get hits from bottom of heater core tech did notice the joint leaking is factor and has not been worked on. Office quoted $1515 p,us tax for repair of leak. Tech recommends replacing evaporator coil due to condition extremely rusty and high risk of leak in future. Office to quote evaporator coil. Will require 2 techs to perform work. S#562L

Tech washed and serviced unit and found no challenges at this time customer could not extend at this time and will have to call in an a week or so.

Replaced 45MFD run capacitor. System is cooling properly.

Tech performed ESA on 1 system. Tech found no challenges or concerns with systems on today’s visit, system is only a few years old. All tests tested well and system thoroughly cleaned. System is operating properly upon departure. Homeowner stated she would call in for renewal similarly to last renewal.

Invested in esa and rev g and re installing section of duct

Tech performed esa, unit is working properly Tech didn’t jabs any 20x20x1 filters on truck will need 2 dropped off when in the area

Tech found unit completely out of refrigerant and performed a leak search. Tech was able to pinpoint a large leak on the condenser coil. Due to age and cost of repair, tech recommends replacing system. Field supervisor notified.

Emailed quote to replace electric furnace with Carrier PHP. Customer is going to talk to her husband.

Customer name is spelled Sacnite Razo. Customer reported indoor coil frozen earlier. System was defrosted on arrival due to customer leaving it off. A coil looks severely impacted by dust and dirt. Fins are in very poor and deteriorated condition. Tech suspects indoor A coil cannot be sufficiently cleaned without risking further destroying fins. Electric furnace and indoor coil are severely corroded. Tech called for cooling and recorded cooling and heating R22 operating pressures. System is very low on R22. Data tag is missing. Tech doesn’t know how many lbs of R22 factory charge the system takes. Tech estimates based on system size that it needs 8 lbs of R22 plus or minus a few to get system properly charged. Compressor contactor is in poor condition. 7.5uf blower capacitor is reading very low at 3.3 uf. Top heat strip wire is burnt off inside electric furnace. Bottom heat strip is unplugged due to one pole of 3 stack sequencer stuck closed. 1 of 3 heat strips turns on and off

HVAC System Upgrade: In response to a client's desire for enhanced energy efficiency, I recommended and executed an upgrade to a Lennox high-efficiency HVAC system. This upgrade not only improves comfort but also results in substantial energy savings, meeting the client's expectations and providing a more environmentally friendly solution.

Tech performed maintenance per esa. Tech found no challenges at today’s visit could not use water not available. Spoke to homeowner on ac renew to help with noise he is on a budget maybe in future.

Tech performed CMA inspection on one system. Found 45MFD run cap testing weak at condenser, recommend replacing. Estimate sent. Tech was able to inspect furnace and a/c coil after eventually gaining access to attic. Read pinned notes for attic access location. Found no issues at furnace. System is cooling properly at this time.

PERFORMED CMA INSPECTION ON 8 SPLIT SYSTEMS, 1 DEHUMIDIFIER AND 1 GAS PACKAGE SYSTEM. ON SPLIT SYSTEM #1 THE COMPRESSOR CAPACITOR RATED FOR 45mf TESTED AT 41.3. CAPACITOR DUE FOR FAILURE, RECOMMEND REPLACEMENT OF CAPACITOR. ALL OTHER SYSTEMS ARE PERFORMING PROPERLY.

Performed routine maintenance per energy savings agreement. Technician was unable to find any challenges while servicing equipment today. System is cooling and heating properly with a delta t of 20 degrees. Customer does change their own filters. Tech left (1) 24x24x1 because it was all they had on the truck. Notified customer that if they needed another filter just to let us know. Customer is in the process of selling home. Tech let them know that if they move and stay within our service area, we could switch service to their new location. If not, they can notify us to cancel their monthly draft.

Performed routine maintenance on 2 systems per Energy Savings Agreement. Mini Split - technician did not find any challenges while performing routine service on the mini split system. System is coping properly and holding a delta t of 18 degrees. Gas Pack - technician was unable to find any issues with the system at todays visit. It was installed in 2021. System is cooling properly and holding a delta t of 20 degrees. This system is equipped with a UV bulb, which is burnt out (indicated by white markings at either end of the bulb). Tech recommended replacing the Uv bulb to restore optimal indoor air quality. Customer opted to hold off changing until next visit.

Performed routine maintenance per energy savings agreement. Technician did not find any challenges while servicing system today. Unit is heating and cooling properly with a delta t of 20 degrees. Technician recommended installing a Plasma Air Purifier as a maintenance free alternative to the Uv bulb. Tech explained differences and benefits of air purifier. Pamphlet left and estimate built for customer review. Tech only serviced package heat pump today. After discussion with customers they opted to have both systems services next time out and renew as a 2 system PSA then. Last note - tech did notice a dent on the top of the system. It appears that something was dropped on this part of the system. Pictures are provided and customer notified. Performance is not being affected at this time.

Tech found furnace 9B with the gas off. Burnt/smoke marks are present at the top for the furnace near the burners. Reverse line power flash code was still present at the ignition control board, tech turned on the gas and jumped W for heat call and flames were rolling out of the heat exchanger when the blower operated. Was was shut off and performed a 2nd test for cracked/rusted heat exchanger and failed. Videos on file. Recommends system replacement due to expense and age of the system, gas was left off at the shut off and gas valve. System #5 has a bad thermostat, thermostat was calling for heat but no power at the W wire on the furnace board, fuse was not blown upon arrival, 1 flash code was present even indicating an open limit or external load on “W”. Te h bypassed the limits and disconnected the thermostat wires and code was present. 2 thermostat wire were leading to the Smoke detector which one is not connected(the one that Has power) and the one without voltage is not connected

Performed 2 split system inspections. Replaced filters, cleared drain lines, gathered amp draws, checked capacitors and checked delta T. No challenges found at this time. ICP system, Indoor coil has been found leaking last summer and equipment proposal has been provided. Tech did not have access to 1 filter that is located inside an office that is locked. Tech left filter outside the door and informed the supervisor on duty.

Tech found fuse was blown. Tech was able to trace the chase at the low pressure switch running on to the copper line. Tech informed customer and quoted out price for repairs she approved over phone. Once repaired and fuse replaced system is operational tech did notice system is in need of maintenance due to condenser coil extremely dirty and will not keep up during the summer

Tech preformed CMA FULL SERVICE on 6 Split Systems. Split System #5 is NOT operating at this time. Tech found ignition board with a flash fault code 1. Also blower motor was operating but no call was made. Tech removed thermostat wires and code went away and furnace operated properly. Tech reattached thermostat wires and jumped “W” circuit and fuse popped. This indicates short in thermostat wires or thermostat. Also tech found that the dual run capacitor on condenser unit is physically damaged and burnt, recommend replacing. Compressor also failed megohm test. Due to multiple challenges and age of system tech recommends replacing System. Split System #6 in NOT operating at this time. Tech found disconnect off to Unit. Tech cut disconnect on and found no power to Unit due to tripped breaker in panel box. Tech reset breaker and pushed in contactor and breaker tripped again. Tech checked compressor and compressor wiring for short but compressor or fan did not present with short. Tech ins

Tech spoke with homeowner again on the phone before going out and she stated she can’t afford the house call fee and maintenance plan. Stated it would be just a coastal fee and whatever tech finds. Tech informed homeowner that we could come out during the week but she stated no one is home during the week and needs someone out now. Tech informed homeowner I can only get out to ESA customers only also drive time is a hour away and seems like she can’t afford anything at the moment. Informed customer that they might have to try to find someone else or wait till someone can be home during the week.

Returned to wash the return make up air screens.

Performed a filter change on 5 gas package units, kitchen ceiling.

Tech washed and serviced unit

Performed a full service maintenance on 12 Cambridge gas heaters on the roof. Tested burners, checked blower and belts. A5 unit does not give ignition to burner.