Dispatched our technician to a health center in Elk Grove, California. He found their Traulsen freezer frozen over. Thawed out the coil and line-set, and discovered that the evaporator sensor was not reading the correct temperatures, causing system to freeze up. Installed a new sensor and cycled system. Unit is operational and dropping back to freezing now.
Responded to a commercial customer's call in Elk Grove, CA, stating that two air conditioners were not cooling properly. After checking in with onsite management, our technician found unit #8 down and low on refrigerant. Also found unit #5 tripped on the first circuit on the freezestat, also low on refrigerant. Added dye to the system and will quote a return trip to leak search and repair both units.
Dispatched our Elk Grove California HVAC technician to a commercial customer for approved repairs. Their Masterbilt cooler had a leak in the evaporator coil, and the evaporator coil had to be replaced. Pumped down system, cut out old coil and installed new coil, recharging system. Tested and brought system down to cooling temperatures, no more issues to report.
Quoted repairs were scheduled for a commercial customer in Elk Grove California. Upon arrival, performed a refrigerant leak search on RTU 1. Inspected evap coil, condensing coil, metering devices, manifolds, all U joints, and field line joints. Checked pressures and pressures on circuit 1 were 120low and 261high, 40deg vapor saturation temp and a 21deg temp split. No leak found, RTU1 functional. Also performed repairs on the #9 air conditioner, removing the economizer from unit to replace a failed economizer actuator and economizer control module. RTU 9 is operational again. Confirmed all ops with EMS, job complete.
Approved repairs scheduled for a home goods store in Elk Grove California. After picking up necessary parts for the repair, the technician checked in onsite and proceed to replaced and solder in a new section of drain line for a commercial Lennox air conditioner. Flushed and tested line after making repairs, draining normally and no more issues to report.
A grocery store in Elk Grove California was receiving customer complaints about the site being warm. Office area also affected. Upon arrival, our commercial technician found a failed blower motor for RTU#2. The technician was able to source and pick up a replacement motor same day . After making repairs, he cycled the unit to verify operations and also reset all set points for the main sales floor units. Temperatures normal, 71* across the store and employees comfortable.