Michael came, did his work and left. Answered my questions. Was polite and professional.
Made repairs to the South Trane Rtu. Replaced the inducer assembly due to worn and noisey bearings. Replaced the damaged thermostat. Verified operation after repairs. Repairs were approved by Glenda W.
Checked the two Trane Rtus for no heat. Found the thermostat set at 63 deg on the North unit. Programmed the thermostat to 69 deg per the customers request. Found the unit heating normal after setting the thermostat. Found the South unit not heating due to a failed ignitor. Replaced the ignitor. Found the unit heating normal after repairs. Secured the thermostat to the subbase and set the program to match the other stat.
Performed CPMA Changed all filters checked all electrical and mechanical functions no issues at this Time
Performed the full preventative maintenance today on all 4 muaâ€™s. All 4 muaâ€™s are operating properly at this time. One mua was displaying a low discharge temp code. I reset the unit it fired up and has been running for 1 hour now with no issues. Iâ€™m not sure what caused the problem but the unit is operating properly at this time.
Found filters were the problem no charge at this time updated filter list
Performed full maintenance today. Washed coils, and replaced filters. All units electrical completed were tested, and tested within factory specs. All units are operating properly at this time. The air handler above the ceiling that was leaking water over the past weekend will still need further diagnostics to see why itâ€™s filling the emergency drain pan.
Upon arrival found overflow pan full emptied and blew out drain line which was clear told customer we would return to morrow closer to closing time to investigate further call is warranty as we blew out the line 1 month earlier.
Checked the 15 ton Trane Reliatel Rtu for the space for too warm during high outdoor temps. Checked the operation of the unit at the roof and found both stages and the economizer operating normal. Checked the room thermostat configeration and found the stat setup for single stage operation causing the unit to operate at 50% capacity. Configured the stat to match the system after downloading and printing the thermostat manual. Verified operation after repairs. Left the manual with the customer for future reference.
Trane AC unit#3 supplying the main entry not cooling. Found the thermostat was failed, not sending 24V on the Y-cooling terminal. Thermostat has been replaced. Unit is now communicating the correct voltage and cooling properly at this time.
Checked the East Trane air handler over the dining room after the overflow pan was found overflowing yesterday. Verified the pan was dry after removing the water. Blew out the condensate drain and trap. Refilled the trap and verified drainage. Also checked the blower belt while on site.
Upon arrival the hazim showed me he unit that was leaking water. The drain on the unit was clogged and filled the secondary drain. I removed all the water from the pan, but I was not able to clear the drain due to the amount of customers and people around that area. Hazim wanted LBA to come back during the week to clear the drain.
Checked the South Trane Rtu for no cool complaint. Found the thermostat set point 72 deg and the room temp 70 with the unit cycled off. Lowered the set point and checked the operation. Found the unit cooling normal with a 20 deg split and the unit running at 100% capacity. Changed the program two degrees lower than the North Rtu to cool the office and the store room. Explained the thermostat operation to the customer.
Checked two Trane Rtus for no cool. Found both off on cool fail. Found the South 17.5 ton unit with the condenser plugged between the passes and the North condenser fan motor running without a rain shield allowing water to enter the motor. Split and washed the condenser, replaced the motor, fan blade, capacitor and missing rain shield. Found the North 15 ton with the South condenser fan motor locked up due to failed bearings. Replaced the motor, fan blade and capacitor. Verified operation after repairs. Programmed the thermostats to the customers schedule. Repairs were approved by Glenda.
Upon arrival found unit operating well at 22 degree split and space keeping temperature at 72 degrees tenant left space and I could not inspect thermostat or ductwork if problem persists will need to return to inspect these things.
Upon arrival gathered information and correctly labeled all units and filled out map for first watch