View visual findings from this job here - https://visionshare.xoi.io/?id=XA-213F-202C17229CDA468D888DCDF7A2988B24 Customer has a lack of hot water in the home: He states that when he has hot water issues and checks the boiler, it is displaying an error code of DHW PROD ERR - Indicating that there has been a call for domestic hot water for over one hour and the tank is non-satisfied- We were here for the same issue February 23 of 2024. At arrival found the boiler operating properly with no displayed error message Boiler screen is displaying automatic operations Tested domestic hot water zone by running domestic hot water out of sink and home to have a call- The domestic hot water circulator pump turns on and water is circulating properly- Normal operations The cover of the control was removed, The dust inside was blown out And all connections were secured Spoke on the phone with the manufacturer and reviewed the previous case providing case number We reviewed all of the settings in t
Today I arrived on site to diagnose the issue with the Trane AC system in the attic. AC System Issue: Addressed a non-functioning AC system for the entire house. Fault Identification: Discovered the 3rd zone common wire was disconnected. Resolution: Reconnected the 3rd zone common wire. Recommended including the cap and contact to be replaced. When arriving at the property, The client directed me to the attic where the AHU trane is. The client explained to me that the system has been showing intermittent failures. I proceeded to check the AHU in the attic. I found the common wire disconnected from the tstat of zone #3. I showed the client the situation. I put the wire in its place. I put the system into operation. The system started working. I proceeded to check the condenser unit. I found the starter cap of the condenser unit not correct for the capacity of the motor fan and the compressor joined. I explained to the client that the starter cap must be replaced by the correct lime. I
Service call for kitchen zone not working. Customer has a trane system with 3 zone for the entire home. On arrival homeowner explained that there was no air coming out of the kitchen zone. inspected air handler/ zone panel and zone dampers. Tighten all conn rations at the zone panel and tested kitchen zone. Zone motor opened up first try with no issues. This zone was tested a few times and is operating properly. There are currently no faults. Customer wanted to move forwards with the previous recommendations going to need a 45/3 capacitor and also a contractor. View visual findings from this job here - https://visionshare.xoi.io/?id=XA-A3D0-43F220433A844F6DBDA56AF5C65D4D14
Upon arrival found system cooling. Client mentionted that system has been going off intermittently during very hot days. Checked indoor unit delta T receiving very high temperature split, 36 Degrees from Supply Ductwork. Checked condenser pressures noticed saturation temperature below freezing. Noticed Suction Line beginning to freeze. Checked pressures 99PSI Low - 29Saturation with 20 Degrees Subcooling. System appeared to be overcharged or liquid line restriction but after checking coils noticed condenser coils heavily restricted 100 percent % had to remove all covers & fan to remove dirt and debris build up on coils. After cleaning condenser checked pressures ok noticed Subcooling very high at 30 - Must return to remove pressure from system and recharge before condemning TXV, Also noticed that the motor on system is rated for 7.5 MFD Cap & System is operating with 45/3 Capacitor? Also reccomended replacing Capacitor - Left system operational and cooling must return for repair work.
Checked two daikin AC systems with hydronic heating coils while performing maintenance on the systems found that both the condensate safety switches on the system were tripped had to cut the drain lines due to both systems drain lines are twinned together and was unable to properly clear the drain completed maintenance and tested system operations left systems working homeowner supplied the filters 16+20+1